version: "3.9"

services:

  app:
    build: .
    ports:
      - "5000:5000"
    environment:
      - OSRM_BASE=http://osrm:5000
      - REDIS_URL=redis://redis:6379
      - MAX_STOPS=20
      - SOLVER_TIME_LIMIT_SECONDS=5
    depends_on:
      - redis
      - osrm
    restart: unless-stopped

  redis:
    image: redis:7-alpine
    ports:
      - "6379:6379"
    restart: unless-stopped

  osrm:
    image: osrm/osrm-backend:latest
    ports:
      - "5001:5000"
    volumes:
      - ./osrm-data:/data
    command: osrm-routed --algorithm mld /data/india-latest.osrm
    restart: unless-stopped

# ── OSRM data prep (run once before docker-compose up) ──────────────────
# 1. Download:
#    wget -P osrm-data https://download.geofabrik.de/asia/india-latest.osm.pbf
#
# 2. Extract:
#    docker run -t -v $(pwd)/osrm-data:/data osrm/osrm-backend \
#      osrm-extract -p /opt/car.lua /data/india-latest.osm.pbf
#
# 3. Partition:
#    docker run -t -v $(pwd)/osrm-data:/data osrm/osrm-backend \
#      osrm-partition /data/india-latest.osrm
#
# 4. Customize:
#    docker run -t -v $(pwd)/osrm-data:/data osrm/osrm-backend \
#      osrm-customize /data/india-latest.osrm
#
# 5. docker-compose up