models

type AIModel struct {
	ID              int       `json:"id" db:"id"`
	PostKey         string    `json:"post_key" db:"post_key"`                   // Key used in frontend forms (e.g. "gemma3_12b")
	OllamaModelName string    `json:"ollama_model_name" db:"ollama_model_name"` // Real Ollama model name (e.g. "gemma3:12b")
	DisplayName     string    `json:"display_name" db:"display_name"`           // User-friendly name (e.g. "Gemma 3 12B")
	Description     string    `json:"description" db:"description"`             // Short description for users
	IsActive        bool      `json:"is_active" db:"is_active"`                 // Admin can enable/disable
	IsDefault       bool      `json:"is_default" db:"is_default"`               // Default selection for new chats
	SortOrder       int       `json:"sort_order" db:"sort_order"`               // Display order in UI
	CreatedAt       time.Time `json:"created_at" db:"created_at"`
	UpdatedAt       time.Time `json:"updated_at" db:"updated_at"`
}

type APIToken struct {
	ID         int       `json:"id" db:"id"`
	APIToken   string    `json:"apitoken" db:"apitoken"`   // Unique token string
	OwnerName  string    `json:"ownername" db:"ownername"` // Name of the owner (system or user)
	OwnerID    int       `json:"ownerid" db:"ownerid"`     // 0 for system tokens, >0 for user IDs
	CreatedAt  time.Time `json:"created_at" db:"created_at"`
	LastUsedAt time.Time `json:"last_used_at" db:"last_used_at"`
	ExpiresAt  time.Time `json:"expires_at" db:"expires_at"`
	IsEnabled  bool      `json:"is_enabled" db:"is_enabled"`   // Administrative control
	UsageCount int       `json:"usage_count" db:"usage_count"` // Number of times used
}

type ActiveNewsgroup struct {
	GroupID      int       `db:"group_id" json:"group_id"`
	GroupName    string    `db:"group_name" json:"group_name"`
	Description  string    `db:"description" json:"description"`
	HighWater    int       `db:"high_water" json:"high_water"`
	LowWater     int       `db:"low_water" json:"low_water"`
	MessageCount int       `db:"message_count" json:"message_count"`
	Status       string    `db:"status" json:"status"`
	CreatedAt    time.Time `db:"created_at" json:"created_at"`
	UpdatedAt    time.Time `db:"updated_at" json:"updated_at"`
}

type Article struct {
	GetDataFunc func(what string, group string) string `json:"-" db:"-"`
	Mux         sync.RWMutex                           `json:"-" db:"-"`
	MessageID   string                                 `json:"message_id" db:"message_id"`
	Subject     string                                 `json:"subject" db:"subject"`
	FromHeader  string                                 `json:"from_header" db:"from_header"`
	DateSent    time.Time                              `json:"date_sent" db:"date_sent"`
	DateString  string                                 `json:"date_string" db:"date_string"`
	References  string                                 `json:"references" db:"references"`
	Bytes       int                                    `json:"bytes" db:"bytes"`
	Lines       int                                    `json:"lines" db:"lines"`
	ReplyCount  int                                    `json:"reply_count" db:"reply_count"`
	HeadersJSON string                                 `json:"headers_json" db:"headers_json"`
	BodyText    string                                 `json:"body_text" db:"body_text"`
	Path        string                                 `json:"path" db:"path"` // headers network path
	ImportedAt  time.Time                              `json:"imported_at" db:"imported_at"`
	Spam        int                                    `json:"spam" db:"spam"` // Simple spam counter
	Hide        int                                    `json:"hide" db:"hide"` // Simple hide counter
	Sanitized   bool                                   `json:"-" db:"-"`
	MsgIdItem   *history.MessageIdItem                 `json:"-" db:"-"` // Cached MessageIdItem for history lookups

	// Temporary fields for parsing - not stored in database
	Headers       map[string][]string `json:"-" db:"-"` // Raw headers during parsing
	ArticleNums   map[*string]int64   `json:"-" db:"-"` // key is newsgroup pointer, value is article number
	NNTPhead      []string            `json:"-" db:"-"` // used for peering
	NNTPbody      []string            `json:"-" db:"-"` // used for peering
	IsThrRoot     bool                `json:"-" db:"-"` // used in db_batch
	IsReply       bool                `json:"-" db:"-"` // used in db_batch
	RefSlice      []string            `json:"-" db:"-"` // Parsed references for threading
	NewsgroupsPtr []*string           `json:"-" db:"-"` // Parsed newsgroup for threading
	ProcessQueue  chan *string        `json:"-" db:"-"` // newsgroup ptr for batching
}

type CacheKey struct {
	MessageID string
	Field     string
}

type ForumThread struct {
	RootArticle  *Overview   `json:"thread_root"`   // The original post
	Replies      []*Overview `json:"replies"`       // All replies in flat list
	MessageCount int         `json:"message_count"` // Total messages in thread
	LastActivity time.Time   `json:"last_activity"` // Most recent activity
}

type Hierarchy struct {
	ID          int64     `json:"id" db:"id"`
	Name        string    `json:"name" db:"name"`
	Description string    `json:"description" db:"description"`
	GroupCount  int       `json:"group_count" db:"group_count"`
	LastUpdated time.Time `json:"last_updated" db:"last_updated"`
	CreatedAt   time.Time `json:"created_at" db:"created_at"`
}

type NNTPSession struct {
	ID           int       `json:"id" db:"id"`
	UserID       int       `json:"user_id" db:"user_id"`
	ConnectionID string    `json:"connection_id" db:"connection_id"`
	RemoteAddr   string    `json:"remote_addr" db:"remote_addr"`
	StartedAt    time.Time `json:"started_at" db:"started_at"`
	LastActivity time.Time `json:"last_activity" db:"last_activity"`
	IsActive     bool      `json:"is_active" db:"is_active"`
}

type NNTPUser struct {
	ID        int        `json:"id" db:"id"`
	Username  string     `json:"username" db:"username"`
	Password  string     `json:"password" db:"password"` // Plain text or hashed, depending on implementation
	MaxConns  int        `json:"maxconns" db:"maxconns"`
	Posting   bool       `json:"posting" db:"posting"`
	WebUserID int64      `json:"web_user_id" db:"web_user_id"` // Optional mapping to web user (0 = no mapping)
	CreatedAt time.Time  `json:"created_at" db:"created_at"`
	UpdatedAt time.Time  `json:"updated_at" db:"updated_at"`
	LastLogin *time.Time `json:"last_login" db:"last_login"`
	IsActive  bool       `json:"is_active" db:"is_active"`
}

type Newsgroup struct {
	ID           int64  `json:"id" db:"id"`
	Name         string `json:"name" db:"name"`
	Active       bool   `json:"active" db:"active"`
	Description  string `json:"description" db:"description"`
	LastArticle  int64  `json:"last_article" db:"last_article"`
	MessageCount int64  `json:"message_count" db:"message_count"`
	ExpiryDays   int    `json:"expiry_days" db:"expiry_days"`
	MaxArticles  int    `json:"max_articles" db:"max_articles"`
	MaxArtSize   int    `json:"max_art_size" db:"max_art_size"`
	Hierarchy    string `json:"hierarchy" db:"hierarchy"` // Extracted hierarchy for efficient queries
	// NNTP-specific fields
	HighWater int       `json:"high_water" db:"high_water"`
	LowWater  int       `json:"low_water" db:"low_water"`
	Status    string    `json:"status" db:"status"`
	CreatedAt time.Time `json:"created_at" db:"created_at"`
	UpdatedAt time.Time `json:"updated_at" db:"updated_at"`
}

type Overview struct {
	ArticleNum  int64             `json:"article_num" db:"article_num"`
	Subject     string            `json:"subject" db:"subject"`
	FromHeader  string            `json:"from_header" db:"from_header"`
	DateSent    time.Time         `json:"date_sent" db:"date_sent"`
	DateString  string            `json:"date_string" db:"date_string"`
	MessageID   string            `json:"message_id" db:"message_id"`
	References  string            `json:"references" db:"references"`
	Bytes       int               `json:"bytes" db:"bytes"`
	Lines       int               `json:"lines" db:"lines"`
	ReplyCount  int               `json:"reply_count" db:"reply_count"`
	Downloaded  int               `json:"downloaded" db:"downloaded"` // 0 = not downloaded, 1 = downloaded
	Spam        int               `json:"spam" db:"spam"`             // Spam flag counter
	Hide        int               `json:"hide" db:"hide"`             // Hide flag counter
	Sanitized   bool              `json:"-" db:"-"`
	ArticleNums map[*string]int64 `json:"-" db:"-"` // key is newsgroup pointer, value is article number
}

type PaginatedResponse struct {
	Data       interface{} `json:"data"`
	Page       int         `json:"page"`
	PageSize   int         `json:"page_size"`
	TotalCount int         `json:"total_count"`
	TotalPages int         `json:"total_pages"`
	HasNext    bool        `json:"has_next"`
	HasPrev    bool        `json:"has_prev"`
}

type PaginationInfo struct {
	CurrentPage int
	PageSize    int
	TotalCount  int
	TotalPages  int
	HasNext     bool
	HasPrev     bool
	NextPage    int
	PrevPage    int
}

type Provider struct {
	ID         int64  `json:"id" db:"id"`
	Enabled    bool   `json:"enabled" db:"enabled"`   // Whether this provider is enabled
	Priority   int    `json:"priority" db:"priority"` // Priority for load balancing
	Grp        string `json:"grp" db:"grp"`
	Name       string `json:"name" db:"name"`
	Host       string `json:"host" db:"host"`
	Port       int    `json:"port" db:"port"`
	SSL        bool   `json:"ssl" db:"ssl"`
	Username   string `json:"username" db:"username"`
	Password   string `json:"password" db:"password"`
	MaxConns   int    `json:"max_conns" db:"max_conns"`       // Maximum concurrent connections
	MaxArtSize int    `json:"max_art_size" db:"max_art_size"` // Maximum article size in bytes
	Posting    bool   `json:"posting" db:"posting"`           // Whether posting is enabled for this provider
	// Proxy configuration fields
	ProxyEnabled  bool      `json:"proxy_enabled" db:"proxy_enabled"`   // Whether to use proxy for this provider
	ProxyType     string    `json:"proxy_type" db:"proxy_type"`         // Proxy type: socks4, socks5
	ProxyHost     string    `json:"proxy_host" db:"proxy_host"`         // Proxy server hostname/IP
	ProxyPort     int       `json:"proxy_port" db:"proxy_port"`         // Proxy server port
	ProxyUsername string    `json:"proxy_username" db:"proxy_username"` // Proxy authentication username
	ProxyPassword string    `json:"proxy_password" db:"proxy_password"` // Proxy authentication password
	CreatedAt     time.Time `json:"created_at" db:"created_at"`
}

type Section struct {
	ID               int       `json:"id" db:"id"`
	Name             string    `json:"name" db:"name"`
	DisplayName      string    `json:"display_name" db:"display_name"`
	Description      string    `json:"description" db:"description"`
	ShowInHeader     bool      `json:"show_in_header" db:"show_in_header"`
	EnableLocalSpool bool      `json:"enable_local_spool" db:"enable_local_spool"`
	SortOrder        int       `json:"sort_order" db:"sort_order"`
	CreatedAt        time.Time `json:"created_at" db:"created_at"`
	GroupCount       int       `json:"group_count" db:"group_count"` // Number of newsgroups assigned to this section
}

type SectionGroup struct {
	ID               int       `json:"id" db:"id"`
	SectionID        int       `json:"section_id" db:"section_id"`
	NewsgroupName    string    `json:"newsgroup_name" db:"newsgroup_name"`
	GroupDescription string    `json:"group_description" db:"group_description"`
	SortOrder        int       `json:"sort_order" db:"sort_order"`
	IsCategoryHeader bool      `json:"is_category_header" db:"is_category_header"`
	CreatedAt        time.Time `json:"created_at" db:"created_at"`
}

type Session struct {
	ID        string    `json:"id" db:"id"`
	UserID    int64     `json:"user_id" db:"user_id"`
	CreatedAt time.Time `json:"created_at" db:"created_at"`
	ExpiresAt time.Time `json:"expires_at" db:"expires_at"`
}

type Setting struct {
	Key   string `json:"key" db:"key"`
	Value string `json:"value" db:"value"`
}

type SiteNews struct {
	ID            int       `json:"id" db:"id"`
	Subject       string    `json:"subject" db:"subject"`
	Content       string    `json:"content" db:"content"`
	DatePublished time.Time `json:"date_published" db:"date_published"`
	IsVisible     bool      `json:"is_visible" db:"is_visible"`
	CreatedAt     time.Time `json:"created_at" db:"created_at"`
	UpdatedAt     time.Time `json:"updated_at" db:"updated_at"`
}

type SpamTracking struct {
	ID          int   `json:"id" db:"id"`
	NewsgroupID int   `json:"newsgroup_id" db:"newsgroup_id"`
	ArticleNum  int64 `json:"article_num" db:"article_num"`
}

type Thread struct {
	ID            int    `json:"id" db:"id"`
	RootArticle   int64  `json:"root_article" db:"root_article"`
	ParentArticle *int64 `json:"parent_article" db:"parent_article"` // Pointer for NULL values
	ChildArticle  int64  `json:"child_article" db:"child_article"`
	Depth         int    `json:"depth" db:"depth"`
	ThreadOrder   int    `json:"thread_order" db:"thread_order"`
}

type User struct {
	ID               int64      `json:"id" db:"id"`
	Username         string     `json:"username" db:"username"`
	Email            string     `json:"email" db:"email"`
	PasswordHash     string     `json:"password_hash" db:"password_hash"`
	DisplayName      string     `json:"display_name" db:"display_name"`
	SessionID        string     `json:"session_id" db:"session_id"`                 // Current active session (64 chars)
	LastLoginIP      string     `json:"last_login_ip" db:"last_login_ip"`           // IP of last login (for logging only)
	SessionExpiresAt *time.Time `json:"session_expires_at" db:"session_expires_at"` // Session expiration (sliding)
	LoginAttempts    int        `json:"login_attempts" db:"login_attempts"`         // Failed login attempts counter
	CreatedAt        time.Time  `json:"created_at" db:"created_at"`
	UpdatedAt        time.Time  `json:"updated_at" db:"updated_at"`
}

type UserPermission struct {
	ID         int64     `json:"id" db:"id"`
	UserID     int64     `json:"user_id" db:"user_id"`
	Permission string    `json:"permission" db:"permission"`
	GrantedAt  time.Time `json:"granted_at" db:"granted_at"`
}