Merge branch 'main' of http://124.221.157.197:3345/Novault/Novault-backend

internal/models/models.go

@@ -835,6 +835,35 @@ func (AllocationRecordDetail) TableName() string {
 	return "allocation_record_details"
 }
 
+// NotificationType represents the type of notification
+type NotificationType string
+
+const (
+	NotificationTypeBudgetAlert     NotificationType = "budget_alert"     // 预算超支提醒
+	NotificationTypeRecurring       NotificationType = "recurring"        // 周期交易提醒
+	NotificationTypeSystem          NotificationType = "system"           // 系统公告
+	NotificationTypePaymentReminder NotificationType = "payment_reminder" // 还款提醒
+	NotificationTypeSavingsGoal     NotificationType = "savings_goal"     // 储蓄目标提醒
+)
+
+// Notification represents a user notification
+// Feature: notification-center
+type Notification struct {
+	ID        uint             `gorm:"primarykey" json:"id"`
+	UserID    uint             `gorm:"not null;index" json:"user_id"`
+	Type      NotificationType `gorm:"size:30;not null;index" json:"type"`
+	Title     string           `gorm:"size:200;not null" json:"title"`
+	Content   string           `gorm:"size:1000;not null" json:"content"`
+	IsRead    bool             `gorm:"default:false;index" json:"is_read"`
+	RelatedID *uint            `gorm:"index" json:"related_id,omitempty"` // 关联实体 ID (如预算、周期交易等)
+	CreatedAt time.Time        `json:"created_at"`
+}
+
+// TableName specifies the table name for Notification
+func (Notification) TableName() string {
+	return "notifications"
+}
+
 // AllModels returns all models for database migration
 func AllModels() []interface{} {
 	return []interface{}{
@@ -865,6 +894,7 @@ func AllModels() []interface{} {
 		&SystemCategory{},   // Feature: accounting-feature-upgrade
 		&TransactionImage{}, // Feature: accounting-feature-upgrade
 		&UserSettings{},     // Feature: accounting-feature-upgrade
+		&Notification{},     // Feature: notification-center
 	}
 }