838685b793
- Add push_certs directory to Dockerfile for APNs support - Fix notification_id conversion using strconv.FormatUint instead of string(rune()) - Remove "view" from completed tasks button_types so action button is hidden 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
440 lines
13 KiB
Go
440 lines
13 KiB
Go
package services
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import (
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"context"
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"encoding/json"
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"errors"
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"strconv"
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"gorm.io/gorm"
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"github.com/treytartt/casera-api/internal/models"
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"github.com/treytartt/casera-api/internal/push"
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"github.com/treytartt/casera-api/internal/repositories"
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)
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// Notification-related errors
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var (
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ErrNotificationNotFound = errors.New("notification not found")
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ErrDeviceNotFound = errors.New("device not found")
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ErrInvalidPlatform = errors.New("invalid platform, must be 'ios' or 'android'")
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)
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// NotificationService handles notification business logic
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type NotificationService struct {
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notificationRepo *repositories.NotificationRepository
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pushClient *push.Client
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}
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// NewNotificationService creates a new notification service
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func NewNotificationService(notificationRepo *repositories.NotificationRepository, pushClient *push.Client) *NotificationService {
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return &NotificationService{
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notificationRepo: notificationRepo,
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pushClient: pushClient,
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}
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}
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// === Notifications ===
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// GetNotifications gets notifications for a user
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func (s *NotificationService) GetNotifications(userID uint, limit, offset int) ([]NotificationResponse, error) {
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notifications, err := s.notificationRepo.FindByUser(userID, limit, offset)
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if err != nil {
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return nil, err
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}
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result := make([]NotificationResponse, len(notifications))
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for i, n := range notifications {
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result[i] = NewNotificationResponse(&n)
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}
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return result, nil
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}
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// GetUnreadCount gets the count of unread notifications
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func (s *NotificationService) GetUnreadCount(userID uint) (int64, error) {
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return s.notificationRepo.CountUnread(userID)
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}
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// MarkAsRead marks a notification as read
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func (s *NotificationService) MarkAsRead(notificationID, userID uint) error {
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notification, err := s.notificationRepo.FindByID(notificationID)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return ErrNotificationNotFound
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}
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return err
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}
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if notification.UserID != userID {
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return ErrNotificationNotFound
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}
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return s.notificationRepo.MarkAsRead(notificationID)
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}
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// MarkAllAsRead marks all notifications as read
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func (s *NotificationService) MarkAllAsRead(userID uint) error {
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return s.notificationRepo.MarkAllAsRead(userID)
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}
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// CreateAndSendNotification creates a notification and sends it via push
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func (s *NotificationService) CreateAndSendNotification(ctx context.Context, userID uint, notificationType models.NotificationType, title, body string, data map[string]interface{}) error {
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// Check user preferences
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prefs, err := s.notificationRepo.GetOrCreatePreferences(userID)
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if err != nil {
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return err
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}
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// Check if notification type is enabled
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if !s.isNotificationEnabled(prefs, notificationType) {
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return nil // Skip silently
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}
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// Create notification record
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dataJSON, _ := json.Marshal(data)
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notification := &models.Notification{
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UserID: userID,
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NotificationType: notificationType,
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Title: title,
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Body: body,
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Data: string(dataJSON),
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}
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if err := s.notificationRepo.Create(notification); err != nil {
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return err
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}
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// Get device tokens
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iosTokens, androidTokens, err := s.notificationRepo.GetActiveTokensForUser(userID)
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if err != nil {
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return err
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}
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// Convert data for push
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pushData := make(map[string]string)
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for k, v := range data {
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switch val := v.(type) {
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case string:
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pushData[k] = val
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default:
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jsonVal, _ := json.Marshal(val)
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pushData[k] = string(jsonVal)
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}
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}
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pushData["notification_id"] = strconv.FormatUint(uint64(notification.ID), 10)
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// Send push notification
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if s.pushClient != nil {
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err = s.pushClient.SendToAll(ctx, iosTokens, androidTokens, title, body, pushData)
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if err != nil {
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s.notificationRepo.SetError(notification.ID, err.Error())
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return err
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}
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}
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return s.notificationRepo.MarkAsSent(notification.ID)
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}
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// isNotificationEnabled checks if a notification type is enabled for user
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func (s *NotificationService) isNotificationEnabled(prefs *models.NotificationPreference, notificationType models.NotificationType) bool {
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switch notificationType {
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case models.NotificationTaskDueSoon:
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return prefs.TaskDueSoon
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case models.NotificationTaskOverdue:
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return prefs.TaskOverdue
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case models.NotificationTaskCompleted:
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return prefs.TaskCompleted
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case models.NotificationTaskAssigned:
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return prefs.TaskAssigned
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case models.NotificationResidenceShared:
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return prefs.ResidenceShared
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case models.NotificationWarrantyExpiring:
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return prefs.WarrantyExpiring
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default:
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return true
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}
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}
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// === Notification Preferences ===
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// GetPreferences gets notification preferences for a user
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func (s *NotificationService) GetPreferences(userID uint) (*NotificationPreferencesResponse, error) {
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prefs, err := s.notificationRepo.GetOrCreatePreferences(userID)
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if err != nil {
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return nil, err
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}
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return NewNotificationPreferencesResponse(prefs), nil
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}
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// UpdatePreferences updates notification preferences
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func (s *NotificationService) UpdatePreferences(userID uint, req *UpdatePreferencesRequest) (*NotificationPreferencesResponse, error) {
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prefs, err := s.notificationRepo.GetOrCreatePreferences(userID)
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if err != nil {
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return nil, err
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}
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if req.TaskDueSoon != nil {
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prefs.TaskDueSoon = *req.TaskDueSoon
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}
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if req.TaskOverdue != nil {
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prefs.TaskOverdue = *req.TaskOverdue
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}
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if req.TaskCompleted != nil {
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prefs.TaskCompleted = *req.TaskCompleted
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}
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if req.TaskAssigned != nil {
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prefs.TaskAssigned = *req.TaskAssigned
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}
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if req.ResidenceShared != nil {
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prefs.ResidenceShared = *req.ResidenceShared
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}
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if req.WarrantyExpiring != nil {
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prefs.WarrantyExpiring = *req.WarrantyExpiring
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}
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if req.EmailTaskCompleted != nil {
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prefs.EmailTaskCompleted = *req.EmailTaskCompleted
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}
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if err := s.notificationRepo.UpdatePreferences(prefs); err != nil {
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return nil, err
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}
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return NewNotificationPreferencesResponse(prefs), nil
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}
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// === Device Registration ===
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// RegisterDevice registers a device for push notifications
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func (s *NotificationService) RegisterDevice(userID uint, req *RegisterDeviceRequest) (*DeviceResponse, error) {
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switch req.Platform {
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case push.PlatformIOS:
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return s.registerAPNSDevice(userID, req)
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case push.PlatformAndroid:
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return s.registerGCMDevice(userID, req)
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default:
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return nil, ErrInvalidPlatform
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}
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}
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func (s *NotificationService) registerAPNSDevice(userID uint, req *RegisterDeviceRequest) (*DeviceResponse, error) {
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// Check if device exists
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existing, err := s.notificationRepo.FindAPNSDeviceByToken(req.RegistrationID)
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if err == nil {
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// Update existing device
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existing.UserID = &userID
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existing.Active = true
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existing.Name = req.Name
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existing.DeviceID = req.DeviceID
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if err := s.notificationRepo.UpdateAPNSDevice(existing); err != nil {
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return nil, err
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}
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return NewAPNSDeviceResponse(existing), nil
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}
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// Create new device
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device := &models.APNSDevice{
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UserID: &userID,
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Name: req.Name,
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DeviceID: req.DeviceID,
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RegistrationID: req.RegistrationID,
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Active: true,
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}
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if err := s.notificationRepo.CreateAPNSDevice(device); err != nil {
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return nil, err
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}
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return NewAPNSDeviceResponse(device), nil
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}
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func (s *NotificationService) registerGCMDevice(userID uint, req *RegisterDeviceRequest) (*DeviceResponse, error) {
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// Check if device exists
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existing, err := s.notificationRepo.FindGCMDeviceByToken(req.RegistrationID)
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if err == nil {
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// Update existing device
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existing.UserID = &userID
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existing.Active = true
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existing.Name = req.Name
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existing.DeviceID = req.DeviceID
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if err := s.notificationRepo.UpdateGCMDevice(existing); err != nil {
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return nil, err
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}
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return NewGCMDeviceResponse(existing), nil
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}
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// Create new device
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device := &models.GCMDevice{
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UserID: &userID,
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Name: req.Name,
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DeviceID: req.DeviceID,
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RegistrationID: req.RegistrationID,
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CloudMessageType: "FCM",
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Active: true,
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}
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if err := s.notificationRepo.CreateGCMDevice(device); err != nil {
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return nil, err
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}
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return NewGCMDeviceResponse(device), nil
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}
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// ListDevices lists all devices for a user
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func (s *NotificationService) ListDevices(userID uint) ([]DeviceResponse, error) {
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iosDevices, err := s.notificationRepo.FindAPNSDevicesByUser(userID)
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if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, err
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}
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androidDevices, err := s.notificationRepo.FindGCMDevicesByUser(userID)
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if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, err
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}
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result := make([]DeviceResponse, 0, len(iosDevices)+len(androidDevices))
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for _, d := range iosDevices {
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result = append(result, *NewAPNSDeviceResponse(&d))
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}
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for _, d := range androidDevices {
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result = append(result, *NewGCMDeviceResponse(&d))
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}
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return result, nil
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}
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// DeleteDevice deletes a device
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func (s *NotificationService) DeleteDevice(deviceID uint, platform string, userID uint) error {
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switch platform {
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case push.PlatformIOS:
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return s.notificationRepo.DeactivateAPNSDevice(deviceID)
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case push.PlatformAndroid:
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return s.notificationRepo.DeactivateGCMDevice(deviceID)
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default:
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return ErrInvalidPlatform
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}
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}
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// === Response/Request Types ===
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// NotificationResponse represents a notification in API response
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type NotificationResponse struct {
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ID uint `json:"id"`
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UserID uint `json:"user_id"`
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NotificationType models.NotificationType `json:"notification_type"`
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Title string `json:"title"`
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Body string `json:"body"`
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Data map[string]interface{} `json:"data"`
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Read bool `json:"read"`
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ReadAt *string `json:"read_at"`
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Sent bool `json:"sent"`
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SentAt *string `json:"sent_at"`
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CreatedAt string `json:"created_at"`
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}
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// NewNotificationResponse creates a NotificationResponse
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func NewNotificationResponse(n *models.Notification) NotificationResponse {
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resp := NotificationResponse{
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ID: n.ID,
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UserID: n.UserID,
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NotificationType: n.NotificationType,
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Title: n.Title,
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Body: n.Body,
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Read: n.Read,
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Sent: n.Sent,
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CreatedAt: n.CreatedAt.Format("2006-01-02T15:04:05Z"),
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}
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if n.Data != "" {
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json.Unmarshal([]byte(n.Data), &resp.Data)
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}
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if n.ReadAt != nil {
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t := n.ReadAt.Format("2006-01-02T15:04:05Z")
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resp.ReadAt = &t
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}
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if n.SentAt != nil {
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t := n.SentAt.Format("2006-01-02T15:04:05Z")
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resp.SentAt = &t
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}
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return resp
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}
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// NotificationPreferencesResponse represents notification preferences
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type NotificationPreferencesResponse struct {
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TaskDueSoon bool `json:"task_due_soon"`
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TaskOverdue bool `json:"task_overdue"`
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TaskCompleted bool `json:"task_completed"`
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TaskAssigned bool `json:"task_assigned"`
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ResidenceShared bool `json:"residence_shared"`
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WarrantyExpiring bool `json:"warranty_expiring"`
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// Email preferences
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EmailTaskCompleted bool `json:"email_task_completed"`
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}
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// NewNotificationPreferencesResponse creates a NotificationPreferencesResponse
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func NewNotificationPreferencesResponse(p *models.NotificationPreference) *NotificationPreferencesResponse {
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return &NotificationPreferencesResponse{
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TaskDueSoon: p.TaskDueSoon,
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TaskOverdue: p.TaskOverdue,
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TaskCompleted: p.TaskCompleted,
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TaskAssigned: p.TaskAssigned,
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ResidenceShared: p.ResidenceShared,
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WarrantyExpiring: p.WarrantyExpiring,
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EmailTaskCompleted: p.EmailTaskCompleted,
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}
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}
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// UpdatePreferencesRequest represents preferences update request
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type UpdatePreferencesRequest struct {
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TaskDueSoon *bool `json:"task_due_soon"`
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TaskOverdue *bool `json:"task_overdue"`
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TaskCompleted *bool `json:"task_completed"`
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TaskAssigned *bool `json:"task_assigned"`
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ResidenceShared *bool `json:"residence_shared"`
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WarrantyExpiring *bool `json:"warranty_expiring"`
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// Email preferences
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EmailTaskCompleted *bool `json:"email_task_completed"`
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}
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// DeviceResponse represents a device in API response
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type DeviceResponse struct {
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ID uint `json:"id"`
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Name string `json:"name"`
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DeviceID string `json:"device_id"`
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RegistrationID string `json:"registration_id"`
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Platform string `json:"platform"`
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Active bool `json:"active"`
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DateCreated string `json:"date_created"`
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}
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// NewAPNSDeviceResponse creates a DeviceResponse from APNS device
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func NewAPNSDeviceResponse(d *models.APNSDevice) *DeviceResponse {
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return &DeviceResponse{
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ID: d.ID,
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Name: d.Name,
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DeviceID: d.DeviceID,
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RegistrationID: d.RegistrationID,
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Platform: push.PlatformIOS,
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Active: d.Active,
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DateCreated: d.DateCreated.Format("2006-01-02T15:04:05Z"),
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}
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}
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// NewGCMDeviceResponse creates a DeviceResponse from GCM device
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func NewGCMDeviceResponse(d *models.GCMDevice) *DeviceResponse {
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return &DeviceResponse{
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ID: d.ID,
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Name: d.Name,
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DeviceID: d.DeviceID,
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RegistrationID: d.RegistrationID,
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Platform: push.PlatformAndroid,
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Active: d.Active,
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DateCreated: d.DateCreated.Format("2006-01-02T15:04:05Z"),
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}
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}
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// RegisterDeviceRequest represents device registration request
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type RegisterDeviceRequest struct {
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Name string `json:"name"`
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DeviceID string `json:"device_id" binding:"required"`
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RegistrationID string `json:"registration_id" binding:"required"`
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Platform string `json:"platform" binding:"required,oneof=ios android"`
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}
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