# ============================================================
# Deep-Dive Video Note Taker - Environment Configuration
# ============================================================
# Copy this file to .env and fill in your values

# --- LLM Provider ---
# Options: openai | huggingface
LLM_PROVIDER=openai

# OpenAI API Key (required if LLM_PROVIDER=openai)
OPENAI_API_KEY=your_openai_api_key_here
OPENAI_MODEL=gpt-3.5-turbo

# HuggingFace (optional, for local models)
HUGGINGFACE_API_KEY=your_huggingface_api_key_here
HF_SUMMARIZATION_MODEL=facebook/bart-large-cnn

# --- Whisper ASR ---
# Options: tiny | base | small | medium | large
WHISPER_MODEL=base
WHISPER_DEVICE=cpu   # cpu or cuda

# --- Text Processing ---
MAX_CHUNK_SIZE=1000
CHUNK_OVERLAP=200

# --- FAISS Vector DB ---
EMBEDDING_MODEL=all-MiniLM-L6-v2
FAISS_INDEX_PATH=data/embeddings/faiss.index

# --- Application ---
APP_HOST=0.0.0.0
APP_PORT=7860
DEBUG=True

# --- File Storage ---
UPLOAD_DIR=data/videos
AUDIO_DIR=data/audio
TRANSCRIPT_DIR=data/transcripts
SUMMARY_DIR=data/summaries
OUTPUT_DIR=outputs
MAX_FILE_SIZE_MB=500