models

type FeatureFlag struct {
	ID uint `json:"id" gorm:"primary_key"`

	Enabled   bool   `json:"enabled"`
	Name      string `json:"name" gorm:"unique"`
	Condition string `json:"condition"` // expr-lang expression
}

type Filter struct {
	Field    string         `json:"field"`
	Operator FilterOperator `json:"operator"`
	Value    []string       `json:"value"`
}

type FilterOperator string

type Global struct {
	ID        uint `gorm:"primarykey"`
	CreatedAt time.Time
	UpdatedAt time.Time

	Key      string `gorm:"unique"`
	Value    string // can be any JSON-serializable value
	Exported bool   `gorm:"default:false"` // if true, this global will be exported to feature flags
}

type Log struct {
	ID        uint `gorm:"primarykey"`
	CreatedAt time.Time
	Model     Model
	Message   string
	Category  string
	Severity  Severity
}

type Model string

type RequestLog struct {
	ID uint `gorm:"primarykey"`

	Timestamp  time.Time `gorm:"index"`
	VisitorID  string    `gorm:"index"`
	Instance   string
	Path       string
	Latency    time.Duration // Stored as int64 (nanoseconds)
	StatusCode int
	UserAgent  string
	OS         string
	Browser    string
	Referer    string
	BytesSent  int64
	BytesRecv  int64
}

type Session struct {
	ID           uint `gorm:"primary_key"`
	CreatedAt    time.Time
	ExpiresAt    time.Time `gorm:"not null"`
	LastActivity time.Time `gorm:"not null"`
	Device       string

	UserID uint   `gorm:"not null"`
	Token  string `gorm:"not null;unique"`
}

type Severity int

type User struct {
	ID        uint      `gorm:"primary_key"`
	CreatedAt time.Time `json:"created_at"`

	Username     string    `json:"username" gorm:"not null;unique"`
	DisplayName  string    `json:"display_name"`
	Password     string    `json:"-" gorm:"not null"`
	IsAdmin      bool      `json:"is_admin" gorm:"not null;default:false"`
	LastActivity time.Time `json:"last_activity"`
}