# 服务器配置
# 环境变量: APP_SERVER_HOST, APP_SERVER_PORT, APP_SERVER_MODE
server:
  host: 0.0.0.0
  port: 8080
  mode: debug

# 数据库配置
# 环境变量:
#   SQLite: APP_DATABASE_SQLITE_PATH
#   Postgres: APP_DATABASE_POSTGRES_HOST, APP_DATABASE_POSTGRES_PORT, APP_DATABASE_POSTGRES_USER,
#             APP_DATABASE_POSTGRES_PASSWORD, APP_DATABASE_POSTGRES_DBNAME
database:
  type: sqlite  # sqlite 或 postgres
  sqlite:
    path: ./data/carrot_bbs.db
  postgres:
    host: localhost
    port: 5432
    user: postgres
    password: postgres
    dbname: carrot_bbs
    sslmode: disable
  max_idle_conns: 10
  max_open_conns: 100
  log_level: warn
  slow_threshold_ms: 200
  ignore_record_not_found: true
  parameterized_queries: true

# Redis配置
# 环境变量:
#   类型: APP_REDIS_TYPE (miniredis/redis)
#   Redis: APP_REDIS_REDIS_HOST, APP_REDIS_REDIS_PORT, APP_REDIS_REDIS_PASSWORD, APP_REDIS_REDIS_DB
#   Miniredis: APP_REDIS_MINIREDIS_HOST, APP_REDIS_MINIREDIS_PORT
redis:
  type: miniredis  # miniredis 或 redis
  redis:
    host: localhost
    port: 6379
    password: ""
    db: 0
  miniredis:
    host: localhost
    port: 6379
  pool_size: 10

# 缓存配置
# 环境变量:
#   APP_CACHE_ENABLED, APP_CACHE_KEY_PREFIX, APP_CACHE_DEFAULT_TTL, APP_CACHE_NULL_TTL
#   APP_CACHE_JITTER_RATIO, APP_CACHE_DISABLE_FLUSHDB
#   APP_CACHE_MODULES_POST_LIST_TTL, APP_CACHE_MODULES_CONVERSATION_TTL
#   APP_CACHE_MODULES_UNREAD_COUNT_TTL, APP_CACHE_MODULES_GROUP_MEMBERS_TTL
cache:
  enabled: true
  key_prefix: ""
  default_ttl: 30
  null_ttl: 5
  jitter_ratio: 0.1
  disable_flushdb: true
  modules:
    post_list_ttl: 30
    conversation_ttl: 60
    unread_count_ttl: 30
    group_members_ttl: 120

# S3对象存储配置
# 环境变量: APP_S3_ENDPOINT, APP_S3_ACCESS_KEY, APP_S3_SECRET_KEY, APP_S3_BUCKET, APP_S3_DOMAIN
s3:
  endpoint: ""
  access_key: ""
  secret_key: ""
  bucket: ""
  use_ssl: true
  region: us-east-1
  domain: ""
# JWT配置
# 环境变量: APP_JWT_SECRET
jwt:
  secret: your-jwt-secret-key-change-in-production
  access_token_expire: 86400      # 24 hours in seconds
  refresh_token_expire: 604800    # 7 days in seconds

log:
  level: info
  encoding: json
  output_paths:
    - stdout
    - ./logs/app.log

rate_limit:
  enabled: true
  requests_per_minute: 60

upload:
  max_file_size: 10485760  # 10MB
  allowed_types:
    - image/jpeg
    - image/png
    - image/gif
    - image/webp

# 敏感词过滤配置
sensitive:
  enabled: true
  replace_str: "***"
  min_match_len: 1
  load_from_db: true
  load_from_redis: false
  redis_key_prefix: "sensitive_words"

# 内容审核服务配置
audit:
  enabled: false  # 暂时关闭第三方审核
  # 审核服务提供商: local, aliyun, tencent, baidu
  provider: "local"
  auto_audit: true
  timeout: 30
  # 阿里云配置
  aliyun_access_key: ""
  aliyun_secret_key: ""
  aliyun_region: "cn-shanghai"
  # 腾讯云配置
  tencent_secret_id: ""
  tencent_secret_key: ""
  # 百度云配置
  baidu_api_key: ""
  baidu_secret_key: ""

# Gorse推荐系统配置
# 环境变量: APP_GORSE_ADDRESS, APP_GORSE_API_KEY, APP_GORSE_DASHBOARD, APP_GORSE_IMPORT_PASSWORD
gorse:
  enabled: false
  address: ""                            # Gorse server地址
  api_key: ""                            # API密钥
  dashboard: ""                          # Gorse dashboard地址
  import_password: ""                    # 导入数据密码
  embedding_api_key: ""
  embedding_url: "https://api.littlelan.cn/v1/embeddings"
  embedding_model: "BAAI/bge-m3"

# OpenAI兼容接口配置（用于帖子审核，支持图文）
# 环境变量：
#   APP_OPENAI_ENABLED, APP_OPENAI_BASE_URL, APP_OPENAI_API_KEY
#   APP_OPENAI_MODERATION_MODEL, APP_OPENAI_MODERATION_MAX_IMAGES_PER_REQUEST
#   APP_OPENAI_REQUEST_TIMEOUT, APP_OPENAI_STRICT_MODERATION
openai:
  enabled: true
  base_url: "https://api.littlelan.cn/"
  api_key: ""
  moderation_model: "qwen3.5-122b"
  moderation_max_images_per_request: 1
  request_timeout: 30
  strict_moderation: false

# SMTP发信配置（gomail.v2）
# 环境变量：
#   APP_EMAIL_ENABLED, APP_EMAIL_HOST, APP_EMAIL_PORT
#   APP_EMAIL_USERNAME, APP_EMAIL_PASSWORD
#   APP_EMAIL_FROM_ADDRESS, APP_EMAIL_FROM_NAME
#   APP_EMAIL_USE_TLS, APP_EMAIL_INSECURE_SKIP_VERIFY, APP_EMAIL_TIMEOUT
email:
  enabled: false
  host: ""
  port: 587
  username: ""
  password: ""
  from_address: ""
  from_name: "Carrot BBS"
  use_tls: true
  insecure_skip_verify: false
  timeout: 15