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demo/app.py
Gradio interface for EmpathRAG V2.
"""
from __future__ import annotations
import datetime
import json
import os
import sqlite3
import sys
import threading
import uuid
from html import escape
from pathlib import Path
import gradio as gr
# Load .env (GROQ_API_KEY, ANTHROPIC_API_KEY, etc.) before any provider
# checks os.getenv. Soft import so the app still runs without python-dotenv.
try:
from dotenv import load_dotenv as _load_dotenv
_load_dotenv()
except Exception:
pass
sys.path.insert(0, "src")
from pipeline.safety_policy import SafetyLevel, SafetyTriagePolicy
from pipeline.core import EmpathRAGCore
from pipeline.output_guard import validate_output
from pipeline.service_graph import match_services
from pipeline.v2_schema import (
SafetyTier,
SupportRoute,
classify_route,
map_safety_level,
)
LABEL_COLORS = {
"distress": "#fb7185",
"anxiety": "#f59e0b",
"frustration": "#a78bfa",
"neutral": "#94a3b8",
"hopeful": "#34d399",
}
LOG_PATH = "eval/human_eval_log.jsonl"
LOG_TURNS = os.getenv("EMPATHRAG_LOG_TURNS") == "1"
SHARE_DEMO = os.getenv("EMPATHRAG_SHARE") == "1"
RETRIEVAL_CORPUS = os.getenv("EMPATHRAG_RETRIEVAL_CORPUS", "auto")
DEMO_TOP_K = int(os.getenv("EMPATHRAG_TOP_K", "5"))
DEMO_MAX_TOKENS = int(os.getenv("EMPATHRAG_MAX_TOKENS", "140"))
DEMO_BACKEND = os.getenv("EMPATHRAG_DEMO_BACKEND", "fast").strip().lower()
CURATED_DB_PATH = Path(os.getenv("EMPATHRAG_CURATED_DB", "data/curated/indexes/metadata_curated.db"))
APP_CSS = """
:root {
--bg: #0a0c10;
--bg-soft: #0d1017;
--surface: #11151c;
--surface-2: #161c25;
--surface-3: #1d2531;
--surface-glass: rgba(17,21,28,0.72);
--border: rgba(255,255,255,0.06);
--border-mid: rgba(255,255,255,0.10);
--border-strong: rgba(255,255,255,0.16);
--accent: #5eead4;
--accent-dim: #2dd4bf;
--accent-soft: rgba(94,234,212,0.10);
--accent-line: rgba(94,234,212,0.22);
--accent-glow: rgba(94,234,212,0.20);
--accent-aurora: rgba(94,234,212,0.28);
--text: #e7ecf2;
--text-muted: #8a93a3;
--text-dim: #5a6373;
--text-faint: #424b5a;
--warm: #f5b669;
--warm-soft: rgba(245,182,105,0.10);
--warm-line: rgba(245,182,105,0.22);
--danger: #f87171;
--danger-soft: rgba(248,113,113,0.10);
--danger-line: rgba(248,113,113,0.22);
--indigo: #818cf8;
--indigo-soft: rgba(129,140,248,0.10);
--indigo-line: rgba(129,140,248,0.22);
--radius-sm: 8px;
--radius: 12px;
--radius-lg: 16px;
--radius-xl: 22px;
}
* { box-sizing: border-box; }
html, body {
background: var(--bg) !important;
color: var(--text) !important;
font-family: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
letter-spacing: -0.005em;
}
/* Decorative aurora overlay. Uses position:absolute (not fixed) so it does
not interfere with HF Spaces' iframe height-detection postMessage. */
body::before {
content: "";
position: absolute; inset: 0;
pointer-events: none; z-index: 0;
background:
radial-gradient(1100px 520px at 18% -10%, rgba(94,234,212,0.07), transparent 70%),
radial-gradient(800px 400px at 100% 20%, rgba(129,140,248,0.045), transparent 70%),
radial-gradient(720px 380px at 80% 110%, rgba(94,234,212,0.04), transparent 70%);
}
/* Natural Gradio flow. Container holds everything at its document-flow
height; the page is allowed to be exactly as tall as its content. */
.gradio-container {
position: relative; z-index: 1;
background: transparent !important;
max-width: 1320px !important;
margin: 0 auto !important;
padding: 0 32px 24px !important;
color: var(--text) !important;
}
.gradio-container * { border-color: var(--border); }
.gradio-container label, .gradio-container .label-wrap {
color: var(--text-muted) !important;
font-size: 12px !important;
font-weight: 500 !important;
}
.gradio-container .block,
.gradio-container .form,
.gradio-container .panel,
.gradio-container .wrap,
.gradio-container .contain,
.gradio-container .tabs,
.gradio-container .tabitem {
background: transparent !important;
border: none !important;
box-shadow: none !important;
}
/* TOP BAR — explicit min-height (not fixed height). HF Spaces iframe sometimes
collapses fixed-height flex rows containing nested gr.Radio/gr.Button to
zero visible height even though they exist in the DOM. min-height +
flex-wrap lets the row size to its actual content. */
.er-topbar {
display: flex !important;
align-items: center !important;
justify-content: space-between !important;
gap: 16px !important;
padding: 16px 0 14px !important;
margin: 0 0 16px !important;
border-bottom: 1px solid var(--border) !important;
flex-wrap: wrap !important;
position: relative;
z-index: 100;
background: var(--bg);
min-height: 64px;
width: 100% !important;
max-width: 100% !important;
min-width: 0;
box-sizing: border-box;
}
.er-topbar > * { flex: none !important; }
.er-topbar > .er-mode-wrap { flex: 1 1 auto !important; display: flex; justify-content: center; }
.er-brand {
display: flex; align-items: center; gap: 12px;
font-weight: 600; font-size: 16px; letter-spacing: -0.012em;
color: var(--text);
}
.er-brand-dot {
width: 9px; height: 9px; border-radius: 50%;
background: var(--accent);
box-shadow: 0 0 18px var(--accent-glow);
animation: er-pulse 2.4s ease-in-out infinite;
position: relative;
}
.er-brand-dot::after {
content: "";
position: absolute;
inset: -4px;
border-radius: 50%;
border: 1px solid var(--accent);
opacity: 0;
animation: er-ripple 2.6s ease-out infinite;
}
@keyframes er-ripple {
0% { transform: scale(0.85); opacity: 0.55; }
100% { transform: scale(2.5); opacity: 0; }
}
.er-brand-meta {
color: var(--text-dim); font-size: 12.5px; font-weight: 400;
}
@keyframes er-pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.55; }
}
/* MODE BAR — ablation toggle row between topbar and studio */
.gradio-container .er-modebar {
display: flex !important;
align-items: center !important;
justify-content: space-between !important;
gap: 16px !important;
padding: 10px 14px !important;
margin: 0 0 14px !important;
background: var(--surface) !important;
border: 1px solid var(--border) !important;
border-radius: 12px !important;
flex-wrap: wrap !important;
}
.er-modebar-label {
display: flex;
flex-direction: column;
gap: 2px;
min-width: 0;
}
.er-modebar-title {
font-size: 11px;
font-weight: 600;
letter-spacing: 0.10em;
text-transform: uppercase;
color: var(--accent);
}
.er-modebar-help {
font-size: 11.5px;
color: var(--text-dim);
line-height: 1.4;
}
.gradio-container .er-rephrase-toggle { flex: 0 0 auto !important; }
.gradio-container .er-rephrase-toggle fieldset,
.gradio-container .er-rephrase-toggle .wrap-inner {
background: var(--bg-soft) !important;
}
.gradio-container .er-rephrase-toggle label:has(input:checked) {
background: var(--accent-soft) !important;
color: var(--accent) !important;
}
/* SEGMENTED MODE TOGGLE */
.gradio-container .er-mode-wrap { padding: 0 !important; }
.gradio-container .er-mode-wrap > .wrap,
.gradio-container .er-mode-wrap > .form { background: transparent !important; }
.gradio-container .er-mode-wrap fieldset,
.gradio-container .er-mode-wrap .wrap-inner {
display: inline-flex !important;
background: var(--surface) !important;
border: 1px solid var(--border) !important;
border-radius: 999px !important;
padding: 3px !important;
gap: 0 !important;
}
.gradio-container .er-mode-wrap label {
padding: 7px 18px !important;
border-radius: 999px !important;
font-size: 12.5px !important;
font-weight: 500 !important;
cursor: pointer;
transition: color 180ms ease, background 180ms ease;
color: var(--text-muted) !important;
background: transparent !important;
border: none !important;
margin: 0 !important;
display: inline-flex !important;
align-items: center;
}
.gradio-container .er-mode-wrap label:has(input:checked) {
background: var(--accent-soft) !important;
color: var(--accent) !important;
}
.gradio-container .er-mode-wrap input { display: none !important; }
/* TOPBAR RIGHT (reset). Explicitly visible, never clipped */
.gradio-container .er-reset-btn {
flex: 0 0 auto !important;
flex-shrink: 0 !important;
min-width: 0 !important;
visibility: visible !important;
display: inline-flex !important;
}
.gradio-container .er-reset-btn button {
background: var(--surface) !important;
border: 1px solid var(--border-mid) !important;
color: var(--text) !important;
padding: 7px 16px !important;
font-size: 12.5px !important;
font-weight: 500 !important;
border-radius: 999px !important;
min-width: 0 !important;
transition: all 180ms ease;
box-shadow: none !important;
white-space: nowrap !important;
display: inline-flex !important;
align-items: center !important;
gap: 6px !important;
}
.gradio-container .er-reset-btn button:hover {
border-color: var(--accent-line) !important;
color: var(--accent) !important;
background: var(--surface-2) !important;
}
/* Export button mirrors the reset button styling — sibling secondary action. */
.gradio-container .er-export-btn { flex: 0 0 auto !important; min-width: 0 !important; }
.gradio-container .er-export-btn button {
background: var(--surface) !important;
border: 1px solid var(--border-mid) !important;
color: var(--text) !important;
padding: 7px 16px !important;
font-size: 12.5px !important;
font-weight: 500 !important;
border-radius: 999px !important;
min-width: 0 !important;
transition: all 180ms ease;
box-shadow: none !important;
white-space: nowrap !important;
display: inline-flex !important;
}
.gradio-container .er-export-btn button:hover {
border-color: var(--accent-line) !important;
color: var(--accent) !important;
background: var(--surface-2) !important;
}
.gradio-container .er-topbar-actions { flex: 0 0 auto !important; padding: 0 !important; gap: 8px; }
.gradio-container .er-support-plan-file { margin-top: 8px; }
/* Voice toggle — small low-weight link-button under the composer. Hidden
the voice row by default; clickers expand it on demand. */
.gradio-container .er-voice-toggle {
margin-top: 6px !important;
}
.gradio-container .er-voice-toggle button {
background: transparent !important;
border: none !important;
color: var(--text-dim) !important;
font-size: 12px !important;
padding: 4px 6px !important;
font-weight: 400 !important;
text-align: left !important;
width: auto !important;
min-width: 0 !important;
box-shadow: none !important;
}
.gradio-container .er-voice-toggle button:hover {
color: var(--accent) !important;
background: transparent !important;
}
/* Voice row sits below the composer. Compact, secondary affordance. We let
Gradio render its native audio component (record button → waveform/timer
while recording → auto-transcribe on stop) and just contain the size. */
.gradio-container .er-voice-row {
margin-top: 8px;
gap: 12px !important;
align-items: center !important;
}
.gradio-container .er-mic {
flex: 0 0 auto !important;
max-width: 280px !important;
}
.gradio-container .er-mic .audio-container {
background: var(--surface) !important;
border: 1px solid var(--border-mid) !important;
border-radius: 10px !important;
padding: 4px 8px !important;
}
.er-voice-status-wrap { flex: 1 1 auto; min-width: 0; }
.er-voice-status {
font-size: 11.5px;
color: var(--text-dim);
line-height: 1.5;
padding: 0 4px;
}
.er-voice-status.er-voice-ok { color: var(--accent); }
.er-voice-status.er-voice-error { color: #ef4444; }
/* Document section per source card — F-1 / ISSS official documents the
student is encouraged to read directly. Compact list + optional iframe. */
.er-source-docs {
margin-top: 10px;
padding-top: 10px;
border-top: 1px dashed var(--border-mid);
}
.er-source-docs-label {
font-size: 11px;
text-transform: uppercase;
letter-spacing: 0.6px;
color: var(--text-dim);
margin-bottom: 6px;
}
.er-doc {
font-size: 12.5px;
margin-bottom: 6px;
line-height: 1.5;
}
.er-doc-type {
display: inline-block;
font-size: 10px;
text-transform: uppercase;
letter-spacing: 0.5px;
padding: 2px 6px;
border-radius: 4px;
background: var(--surface-2);
color: var(--text-dim);
margin-right: 6px;
}
.er-doc-meta {
font-size: 11px;
color: var(--text-dim);
font-style: italic;
}
.er-doc-embed { margin-top: 4px; }
.er-doc-embed summary {
cursor: pointer;
font-size: 11.5px;
color: var(--accent);
}
.er-doc-embed iframe {
width: 100%;
height: 360px;
border: 1px solid var(--border-mid);
border-radius: 8px;
margin-top: 6px;
background: white;
}
.er-topbar > * { flex-shrink: 0 !important; }
.er-topbar { overflow: visible !important; flex: 0 0 auto !important; }
.gradio-container .er-modebar { flex: 0 0 auto !important; }
/* STUDIO 2-COLUMN LAYOUT — natural Gradio flow.
The chatbot has its height controlled in Python via gr.Chatbot(height=N)
which is the framework's official sizing API. Around it, hero/chips/dock
flow naturally below. The right column is sticky so it stays visible as
the user scrolls. We do NOT lock the page to 100vh; Gradio expects pages
to be as tall as their content. */
.gradio-container .er-studio {
display: grid !important;
grid-template-columns: minmax(0, 1fr) 360px !important;
gap: 32px !important;
align-items: start !important;
width: 100% !important;
max-width: 100% !important;
}
.gradio-container .er-chat-col,
.gradio-container .er-context-col {
min-width: 0 !important;
max-width: 100% !important;
background: transparent !important;
padding: 0 !important;
box-sizing: border-box !important;
}
/* CONTEXT COLUMN — natural document flow so it renders correctly inside
the HF Spaces iframe. Sticky positioning needs a scroll-container
ancestor that the iframe document does not provide. */
.gradio-container .er-context-col {
align-self: start !important;
padding: 0 6px 16px 24px !important;
border-left: 1px solid var(--border) !important;
}
/* HERO (empty state). Compact so it fits the viewport */
.er-hero {
text-align: left;
padding: 8px 4px 6px;
}
.er-hero h1 {
font-size: 26px;
font-weight: 500;
letter-spacing: -0.024em;
margin: 0 0 8px;
line-height: 1.2;
/* Solid color instead of gradient text-clip — the latter renders fully
transparent in HF Spaces' iframe sandbox in some browsers. */
color: #f3f7fc;
}
.er-hero p {
color: var(--text-muted);
font-size: 13.5px;
margin: 0;
max-width: 580px;
line-height: 1.6;
}
.er-hero-meta {
margin-top: 10px;
color: var(--text-dim);
font-size: 10.5px;
letter-spacing: 0.06em;
text-transform: uppercase;
}
/* CHIPS. Outlined pills, no fill. Sits directly above the input. */
.er-chips {
display: flex !important;
gap: 6px !important;
flex-wrap: wrap !important;
margin: 0 !important;
padding: 0 !important;
}
.gradio-container .er-chip-btn { min-width: 0 !important; flex: 0 0 auto !important; }
.gradio-container .er-chip-btn button {
background: var(--surface) !important;
border: 1px solid var(--border) !important;
color: var(--text-muted) !important;
padding: 9px 14px !important;
font-size: 12.5px !important;
font-weight: 400 !important;
border-radius: 999px !important;
transition: all 200ms ease;
text-align: left !important;
min-width: 0 !important;
box-shadow: none !important;
white-space: nowrap;
}
.gradio-container .er-chip-btn button:hover {
border-color: var(--accent-line) !important;
background: var(--surface-2) !important;
color: var(--text) !important;
transform: translateY(-1px);
box-shadow: 0 6px 20px rgba(94,234,212,0.10) !important;
}
/* CHAT */
.gradio-container .er-chat {
background: transparent !important;
border: none !important;
margin-top: 10px;
}
.gradio-container .er-chat > .wrap,
.gradio-container .er-chat > div {
background: transparent !important;
border: none !important;
}
.gradio-container .er-chat .message-wrap { gap: 6px !important; }
.gradio-container .er-chat .message {
border: none !important;
background: transparent !important;
box-shadow: none !important;
font-size: 15.5px !important;
line-height: 1.72 !important;
padding: 18px 0 !important;
color: var(--text) !important;
max-width: 100% !important;
animation: er-msg-in 280ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
}
@keyframes er-msg-in {
from { opacity: 0; transform: translateY(8px); }
to { opacity: 1; transform: translateY(0); }
}
.gradio-container .er-chat .message.user,
.gradio-container .er-chat .user {
background: var(--accent-soft) !important;
color: var(--text) !important;
border-radius: 18px 18px 4px 18px !important;
padding: 14px 18px !important;
max-width: 92% !important;
margin-left: auto !important;
border: 1px solid var(--accent-line) !important;
box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 1px 2px rgba(0,0,0,0.10) !important;
}
.gradio-container .er-chat .message.bot,
.gradio-container .er-chat .bot {
padding-left: 0 !important;
background: transparent !important;
border: none !important;
max-width: 100% !important;
}
.gradio-container .er-chat .message p { margin: 0 0 12px !important; }
.gradio-container .er-chat .message p:last-child { margin: 0 !important; }
.gradio-container .er-chat .avatar-container { display: none !important; }
/* TYPING DOTS */
.er-typing {
display: inline-flex;
gap: 5px;
align-items: center;
height: 1.4em;
padding: 4px 0;
}
.er-typing > span {
width: 6px; height: 6px; border-radius: 50%;
background: var(--text-dim);
animation: er-blink 1.4s infinite both;
display: inline-block;
}
.er-typing > span:nth-child(2) { animation-delay: 0.18s; }
.er-typing > span:nth-child(3) { animation-delay: 0.36s; }
@keyframes er-blink {
0%, 80%, 100% { opacity: 0.25; transform: scale(0.85); }
40% { opacity: 1; transform: scale(1); background: var(--accent); }
}
/* COMPOSER */
/* BOTTOM DOCK: divider · chips · composer · footnote.
Sits below the scrollable chatbot, anchored to the bottom of the chat
column. Provides clear visual separation from chat history above. */
.gradio-container .er-dock {
flex: 0 0 auto !important;
display: flex !important;
flex-direction: column !important;
gap: 10px !important;
padding: 14px 0 0 !important;
margin-top: 6px !important;
}
.er-dock-divider {
height: 1px;
width: 100%;
background: var(--border);
margin: 0;
}
/* COMPOSER. Flat surface, single muted border, no shadows / gradients. */
.er-composer-wrap {
background: #1a1f2e !important;
border: 1px solid var(--border) !important;
border-radius: 11px !important;
padding: 0 !important;
position: relative;
transition: border-color 160ms ease;
}
.er-composer-wrap:focus-within {
border-color: var(--border-strong);
box-shadow: 0 0 0 2px rgba(94,234,212,0.10);
}
.gradio-container .er-composer-wrap textarea {
background: transparent !important;
border: none !important;
resize: none !important;
color: var(--text) !important;
font-size: 14.5px !important;
line-height: 1.5 !important;
padding: 12px 56px 12px 14px !important;
min-height: 44px !important;
max-height: 132px !important;
outline: none !important;
box-shadow: none !important;
font-family: inherit !important;
width: 100% !important;
}
.gradio-container .er-composer-wrap textarea::placeholder { color: var(--text-dim) !important; }
/* SEND BUTTON. Muted icon by default, teal on hover only. */
.gradio-container .er-send-btn {
position: absolute !important;
right: 6px !important;
bottom: 6px !important;
min-width: 0 !important;
z-index: 6;
}
.gradio-container .er-send-btn button {
background: transparent !important;
color: var(--text-dim) !important;
border: none !important;
width: 32px !important;
height: 32px !important;
min-width: 32px !important;
border-radius: 8px !important;
padding: 0 !important;
font-size: 16px !important;
font-weight: 500 !important;
display: inline-flex !important;
align-items: center !important;
justify-content: center !important;
transition: color 160ms ease, background 160ms ease;
box-shadow: none !important;
}
.gradio-container .er-send-btn button:hover {
color: #5eead4 !important;
background: rgba(94,234,212,0.08) !important;
}
.gradio-container .er-send-btn button:active { color: #2dd4bf !important; }
/* FOOTNOTE */
.er-footnote {
margin-top: 6px;
color: var(--text-dim);
font-size: 10.5px;
letter-spacing: 0.01em;
text-align: center;
}
/* =============================================
LIVE CONTEXT PANEL (right column)
============================================= */
.er-context {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-lg);
padding: 18px 20px;
display: flex;
flex-direction: column;
gap: 20px;
position: relative;
/* overflow MUST be visible so the column's scroll can show all content.
Earlier `overflow: hidden` was clipping the resources/things-to-try
list inside the card while the column thought everything fit. */
overflow: visible;
width: 100%;
max-width: 100%;
min-width: 0;
box-sizing: border-box;
}
/* Top gradient line via inset border-image trick so we don't need
overflow:hidden to clip a ::before pseudo-element. */
.er-context {
border-top: 1px solid transparent;
background-clip: padding-box;
}
.er-context::before {
content: "";
position: absolute;
top: -1px; left: 18px; right: 18px;
height: 1px;
background: linear-gradient(90deg, transparent, var(--accent-aurora), transparent);
opacity: 0.6;
pointer-events: none;
}
.er-ctx-head {
display: flex;
justify-content: space-between;
align-items: baseline;
padding-bottom: 16px;
border-bottom: 1px solid var(--border);
}
.er-ctx-title {
font-size: 13.5px;
font-weight: 600;
color: var(--text);
letter-spacing: 0.01em;
}
.er-ctx-status {
font-size: 11px;
text-transform: uppercase;
letter-spacing: 0.10em;
color: var(--text-dim);
display: inline-flex;
align-items: center;
gap: 6px;
}
.er-ctx-status::before {
content: "";
width: 6px; height: 6px; border-radius: 50%;
background: var(--text-faint);
}
.er-ctx-status.active::before { background: var(--accent); box-shadow: 0 0 8px var(--accent-glow); }
.er-ctx-mode {
font-size: 10.5px;
text-transform: uppercase;
letter-spacing: 0.08em;
color: var(--text-dim);
padding: 3px 9px;
border-radius: 999px;
background: var(--surface-2);
border: 1px solid var(--border);
font-weight: 500;
}
.er-ctx-mode.active {
color: var(--accent);
background: var(--accent-soft);
border-color: var(--accent-line);
}
.er-ctx-mode.warm {
color: var(--warm);
background: var(--warm-soft);
border-color: var(--warm-line);
}
.er-ctx-mode.fallback-warn {
/* Distinct from intentional warm: subtle pulse so the user notices the
swap from a working LLM to deterministic-fallback. */
cursor: help;
animation: er-fallback-pulse 2.4s ease-in-out infinite;
}
/* Safety pipeline visualization — 6 chips showing each layer's state for
the current turn. Hover for tooltip with the layer's reason. */
.er-safety-pipeline {
margin: 10px 0 4px 0;
padding: 8px 10px;
background: rgba(94, 234, 212, 0.04);
border: 1px solid var(--border);
border-radius: 8px;
}
.er-safety-label {
font-size: 10px;
text-transform: uppercase;
letter-spacing: 0.08em;
color: var(--text-dim);
margin-bottom: 5px;
font-weight: 500;
}
.er-safety-row {
display: flex;
gap: 6px;
flex-wrap: wrap;
}
.er-safety-chip {
font-size: 10.5px;
font-weight: 600;
padding: 3px 8px;
border-radius: 999px;
border: 1px solid var(--border-mid);
cursor: help;
transition: transform 120ms ease;
letter-spacing: 0.02em;
min-width: 26px;
text-align: center;
}
.er-safety-chip:hover { transform: translateY(-1px); }
.er-safety-on {
background: rgba(94, 234, 212, 0.14);
border-color: rgba(94, 234, 212, 0.36);
color: var(--accent);
}
.er-safety-hit {
background: rgba(248, 113, 113, 0.16);
border-color: rgba(248, 113, 113, 0.42);
color: #fda4a4;
}
.er-safety-skip {
background: rgba(255,255,255,0.04);
border-color: var(--border);
color: var(--text-dim);
}
.er-safety-off {
background: transparent;
border-color: var(--border);
color: rgba(255,255,255,0.18);
}
/* Resource card foot row — Open ↗ link + last-verified date as a small
trust signal. Clinicians look for this. */
.er-source-foot {
margin-top: 8px;
display: flex;
align-items: center;
justify-content: space-between;
gap: 8px;
flex-wrap: wrap;
}
.er-source-verified {
font-size: 10.5px;
color: var(--text-dim);
background: var(--surface);
padding: 2px 8px;
border-radius: 999px;
border: 1px solid var(--border);
cursor: help;
}
@keyframes er-fallback-pulse {
0%, 100% { box-shadow: 0 0 0 0 rgba(251, 146, 60, 0.0); }
50% { box-shadow: 0 0 0 4px rgba(251, 146, 60, 0.18); }
}
.er-ctx-status.warm::before { background: var(--warm); box-shadow: 0 0 8px rgba(245,182,105,0.36); }
.er-ctx-status.danger::before { background: var(--danger); box-shadow: 0 0 8px rgba(248,113,113,0.36); }
/* Conversation arc */
.er-arc {
display: flex;
flex-direction: column;
gap: 10px;
}
.er-arc-text {
font-size: 13.5px;
color: var(--text);
line-height: 1.55;
font-weight: 500;
}
.er-arc-sub {
font-size: 11.5px;
color: var(--text-muted);
line-height: 1.6;
}
.er-arc-meter {
height: 3px;
background: rgba(255,255,255,0.05);
border-radius: 999px;
overflow: hidden;
margin-top: 4px;
}
.er-arc-meter > div {
height: 100%;
background: linear-gradient(90deg, var(--accent-dim), var(--accent));
transition: width 480ms cubic-bezier(0.22, 0.61, 0.36, 1);
box-shadow: 0 0 12px var(--accent-glow);
}
/* Signal pills. Wrap freely, never push container width. Long labels
(e.g. "F-1 / international context") allowed to break to next line. */
.er-signals {
display: flex;
flex-wrap: wrap;
gap: 6px;
max-width: 100%;
min-width: 0;
}
.er-signal {
font-size: 11px;
padding: 4px 10px;
border-radius: 999px;
background: var(--surface-2);
color: var(--text-muted);
border: 1px solid var(--border);
letter-spacing: 0.02em;
display: inline-flex;
align-items: center;
gap: 5px;
font-weight: 500;
max-width: 100%;
white-space: normal;
word-break: break-word;
line-height: 1.35;
}
.er-signal.route { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-line); }
.er-signal.stage { background: var(--indigo-soft); color: var(--indigo); border-color: var(--indigo-line); }
.er-signal.tier-warm { background: var(--warm-soft); color: var(--warm); border-color: var(--warm-line); }
.er-signal.tier-danger { background: var(--danger-soft); color: var(--danger); border-color: var(--danger-line); }
.er-signal.intl {
background: var(--warm-soft);
color: var(--warm);
border-color: var(--warm-line);
animation: er-signal-in 360ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
}
.er-signal.intl::before { content: "✦"; font-size: 9px; }
@keyframes er-signal-in {
from { opacity: 0; transform: translateY(-3px) scale(0.95); }
to { opacity: 1; transform: translateY(0) scale(1); }
}
/* Section heading */
.er-ctx-section {
display: flex;
flex-direction: column;
gap: 10px;
}
.er-ctx-section-head {
display: flex;
justify-content: space-between;
align-items: baseline;
}
.er-section-title {
font-size: 10.5px;
font-weight: 600;
letter-spacing: 0.10em;
text-transform: uppercase;
color: var(--text-dim);
margin: 0;
}
.er-count-pill {
font-size: 10.5px;
color: var(--text-faint);
font-feature-settings: "tnum";
}
/* Resource cards. Uniform min-height, column flex so the "Open ↗" link
bottom-aligns regardless of how long the title or reason is. */
.er-resources { display: flex; flex-direction: column; gap: 10px; }
.er-rsrc {
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
padding: 12px 14px;
display: flex;
flex-direction: column;
min-height: 84px;
width: 100%;
max-width: 100%;
min-width: 0;
box-sizing: border-box;
transition: border-color 180ms ease, background 180ms ease;
animation: er-rsrc-in 320ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
}
@keyframes er-rsrc-in {
from { opacity: 0; transform: translateY(6px); }
to { opacity: 1; transform: translateY(0); }
}
.er-rsrc:hover {
border-color: var(--accent-line);
background: var(--surface-3);
}
.er-rsrc.featured {
border-color: var(--warm-line);
background: linear-gradient(135deg, var(--warm-soft), transparent 60%), var(--surface-2);
}
.er-rsrc.featured:hover { background: linear-gradient(135deg, var(--warm-soft), transparent 50%), var(--surface-3); }
.er-rsrc-title {
font-size: 13px;
font-weight: 500;
color: var(--text);
margin-bottom: 4px;
line-height: 1.4;
display: flex;
align-items: baseline;
gap: 6px;
word-break: break-word;
}
.er-rsrc-title::before {
content: "◇";
color: var(--accent);
font-size: 9px;
opacity: 0.7;
flex: 0 0 auto;
}
.er-rsrc.featured .er-rsrc-title::before { content: "✦"; color: var(--warm); opacity: 0.9; }
.er-rsrc.crisis .er-rsrc-title::before { content: "✦"; color: var(--danger); opacity: 0.9; }
.er-rsrc-why {
font-size: 11px;
color: var(--text-muted);
line-height: 1.5;
margin-bottom: 10px;
word-break: break-word;
}
.er-rsrc a {
color: var(--accent);
font-size: 11.5px;
text-decoration: none;
border-bottom: 1px solid var(--accent-line);
transition: border-color 180ms ease, color 180ms ease;
align-self: flex-start;
margin-top: auto; /* push link to bottom of card */
}
.er-rsrc a:hover { border-bottom-color: var(--accent); }
/* Things-to-try chips */
.er-actions { display: flex; flex-direction: column; gap: 8px; }
.er-action {
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
padding: 11px 12px;
font-size: 12.5px;
color: var(--text);
line-height: 1.5;
position: relative;
animation: er-rsrc-in 320ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
}
.er-action::before {
content: "→";
color: var(--accent);
margin-right: 8px;
font-weight: 600;
opacity: 0.7;
}
/* Empty section state */
.er-empty {
color: var(--text-faint);
font-size: 12px;
padding: 14px;
text-align: center;
background: var(--surface-2);
border: 1px dashed var(--border);
border-radius: var(--radius-sm);
font-style: italic;
}
/* Diagnostics expander (Accordion) */
.gradio-container .er-diag-acc {
margin-top: 16px;
border: 1px solid var(--border) !important;
border-radius: var(--radius) !important;
background: var(--surface) !important;
overflow: hidden;
}
.gradio-container .er-diag-acc .label-wrap {
padding: 12px 16px !important;
font-size: 11px !important;
font-weight: 600 !important;
letter-spacing: 0.10em !important;
text-transform: uppercase !important;
color: var(--text-dim) !important;
background: transparent !important;
}
.gradio-container .er-diag-acc .label-wrap:hover { color: var(--text-muted) !important; }
.gradio-container .er-diag-acc > .wrap > .open { padding: 0 16px 16px !important; }
/* Diag grid (inside accordion) */
.er-diag-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 8px;
}
.er-diag {
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
padding: 10px 12px;
min-width: 0;
}
.er-diag .k {
font-size: 10px;
text-transform: uppercase;
letter-spacing: 0.08em;
color: var(--text-dim);
margin-bottom: 4px;
font-weight: 500;
}
.er-diag .v {
font-size: 12.5px;
color: var(--text);
font-weight: 500;
line-height: 1.4;
word-break: break-word;
font-feature-settings: "tnum";
}
.er-diag.warn { border-color: var(--warm-line); }
.er-diag.warn .v { color: var(--warm); }
.er-diag.danger { border-color: var(--danger-line); }
.er-diag.danger .v { color: var(--danger); }
.er-diag.accent { border-color: var(--accent-line); }
.er-diag.accent .v { color: var(--accent); }
/* IG tokens (in diagnostics) */
.er-ig-row { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.er-ig {
font-size: 10.5px;
padding: 3px 9px;
border-radius: 999px;
background: var(--danger-soft);
color: var(--danger);
border: 1px solid var(--danger-line);
}
/* HIDE GRADIO CRUFT */
.gradio-container footer { display: none !important; }
.gradio-container .progress-text { color: var(--text-dim) !important; }
.gradio-container .icon-button-wrapper { background: transparent !important; }
/* SCROLLBAR */
.gradio-container ::-webkit-scrollbar { width: 8px; height: 8px; }
.gradio-container ::-webkit-scrollbar-thumb {
background: rgba(255,255,255,0.06); border-radius: 999px;
}
.gradio-container ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.12); }
.gradio-container ::-webkit-scrollbar-track { background: transparent; }
/* RESPONSIVE — collapse to single column on narrow viewports. */
@media (max-width: 1100px) {
.gradio-container { padding: 0 24px 40px !important; }
.gradio-container .er-studio {
grid-template-columns: 1fr !important;
gap: 24px !important;
}
.gradio-container .er-context-col {
position: static !important;
top: auto !important;
max-height: none !important;
overflow: visible !important;
border-left: none !important;
border-top: 1px solid var(--border) !important;
padding: 18px 0 0 !important;
}
}
@media (max-width: 700px) {
.gradio-container { padding: 0 16px 32px !important; }
.er-topbar { flex-wrap: wrap !important; gap: 10px !important; }
.er-topbar > .er-mode-wrap { order: 3; flex-basis: 100% !important; justify-content: center; }
.er-hero h1 { font-size: 26px; }
.er-diag-grid { grid-template-columns: 1fr; }
.gradio-container .er-chat .message.user { max-width: 90% !important; }
/* Make the 4-button action area in the topbar stay tappable on phones */
.gradio-container .er-export-btn,
.gradio-container .er-reset-btn { flex: 1 1 auto !important; }
.gradio-container .er-export-btn button,
.gradio-container .er-reset-btn button { padding: 8px 12px !important; font-size: 12px !important; }
/* Safety pipeline chips wrap to multiple lines on phones; keep them
readable rather than squished. */
.er-safety-row { row-gap: 5px !important; }
.er-safety-chip { font-size: 10px !important; padding: 3px 7px !important; }
/* Hero gets cramped at narrow widths */
.er-hero { padding: 18px 14px !important; }
.er-hero p { font-size: 14px !important; }
/* Composer right-padding accounts for one button at narrow widths */
.gradio-container .er-composer-wrap textarea { padding-right: 52px !important; }
/* Source cards already full-width; tighten internal padding */
.er-source { padding: 12px 14px !important; }
/* Voice row stays compact */
.er-voice-row { flex-direction: column !important; align-items: stretch !important; gap: 6px !important; }
.er-voice-row > * { width: 100% !important; }
}
/* Extra-small phones (iPhone SE width ~375px) */
@media (max-width: 420px) {
.gradio-container { padding: 0 12px 24px !important; }
.er-brand { gap: 8px !important; font-size: 14px !important; }
.er-hero h1 { font-size: 22px !important; }
.er-hero p { font-size: 13px !important; }
.er-modebar { flex-wrap: wrap !important; }
.er-chip-btn { font-size: 11.5px !important; padding: 6px 10px !important; }
/* Send button stays anchored bottom-right but shrinks slightly */
.gradio-container .er-send-btn button { padding: 8px 12px !important; }
}
"""
class FastDemoPipeline:
"""Presentation backend backed by EmpathRAG Core without heavyweight LLM loading."""
def __init__(self, db_path: Path, retrieval_corpus: str, top_k: int):
self.db_path = db_path
self.retrieval_corpus = "curated_support" if db_path.exists() else retrieval_corpus
self.top_k = top_k
self.safety_policy = SafetyTriagePolicy()
self.core = EmpathRAGCore(
curated_db_path=db_path,
retrieval_corpus=self.retrieval_corpus,
top_k=top_k,
)
self._turn = 0
self._tier_history: list[str] = []
self._crisis_locked = False
self._last_escalation_reason = ""
def run(
self,
user_message: str,
audience_mode: str = "student",
session_id: str = "demo",
) -> dict:
core_result = self.core.run_turn(
message=user_message,
session_id=session_id,
audience_mode=audience_mode,
resource_profile="umd",
backend_mode="hybrid_ml",
).to_dict()
return self._enrich_result(core_result)
def run_streaming(
self,
user_message: str,
audience_mode: str = "student",
session_id: str = "demo",
):
"""Generator wrapping ``EmpathRAGCore.run_turn_streaming``.
Yields ``("token", text)`` for each streamed chunk and ``("done",
enriched_result_dict)`` exactly once at the end.
"""
for event in self.core.run_turn_streaming(
message=user_message,
session_id=session_id,
audience_mode=audience_mode,
resource_profile="umd",
backend_mode="hybrid_ml",
):
kind = event[0]
if kind == "token":
yield ("token", event[1])
elif kind == "done":
core_result = event[1].to_dict()
yield ("done", self._enrich_result(core_result))
def _enrich_result(self, core_result: dict) -> dict:
emotion_name = core_result.get("emotion_name", "neutral")
emotion_label = ["distress", "anxiety", "frustration", "neutral", "hopeful"].index(
emotion_name if emotion_name in {"distress", "anxiety", "frustration", "neutral", "hopeful"} else "neutral"
)
core_result.update(
{
"emotion": emotion_label,
"trajectory": core_result.get("trajectory_state", "active"),
"crisis_confidence": 1.0 if core_result.get("crisis") else 0.0,
"safety_level": core_result.get("safety_tier", ""),
}
)
return core_result
def _legacy_run(self, user_message: str, audience_mode: str = "student") -> dict:
self._turn += 1
emotion_name = self._emotion_name(user_message)
emotion_label = ["distress", "anxiety", "frustration", "neutral", "hopeful"].index(emotion_name)
safety_decision = self.safety_policy.classify(
user_message,
confidence=0.0,
model_flag=False,
)
if safety_decision.level == SafetyLevel.PASS and self._wellbeing_request(user_message):
safety_level = SafetyLevel.WELLBEING_SUPPORT
safety_reason = "wellbeing_or_grounding_request"
else:
safety_level = safety_decision.level
safety_reason = safety_decision.reason
safety_tier = map_safety_level(safety_level, wellbeing_request=self._wellbeing_request(user_message))
normalized_message = user_message.lower()
dependency_or_secrecy = any(
phrase in normalized_message
for phrase in (
"you are the only one",
"only one i can talk to",
"don't tell anyone",
"do not tell anyone",
"keep this secret",
"no one can help",
)
)
peer_context = audience_mode == "helping_friend" or any(
phrase in normalized_message
for phrase in ("my friend", "my roommate", "my labmate", "my teammate", "someone i know")
)
peer_imminent = peer_context and (
"goodbye" in normalized_message
and any(phrase in normalized_message for phrase in ("locked", "will not answer", "won't answer", "not answering"))
)
if peer_imminent:
safety_tier = SafetyTier.IMMINENT_SAFETY
safety_reason = "peer_goodbye_unreachable"
elif dependency_or_secrecy and safety_tier == SafetyTier.SUPPORT_NAVIGATION:
safety_tier = SafetyTier.HIGH_DISTRESS
safety_reason = "dependency_or_secrecy_redirect"
route_decision = classify_route(user_message, safety_tier, audience_mode=audience_mode)
escalation_reason = self._update_trajectory_lock(user_message, safety_tier, route_decision.route)
if safety_decision.should_intercept or self._crisis_locked or safety_tier == SafetyTier.IMMINENT_SAFETY:
retrieved = self._retrieve(
user_message,
SafetyLevel.CRISIS,
route=route_decision.route.value,
safety_tier=SafetyTier.IMMINENT_SAFETY.value,
audience_mode=audience_mode,
)
if route_decision.route == SupportRoute.PEER_HELPER:
response = (
"I am concerned this could be an immediate safety situation for your friend. "
"Do not handle this alone. Contact emergency/crisis support now, and involve a trusted nearby person, RA, supervisor, or campus support while you try to reach them."
)
else:
response = safety_decision.response or (
"I am really concerned about your immediate safety. Please call or text 988 now, "
"or call emergency services if you may be in immediate danger."
)
return self._result(
response=response,
emotion_label=emotion_label,
emotion_name=emotion_name,
safety_level=safety_decision.level,
safety_reason=safety_decision.reason,
crisis=True,
retrieved=retrieved,
latency={"demo_backend_ms": 8},
route_label=route_decision.route.value,
safety_tier=SafetyTier.IMMINENT_SAFETY.value,
recommended_action=self._recommended_action(route_decision.route.value),
escalation_reason=escalation_reason,
output_guard={"allowed": True, "reason": "crisis_template", "flags": []},
)
retrieved = self._retrieve(
user_message,
safety_level,
route=route_decision.route.value,
safety_tier=safety_tier.value,
audience_mode=audience_mode,
)
route_label = route_decision.route.value
response = self._response_for(user_message, retrieved, safety_level, route_label, audience_mode)
guard = validate_output(
response=response,
retrieved_sources=self._source_summaries(retrieved),
safety_tier=safety_tier.value,
route=route_label,
conversation_history=[],
)
if guard.fallback_required and guard.corrected_response:
response = guard.corrected_response
return self._result(
response=response,
emotion_label=emotion_label,
emotion_name=emotion_name,
safety_level=safety_level,
safety_reason=safety_reason,
crisis=False,
retrieved=retrieved,
latency={"demo_backend_ms": 8},
route_label=route_label,
recommended_action=self._recommended_action(route_label),
safety_tier=safety_tier.value,
escalation_reason=escalation_reason,
output_guard={"allowed": guard.allowed, "reason": guard.reason, "flags": guard.flags},
)
def tracker_trajectory(self) -> str:
return "stable"
def reset_session(self, session_id: str = "demo") -> None:
self._turn = 0
self._tier_history = []
self._crisis_locked = False
self._last_escalation_reason = ""
self.core.reset_session(session_id)
def _result(
self,
response: str,
emotion_label: int,
emotion_name: str,
safety_level: SafetyLevel,
safety_reason: str,
crisis: bool,
retrieved: list[dict],
latency: dict,
route_label: str,
recommended_action: str,
safety_tier: str,
escalation_reason: str,
output_guard: dict,
) -> dict:
return {
"response": response,
"emotion": emotion_label,
"emotion_name": emotion_name,
"trajectory": "stable",
"crisis": crisis,
"crisis_confidence": 1.0 if crisis else 0.0,
"safety_level": safety_level.value,
"safety_tier": safety_tier,
"safety_reason": safety_reason,
"escalation_reason": escalation_reason,
"ig_highlights": [],
"retrieved_chunks": [row["text"] for row in retrieved],
"retrieved_sources": self._source_summaries(retrieved),
"retrieval_corpus": self.retrieval_corpus,
"latency_ms": latency,
"route_label": route_label,
"recommended_action": recommended_action,
"output_guard": output_guard,
}
def _retrieve(
self,
message: str,
safety_level: SafetyLevel,
route: str | None = None,
safety_tier: str | None = None,
audience_mode: str = "student",
) -> list[dict]:
if not self.db_path.exists():
return [node.as_source("resource registry fallback") for node in match_services(route or "", safety_tier or "", audience_mode, limit=self.top_k)]
topics, source_names = self._targets(message, safety_level, route=route)
usage_modes = self._usage_modes(safety_level)
conn = sqlite3.connect(self.db_path)
conn.row_factory = sqlite3.Row
rows = conn.execute(
"""
SELECT id, resource_id, text, source_id, source_name, source_type,
title, url, topic, audience, risk_level, usage_mode, summary,
last_checked, notes
FROM chunks
WHERE usage_mode IN ({})
""".format(",".join("?" * len(usage_modes))),
tuple(usage_modes),
).fetchall()
conn.close()
scored = []
query = message.lower()
for row in rows:
score = 0
reasons = []
title = row["title"].lower()
if row["topic"] in topics:
score += 8
reasons.append(f"topic match: {row['topic']}")
if row["source_name"] in source_names:
score += 7
reasons.append(f"preferred source: {row['source_name']}")
if "workshop" in title and any(token in query for token in ("stress", "anxious", "panic", "grades", "exam")):
score += 6
reasons.append("student workshop fit")
if "ptsd" in title and not any(token in query for token in ("ptsd", "trauma", "traumatic", "flashback")):
score -= 12
if "eating disorder" in title and not any(token in query for token in ("eating", "food", "body", "weight", "diet")):
score -= 12
if "funding" in title and not any(token in query for token in ("funding", "financial", "money", "tuition", "assistantship")):
score -= 8
if "admission" in title and not any(token in query for token in ("admission", "admissions", "apply", "application", "admitted")):
score -= 12
if "traumatic" in title and not any(token in query for token in ("trauma", "traumatic", "ptsd", "assault", "violence")):
score -= 8
haystack = f"{row['title']} {row['summary']} {row['text']}".lower()
keyword_hits = []
for token in self._keywords(query):
if token in haystack:
score += 1
keyword_hits.append(token)
if keyword_hits:
reasons.append("keyword overlap: " + ", ".join(keyword_hits[:3]))
row_dict = dict(row)
row_dict["why_retrieved"] = "; ".join(reasons[:2]) if reasons else "semantic support match"
scored.append((score, row_dict))
scored.sort(key=lambda item: item[0], reverse=True)
selected = []
source_counts: dict[str, int] = {}
seen_cards: set[tuple[str, str]] = set()
for score, row in scored:
if score <= 0 and selected:
continue
card_key = (row["source_name"], row["title"])
if card_key in seen_cards:
continue
source = row["source_name"]
if source_counts.get(source, 0) >= 2:
continue
selected.append(row)
seen_cards.add(card_key)
source_counts[source] = source_counts.get(source, 0) + 1
if len(selected) == self.top_k:
break
if route and safety_tier:
seen_source_titles = {(row.get("source_name", ""), row.get("title", "")) for row in selected}
graph_rows = []
for node in match_services(route, safety_tier, audience_mode, limit=self.top_k):
source_row = node.as_source("resource registry route match")
key = (source_row.get("source_name", ""), source_row.get("title", ""))
if key in seen_source_titles:
continue
if source_row.get("usage_mode") not in usage_modes:
continue
graph_rows.append(source_row)
seen_source_titles.add(key)
selected = (graph_rows + selected)[: self.top_k]
return selected
def _targets(self, message: str, safety_level: SafetyLevel, route: str | None = None) -> tuple[set[str], set[str]]:
text = message.lower()
if safety_level in {SafetyLevel.CRISIS, SafetyLevel.EMERGENCY}:
return (
{"crisis_immediate_help", "emergency_services"},
{"988 Suicide & Crisis Lifeline", "UMD Counseling Center"},
)
if route == SupportRoute.PEER_HELPER.value:
return (
{"crisis_immediate_help", "help_seeking_script", "counseling_services"},
{"988 Suicide & Crisis Lifeline", "UMD Counseling Center", "JED Foundation"},
)
if route == SupportRoute.BASIC_NEEDS.value:
return (
{"help_seeking_script", "campus_navigation", "graduate_student_support"},
{"UMD Dean of Students", "UMD Graduate School", "UMD Counseling Center"},
)
if route == SupportRoute.ACCESSIBILITY_ADS.value:
return (
{"accessibility_disability", "campus_navigation"},
{"UMD Accessibility & Disability Service"},
)
if route == SupportRoute.ADVISOR_CONFLICT.value:
return (
{"advisor_conflict", "graduate_student_support"},
{"UMD Graduate School Ombuds", "UMD Graduate School"},
)
if "accommodation" in text or "disability" in text or "ads" in text:
return (
{"accessibility_disability"},
{"UMD Accessibility & Disability Service"},
)
if "advisor" in text or "ombuds" in text or "neutral" in text:
return (
{"advisor_conflict", "graduate_student_support"},
{"UMD Graduate School Ombuds", "UMD Counseling Center"},
)
if "ground" in text or "panic" in text or "panicking" in text:
return (
{"grounding_exercise", "anxiety_stress", "counseling_services"},
{"UMD Counseling Center", "NAMI", "NIMH"},
)
if any(word in text for word in ("stress", "stressful", "stressed", "overwhelmed", "too much", "spiral")):
return (
{"anxiety_stress", "academic_burnout", "counseling_services", "grounding_exercise"},
{"UMD Counseling Center", "NIMH"},
)
if any(word in text for word in ("failed", "fail", "exam", "grades", "grade", "doomed", "class", "course", "semester")):
return (
{"academic_burnout", "anxiety_stress", "counseling_services", "graduate_student_support"},
{"UMD Counseling Center", "UMD Graduate School", "NIMH"},
)
if any(word in text for word in ("depressing", "depressed", "depression", "low mood")):
return (
{"depression_support", "counseling_services", "anxiety_stress"},
{"UMD Counseling Center", "NIMH", "NAMI"},
)
if any(word in text for word in ("grade", "grades", "doomed", "failing", "failed", "class", "course", "semester")):
return (
{"academic_burnout", "anxiety_stress", "counseling_services", "graduate_student_support"},
{"UMD Counseling Center", "UMD Graduate School", "NIMH"},
)
if "counsel" in text or "therapy" in text or "start" in text:
return (
{"counseling_services", "campus_navigation", "therapy_expectations"},
{"UMD Counseling Center"},
)
if "isolated" in text or "lonely" in text:
return (
{"isolation_loneliness", "counseling_services"},
{"UMD Counseling Center", "NAMI"},
)
return (
{"anxiety_stress", "counseling_services", "academic_burnout"},
{"UMD Counseling Center", "NIMH"},
)
def _usage_modes(self, safety_level: SafetyLevel) -> tuple[str, ...]:
if safety_level in {SafetyLevel.CRISIS, SafetyLevel.EMERGENCY}:
return ("crisis_only",)
if safety_level == SafetyLevel.WELLBEING_SUPPORT:
return ("retrieval", "wellbeing_only")
return ("retrieval",)
def _keywords(self, query: str) -> list[str]:
return [token for token in query.replace("?", " ").replace(".", " ").split() if len(token) > 4]
def _source_summaries(self, rows: list[dict]) -> list[dict]:
return [
{
"title": row.get("title", ""),
"source_name": row.get("source_name", ""),
"url": row.get("url", ""),
"topic": row.get("topic", ""),
"risk_level": row.get("risk_level", ""),
"usage_mode": row.get("usage_mode", ""),
"source_type": row.get("source_type", ""),
"why_retrieved": row.get("why_retrieved", ""),
}
for row in rows
]
def _emotion_name(self, message: str) -> str:
text = message.lower()
if any(word in text for word in ("safe tonight", "hurt myself", "hopeless", "die", "suicide")):
return "distress"
if any(word in text for word in ("depressing", "depressed", "depression", "failed my exam")):
return "distress"
if any(word in text for word in ("anxious", "panic", "panicking", "overwhelmed", "exam", "grades", "grade", "doomed", "failing", "stress", "stressful", "stressed")):
return "anxiety"
if any(word in text for word in ("advisor", "dismiss", "angry", "rejected")):
return "frustration"
if any(word in text for word in ("finished", "better", "proud", "hopeful")):
return "hopeful"
return "neutral"
def _wellbeing_request(self, message: str) -> bool:
text = message.lower()
return any(word in text for word in ("grounding", "ground", "panic", "breathing", "cope"))
def _response_for(
self,
message: str,
rows: list[dict],
safety_level: SafetyLevel,
route_label: str,
audience_mode: str,
) -> str:
source = rows[0]["source_name"] if rows else "a student-support resource"
topic = rows[0]["topic"].replace("_", " ") if rows else "student support"
source_line = self._source_line(rows)
if route_label == SupportRoute.PEER_HELPER.value:
return (
"Route detected: peer-helper support. This is not something your friend should have to handle alone, and it is not something you should handle alone either.\n\n"
"Recommended next action: if there may be immediate danger, contact emergency/crisis support now and involve a trusted nearby person, RA, supervisor, or campus support. Do not promise secrecy when safety may be at risk.\n\n"
f"Sources matched: {source_line}\n\n"
"A safer thing to say: I care about you, and I am worried enough that we need to get another person involved right now."
)
if route_label == SupportRoute.BASIC_NEEDS.value:
return (
"Route detected: basic needs / student support. Food, housing, and money stress are not motivation problems; they are support-navigation problems.\n\n"
"Recommended next action: contact a campus student-support office or Dean of Students-style support path and say plainly what you need help with today. I will not invent Pantry or Thrive details unless they are in the verified corpus.\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.ACADEMIC_SETBACK.value:
return (
"Route detected: academic setback with distress. Failing an exam can feel catastrophic, but this is exactly the kind of moment where the next step matters more than the spiral.\n\n"
"Recommended next action: send a short office-hours note instead of trying to solve the whole semester tonight.\n\n"
"Email script: Hi Professor/TA [Name], I am trying to understand what went wrong on [exam/assignment] and what I can do differently before the next assessment. Could I come to office hours or schedule a short meeting to review my mistakes?\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.LOW_MOOD.value:
return (
"Route detected: low mood / depression support. I am not reading this as an emergency from the wording alone, but it is serious enough to deserve support instead of being minimized.\n\n"
f"Recommended next action: tell one trusted person what is going on, then use a campus counseling starting point. If this shifts into not feeling safe, use crisis support immediately.\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.EXAM_STRESS.value:
return (
"That sounds like the kind of grade panic that can make everything feel bigger and more permanent than it actually is.\n\n"
f"Recommended next action: choose one academic action for the next 24 hours: office hours, TA email, syllabus policy check, or advisor check-in. I found {topic} resources anchored around {source}.\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.ANXIETY_PANIC.value:
return (
"That sounds like stress has moved from background noise into something that is taking over the whole room.\n\n"
f"Recommended next action: first do one short grounding step, then choose whether you need a campus support path or a simple next-step plan. I found {topic} resources anchored around {source}.\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.ACCESSIBILITY_ADS.value:
return (
"Route detected: accessibility / accommodations support. This is a practical support path, not something you have to improvise alone.\n\n"
f"Recommended next action: identify the class or exam barrier, then use the official ADS student process so the request is traceable.\n\n"
f"Sources matched: {source_line}"
)
if route_label == SupportRoute.ADVISOR_CONFLICT.value:
return (
"Route detected: advisor conflict / graduate support. The safest next step is to keep the record factual and use a neutral campus channel before the situation escalates.\n\n"
f"Recommended next action: write down the specific concern, separate urgent academic deadlines from relationship issues, and consider Ombuds or graduate support resources.\n\n"
f"Sources matched: {source_line}"
)
if safety_level == SafetyLevel.WELLBEING_SUPPORT:
return (
f"That sounds like a sharp spike of student stress, and it makes sense to want something steadying rather than another wall of advice.\n\n"
f"Recommended next action: take one short grounding step, then decide whether you need who to contact or what to expect next. I found {topic} resources anchored around {source}."
)
return (
f"That sounds like a real student-support concern, and you should not have to untangle it from scratch.\n\n"
f"Recommended next action: pick one concrete support path before trying to solve the whole situation. I found {topic} resources anchored around {source}. What would help most to focus on first: next steps, who to contact, or what to expect?\n\n"
f"Sources matched: {source_line}"
)
def _need_label(self, message: str, safety_level: SafetyLevel) -> str:
text = message.lower()
if safety_level in {SafetyLevel.CRISIS, SafetyLevel.EMERGENCY}:
return "immediate safety"
if "accommodation" in text or "disability" in text or "ads" in text:
return "accessibility"
if "advisor" in text or "neutral" in text or "ombuds" in text:
return "advisor conflict"
if any(word in text for word in ("failed", "failed my exam", "fail", "exam")):
return "academic setback"
if any(word in text for word in ("depressing", "depressed", "depression", "low mood")):
return "low mood"
if "counsel" in text or "therapy" in text:
return "counseling navigation"
if "panic" in text or "ground" in text:
return "anxiety"
if any(word in text for word in ("stress", "stressful", "stressed", "overwhelmed", "too much", "spiral")):
return "stress overload"
if any(word in text for word in ("grade", "grades", "doomed", "failing", "class", "course", "semester")):
return "academic stress"
return "student-support"
def _source_line(self, rows: list[dict]) -> str:
if not rows:
return "no source cards available"
labels = []
seen = set()
for row in rows[:3]:
label = f"{row['source_name']} - {row['title']}"
if label in seen:
continue
seen.add(label)
labels.append(label)
return "; ".join(labels)
def _recommended_action(self, route_label: str) -> str:
actions = {
SupportRoute.CRISIS_IMMEDIATE.value: "Stop normal advice. Show 988, emergency, and campus crisis options first.",
SupportRoute.PEER_HELPER.value: "Do not ask the peer to handle risk alone. Escalate to a trusted person, campus support, or crisis help when safety may be at risk.",
SupportRoute.ACADEMIC_SETBACK.value: "Send a short office-hours note and identify the next academic policy/support step.",
SupportRoute.LOW_MOOD.value: "Tell one trusted person and use a campus counseling starting point; escalate if safety changes.",
SupportRoute.EXAM_STRESS.value: "Choose one academic action for the next 24 hours: office hours, TA email, syllabus policy check, or advisor check-in.",
SupportRoute.ANXIETY_PANIC.value: "Start with one grounding step, then choose a support path if symptoms keep interfering.",
SupportRoute.ACCESSIBILITY_ADS.value: "Route to the official ADS process and keep the accommodations request traceable.",
SupportRoute.ADVISOR_CONFLICT.value: "Keep the record factual and consider Ombuds or graduate support before escalating the conflict.",
SupportRoute.COUNSELING_NAVIGATION.value: "Explain how to start with UMD Counseling and what to expect from first contact.",
SupportRoute.BASIC_NEEDS.value: "Route to verified campus student-support resources without inventing Pantry/Thrive details.",
}
return actions.get(route_label, "Keep the answer practical, source-grounded, and student-support oriented.")
def _update_trajectory_lock(self, message: str, safety_tier: SafetyTier, route: SupportRoute) -> str:
self._tier_history.append(safety_tier.value)
self._tier_history = self._tier_history[-3:]
text = message.lower()
reason = ""
if len(self._tier_history) == 3 and all(tier in {"imminent_safety", "high_distress"} for tier in self._tier_history):
self._crisis_locked = True
reason = "three_consecutive_high_risk_turns"
dependency_or_secrecy = any(
phrase in text
for phrase in (
"you are the only one",
"only one i can talk to",
"don't tell anyone",
"do not tell anyone",
"keep this secret",
"no one can help",
)
)
if dependency_or_secrecy:
reason = reason or "dependency_or_secrecy_redirect"
if safety_tier == SafetyTier.IMMINENT_SAFETY:
self._crisis_locked = True
if self._crisis_locked and not reason:
reason = "crisis_locked"
self._last_escalation_reason = reason
return reason
pipeline_lock = threading.Lock()
pipeline = None
def get_pipeline() -> EmpathRAGPipeline:
global pipeline
if pipeline is None:
if DEMO_BACKEND == "real":
print("[Demo] Initialising full EmpathRAG pipeline...", flush=True)
from pipeline.pipeline import EmpathRAGPipeline
pipeline = EmpathRAGPipeline(
use_real_guardrail=True,
guardrail_threshold=0.5,
retrieval_corpus=RETRIEVAL_CORPUS,
top_k=DEMO_TOP_K,
generation_max_tokens=DEMO_MAX_TOKENS,
)
print("[Demo] Full pipeline ready.", flush=True)
else:
print("[Demo] Initialising fast presentation backend.", flush=True)
pipeline = FastDemoPipeline(
db_path=CURATED_DB_PATH,
retrieval_corpus=RETRIEVAL_CORPUS,
top_k=DEMO_TOP_K,
)
return pipeline
def new_session_id() -> str:
return uuid.uuid4().hex[:6].upper()
def new_session_state() -> dict:
return {
"session_id": new_session_id(),
"emotion_history": [],
"tracker_history": [],
"conv_history": [],
"turn_log": [],
"started_at": datetime.datetime.utcnow().isoformat(),
}
def log_turn(session_id, turn, user_message, result):
if not LOG_TURNS:
return
try:
log_entry = {
"session_id": session_id,
"turn": turn,
"timestamp": datetime.datetime.utcnow().isoformat(),
"user_message": user_message,
"response": result["response"],
"emotion_label": result["emotion"],
"emotion_name": result["emotion_name"],
"trajectory": result["trajectory"],
"crisis_fired": result["crisis"],
"crisis_confidence": result["crisis_confidence"],
"retrieval_corpus": result.get("retrieval_corpus", ""),
"safety_level": result.get("safety_level", ""),
}
with open(LOG_PATH, "a", encoding="utf-8") as f:
f.write(json.dumps(log_entry) + "\n")
except Exception as e:
print(f"[Warning] Failed to log turn: {e}")
def format_emotion_timeline(history, trajectory) -> str:
if not history:
return (
"<div class='er-card'><div class='er-mini-title'>Session feel</div>"
"<div class='er-empty'>No turns yet.</div></div>"
)
pretty_traj = escape(str(trajectory).replace("_", " ").title())
html = "<div class='er-card'><div class='er-mini-title'>Session feel</div>"
html += "<div class='er-plan-rows'>"
html += f"<div class='er-plan-row'><span class='k'>Trajectory</span><span class='v'>{pretty_traj}</span></div>"
html += "</div>"
html += "<div class='er-timeline-row' style='margin-top:10px;'>"
for item in history[-12:]:
label = escape(str(item['label_name']))
turn = escape(str(item['turn']))
html += f"<span class='er-time-pill'>T{turn} · {label}</span>"
html += "</div></div>"
return html
def format_ig_panel(is_crisis, confidence, ig_tokens, loading, explanation_reason="") -> str:
if not is_crisis:
return (
"<div class='er-card'><div class='er-mini-title'>Safety guardrail</div>"
"<div class='er-empty'>No safety intercept on this turn.</div></div>"
)
conf_pct = max(2, min(100, int(confidence * 100)))
html = "<div class='er-card'>"
html += "<div class='er-mini-title'>Safety guardrail</div>"
html += "<div class='er-plan-rows'>"
html += (
f"<div class='er-plan-row'><span class='k'>Crisis signal</span>"
f"<span class='v' style='color:var(--danger);'>{confidence:.1%}</span></div>"
)
html += "</div>"
html += f"<div class='er-meter'><div style='width:{conf_pct}%; background:var(--danger);'></div></div>"
if loading:
html += "<div class='er-empty' style='margin-top:12px;'>Computing token attributions…</div>"
elif ig_tokens:
valid = [(t, s) for t, s in ig_tokens if t.strip()]
if valid:
html += "<div class='er-mini-title' style='margin-top:14px;'>Top crisis signals</div>"
html += "<div class='er-ig-row'>"
for tok, _score in valid[:10]:
html += f"<span class='er-ig'>{escape(tok)}</span>"
html += "</div>"
elif explanation_reason:
html += (
f"<div class='er-source-why' style='margin-top:10px;'>"
f"{escape(str(explanation_reason))}</div>"
)
html += "</div>"
return html
def format_decision_trace(result=None) -> str:
"""Support card. What kind of support, what's next, which resources."""
if not result:
return (
"<div class='er-card'><div class='er-mini-title'>Support card</div>"
"<div class='er-empty'>Send a message to see the support path and resources.</div></div>"
)
route_label = str(result.get("route_label", "unknown"))
safety_tier = str(result.get("safety_tier", "unknown"))
should_intercept = bool(result.get("crisis") or result.get("should_intercept"))
recommended_action = escape(str(result.get("recommended_action", "")))
route_text = escape(_pretty_route(route_label))
tier_text = escape(_pretty_tier(safety_tier))
sources = result.get("retrieved_sources", []) or []
path_class = "" if should_intercept else "accent"
html = "<div class='er-card'>"
html += "<div class='er-mini-title'>Support card</div>"
html += "<div class='er-plan-rows'>"
html += f"<div class='er-plan-row {path_class}'><span class='k'>Path</span><span class='v'>{route_text}</span></div>"
html += f"<div class='er-plan-row'><span class='k'>Tier</span><span class='v'>{tier_text}</span></div>"
if recommended_action:
html += f"<div class='er-plan-row'><span class='k'>Next move</span><span class='v'>{recommended_action}</span></div>"
html += "</div>"
if sources:
html += "<div class='er-mini-title' style='margin-top:18px;'>Resources</div>"
html += "<div class='er-sources'>"
for src in sources[:4]:
title = escape(str(src.get("title") or src.get("source_name") or "Resource"))
sname = escape(str(src.get("source_name") or ""))
topic = escape(str(src.get("topic") or ""))
risk = str(src.get("risk_level") or "")
why = str(src.get("why_retrieved") or "matched prompt intent")
url = escape(str(src.get("url") or ""))
risk_cls = "crisis" if "crisis" in risk else ""
html += "<div class='er-source'>"
html += f"<div class='er-source-title'>{title}</div>"
if sname and sname != title:
html += f"<div class='er-source-name'>{sname}</div>"
html += "<div class='er-source-tags'>"
if topic: html += f"<span class='er-tag'>{escape(topic)}</span>"
if risk: html += f"<span class='er-tag {risk_cls}'>{escape(risk)}</span>"
html += "</div>"
html += f"<div class='er-source-why'>{escape(_pretty_reason(why))}</div>"
last_verified = str(src.get("last_verified") or "").strip()
if url:
html += "<div class='er-source-foot'>"
html += f"<a href='{url}' target='_blank' rel='noopener'>Open ↗</a>"
if last_verified:
html += f"<span class='er-source-verified' title='URL last verified on this date'>Verified {escape(last_verified)}</span>"
html += "</div>"
documents = src.get("documents") or []
if documents:
html += "<div class='er-source-docs'>"
html += "<div class='er-source-docs-label'>Read directly</div>"
for doc in documents:
d_title = escape(str(doc.get("title") or "Document"))
d_url = escape(str(doc.get("url") or ""))
d_type = escape(str(doc.get("document_type") or "guide"))
if not d_url:
continue
embeddable = bool(doc.get("embeddable")) and not bool(doc.get("requires_login"))
html += f"<div class='er-doc'><span class='er-doc-type'>{d_type}</span> "
html += f"<a href='{d_url}' target='_blank' rel='noopener'>{d_title} ↗</a>"
if embeddable:
# Inline iframe behind a <details> so the card stays compact
# by default but the doc is one click away.
html += (
f"<details class='er-doc-embed'><summary>Preview inline</summary>"
f"<iframe src='{d_url}' loading='lazy' "
f"sandbox='allow-same-origin allow-scripts allow-popups' "
f"title='{d_title}'></iframe></details>"
)
if doc.get("requires_login"):
html += " <span class='er-doc-meta'>(terpconnect login)</span>"
html += "</div>"
html += "</div>"
html += "</div>"
html += "</div>"
else:
html += "<div class='er-mini-title' style='margin-top:18px;'>Resources</div>"
html += "<div class='er-empty'>No external resource needed for this turn.</div>"
html += "</div>"
return html
def format_retrieval_panel(result=None) -> str:
"""Diagnostics. Pipeline internals for class & eval review."""
if not result:
return (
"<div class='er-card'><div class='er-mini-title'>Diagnostics</div>"
"<div class='er-empty'>Pipeline metadata appears here once a turn runs.</div></div>"
)
safety_tier = _pretty_tier(str(result.get("safety_tier", "unknown")))
safety_reason = _pretty_reason(str(result.get("safety_reason", "")))
corpus = str(result.get("retrieval_corpus", "unknown"))
output_guard = result.get("output_guard", {}) or {}
output_guard_reason = _pretty_reason(str(output_guard.get("reason", "not_checked")))
guard_flags = output_guard.get("flags", []) or []
safety_precheck = result.get("safety_precheck", {}) or {}
precheck_reason = _pretty_reason(str(safety_precheck.get("reason", "not_recorded")))
precheck_level = _pretty_precheck(
str(safety_precheck.get("level", "unknown")),
bool(result.get("crisis")),
)
classifier = result.get("classifier_confidence", {}) or {}
route_conf = float(classifier.get("route", 0.0) or 0.0)
tier_conf = float(classifier.get("tier", 0.0) or 0.0)
classifier_label = "learned" if classifier.get("used_ml") else "fallback"
retrieval_mode = _pretty_retrieval_mode(str(result.get("retrieval_mode", "")))
latency = result.get("latency_ms", {}) or {}
total_latency = float(latency.get("total_ms", 0.0) or 0.0)
should_intercept = bool(result.get("crisis"))
safety_cls = "danger" if should_intercept else ""
guard_cls = "warn" if guard_flags else ""
html = "<div class='er-card'>"
html += "<div class='er-mini-title'>Diagnostics</div>"
html += "<div class='er-diag-grid'>"
html += f"<div class='er-diag {safety_cls}'><div class='k'>Safety check</div><div class='v'>{escape(precheck_level)}</div></div>"
html += f"<div class='er-diag'><div class='k'>Tier</div><div class='v'>{escape(safety_tier)}</div></div>"
html += f"<div class='er-diag'><div class='k'>Classifier</div><div class='v'>{classifier_label} · r {route_conf:.2f} / t {tier_conf:.2f}</div></div>"
html += f"<div class='er-diag'><div class='k'>Retrieval</div><div class='v'>{escape(retrieval_mode or '—')}</div></div>"
html += f"<div class='er-diag {guard_cls}'><div class='k'>Response check</div><div class='v'>{escape(output_guard_reason)}</div></div>"
html += f"<div class='er-diag'><div class='k'>Speed</div><div class='v'>{total_latency:.0f} ms</div></div>"
html += f"<div class='er-diag'><div class='k'>Corpus</div><div class='v'>{escape(corpus)}</div></div>"
html += f"<div class='er-diag'><div class='k'>Safety reason</div><div class='v'>{escape(safety_reason or '—')}</div></div>"
# Surface cross-cutting NLP flags for the grad-course audience.
intl_flag = "yes" if result.get("international_concern") else "no"
intl_cls = "warn" if result.get("international_concern") else ""
stage_label = str(result.get("conversation_stage") or "—")
html += f"<div class='er-diag {intl_cls}'><div class='k'>International concern</div><div class='v'>{escape(intl_flag)}</div></div>"
html += f"<div class='er-diag'><div class='k'>Conversation stage</div><div class='v'>{escape(stage_label)}</div></div>"
html += "</div>"
notes = []
if precheck_reason and precheck_reason not in {"—", "Not recorded"}:
notes.append(f"Safety precheck: {escape(precheck_reason)}")
escalation_reason = str(result.get("escalation_reason", ""))
if escalation_reason:
notes.append(f"Escalation: {escape(escalation_reason)}")
if guard_flags:
flag_text = ", ".join(escape(str(f)) for f in guard_flags)
notes.append(f"Guard flags: {flag_text}")
if notes:
html += "<div class='er-source-why' style='margin-top:14px;line-height:1.7;'>" + "<br>".join(notes) + "</div>"
html += "</div>"
return html
def _stage_arc_text(stage: str, has_message: bool) -> tuple[str, str, int]:
"""Return (headline, sub, percent) for the conversation arc panel."""
if not has_message:
return (
"Waiting for your first message",
"Tell me what's on your mind. I'll listen first.",
0,
)
if stage == "listen":
return (
"Listening to what's coming up",
"Sitting with this before suggesting anything. You stay in charge of when to pivot.",
28,
)
if stage == "permission":
return (
"Reflecting and quietly offering options",
"I have a couple of places that could help, but only when you want them.",
58,
)
if stage == "offer":
return (
"Working through this together",
"Naming concrete next steps, with grounded UMD resources alongside.",
88,
)
return ("Ready", "—", 0)
def _action_items_for(result: dict | None) -> list[str]:
"""Extract concrete \"things to try\" from the planner output."""
if not result:
return []
items: list[str] = []
rec = (result.get("recommended_action") or "").strip()
if rec:
items.append(rec)
# Crisis path adds an emergency reminder
if result.get("crisis"):
items.append("Call or text 988 now. If immediate danger, call emergency services.")
return items
def _render_safety_pipeline(result: dict | None) -> str:
"""Six-badge row visualizing each safety layer's status for this turn.
Order mirrors the pipeline: Stage-1 -> Route -> Registry -> Stage ->
Rephrase -> Safety verify -> Output guard. Each badge state:
- on (green) : layer ran and did what it should
- hit (red) : layer intercepted / blocked something
- skip (gray) : layer intentionally skipped (e.g. listening stage)
- off (gray-dim): layer disabled or N/A
"""
if not result:
# Empty-state: show the layer names ghosted so the architecture is
# legible even before the first message.
slots = [
("S1", "Stage-1 safety", "off"),
("Route", "Route classifier", "off"),
("Reg", "Resource registry", "off"),
("Stage", "Conversation stage", "off"),
("Reph", "Rephraser", "off"),
("Guard", "Output guard", "off"),
]
else:
# Stage-1 lexical precheck
precheck = result.get("safety_precheck", {}) or {}
if precheck.get("should_intercept"):
s1 = ("S1", f"Stage-1 INTERCEPTED: {precheck.get('reason','crisis')}", "hit")
elif precheck.get("level") in ("wellbeing_support",):
s1 = ("S1", f"Stage-1 flagged wellbeing: {precheck.get('reason','')}", "on")
else:
s1 = ("S1", f"Stage-1 pass: {precheck.get('reason','no_match')}", "on")
# Route classifier
route_label = result.get("route_label", "")
classifier = result.get("classifier_confidence", {}) or {}
route_conf = float(classifier.get("route", 0.0) or 0.0)
used_ml = classifier.get("used_ml")
route_state = "hit" if route_label == "crisis_immediate" else "on"
route = ("Route",
f"Route: {route_label} (conf {route_conf:.2f}, {'ML' if used_ml else 'rule'})",
route_state)
# Resource registry filter — count of sources surfaced
sources = result.get("retrieved_sources", []) or []
if sources:
reg = ("Reg", f"{len(sources)} verified UMD/national resource(s) surfaced", "on")
else:
reg = ("Reg", "No resources surfaced (route doesn't need them)", "skip")
# Conversation stage
stage_val = result.get("conversation_stage", "—")
stage_glyph = {"listen": "L", "permission": "P", "offer": "O", "clarify": "C", "offer (crisis)": "X"}.get(
stage_val, stage_val[:1].upper() if stage_val else "?"
)
if result.get("crisis"):
stage_state = "hit"
stage_glyph = "X"
stage_label = f"CRISIS — LLM bypassed, deterministic crisis template"
elif stage_val == "clarify":
stage_state = "skip"
stage_label = "Clarify: short open-ended (output guard skipped)"
elif stage_val == "offer":
stage_state = "on"
stage_label = "Offer: full plan + named resources"
else:
stage_state = "on"
stage_label = f"{stage_val.title()}: listening / inviting"
stage = (stage_glyph, stage_label, stage_state)
# Rephraser
provider = result.get("rephraser_provider", "deterministic")
used_llm = bool(result.get("rephraser_used_llm"))
rephraser_err = result.get("rephraser_last_error", "")
if used_llm:
reph = ("Reph", f"Paraphrased via {provider}", "on")
elif provider == "deterministic_fallback":
reph = ("Reph", f"FALLBACK to deterministic — {rephraser_err or 'unknown error'}", "hit")
elif provider == "deterministic":
reph = ("Reph", "Deterministic templates (rephraser off)", "skip")
else:
reph = ("Reph", f"Provider: {provider}", "on")
# Output guard
guard = result.get("output_guard", {}) or {}
guard_flags = guard.get("flags", []) or []
guard_reason = guard.get("reason", "")
if guard_flags:
grd = ("Guard", f"Guard flags: {', '.join(guard_flags)}", "hit")
elif "disabled" in guard_reason:
grd = ("Guard", "Output guard disabled (ablation)", "off")
elif "listening_stage" in guard_reason or "minimal_response_clarify" == guard_reason:
grd = ("Guard", f"Skipped at {stage_val} stage by design", "skip")
elif guard_reason == "crisis_template":
grd = ("Guard", "Crisis template (no guard needed)", "skip")
else:
grd = ("Guard", "Output guard passed", "on")
slots = [s1, route, reg, stage, reph, grd]
html = "<div class='er-safety-pipeline'>"
html += "<div class='er-safety-label'>Safety pipeline</div>"
html += "<div class='er-safety-row'>"
for label, tooltip, state in slots:
html += (
f"<div class='er-safety-chip er-safety-{escape(state)}' "
f"title='{escape(tooltip)}'>{escape(label)}</div>"
)
html += "</div></div>"
return html
def format_live_context(result: dict | None = None, turn_index: int = 0) -> str:
"""Right-panel: arc + signals + resources + things-to-try (one HTML string)."""
has_msg = bool(result)
stage = (result or {}).get("conversation_stage", "")
arc_head, arc_sub, arc_pct = _stage_arc_text(stage, has_msg)
# Status pill in panel header
if not has_msg:
status_text = "ready"
status_cls = ""
elif result.get("crisis"):
status_text = "safety intercept"
status_cls = "danger"
elif result.get("international_concern"):
status_text = "intl context"
status_cls = "warm"
else:
status_text = "active"
status_cls = "active"
# Active generation mode badge — visible without opening Diagnostics so
# the user always knows which mode answered.
rephraser_provider = (result or {}).get("rephraser_provider", "")
used_llm = bool((result or {}).get("rephraser_used_llm"))
rephraser_err = str((result or {}).get("rephraser_last_error", "")).strip()
mode_title = ""
if rephraser_provider:
if used_llm:
mode_label = rephraser_provider.split(":")[0] # 'groq' / 'anthropic'
mode_text = f"via {mode_label}"
mode_cls = "active"
elif rephraser_provider == "deterministic_fallback":
# Make the fallback condition clearly visible: warning glyph + a
# tooltip carrying the actual provider error so the user can tell
# whether this is intentional (deterministic mode) or a failure.
mode_text = "deterministic (fallback) ⚠"
mode_cls = "warm fallback-warn"
mode_title = (
f"Live LLM rephrasing was unavailable for this turn — falling back to the deterministic template. "
f"Last provider error: {rephraser_err or 'unknown'}"
)
else:
mode_text = "deterministic"
mode_cls = ""
else:
mode_text = ""
mode_cls = ""
parts: list[str] = []
parts.append("<div class='er-context'>")
parts.append(
"<div class='er-ctx-head'>"
"<div class='er-ctx-title'>Live thread</div>"
+ (
(
f"<div class='er-ctx-mode {mode_cls}' title='{escape(mode_title)}'>{escape(mode_text)}</div>"
if mode_text else ""
)
)
+ f"<div class='er-ctx-status {status_cls}'>{escape(status_text)}</div>"
"</div>"
)
# Safety-pipeline visualization: 6 layer badges showing what fired on this
# turn. The point is to make the "defense in depth" story visible during
# the demo without forcing the viewer to open Diagnostics. Each badge has
# a tooltip with the layer's reason / status.
parts.append(_render_safety_pipeline(result))
# Arc
parts.append(
"<div class='er-arc'>"
f"<div class='er-arc-text'>{escape(arc_head)}</div>"
f"<div class='er-arc-sub'>{escape(arc_sub)}</div>"
f"<div class='er-arc-meter'><div style='width:{arc_pct}%'></div></div>"
"</div>"
)
# Signals
signals: list[str] = []
if has_msg:
route = result.get("route_label", "")
tier = result.get("safety_tier", "")
if route and route != "general_student_support":
signals.append(f"<span class='er-signal route'>{escape(_pretty_route(route))}</span>")
if stage:
signals.append(f"<span class='er-signal stage'>{escape(stage.title())}</span>")
if tier in {"high_distress", "imminent_safety"}:
tier_cls = "tier-danger" if tier == "imminent_safety" else "tier-warm"
signals.append(f"<span class='er-signal {tier_cls}'>{escape(_pretty_tier(tier))}</span>")
if result.get("international_concern"):
signals.append("<span class='er-signal intl'>F-1 / international context</span>")
if signals:
parts.append("<div class='er-signals'>" + "".join(signals) + "</div>")
# Resources
sources = (result or {}).get("retrieved_sources", []) or []
parts.append("<div class='er-ctx-section'>")
parts.append(
"<div class='er-ctx-section-head'>"
"<h4 class='er-section-title'>Resources building</h4>"
f"<span class='er-count-pill'>{len(sources)} found</span>"
"</div>"
)
if sources:
parts.append("<div class='er-resources'>")
for i, src in enumerate(sources[:5]):
title = escape(str(src.get("source_name") or src.get("title") or "Resource"))
why = escape(_pretty_reason(str(src.get("why_retrieved") or "matched the prompt")))
url = escape(str(src.get("url") or ""))
risk = str(src.get("risk_level") or "")
cls = "er-rsrc"
if "international" in title.lower() or "isss" in title.lower():
cls += " featured"
elif "crisis" in risk:
cls += " crisis"
inner = (
f"<div class='{cls}'>"
f"<div class='er-rsrc-title'>{title}</div>"
f"<div class='er-rsrc-why'>{why}</div>"
)
if url:
inner += f"<a href='{url}' target='_blank' rel='noopener'>Open ↗</a>"
inner += "</div>"
parts.append(inner)
parts.append("</div>")
else:
if has_msg and stage == "listen":
parts.append("<div class='er-empty'>Resources stay quiet while we're still listening.</div>")
elif has_msg:
parts.append("<div class='er-empty'>No external resource needed for this turn.</div>")
else:
parts.append("<div class='er-empty'>Resources will appear here as we talk.</div>")
parts.append("</div>")
# Things to try
actions = _action_items_for(result)
parts.append("<div class='er-ctx-section'>")
parts.append("<h4 class='er-section-title'>Things to try</h4>")
if actions:
parts.append("<div class='er-actions'>")
for action in actions[:3]:
parts.append(f"<div class='er-action'>{escape(action)}</div>")
parts.append("</div>")
elif has_msg and stage == "listen":
parts.append("<div class='er-empty'>Suggestions will appear when you're ready.</div>")
else:
parts.append("<div class='er-empty'>None yet.</div>")
parts.append("</div>")
parts.append("</div>") # close er-context
return "".join(parts)
def format_studio_diagnostics(result: dict | None = None) -> str:
"""Diagnostics accordion content for the grad-NLP audience."""
if not result:
return (
"<div class='er-empty'>Pipeline metadata appears here once a turn runs.</div>"
)
safety_tier = _pretty_tier(str(result.get("safety_tier", "unknown")))
safety_reason = _pretty_reason(str(result.get("safety_reason", "")))
corpus = str(result.get("retrieval_corpus", "unknown"))
output_guard = result.get("output_guard", {}) or {}
output_guard_reason = _pretty_reason(str(output_guard.get("reason", "not_checked")))
guard_flags = output_guard.get("flags", []) or []
safety_precheck = result.get("safety_precheck", {}) or {}
precheck_level = _pretty_precheck(
str(safety_precheck.get("level", "unknown")),
bool(result.get("crisis")),
)
classifier = result.get("classifier_confidence", {}) or {}
route_conf = float(classifier.get("route", 0.0) or 0.0)
tier_conf = float(classifier.get("tier", 0.0) or 0.0)
classifier_label = "learned" if classifier.get("used_ml") else "fallback"
retrieval_mode = _pretty_retrieval_mode(str(result.get("retrieval_mode", "")))
latency = result.get("latency_ms", {}) or {}
total_latency = float(latency.get("total_ms", 0.0) or 0.0)
intl = "yes" if result.get("international_concern") else "no"
intl_cls = "warn" if result.get("international_concern") else ""
stage = str(result.get("conversation_stage") or "—")
turn_idx = int(result.get("turn_index") or 0)
safety_cls = "danger" if result.get("crisis") else ""
guard_cls = "warn" if guard_flags else ""
rephraser_provider = str(result.get("rephraser_provider") or "deterministic")
rephraser_used_llm = bool(result.get("rephraser_used_llm"))
rephraser_latency = float(result.get("rephraser_latency_ms") or 0.0)
rephraser_cls = "accent" if rephraser_used_llm else ""
rows = [
f"<div class='er-diag {safety_cls}'><div class='k'>Safety check</div><div class='v'>{escape(precheck_level)}</div></div>",
f"<div class='er-diag'><div class='k'>Tier</div><div class='v'>{escape(safety_tier)}</div></div>",
f"<div class='er-diag accent'><div class='k'>Stage · turn</div><div class='v'>{escape(stage)} · t{turn_idx}</div></div>",
f"<div class='er-diag {intl_cls}'><div class='k'>F-1 / intl signal</div><div class='v'>{escape(intl)}</div></div>",
f"<div class='er-diag {rephraser_cls}'><div class='k'>Rephraser</div><div class='v'>{escape(rephraser_provider)}</div></div>",
f"<div class='er-diag'><div class='k'>Rephrase latency</div><div class='v'>{rephraser_latency:.0f} ms</div></div>",
f"<div class='er-diag'><div class='k'>Classifier</div><div class='v'>{classifier_label} · r {route_conf:.2f} / t {tier_conf:.2f}</div></div>",
f"<div class='er-diag'><div class='k'>Retrieval</div><div class='v'>{escape(retrieval_mode or '—')}</div></div>",
f"<div class='er-diag {guard_cls}'><div class='k'>Output guard</div><div class='v'>{escape(output_guard_reason)}</div></div>",
f"<div class='er-diag'><div class='k'>Total latency</div><div class='v'>{total_latency:.0f} ms</div></div>",
f"<div class='er-diag'><div class='k'>Corpus</div><div class='v'>{escape(corpus)}</div></div>",
f"<div class='er-diag'><div class='k'>Safety reason</div><div class='v'>{escape(safety_reason or '—')}</div></div>",
]
html = "<div class='er-diag-grid'>" + "".join(rows) + "</div>"
# IG tokens if available
safety_explanation = result.get("safety_explanation", {}) or {}
ig_tokens = safety_explanation.get("ig_tokens") or []
if result.get("crisis") and ig_tokens:
valid = [(t, s) for t, s in ig_tokens if t.strip()][:10]
if valid:
html += "<div style='margin-top:14px;'><div class='k' style='font-size:10px;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-dim);font-weight:500;margin-bottom:6px;'>Top crisis signals (Integrated Gradients)</div>"
html += "<div class='er-ig-row'>"
for tok, _score in valid:
html += f"<span class='er-ig'>{escape(tok)}</span>"
html += "</div></div>"
# Notes
notes = []
rephraser_error = str(result.get("rephraser_last_error") or "").strip()
if rephraser_error:
notes.append(f"Rephraser error: {escape(rephraser_error[:240])}")
if guard_flags:
flag_text = ", ".join(escape(str(f)) for f in guard_flags)
notes.append(f"Guard flags: {flag_text}")
escalation_reason = str(result.get("escalation_reason", ""))
if escalation_reason:
notes.append(f"Escalation: {escape(escalation_reason)}")
if notes:
html += (
"<div style='margin-top:14px;font-size:11.5px;color:var(--text-dim);line-height:1.7;'>"
+ "<br>".join(notes) + "</div>"
)
return html
TYPING_HTML = "<span class='er-typing'><span></span><span></span><span></span></span>"
STREAM_ENABLED = os.getenv("EMPATHRAG_STREAM", "1") != "0"
STREAM_WORDS_PER_CHUNK = int(os.getenv("EMPATHRAG_STREAM_WORDS", "2"))
STREAM_CHUNK_DELAY_MS = int(os.getenv("EMPATHRAG_STREAM_DELAY_MS", "75"))
TYPING_DELAY_MS = int(os.getenv("EMPATHRAG_TYPING_DELAY_MS", "650"))
def _stream_chunks(full_text: str):
if not STREAM_ENABLED or not full_text:
yield full_text
return
words = full_text.split(" ")
if len(words) <= STREAM_WORDS_PER_CHUNK:
yield full_text
return
import time as _t
cursor = STREAM_WORDS_PER_CHUNK
while cursor < len(words):
yield " ".join(words[:cursor])
_t.sleep(STREAM_CHUNK_DELAY_MS / 1000.0)
cursor += STREAM_WORDS_PER_CHUNK
yield full_text
def respond(message, chat_history, session_state, audience_mode, rephrase_mode="deterministic"):
"""Yield (chatbot, context_html, diag_html, session_id, session_state)."""
if not session_state:
session_state = new_session_state()
# Per-turn override of the rephraser. The UI toggle picks "deterministic"
# or "llm"; we set the env var the rephraser reads. Done before pipeline.run.
os.environ["EMPATHRAG_REPHRASER_ENABLED"] = "1" if rephrase_mode == "llm" else "0"
emotion_history = session_state["emotion_history"]
session_id = session_state["session_id"]
turn_count = len(chat_history)
if not message.strip():
yield (
chat_history,
format_live_context(None, turn_count),
format_studio_diagnostics(None),
session_id,
session_state,
)
return
# Show user msg + typing dots immediately, with provisional "thinking" arc.
chat_history = list(chat_history) + [(message, TYPING_HTML)]
provisional = {
"conversation_stage": "listen",
"route_label": "",
"safety_tier": "",
"international_concern": False,
"retrieved_sources": [],
"recommended_action": "",
"crisis": False,
}
yield (
chat_history,
format_live_context(provisional, turn_count + 1),
format_studio_diagnostics(None),
session_id,
session_state,
)
# When LLM rephrasing is enabled and the active pipeline supports real
# token streaming, we consume the streaming generator and update the chat
# bubble per arrived token. Otherwise we fall back to the synchronous
# path with the legacy fake word-chunk reveal.
use_real_streaming = (
rephrase_mode == "llm"
and STREAM_ENABLED
and hasattr(get_pipeline(), "run_streaming")
and not hasattr(get_pipeline(), "tracker")
)
# Typing-dot delay is purely cosmetic. In deterministic mode the compute
# is instantaneous so the dots have to stand in as "thinking" time. In
# real-streaming mode the LLM's own first-token latency (~300-500ms) is
# the thinking time — adding 650ms more before the stream starts just
# delays first-token visibility for no UX gain.
if STREAM_ENABLED and TYPING_DELAY_MS > 0 and not use_real_streaming:
import time as _t
_t.sleep(TYPING_DELAY_MS / 1000.0)
provisional_context = format_live_context(provisional, turn_count + 1)
with pipeline_lock:
active_pipeline = get_pipeline()
if hasattr(active_pipeline, "tracker"):
active_pipeline.tracker.reset()
for label in session_state.get("tracker_history", []):
active_pipeline.tracker.update(label, token_count=5)
active_pipeline.conv_history = list(session_state.get("conv_history", []))
original_check = active_pipeline.guardrail.check
def fast_check(text, threshold=0.5, skip_ig=False):
return original_check(text, threshold=threshold, skip_ig=True)
active_pipeline.guardrail.check = fast_check
result = active_pipeline.run(message, session_id=session_id)
active_pipeline.guardrail.check = original_check
session_state["tracker_history"] = active_pipeline.tracker.history()
session_state["conv_history"] = list(active_pipeline.conv_history)
elif use_real_streaming:
result = None
for ev in active_pipeline.run_streaming(
message, audience_mode=audience_mode or "student", session_id=session_id
):
if ev[0] == "token":
chat_history[-1] = (message, ev[1])
yield (
chat_history,
provisional_context,
format_studio_diagnostics(None),
session_id,
session_state,
)
elif ev[0] == "done":
result = ev[1]
session_state["tracker_history"] = session_state.get("tracker_history", []) + [result["emotion"]]
session_state["conv_history"] = session_state.get("conv_history", [])
else:
result = active_pipeline.run(
message, audience_mode=audience_mode or "student", session_id=session_id
)
session_state["tracker_history"] = session_state.get("tracker_history", []) + [result["emotion"]]
session_state["conv_history"] = session_state.get("conv_history", [])
full_response = result["response"]
emotion_history.append(
{
"turn": len(emotion_history) + 1,
"label_name": result["emotion_name"],
"color": LABEL_COLORS[result["emotion_name"]],
}
)
log_turn(session_id, len(emotion_history), message, result)
# Per-turn record for the Support Plan export. Stored only in the user's
# browser-side gr.State; never persisted server-side.
session_state.setdefault("turn_log", []).append(
{
"turn_index": len(emotion_history),
"timestamp": datetime.datetime.utcnow().isoformat(),
"user_message": message,
"route_label": result.get("route_label", ""),
"safety_tier": result.get("safety_tier", ""),
"conversation_stage": result.get("conversation_stage", ""),
"recommended_action": result.get("recommended_action", ""),
"international_concern": bool(result.get("international_concern")),
"intl_topic": result.get("intl_topic", ""),
"retrieved_sources": result.get("retrieved_sources", []) or [],
}
)
context_html = format_live_context(result, turn_count + 1)
diag_html = format_studio_diagnostics(result)
if use_real_streaming:
# Tokens were already streamed into the bubble. Yield once more with
# the final body (in case the output guard corrected it post-stream)
# plus the now-populated context + diagnostics.
chat_history[-1] = (message, full_response)
yield (
chat_history,
context_html,
diag_html,
session_id,
session_state,
)
else:
for partial in _stream_chunks(full_response):
chat_history[-1] = (message, partial)
yield (
chat_history,
context_html,
diag_html,
session_id,
session_state,
)
# Optional crisis IG re-yield
is_crisis = bool(result.get("crisis"))
safety_explanation = result.get("safety_explanation", {}) or {}
explanation_available = bool(safety_explanation.get("available"))
if is_crisis and hasattr(get_pipeline(), "guardrail") and not explanation_available:
with pipeline_lock:
active_pipeline = get_pipeline()
if hasattr(active_pipeline, "guardrail"):
_, confidence, ig_tokens = active_pipeline.guardrail.check(
message, threshold=0.5, skip_ig=False
)
if "safety_explanation" not in result:
result["safety_explanation"] = {}
result["safety_explanation"]["ig_tokens"] = ig_tokens
result["crisis_confidence"] = confidence
yield (
chat_history,
format_live_context(result, turn_count + 1),
format_studio_diagnostics(result),
session_id,
session_state,
)
def transcribe_voice(audio_path, current_msg):
"""Transcribe a recorded clip via Groq Whisper, drop into the composer.
Returns updates for (msg_box, voice_status). The clip is NOT auto-sent —
the user reviews the transcript and clicks send themselves. If the
composer already has text, the transcript is appended on a new line so a
user mixing typing and dictation doesn't lose what they had.
"""
from pipeline.voice import GroqWhisperTranscriber
if not audio_path:
return gr.update(), gr.update(value=(
"<div class='er-voice-status'>No audio recorded. Tap the mic to try again.</div>"
))
transcriber = GroqWhisperTranscriber()
if not transcriber.available():
return gr.update(), gr.update(value=(
"<div class='er-voice-status er-voice-error'>Voice transcription unavailable: GROQ_API_KEY is not set.</div>"
))
result = transcriber.transcribe(audio_path)
if not result.ok():
return gr.update(), gr.update(value=(
f"<div class='er-voice-status er-voice-error'>Transcription failed ({result.error}). Try again or type instead.</div>"
))
new_text = result.text
if current_msg and current_msg.strip():
new_text = current_msg.rstrip() + "\n" + new_text
return (
gr.update(value=new_text),
gr.update(value=(
f"<div class='er-voice-status er-voice-ok'>Transcribed in {int(result.latency_ms)}ms via Groq Whisper. Review and send when ready.</div>"
)),
)
def _support_plan_started_at(session_state):
import datetime as _dt
started_iso = (session_state or {}).get("started_at")
try:
return _dt.datetime.fromisoformat(started_iso) if started_iso else None
except (TypeError, ValueError):
return None
def export_support_plan_md(session_state):
"""Markdown support plan — for internal review / our dev use."""
from pipeline.support_plan import build_support_plan_markdown
import datetime as _dt
import tempfile
turn_log = (session_state or {}).get("turn_log", [])
md = build_support_plan_markdown(turn_log, started_at=_support_plan_started_at(session_state))
sid_short = (session_state or {}).get("session_id", "session")[:8]
stamp = _dt.datetime.utcnow().strftime("%Y%m%d_%H%M%S")
fd, path = tempfile.mkstemp(prefix=f"empathrag_support_plan_{sid_short}_{stamp}_", suffix=".md")
with os.fdopen(fd, "w", encoding="utf-8") as f:
f.write(md)
return gr.update(value=path, visible=True)
def export_support_plan_pdf(session_state):
"""PDF support plan — counselor-friendly format. Falls through to the
Markdown export if fpdf2 isn't installed, so the path doesn't go dark."""
import datetime as _dt
import tempfile
turn_log = (session_state or {}).get("turn_log", [])
sid_short = (session_state or {}).get("session_id", "session")[:8]
stamp = _dt.datetime.utcnow().strftime("%Y%m%d_%H%M%S")
try:
from pipeline.support_plan import build_support_plan_pdf
fd, path = tempfile.mkstemp(prefix=f"empathrag_support_plan_{sid_short}_{stamp}_", suffix=".pdf")
os.close(fd)
build_support_plan_pdf(turn_log, path, started_at=_support_plan_started_at(session_state))
return gr.update(value=path, visible=True)
except ImportError:
return export_support_plan_md(session_state)
def reset_session_handler(prev_session_state=None):
"""Reset to a brand-new session. Crucially, also clears any lingering
EmpathRAGCore state keyed to the previous session_id (tier_history,
open-offer slot, last-stage marker, intl flags, message history).
Without this, clicking "New conversation" only swapped the UI label
while the core kept growing state under the old key — which is why a
"fresh" run on the demo could still see prior turns in context.
"""
prev_sid = (prev_session_state or {}).get("session_id")
with pipeline_lock:
try:
pipeline = get_pipeline()
if hasattr(pipeline, "reset_session") and prev_sid:
pipeline.reset_session(session_id=prev_sid)
elif hasattr(pipeline, "reset_session"):
pipeline.reset_session()
except Exception:
# Reset must never block UI; failed resets degrade silently
# because the new session_id alone gives a clean state entry.
pass
session_state = new_session_state()
return (
[],
format_live_context(None, 0),
format_studio_diagnostics(None),
session_state["session_id"],
session_state,
)
def set_prompt(prompt: str) -> str:
return prompt
def _pretty_route(route: str) -> str:
return {
"academic_setback": "Academic setback",
"exam_stress": "Test or exam stress",
"accessibility_ads": "Accessibility accommodations",
"advisor_conflict": "Advisor or graduate conflict",
"counseling_navigation": "Counseling navigation",
"basic_needs": "Basic needs support",
"care_violence_confidential": "Confidential CARE support",
"peer_helper": "Helping someone else",
"loneliness_isolation": "Loneliness or isolation",
"anxiety_panic": "Anxiety or panic",
"low_mood": "Low mood support",
"crisis_immediate": "Immediate safety handoff",
"general_student_support": "General student support",
"out_of_scope": "Outside support scope",
}.get(route, route.replace("_", " ").title())
def _pretty_tier(tier: str) -> str:
return {
"imminent_safety": "Immediate safety",
"high_distress": "High distress",
"support_navigation": "Support navigation",
"wellbeing": "Wellbeing",
"pass": "No urgent safety flag",
"crisis": "Immediate safety",
"emergency": "Emergency safety",
}.get(tier, tier.replace("_", " ").title())
def _pretty_precheck(level: str, should_intercept: bool) -> str:
if should_intercept:
return "Human support now"
return {
"pass": "No urgent safety flag",
"wellbeing_support": "Supportive check",
"crisis": "Human support now",
"emergency": "Emergency handoff",
}.get(level, _pretty_tier(level))
def _pretty_reason(reason: str) -> str:
if not reason:
return "Ready"
return {
"below_support_threshold": "No urgent safety signal detected",
"passed_output_guard": "Response passed safety check",
"disabled": "Off for fast demo",
"not_checked": "Not checked",
"not_recorded": "Not recorded",
"resource registry route match": "Matched this support path",
"curated retrieval match": "Matched the prompt",
"exam_stress_language": "Test or exam stress language",
"high_distress_language": "Distress language increased the tier",
"wellbeing_support_language": "Low-risk coping support",
"dependency_or_secrecy_redirect": "Dependency or secrecy needs human support",
"stage1_intercept": "Handled by the safety precheck",
}.get(reason, reason.replace("_", " "))
def _pretty_retrieval_mode(mode: str) -> str:
if "crisis_only" in mode:
return "crisis-only"
if "registry_filtered" in mode:
return "resource-filtered"
return mode.replace("_", " ")
theme = gr.themes.Base(
primary_hue="teal",
secondary_hue="teal",
neutral_hue="slate",
radius_size=gr.themes.sizes.radius_md,
font=[gr.themes.GoogleFont("Inter"), "ui-sans-serif", "system-ui", "sans-serif"],
).set(
body_background_fill="#0a0c10",
body_background_fill_dark="#0a0c10",
body_text_color="#e7ecf2",
background_fill_primary="#0a0c10",
background_fill_secondary="#11151c",
border_color_primary="rgba(255,255,255,0.06)",
button_primary_background_fill="#5eead4",
button_primary_background_fill_hover="#5eead4",
button_primary_text_color="#061a16",
button_secondary_background_fill="transparent",
button_secondary_text_color="#8a93a3",
input_background_fill="#11151c",
input_border_color="rgba(255,255,255,0.06)",
block_background_fill="transparent",
block_border_color="rgba(255,255,255,0.06)",
block_label_background_fill="transparent",
block_label_text_color="#8a93a3",
)
# Force-scroll the chat surface to bottom whenever its content mutates.
# Gradio's gr.Chatbot doesn't reliably auto-scroll during streaming updates
# (especially with many small token yields); a MutationObserver makes the
# behavior reliable across versions.
_CHATBOT_AUTOSCROLL_JS = """
() => {
// Chatbot auto-scroll on streaming updates.
const tryAttach = () => {
const containers = document.querySelectorAll('.er-chat .wrap, .er-chat .bubble-wrap, .er-chat > div, .er-chat');
let target = null;
for (const c of containers) {
if (c && c.scrollHeight > c.clientHeight) { target = c; break; }
}
if (!target) {
const chat = document.querySelector('.er-chat');
if (chat) {
target = chat.querySelector('[role="log"]') || chat;
}
}
if (!target) { setTimeout(tryAttach, 400); return; }
const scroll = () => { target.scrollTop = target.scrollHeight; };
const obs = new MutationObserver(() => { requestAnimationFrame(scroll); });
obs.observe(target, { childList: true, subtree: true, characterData: true });
scroll();
};
tryAttach();
// HF Spaces iframe-resizer fix.
// HF embeds Gradio in an iframe sized by iframe-resizer in `taggedElement`
// mode. iframe-resizer scans the DOM at page-load and gives up when it
// finds nothing tagged with `data-iframe-height` — but Gradio is a Svelte
// SPA, so our tagged element does not exist in the DOM yet at that moment.
// The result is the iframe staying at its tiny default height and clipping
// the top of our app (topbar / hero invisible).
//
// Fix: after each Gradio re-render, ask iframe-resizer to re-measure via
// its parentIFrame.size() API, and as a fallback dispatch a window resize
// event (which iframe-resizer also listens to).
const triggerIframeResize = () => {
try {
if (window.parentIFrame && typeof window.parentIFrame.size === 'function') {
window.parentIFrame.size();
}
window.dispatchEvent(new Event('resize'));
} catch (e) { /* noop — only relevant when embedded in HF Spaces */ }
};
// Trigger on initial mount, then watch for any DOM changes (e.g. new chat
// messages, accordion expand) and re-trigger so the iframe grows with us.
setTimeout(triggerIframeResize, 100);
setTimeout(triggerIframeResize, 600);
setTimeout(triggerIframeResize, 1500);
const resizeObs = new MutationObserver(() => {
requestAnimationFrame(triggerIframeResize);
});
resizeObs.observe(document.body, { childList: true, subtree: true });
}
"""
with gr.Blocks(theme=theme, title="EmpathRAG Studio", css=APP_CSS, js=_CHATBOT_AUTOSCROLL_JS) as demo:
initial_state = new_session_state()
session_state = gr.State(value=initial_state)
# ---- Top bar (sticky) ----
with gr.Row(elem_classes=["er-topbar"]):
gr.HTML(
"""
<div class="er-brand">
<span class="er-brand-dot"></span>
EmpathRAG
<span class="er-brand-meta">Studio</span>
</div>
"""
)
audience_mode_box = gr.Radio(
choices=[("Student", "student"), ("Helping a friend", "helping_friend")],
value="student",
show_label=False,
container=False,
elem_classes=["er-mode-wrap"],
)
export_pdf_btn = gr.Button("⬇ PDF (for counselor)", elem_classes=["er-export-btn"])
export_md_btn = gr.Button("⬇ Markdown", elem_classes=["er-export-btn"])
reset_btn = gr.Button("↺ New conversation", elem_classes=["er-reset-btn"])
# File component for the generated support plan; appears after Save click.
support_plan_file = gr.File(
label="Your support plan",
visible=False,
interactive=False,
elem_classes=["er-support-plan-file"],
)
# ---- Mode bar: ablation toggle for the demo ----
with gr.Row(elem_classes=["er-modebar"]):
gr.HTML(
'<div class="er-modebar-label">'
'<span class="er-modebar-title">Generation</span>'
'<span class="er-modebar-help">Flip to compare. Diagnostics tracks which provider answered.</span>'
'</div>'
)
rephraser_mode_box = gr.Radio(
choices=[
("Deterministic templates", "deterministic"),
("LLM-rephrased (Groq)", "llm"),
],
value="llm" if os.getenv("EMPATHRAG_REPHRASER_ENABLED", "0") != "0" else "deterministic",
show_label=False,
container=False,
elem_classes=["er-mode-wrap", "er-rephrase-toggle"],
)
# ---- Studio: strict CSS grid (chat 1fr · context 360px) ----
with gr.Row(elem_classes=["er-studio"], equal_height=True):
with gr.Column(elem_classes=["er-chat-col"]):
hero_block = gr.HTML(
"""
<div class="er-hero">
<h1>How are you doing today?</h1>
<p>I listen first. About academic stress, mental health, advisor pressure, F-1 / visa worry, or anything weighing on you. When you're ready, I'll point you toward specific UMD resources. Not before.</p>
<div class="er-hero-meta">Conversations are not logged · Not therapy or emergency care</div>
</div>
""",
visible=True,
)
chatbot = gr.Chatbot(
elem_classes=["er-chat"],
show_label=False,
bubble_full_width=False,
avatar_images=None,
show_share_button=False,
show_copy_button=True,
sanitize_html=False,
# Pixel height — Gradio's native sizing parameter. The chatbot
# scrolls internally past this height. Composer/dock flow
# naturally below in the document.
height=520,
)
# ---- Bottom dock: divider · chips · input ----
with gr.Column(elem_classes=["er-dock"]):
gr.HTML("<div class='er-dock-divider'></div>")
with gr.Row(elem_classes=["er-chips"], visible=True) as chip_row:
chip_counseling = gr.Button("Thinking about counseling", elem_classes=["er-chip-btn"])
chip_ads = gr.Button("ADS accommodations", elem_classes=["er-chip-btn"])
chip_advisor = gr.Button("Advisor conflict", elem_classes=["er-chip-btn"])
chip_intl = gr.Button("F-1 visa & academic worry", elem_classes=["er-chip-btn"])
chip_grounding = gr.Button("Pre-exam grounding", elem_classes=["er-chip-btn"])
with gr.Group(elem_classes=["er-composer-wrap"]):
msg_box = gr.Textbox(
placeholder="Tell me what's on your mind...",
show_label=False,
container=False,
lines=1,
max_lines=4,
autofocus=True,
)
send_btn = gr.Button("→", elem_classes=["er-send-btn"], variant="primary")
# Voice input is provisional — typers don't see it; clickers
# toggle it open. Default hidden so the composer stays clean.
voice_toggle_btn = gr.Button(
"🎤 Use voice instead",
elem_classes=["er-voice-toggle"],
)
with gr.Row(elem_classes=["er-voice-row"], visible=False) as voice_row:
voice_input = gr.Audio(
sources=["microphone"],
type="filepath",
show_label=False,
container=False,
elem_classes=["er-mic"],
format="wav",
)
voice_status = gr.HTML(
"<div class='er-voice-status'>Tap the mic, record, then stop. Transcript lands in the composer.</div>",
elem_classes=["er-voice-status-wrap"],
)
gr.HTML(
"<div class='er-footnote'>If you are in immediate danger, call or text 988.</div>"
)
with gr.Column(elem_classes=["er-context-col"]):
context_block = gr.HTML(value=format_live_context(None, 0))
with gr.Accordion(
"Diagnostics · NLP signals",
open=False,
elem_classes=["er-diag-acc"],
):
diag_block = gr.HTML(value=format_studio_diagnostics(None))
# iframe-resizer height anchor for HF Spaces deployment.
# HF Spaces uses iframe-resizer in `taggedElement` mode to auto-size the
# iframe to the Gradio app's content height. Without an element marked with
# `data-iframe-height`, the iframe falls back to a default short height
# and clips the top of the page (topbar, hero, etc.). This sentinel div
# at the very end of the layout tells iframe-resizer how tall to grow.
gr.HTML('<div data-iframe-height style="height:1px;width:1px;"></div>')
# Hidden state surfaces (kept to preserve respond() output contract)
session_id_box = gr.Textbox(value=initial_state["session_id"], visible=False)
# ---- Wiring ----
# Only the hero (welcome state) is hidden after the first message.
# Chips remain available throughout the conversation as quick prompts.
submit_outputs = [
chatbot,
context_block,
diag_block,
session_id_box,
session_state,
hero_block,
]
def respond_with_chrome(message, chat_history, session_state, audience_mode, rephrase_mode):
hide_hero = bool(message and message.strip())
hero_chrome = (gr.update(visible=not hide_hero),)
for tup in respond(message, chat_history, session_state, audience_mode, rephrase_mode):
yield tup + hero_chrome
# gr.update(value="") explicitly preserves the placeholder attribute on
# the underlying textarea, which a bare lambda: "" can lose between turns.
def _clear_input():
return gr.update(value="", placeholder="Tell me what's on your mind...")
msg_box.submit(
respond_with_chrome,
inputs=[msg_box, chatbot, session_state, audience_mode_box, rephraser_mode_box],
outputs=submit_outputs,
).then(_clear_input, outputs=msg_box)
send_btn.click(
respond_with_chrome,
inputs=[msg_box, chatbot, session_state, audience_mode_box, rephraser_mode_box],
outputs=submit_outputs,
).then(_clear_input, outputs=msg_box)
def reset_with_chrome(prev_session_state):
base = reset_session_handler(prev_session_state)
return base + (gr.update(visible=True),)
reset_btn.click(reset_with_chrome, inputs=[session_state], outputs=submit_outputs)
export_pdf_btn.click(export_support_plan_pdf, inputs=[session_state], outputs=[support_plan_file])
export_md_btn.click(export_support_plan_md, inputs=[session_state], outputs=[support_plan_file])
# Voice input is provisional. Toggle reveals/hides the recorder row.
voice_toggle_state = gr.State(value=False)
def toggle_voice(currently_visible: bool):
new_visible = not currently_visible
return (
gr.update(visible=new_visible),
gr.update(value="🎤 Hide voice input" if new_visible else "🎤 Use voice instead"),
new_visible,
)
voice_toggle_btn.click(
toggle_voice,
inputs=[voice_toggle_state],
outputs=[voice_row, voice_toggle_btn, voice_toggle_state],
)
# When the user finishes recording, auto-transcribe and drop the text into
# the composer (not auto-sent — user reviews).
voice_input.stop_recording(
transcribe_voice,
inputs=[voice_input, msg_box],
outputs=[msg_box, voice_status],
)
chip_counseling.click(
lambda: set_prompt("I think I need counseling at UMD, but I don't know how to start."),
outputs=msg_box,
)
chip_ads.click(
lambda: set_prompt("I need disability accommodations for an upcoming exam at UMD."),
outputs=msg_box,
)
chip_advisor.click(
lambda: set_prompt("My advisor keeps dismissing my concerns and I need someone neutral to talk to."),
outputs=msg_box,
)
chip_grounding.click(
lambda: set_prompt("I am panicking before my exam. Can you help me with a grounding exercise?"),
outputs=msg_box,
)
chip_intl.click(
lambda: set_prompt(
"I'm an F-1 student and I think I'm going to fail my final tomorrow. "
"I'm scared about what this means for my visa status."
),
outputs=msg_box,
)
if __name__ == "__main__":
os.makedirs("eval", exist_ok=True)
# Print provider availability so it's obvious whether GROQ_API_KEY /
# ANTHROPIC_API_KEY actually loaded.
try:
from pipeline.rephraser import ResponseRephraser as _RR
_r = _RR()
print("[rephraser] provider availability:")
for _p in _r.providers:
print(f" - {_p.name}: {'available' if _p.available() else 'unavailable'}")
except Exception as _e:
print(f"[rephraser] probe failed: {_e}")
demo.launch(share=SHARE_DEMO)
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