---
services:
  db:
    image: pgvector/pgvector:pg16
    restart: unless-stopped
    env_file:
      - ./.env
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-postgres}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?missing-postgres-password}
      POSTGRES_DB: ${POSTGRES_DB:-bankdocs}
    volumes:
      - pgdata:/var/lib/postgresql/data
    ports:               # ← local only!
      - "5433:5432"      # Map to 5433 to avoid conflict with local Postgres if any
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 10s
      timeout: 5s
      retries: 5

  redis:
    image: redis:7-alpine
    restart: unless-stopped
    volumes:
      - redisdata:/data
    ports:
      - "6379:6379"      # optional, for local redis-cli testing
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 3s
      retries: 5
    env_file:
      - ./.env

  minio:
    image: minio/minio:latest
    restart: unless-stopped
    command: server /data --console-address ":9001"
    env_file:
      - ./.env
    environment:
      MINIO_ROOT_USER: ${MINIO_ROOT_USER:-minioadmin}
      MINIO_ROOT_PASSWORD: ${MINIO_ROOT_PASSWORD:?missing-minio-password}
    volumes:
      - miniodata:/data
    ports:
      - "9000:9000"      # MinIO API
      - "9001:9001"      # MinIO Console
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
      interval: 30s
      timeout: 20s
      retries: 3

  db-init:
    build:
      context: ./api
      dockerfile: Dockerfile
    environment:
      DATABASE_URL: "postgresql://postgres:${POSTGRES_PASSWORD}@db:5432/bankdocs?sslmode=disable"
    command: >
      bash -c "
        echo 'Running DB init...'
        until PGPASSWORD=$$POSTGRES_PASSWORD psql -h db -U postgres -d postgres -w -c 'SELECT 1'; do
          echo 'Waiting for PostgreSQL...'; sleep 2
        done &&
        bundle exec rails db:create --trace || true &&
        bundle exec rails db:migrate --trace &&
        echo 'Waiting for vector type registration...' &&
        sleep 5 &&
        echo 'Creating vector column with dimensions...' &&
        PGPASSWORD=$$POSTGRES_PASSWORD psql -h db -U postgres -d bankdocs -w -c \"ALTER TABLE document_chunks ALTER COLUMN embedding TYPE vector(1536);\" &&
        echo 'Attempting vector index creation...' &&
        bundle exec rails runner '
          begin
            sql = <<-SQL.squish
              CREATE INDEX CONCURRENTLY IF NOT EXISTS idx_ivfflat_embedding_cosine
              ON document_chunks USING ivfflat (embedding vector_cosine_ops)
              WITH (lists = 100)
            SQL
            ActiveRecord::Base.connection.execute(sql)
            puts \"Vector index created or already exists\"
          rescue PG::Error => e
            puts \"Vector index skipped: \#{e.message}\"
          end
        ' &&
        echo 'DB init completed successfully'
      "
    env_file:
      - ./.env
    depends_on:
      db:
        condition: service_healthy
    restart: "no"

  api:
    build:
      context: ./api
      dockerfile: Dockerfile
    restart: unless-stopped
    command: bash -c "rm -f tmp/pids/server.pid && bundle exec rails s -p 3000 -b '0.0.0.0'"
    env_file:
      - ./.env
    environment:
      RAILS_ENV: ${RAILS_ENV:-development}
      RAILS_SERVE_STATIC_FILES: "true"
      RAILS_LOG_TO_STDOUT: "true"
      DATABASE_URL: postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB}
      REDIS_URL: redis://redis:6379/0
      AWS_ACCESS_KEY_ID: ${MINIO_ROOT_USER}
      AWS_SECRET_ACCESS_KEY: ${MINIO_ROOT_PASSWORD}
      AWS_REGION: us-east-1
      AWS_ENDPOINT_URL: http://minio:9000
      AWS_S3_FORCE_PATH_STYLE: "true"
      MINIO_ENDPOINT: http://minio:9000
      # Add SECRET_KEY_BASE, other keys from .env
    depends_on:
      db:
        condition: service_healthy
      redis:
        condition: service_healthy
      minio:
        condition: service_healthy
      db-init:  # ← Key: wait for init to finish
        condition: service_completed_successfully
    volumes:
      - ./api:/app  # ← mount for live code reload in dev (optional but super useful)
    ports:
      - "3000:3000"  # ← your app at http://localhost:3000

  # If web/ is separate frontend (optional – comment out if Rails serves assets)
  web:
    build:
      context: ./web
      dockerfile: Dockerfile
    restart: unless-stopped
    command: npx next dev   # or preview/build/serve – adjust based on your package.json
    volumes:
      - ./web:/app
    ports:
      - "3001:3000"   # common for Vite; adjust if different
    depends_on:
      - api

volumes:
  pgdata:
  redisdata:
  miniodata: