Refactor Notification Management and Enhance Customer Features

- Updated the notification handling logic to utilize a new SDK for sending notifications, improving the flexibility and scalability of the notification system.
- Introduced new methods in the notification service for sending notifications to users and customers based on various target audience types, enhancing the notification delivery capabilities.
- Added a new endpoint to assign companies to a customer, improving customer management functionalities.
- Refactored the customer entity and forms to replace 'CompanyIDs' with 'Companies', ensuring consistency across the data model.
- Enhanced API documentation with Swagger comments for the new endpoint and updated notification structures, ensuring clarity for API consumers.

internal/user/form.go

@@ -85,20 +85,21 @@ type UpdateUserRoleForm struct {
 
 // Response DTOs
 type UserResponse struct {
-	ID           string  `json:"id"`
-	FullName     string  `json:"full_name"`
-	Username     string  `json:"username"`
-	Email        string  `json:"email"`
-	Role         string  `json:"role"`
-	Status       string  `json:"status"`
-	Department   *string `json:"department"`
-	Position     *string `json:"position"`
-	Phone        *string `json:"phone"`
-	ProfileImage *string `json:"profile_image"`
-	IsVerified   bool    `json:"is_verified"`
-	LastLoginAt  *int64  `json:"last_login_at"`
-	UpdatedAt    int64   `json:"updated_at"`
-	CreatedAt    int64   `json:"created_at"`
+	ID           string   `json:"id"`
+	FullName     string   `json:"full_name"`
+	Username     string   `json:"username"`
+	Email        string   `json:"email"`
+	Role         string   `json:"role"`
+	Status       string   `json:"status"`
+	Department   *string  `json:"department"`
+	Position     *string  `json:"position"`
+	Phone        *string  `json:"phone"`
+	ProfileImage *string  `json:"profile_image"`
+	IsVerified   bool     `json:"is_verified"`
+	LastLoginAt  *int64   `json:"last_login_at"`
+	UpdatedAt    int64    `json:"updated_at"`
+	CreatedAt    int64    `json:"created_at"`
+	DeviceToken  []string `json:"-"`
 }
 
 type AuthResponse struct {

internal/user/repository.go

@@ -20,6 +20,7 @@ type Repository interface {
 	GetByID(ctx context.Context, id string) (*User, error)
 	GetByEmail(ctx context.Context, email string) (*User, error)
 	GetByUsername(ctx context.Context, username string) (*User, error)
+	GetByIDs(ctx context.Context, userIDs []string) ([]User, error)
 	Search(ctx context.Context, form *SearchUsersForm, pagination *response.Pagination) ([]User, int64, error)
 }
 
@@ -215,6 +216,16 @@ func (r *userRepository) Delete(ctx context.Context, id string) error {
 	return nil
 }
 
+// GetByIDs retrieves users by IDs
+func (r *userRepository) GetByIDs(ctx context.Context, userIDs []string) ([]User, error) {
+	users, err := r.ormRepo.FindAll(ctx, bson.M{"_id": bson.M{"$in": userIDs}}, orm.NewPaginationBuilder().Limit(len(userIDs)).Build())
+	if err != nil {
+		return nil, err
+	}
+
+	return users.Items, nil
+}
+
 // List retrieves users with pagination
 func (r *userRepository) Search(ctx context.Context, form *SearchUsersForm, pagination *response.Pagination) ([]User, int64, error) {
 	filter := bson.M{}

internal/user/service.go

@@ -23,6 +23,7 @@ type Service interface {
 	Update(ctx context.Context, id string, form *UpdateUserForm) (*UserResponse, error)
 	UpdateStatus(ctx context.Context, id string, form *UpdateUserStatusForm) error
 	GetUserByID(ctx context.Context, userID string) (*UserResponse, error)
+	GetUsersByIDs(ctx context.Context, userIDs []string) (*UserListResponse, error)
 	Search(ctx context.Context, form *SearchUsersForm, pagination *response.Pagination) (*UserListResponse, error)
 	Delete(ctx context.Context, id string) error
 
@@ -250,6 +251,23 @@ func (s *userService) GetUserByID(ctx context.Context, id string) (*UserResponse
 	return user.ToResponse(), nil
 }
 
+// GetUsersByIDs retrieves users by IDs
+func (s *userService) GetUsersByIDs(ctx context.Context, userIDs []string) (*UserListResponse, error) {
+	users, err := s.repository.GetByIDs(ctx, userIDs)
+	if err != nil {
+		return nil, err
+	}
+
+	var userResponses []*UserResponse
+	for _, user := range users {
+		userResponses = append(userResponses, user.ToResponse())
+	}
+
+	return &UserListResponse{
+		Users: userResponses,
+	}, nil
+}
+
 // Search searches users with search and filters
 func (s *userService) Search(ctx context.Context, form *SearchUsersForm, pagination *response.Pagination) (*UserListResponse, error) {
 	// Get users