package models

import "time"

// ActivityLog represents an audit log entry
type ActivityLog struct {
	ID           int       `json:"id" db:"id"`
	UserID       *int      `json:"userId,omitempty" db:"user_id"`
	TenantID     *string   `json:"tenantId,omitempty" db:"tenant_id"`
	Action       string    `json:"action" db:"action"`
	ResourceType *string   `json:"resourceType,omitempty" db:"resource_type"`
	ResourceID   *string   `json:"resourceId,omitempty" db:"resource_id"`
	Description  *string   `json:"description,omitempty" db:"description"`
	Metadata     []byte    `json:"metadata,omitempty" db:"metadata"` // JSONB
	IPAddress    *string   `json:"ipAddress,omitempty" db:"ip_address"`
	UserAgent    *string   `json:"userAgent,omitempty" db:"user_agent"`
	CreatedAt    time.Time `json:"createdAt" db:"created_at"`

	// Joined
	UserName *string `json:"userName,omitempty"`
}

// ActivityLogFilter for querying logs
type ActivityLogFilter struct {
	UserID       *int
	TenantID     *string
	Action       *string
	ResourceType *string
	StartDate    *time.Time
	EndDate      *time.Time
	Limit        int
	Offset       int
}

// ActivityLogStats for dashboard
type ActivityLogStats struct {
	TotalToday     int           `json:"totalToday"`
	TotalThisWeek  int           `json:"totalThisWeek"`
	TotalThisMonth int           `json:"totalThisMonth"`
	TopActions     []ActionCount `json:"topActions"`
	RecentActivity []ActivityLog `json:"recentActivity"`
}

type ActionCount struct {
	Action string `json:"action"`
	Count  int    `json:"count"`
}