feat: added endpoint to update list item title only

internal/api/handler/list.go

@@ -353,6 +353,56 @@ func (h *ListHandler) UpdateListItem(w http.ResponseWriter, r *http.Request) {
 	response.Status(w, http.StatusNoContent)
 }
 
+// SetListItemTitle handles updating "title" of a list item
+//
+// @Summary Updates "title" of list item
+// @Description Update an existing list item, setting the "title" field
+// @Tags List
+// @Accept json
+// @Produce json
+// @Param id path int true "List Item ID"
+// @Param payload body request.SetListItemTitlePayload true "Update list item title payload"
+// @Success 204 {object} nil
+// @Error 400 {object} response.ErrorResponse "failed to decode request url"
+// @Error 400 {object} response.ErrorResponse "failed to decode request body"
+// @Error 401 {object} response.ErrorResponse "not authorized"
+// @Error 500 {object} response.ErrorResponse "failed to set list item title"
+// @Router /lists/items/{id}/title [post]
+func (h *ListHandler) SetListItemTitle(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+
+	listItemID := r.PathValue("id")
+	if listItemID == "" {
+		slog.ErrorContext(ctx, "failed to read list item id from path")
+		response.Error(ctx, w, http.StatusBadRequest, "failed to decode request url")
+		return
+	}
+
+	payload, err := request.DecodeJSON[request.SetListItemTitlePayload](r)
+	if err != nil {
+		slog.ErrorContext(ctx, "failed to decode set list item title payload", slog.Any("error", err))
+		response.Error(ctx, w, http.StatusBadRequest, "failed to decode request body")
+		return
+	}
+
+	authContext, err := domain.GetAuthContext(ctx)
+	if err != nil {
+		slog.ErrorContext(ctx, "failed to get auth context", slog.Any("error", err))
+		response.Error(ctx, w, http.StatusUnauthorized, "not authorized")
+		return
+	}
+
+	err = h.ListService.SetListItemTitle(ctx, authContext.UserID, listItemID, payload.Title)
+	if err != nil {
+		slog.ErrorContext(ctx, "failed to set list item title", slog.Any("error", err))
+		response.Error(ctx, w, http.StatusInternalServerError, "failed to set list item title")
+		return
+	}
+
+	slog.InfoContext(ctx, "update list item title successful", slog.String("list_item_id", listItemID))
+	response.Status(w, http.StatusNoContent)
+}
+
 // SetListItemCompleted handles updating "is_completed" of a list item
 //
 // @Summary Updates "is_completed" of list item
@@ -366,8 +416,8 @@ func (h *ListHandler) UpdateListItem(w http.ResponseWriter, r *http.Request) {
 // @Error 400 {object} response.ErrorResponse "failed to decode request url"
 // @Error 400 {object} response.ErrorResponse "failed to decode request body"
 // @Error 401 {object} response.ErrorResponse "not authorized"
-// @Error 500 {object} response.ErrorResponse "failed to update list item"
-// @Router /lists/items/{id} [post]
+// @Error 500 {object} response.ErrorResponse "failed to set list item completed"
+// @Router /lists/items/{id}/complete [post]
 func (h *ListHandler) SetListItemCompleted(w http.ResponseWriter, r *http.Request) {
 	ctx := r.Context()
 
@@ -399,7 +449,7 @@ func (h *ListHandler) SetListItemCompleted(w http.ResponseWriter, r *http.Reques
 		return
 	}
 
-	slog.InfoContext(ctx, "updated list item completed successful", slog.String("list_item_id", listItemID))
+	slog.InfoContext(ctx, "update list item completed successful", slog.String("list_item_id", listItemID))
 	response.Status(w, http.StatusNoContent)
 }
 

internal/api/request/list.go

@@ -25,6 +25,10 @@ type UpdateListItemPayload struct {
 	IsCompleted bool   `json:"is_completed"`
 }
 
+type SetListItemTitlePayload struct {
+	Title string `json:"title"`
+}
+
 type SetListItemCompletedPayload struct {
 	IsCompleted bool `json:"is_completed"`
 }

internal/api/router/router.go

@@ -66,7 +66,8 @@ func NewMux(cfg Config) http.Handler {
 	apiMux.Handle("POST /lists/items", protected(listHandler.CreateListItem))
 	apiMux.Handle("DELETE /lists/items/{id}", protected(listHandler.DeleteListItem))
 	apiMux.Handle("PUT /lists/items", protected(listHandler.UpdateListItem))
-	apiMux.Handle("POST /lists/items/{id}", protected(listHandler.SetListItemCompleted))
+	apiMux.Handle("POST /lists/items/{id}/title", protected(listHandler.SetListItemTitle))
+	apiMux.Handle("POST /lists/items/{id}/complete", protected(listHandler.SetListItemCompleted))
 	apiMux.Handle("GET /lists/{id}", protected(listHandler.GetListItems))
 
 	mux := http.NewServeMux()

internal/domain/list.go

@@ -44,6 +44,7 @@ type ListRepository interface {
 	CreateListItem(ctx context.Context, listID string, title string) (*ListItem, error)
 	DeleteListItem(ctx context.Context, listItemID string) error
 	UpdateListItem(ctx context.Context, listItemID string, title string, isCompleted bool) error
+	SetListItemTitle(ctx context.Context, listItemID string, title string) error
 	SetListItemCompleted(ctx context.Context, listItemID string, isCompleted bool) error
 	GetListItems(ctx context.Context, listID string) ([]ListItem, error)
 }
@@ -172,6 +173,21 @@ func (s *ListService) UpdateListItem(ctx context.Context, authUserID string, lis
 	return s.repo.UpdateListItem(ctx, listItemID, title, isCompleted)
 }
 
+func (s *ListService) SetListItemTitle(ctx context.Context, authUserID string, listItemID string, title string) error {
+	if listItemID == "" {
+		return ErrListItemIDMissing
+	}
+	if title == "" {
+		return ErrListItemTitleMissing
+	}
+
+	if err := s.userAllowedToAccessListItem(ctx, authUserID, listItemID); err != nil {
+		return err
+	}
+
+	return s.repo.SetListItemTitle(ctx, listItemID, title)
+}
+
 func (s *ListService) SetListItemCompleted(ctx context.Context, authUserID string, listItemID string, isCompleted bool) error {
 	if listItemID == "" {
 		return ErrListItemIDMissing

internal/repository/list.go

@@ -150,6 +150,17 @@ func (r *ListRepo) UpdateListItem(ctx context.Context, listItemID string, title
 	return nil
 }
 
+func (r *ListRepo) SetListItemTitle(ctx context.Context, listItemID string, title string) error {
+	_, err := r.conn(ctx).ExecContext(ctx, "UPDATE list_items SET title = $1, modified_at = NOW() WHERE id = $2",
+		title, listItemID,
+	)
+	if err != nil {
+		return fmt.Errorf("failed to update list item title: %w", err)
+	}
+
+	return nil
+}
+
 func (r *ListRepo) SetListItemCompleted(ctx context.Context, listItemID string, isCompleted bool) error {
 	_, err := r.conn(ctx).ExecContext(ctx, "UPDATE list_items SET is_completed = $1, modified_at = NOW() WHERE id = $2",
 		isCompleted, listItemID,