package models

import "time"

// Notification represents an in-app notification
type Notification struct {
	ID          int        `json:"id" db:"id"`
	UserID      int        `json:"userId" db:"user_id"`
	TenantID    *string    `json:"tenantId,omitempty" db:"tenant_id"`
	Title       string     `json:"title" db:"title"`
	Message     string     `json:"message" db:"message"`
	Type        string     `json:"type" db:"type"` // info, success, warning, error, application, job, message
	ActionURL   *string    `json:"actionUrl,omitempty" db:"action_url"`
	ActionLabel *string    `json:"actionLabel,omitempty" db:"action_label"`
	Read        bool       `json:"read" db:"read"`
	ReadAt      *time.Time `json:"readAt,omitempty" db:"read_at"`
	PushSent    bool       `json:"pushSent" db:"push_sent"`
	PushSentAt  *time.Time `json:"pushSentAt,omitempty" db:"push_sent_at"`
	Metadata    []byte     `json:"metadata,omitempty" db:"metadata"`
	CreatedAt   time.Time  `json:"createdAt" db:"created_at"`
}

// FCMToken represents a Firebase Cloud Messaging device token
type FCMToken struct {
	ID         int       `json:"id" db:"id"`
	UserID     int       `json:"userId" db:"user_id"`
	Token      string    `json:"token" db:"token"`
	DeviceType *string   `json:"deviceType,omitempty" db:"device_type"` // web, android, ios
	DeviceName *string   `json:"deviceName,omitempty" db:"device_name"`
	Active     bool      `json:"active" db:"active"`
	CreatedAt  time.Time `json:"createdAt" db:"created_at"`
	UpdatedAt  time.Time `json:"updatedAt" db:"updated_at"`
}

// CreateNotificationRequest for creating a notification
type CreateNotificationRequest struct {
	UserID      int                    `json:"userId"`
	Title       string                 `json:"title"`
	Message     string                 `json:"message"`
	Type        string                 `json:"type"`
	ActionURL   *string                `json:"actionUrl,omitempty"`
	ActionLabel *string                `json:"actionLabel,omitempty"`
	Metadata    map[string]interface{} `json:"metadata,omitempty"`
	SendPush    bool                   `json:"sendPush"`
}

// RegisterFCMTokenRequest for registering a device token
type RegisterFCMTokenRequest struct {
	Token      string  `json:"token"`
	DeviceType *string `json:"deviceType,omitempty"`
	DeviceName *string `json:"deviceName,omitempty"`
}

// NotificationStats for dashboard
type NotificationStats struct {
	Total  int            `json:"total"`
	Unread int            `json:"unread"`
	ByType map[string]int `json:"byType"`
}