package domain

import (
	"context"
	"time"
)

// ActivityAction represents the type of action performed
type ActivityAction string

const (
	ActivityActionCreate ActivityAction = "create"
	ActivityActionUpdate ActivityAction = "update"
	ActivityActionDelete ActivityAction = "delete"
	ActivityActionVerify ActivityAction = "verify"
	ActivityActionReject ActivityAction = "reject"
	ActivityActionLogin  ActivityAction = "login"
	ActivityActionLogout ActivityAction = "logout"
	ActivityActionView   ActivityAction = "view"
	ActivityActionExport ActivityAction = "export"
	ActivityActionImport ActivityAction = "import"
	ActivityActionOther  ActivityAction = "other"
)

// ActivityLog represents a system activity log entry
type ActivityLog struct {
	ID         string         `gorm:"primaryKey;type:text"`
	UserID     string         `gorm:"type:text;not null;index"`
	Action     ActivityAction `gorm:"type:varchar(50);not null;index"`
	TargetType string         `gorm:"type:varchar(50);not null;index"` // organization, user, page, etc.
	TargetID   string         `gorm:"type:text;not null;index"`
	Metadata   string         `gorm:"type:jsonb"`       // JSON object with additional data
	IPAddress  string         `gorm:"type:varchar(45)"` // IPv4 or IPv6
	UserAgent  string         `gorm:"type:text"`
	Timestamp  time.Time      `gorm:"not null;index"`

	// Associations
	User *User `gorm:"foreignKey:UserID"`
}

// TableName specifies the table name for GORM
func (ActivityLog) TableName() string {
	return "activity_logs"
}

// ActivityLogRepository defines the interface for activity log operations
type ActivityLogRepository interface {
	Create(ctx context.Context, activity *ActivityLog) error
	GetByUser(ctx context.Context, userID string, limit, offset int) ([]*ActivityLog, int64, error)
	GetByTarget(ctx context.Context, targetType, targetID string, limit, offset int) ([]*ActivityLog, int64, error)
	GetRecent(ctx context.Context, limit int) ([]*ActivityLog, error)
	GetByAction(ctx context.Context, action ActivityAction, limit, offset int) ([]*ActivityLog, int64, error)
}