# 文件快传 Go 版部署编排（v2，需求 ⑧）：
#   docker compose up -d --build                  # 默认：SQLite 零依赖（仅 server 容器）
#   docker compose --profile postgres up -d --build   # 可选：Postgres 模式（自动注入 FCB_DB_DSN）
#   docker compose --profile redis up -d          # 可选：Redis 缓存增强
#   docker compose --profile minio up -d          # 可选：S3 引擎冒烟（FCB_STORAGE_ENGINE=s3）
#   docker compose --profile webdav up -d         # 可选：WebDAV 引擎冒烟（FCB_STORAGE_ENGINE=webdav）
#
# 数据库默认 SQLite（modernc.org/sqlite 纯 Go 驱动，数据落 serverdata 卷 /app/data/fileshare.db）；
# postgres 为可选 profile 服务，启用时 server 经 FCB_DB_DRIVER/FCB_DB_DSN 自动接入；
# Redis 同为可选，未配置时服务端内存降级。
name: fileshare

services:
  postgres:
    image: postgres:16-alpine
    restart: unless-stopped
    # 可选服务（需求 ⑧）：默认 SQLite 模式不会启动 postgres；
    # 需要时 docker compose --profile postgres up -d --build
    profiles: ["postgres"]
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-fileshare}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-fileshare}
      POSTGRES_DB: ${POSTGRES_DB:-fileshare}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-fileshare}"]
      interval: 5s
      timeout: 3s
      retries: 20

  server:
    build:
      context: ..
      dockerfile: deploy/Dockerfile
    restart: unless-stopped
    depends_on:
      # postgres 为可选 profile 服务：--profile postgres 启用时等它健康，
      # 默认 SQLite 模式不启用该 profile，不阻塞启动
      postgres:
        condition: service_healthy
        required: false
      # redis 为可选 profile 服务：启用时等它健康，未启用不阻塞启动
      redis:
        condition: service_healthy
        required: false
    healthcheck:
      test: ["CMD", "curl", "-sf", "http://127.0.0.1:8466/api/v1/health"]
      interval: 5s
      timeout: 3s
      retries: 30
      start_period: 5s
    environment:
      # 需求 ⑧：数据库驱动 sqlite（默认，零依赖）| postgres（需 --profile postgres）
      # 默认 SQLite：DSN 留空 → 数据库文件落 /app/data/fileshare.db（serverdata 卷）
      # postgres 模式：在 .env 设 FCB_DB_DRIVER=postgres 与 FCB_DB_DSN（模板见 deploy/.env.example）
      FCB_DB_DRIVER: ${FCB_DB_DRIVER:-sqlite}
      FCB_DB_DSN: ${FCB_DB_DSN:-}
      FCB_LISTEN: ":8466"
      FCB_STORAGE_ENGINE: ${FCB_STORAGE_ENGINE:-local}
      # Redis 可选增强：.env 设 FCB_REDIS_ADDR=redis:6379 且 --profile redis 启用时接入；
      # 默认留空=内存缓存（需求 ⑧）
      FCB_REDIS_ADDR: ${FCB_REDIS_ADDR:-}
      FCB_REDIS_DB: ${FCB_REDIS_DB:-0}
      FCB_TRUSTED_PROXIES: ${FCB_TRUSTED_PROXIES:-}
      # 本地引擎根目录（容器内）
      FCB_LOCAL_STORAGE_PATH: /app/data
      # S3 引擎（MinIO profile）
      FCB_S3_ENDPOINT_URL: ${FCB_S3_ENDPOINT_URL:-}
      FCB_S3_BUCKET_NAME: ${FCB_S3_BUCKET_NAME:-fileshare}
      FCB_S3_ACCESS_KEY_ID: ${FCB_S3_ACCESS_KEY_ID:-minioadmin}
      FCB_S3_SECRET_ACCESS_KEY: ${FCB_S3_SECRET_ACCESS_KEY:-minioadmin}
      FCB_S3_REGION_NAME: ${FCB_S3_REGION_NAME:-us-east-1}
      # WebDAV 引擎（dufs profile）
      FCB_WEBDAV_URL: ${FCB_WEBDAV_URL:-}
      FCB_WEBDAV_USERNAME: ${FCB_WEBDAV_USERNAME:-admin}
      FCB_WEBDAV_PASSWORD: ${FCB_WEBDAV_PASSWORD:-admin123}
      FCB_WEBDAV_ROOT_PATH: ${FCB_WEBDAV_ROOT_PATH:-filebox_storage}
    ports:
      - "${WEB_PORT:-8466}:8466"
    volumes:
      - serverdata:/app/data

  redis:
    image: redis:7-alpine
    restart: unless-stopped
    profiles: ["redis"]
    volumes:
      - redisdata:/data
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 20

  minio:
    image: minio/minio:latest
    restart: unless-stopped
    profiles: ["minio"]
    command: server /data --console-address ":9001"
    environment:
      MINIO_ROOT_USER: ${FCB_S3_ACCESS_KEY_ID:-minioadmin}
      MINIO_ROOT_PASSWORD: ${FCB_S3_SECRET_ACCESS_KEY:-minioadmin}
    ports:
      - "${MINIO_API_PORT:-9000}:9000"
      - "${MINIO_CONSOLE_PORT:-9001}:9001"
    volumes:
      - miniodata:/data
    healthcheck:
      test: ["CMD", "mc", "ready", "local"]
      interval: 5s
      timeout: 3s
      retries: 20

  # MinIO 建桶初始化（mc；一次性任务）
  minio-init:
    image: minio/mc:latest
    profiles: ["minio"]
    depends_on:
      minio:
        condition: service_healthy
    entrypoint: >
      /bin/sh -c "
      mc alias set local http://minio:9000 ${FCB_S3_ACCESS_KEY_ID:-minioadmin} ${FCB_S3_SECRET_ACCESS_KEY:-minioadmin} &&
      mc mb --ignore-existing local/${FCB_S3_BUCKET_NAME:-fileshare} &&
      echo 'MinIO 桶已就绪'"

  # WebDAV 冒烟服务器（dufs，简单读写 + Basic 认证）
  webdav:
    image: sigoden/dufs:latest
    restart: unless-stopped
    profiles: ["webdav"]
    command: /data -A -a admin:admin123@/:rw
    ports:
      - "${WEBDAV_PORT:-5005}:5000"
    volumes:
      - webdavdata:/data

volumes:
  pgdata:
  redisdata:
  miniodata:
  webdavdata:
  serverdata: