config

type AIConfig struct {
	Enabled   bool
	APIKey    string
	Model     string // claude-3-sonnet, claude-3-opus, etc.
	MaxTokens int
}

type AuthConfig struct {
	JWTSecret            string
	JWTExpiry            time.Duration
	RefreshExpiry        time.Duration
	BCryptCost           int
	SessionCookieKey     string
	EnableLocal          bool   // Enable email/password auth
	EnableOAuth          bool   // Enable OAuth providers
	AllowNewsletterOAuth bool   // Allow OAuth subscribe for newsletter
	BootstrapToken       string // Optional token required to call /api/bootstrap
	SecureCookies        bool   // Set Secure flag on cookies (requires HTTPS)
}

type Config struct {
	// Server settings
	Server ServerConfig

	// Database settings
	Database DatabaseConfig

	// Authentication settings
	Auth AuthConfig

	// OAuth providers
	OAuth OAuthConfig

	// Email settings
	Email EmailConfig

	// AI settings (Claude)
	AI AIConfig

	// Storage settings
	Storage StorageConfig

	// Rate limiting settings
	RateLimit RateLimitConfig

	// OpenTelemetry settings
	Telemetry TelemetryConfig

	// Forum settings
	Forum ForumConfig

	// Docs config (loaded from docs/config.yaml)
	Docs *DocsConfig
}

type DatabaseConfig struct {
	Driver          string // "postgres" or "sqlite"
	URL             string // Connection URL
	MaxOpenConns    int
	MaxIdleConns    int
	ConnMaxLifetime time.Duration
	MigrationsPath  string
}

type DocsConfig struct {
	Title   string `yaml:"title"`
	BaseURL string `yaml:"base_url"`
	SiteID  string `yaml:"site_id"`
}

type EmailConfig struct {
	Provider    string // smtp, mock (ses/sendgrid: add when needed)
	SMTPHost    string
	SMTPPort    int
	SMTPUser    string
	SMTPPass    string
	FromAddress string
	FromName    string
	BaseURL     string // Base URL for verification links (e.g., https://api.example.com)
}

type ForumConfig struct {
	Enabled           bool          // Enable forum feature
	AllowAnonymous    bool          // Allow viewing without auth
	RequireAuth       bool          // Require auth to post
	MaxTopicsPerDay   int           // Rate limit for topic creation
	MaxPostsPerDay    int           // Rate limit for post creation
	EditWindow        time.Duration // Time window for editing posts
	ModerationMode    string        // none, first_post, all
	EmailEnabled      bool          // Enable email notifications
	EmailDigest       string        // daily, weekly, none
	EmailOnReply      bool          // Send email on reply
	EmailOnMention    bool          // Send email on @mention
	ReputationEnabled bool          // Enable reputation system
	RepTopicCreate    int           // Points for creating topic
	RepPostCreate     int           // Points for posting reply
	RepLikeReceived   int           // Points when liked
	RepSolutionMarked int           // Points for accepted solution
}

type OAuthConfig struct {
	Providers []OAuthProvider
}

type OAuthProvider struct {
	Name         string // cognito, auth0, google, github, oidc
	ClientID     string
	ClientSecret string
	RedirectURL  string
	Scopes       []string

	// OIDC-specific (for generic OIDC or Cognito)
	Issuer      string // OIDC issuer URL
	AuthURL     string // Authorization endpoint (if not using discovery)
	TokenURL    string // Token endpoint (if not using discovery)
	UserInfoURL string // UserInfo endpoint (if not using discovery)
}

type RateLimitConfig struct {
	Enabled      bool          // Enable rate limiting
	LoginLimit   int           // Max login attempts per window
	LoginWindow  time.Duration // Login rate limit window
	APILimit     int           // Max API requests per window
	APIWindow    time.Duration // API rate limit window
	SubmitLimit  int           // Max submissions per window (comments, feedback, newsletter)
	SubmitWindow time.Duration // Submit rate limit window
}

type ServerConfig struct {
	Host           string
	Port           int // Public API port (tracking, feedback, newsletter)
	AdminPort      int // Admin UI and management API port
	ReadTimeout    time.Duration
	WriteTimeout   time.Duration
	AdminPath      string // Path prefix for admin UI (default: /admin)
	APIPath        string // Path prefix for API (default: /api)
	CORSOrigins    []string
	DocsDir        string // Directory containing static docs (default: public)
	DocsConfigPath string // Path to docs config.yaml (default: docs/config.yaml)
	Environment    string // "production" or "development" (default: development)
}

type StorageConfig struct {
	Provider     string   // local or s3
	LocalPath    string   // Local filesystem path for uploads
	S3Bucket     string   // S3 bucket name
	S3Region     string   // S3 region
	S3AccessKey  string   // S3 access key
	S3SecretKey  string   // S3 secret key
	S3Endpoint   string   // Custom S3 endpoint (for MinIO, R2)
	S3PublicURL  string   // Public URL prefix for S3 objects
	MaxFileSize  int64    // Max upload size in bytes
	AllowedTypes []string // Allowed MIME types
}

type TelemetryConfig struct {
	Enabled     bool   // Enable OpenTelemetry tracing
	Endpoint    string // OTLP HTTP endpoint (e.g. "localhost:4318")
	ServiceName string // Service name for traces (default: minimaldoc-server)
}