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Merge branch 'main' of ssh://git.ma-al.com:8822/goc_daniel/b2b into product-procedures

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This commit is contained in:
Wiktor Dudzic
2026-04-03 08:37:26 +02:00
parent 0ed9d792b6 cf4d14a3cb
commit c31964c41b
27 changed files with 684 additions and 444 deletions
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199
app/api/openapi.json
View File

@@ -1127,21 +1127,32 @@
}
}
},
"/api/v1/restricted/menu/get-menu": {
"/api/v1/restricted/menu/get-category-tree": {
"get": {
"tags": ["Menu"],
"summary": "Get menu structure",
"description": "Returns the menu structure for the current language. Requires authentication.",
"operationId": "getMenu",
"summary": "Get category tree",
"description": "Returns the category tree rooted at the given category ID for the current language. Requires authentication.",
"operationId": "getCategoryTree",
"security": [
{
"CookieAuth": [],
"BearerAuth": []
}
],
"parameters": [
{
"name": "root_category_id",
"in": "query",
"description": "Root category ID to build the tree from",
"required": true,
"schema": {
"type": "integer"
}
}
],
"responses": {
"200": {
"description": "Menu retrieved successfully",
"description": "Category tree retrieved successfully",
"content": {
"application/json": {
"schema": {
@@ -1151,7 +1162,73 @@
}
},
"400": {
"description": "Invalid request",
"description": "Invalid request or root category not found",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/Error"
}
}
}
},
"401": {
"description": "Not authenticated",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/Error"
}
}
}
}
}
}
},
"/api/v1/restricted/menu/get-breadcrumb": {
"get": {
"tags": ["Menu"],
"summary": "Get breadcrumb",
"description": "Returns the breadcrumb path from the root category to the specified category for the current language. Requires authentication.",
"operationId": "getBreadcrumb",
"security": [
{
"CookieAuth": [],
"BearerAuth": []
}
],
"parameters": [
{
"name": "root_category_id",
"in": "query",
"description": "Root category ID (breadcrumb starting point)",
"required": true,
"schema": {
"type": "integer"
}
},
{
"name": "category_id",
"in": "query",
"description": "Target category ID (breadcrumb destination)",
"required": true,
"schema": {
"type": "integer"
}
}
],
"responses": {
"200": {
"description": "Breadcrumb retrieved successfully",
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/ApiResponse"
}
}
}
},
"400": {
"description": "Invalid request, category not found, or root never reached",
"content": {
"application/json": {
"schema": {
@@ -1221,7 +1298,23 @@
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/ApiResponse"
"type": "object",
"properties": {
"message": {
"type": "string"
},
"items": {
"type": "array",
"items": {
"$ref": "#/components/schemas/B2BTopMenu"
},
"description": "Root menu items with nested children"
},
"count": {
"type": "integer",
"description": "Number of root menu items"
}
}
}
}
}
@@ -1995,46 +2088,6 @@
}
}
},
"MenuItem": {
"type": "object",
"description": "Menu item structure",
"properties": {
"category_id": {
"type": "integer",
"format": "uint",
"description": "Category ID"
},
"label": {
"type": "string",
"description": "Menu item label"
},
"params": {
"$ref": "#/components/schemas/MenuItemParams"
},
"children": {
"type": "array",
"items": {
"$ref": "#/components/schemas/MenuItem"
},
"description": "Child menu items"
}
}
},
"MenuItemParams": {
"type": "object",
"properties": {
"category_id": {
"type": "integer",
"format": "uint"
},
"link_rewrite": {
"type": "string"
},
"locale": {
"type": "string"
}
}
},
"Route": {
"type": "object",
"description": "Application route",
@@ -2338,6 +2391,58 @@
"description": "Build date in RFC3339 format"
}
}
},
"CategoryInBreadcrumb": {
"type": "object",
"description": "A single item in a category breadcrumb path",
"properties": {
"category_id": {
"type": "integer",
"format": "uint",
"description": "Category ID"
},
"name": {
"type": "string",
"description": "Category name"
}
}
},
"B2BTopMenu": {
"type": "object",
"description": "Top-level menu item for B2B back-office",
"properties": {
"menu_id": {
"type": "integer",
"description": "Menu item ID"
},
"label": {
"type": "object",
"description": "Menu label as JSON (multilingual, e.g. {\"en\": \"Dashboard\", \"pl\": \"Panel\"})"
},
"parent_id": {
"type": "integer",
"description": "Parent menu ID (null for root items)"
},
"params": {
"type": "object",
"description": "Menu item parameters as JSON"
},
"active": {
"type": "integer",
"description": "Active status (1 = active, 0 = inactive)"
},
"position": {
"type": "integer",
"description": "Sort position"
},
"children": {
"type": "array",
"items": {
"$ref": "#/components/schemas/B2BTopMenu"
},
"description": "Child menu items"
}
}
}
},
"securitySchemes": {

50
app/delivery/web/api/restricted/menu.go
View File

@@ -1,7 +1,10 @@
package restricted
import (
"strconv"
"git.ma-al.com/goc_daniel/b2b/app/model"
"git.ma-al.com/goc_daniel/b2b/app/service/menuService"
"git.ma-al.com/goc_daniel/b2b/app/utils/i18n"
"git.ma-al.com/goc_daniel/b2b/app/utils/nullable"
@@ -24,25 +27,64 @@ func NewMenuHandler() *MenuHandler {
func MenuHandlerRoutes(r fiber.Router) fiber.Router {
handler := NewMenuHandler()
r.Get("/get-menu", handler.GetMenu)
r.Get("/get-category-tree", handler.GetCategoryTree)
r.Get("/get-breadcrumb", handler.GetBreadcrumb)
r.Get("/get-top-menu", handler.GetTopMenu)
return r
}
func (h *MenuHandler) GetMenu(c fiber.Ctx) error {
func (h *MenuHandler) GetCategoryTree(c fiber.Ctx) error {
lang_id, ok := c.Locals("langID").(uint)
if !ok {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
menu, err := h.menuService.GetMenu(lang_id)
root_category_id_attribute := c.Query("root_category_id")
root_category_id, err := strconv.Atoi(root_category_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
category_tree, err := h.menuService.GetCategoryTree(uint(root_category_id), lang_id)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(err)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
}
return c.JSON(response.Make(&menu, 0, i18n.T_(c, response.Message_OK)))
return c.JSON(response.Make(&category_tree, 0, i18n.T_(c, response.Message_OK)))
}
func (h *MenuHandler) GetBreadcrumb(c fiber.Ctx) error {
lang_id, ok := c.Locals("langID").(uint)
if !ok {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
root_category_id_attribute := c.Query("root_category_id")
root_category_id, err := strconv.Atoi(root_category_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
category_id_attribute := c.Query("category_id")
category_id, err := strconv.Atoi(category_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
breadcrumb, err := h.menuService.GetBreadcrumb(uint(root_category_id), uint(category_id), lang_id)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(err)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
}
return c.JSON(response.Make(&breadcrumb, 0, i18n.T_(c, response.Message_OK)))
}
func (h *MenuHandler) GetTopMenu(c fiber.Ctx) error {

20
app/delivery/web/api/settings.go
View File

@@ -21,10 +21,12 @@ type SettingsResponse struct {
// AppSettings represents app configuration
type AppSettings struct {
Name string `json:"name"`
Environment string `json:"environment"`
BaseURL string `json:"base_url"`
PasswordRegex string `json:"password_regex"`
Name string `json:"name"`
Environment string `json:"environment"`
BaseURL string `json:"base_url"`
PasswordRegex string `json:"password_regex"`
CategoryTreeRootID uint `json:"category_tree_root_id"`
ShopDefaultLanguage uint `json:"shop_default_language"`
// Config config.Config `json:"config"`
}
@@ -65,10 +67,12 @@ func (h *SettingsHandler) GetSettings(cfg *config.Config) fiber.Handler {
return func(c fiber.Ctx) error {
settings := SettingsResponse{
App: AppSettings{
Name: cfg.App.Name,
Environment: cfg.App.Environment,
BaseURL: cfg.App.BaseURL,
PasswordRegex: constdata.PASSWORD_VALIDATION_REGEX,
Name: cfg.App.Name,
Environment: cfg.App.Environment,
BaseURL: cfg.App.BaseURL,
PasswordRegex: constdata.PASSWORD_VALIDATION_REGEX,
CategoryTreeRootID: constdata.CATEGORY_TREE_ROOT_ID,
ShopDefaultLanguage: constdata.SHOP_DEFAULT_LANGUAGE,
// Config: *config.Get(),
},
Server: ServerSettings{

33
app/model/category.go Normal file
View File

@@ -0,0 +1,33 @@
package model
type ScannedCategory struct {
CategoryID uint `gorm:"column:category_id;primaryKey"`
Name string `gorm:"column:name"`
Active uint `gorm:"column:active"`
Position uint `gorm:"column:position"`
ParentID uint `gorm:"column:id_parent"`
IsRoot uint `gorm:"column:is_root_category"`
LinkRewrite string `gorm:"column:link_rewrite"`
IsoCode string `gorm:"column:iso_code"`
Visited bool //this is for internal backend use only
}
type Category struct {
CategoryID uint `json:"category_id" form:"category_id"`
Label string `json:"label" form:"label"`
// Active bool `json:"active" form:"active"`
Params CategoryParams `json:"params" form:"params"`
Children []Category `json:"children" form:"children"`
}
type CategoryParams struct {
CategoryID uint `json:"category_id" form:"category_id"`
LinkRewrite string `json:"link_rewrite" form:"link_rewrite"`
Locale string `json:"locale" form:"locale"`
}
type CategoryInBreadcrumb struct {
CategoryID uint `json:"category_id" form:"category_id"`
Name string `json:"name" form:"name"`
}

24
app/model/product.go
View File

@@ -84,28 +84,4 @@ type ProductFilters struct {
InStock uint `query:"stock,omitempty"`
}
type ScannedCategory struct {
CategoryID uint `gorm:"column:category_id;primaryKey"`
Name string `gorm:"column:name"`
Active uint `gorm:"column:active"`
Position uint `gorm:"column:position"`
ParentID uint `gorm:"column:id_parent"`
IsRoot uint `gorm:"column:is_root_category"`
LinkRewrite string `gorm:"column:link_rewrite"`
IsoCode string `gorm:"column:iso_code"`
}
type Category struct {
CategoryID uint `json:"category_id" form:"category_id"`
Label string `json:"label" form:"label"`
// Active bool `json:"active" form:"active"`
Params CategpryParams `json:"params" form:"params"`
Children []Category `json:"children" form:"children"`
}
type CategpryParams struct {
CategoryID uint `json:"category_id" form:"category_id"`
LinkRewrite string `json:"link_rewrite" form:"link_rewrite"`
Locale string `json:"locale" form:"locale"`
}
type FeatVal = map[uint][]uint

2
app/model/productDescription.go
View File

@@ -19,6 +19,8 @@ type ProductDescription struct {
DeliveryInStock string `gorm:"column:delivery_in_stock;type:varchar(255)" json:"delivery_in_stock" form:"delivery_in_stock"`
DeliveryOutStock string `gorm:"column:delivery_out_stock;type:varchar(255)" json:"delivery_out_stock" form:"delivery_out_stock"`
Usage string `gorm:"column:usage;type:text" json:"usage" form:"usage"`
ExistsInDatabase bool `gorm:"-" json:"exists_in_database"`
}
type ProductRow struct {

11
app/repos/categoriesRepo/categoriesRepo.go
View File

@@ -37,12 +37,11 @@ func (r *CategoriesRepo) GetAllCategories(idLang uint) ([]model.ScannedCategory,
ps_category_lang.link_rewrite AS link_rewrite,
ps_lang.iso_code AS iso_code
`).
Joins(`LEFT JOIN ? ON ??.id_category = ??.id_category AND ??.id_shop = ? AND ??.id_lang = ?`,
categoryLangTbl, categoryLangTbl, categoryTbl, categoryLangTbl, constdata.SHOP_ID, categoryLangTbl, idLang).
Joins(`LEFT JOIN ? ON ??.id_category = ??.id_category AND ??.id_shop = ?`,
categoryShopTbl, categoryShopTbl, categoryTbl, categoryShopTbl, constdata.SHOP_ID).
Joins(`JOIN ? ON ??.id_lang = ??.id_lang`,
langTbl, langTbl, categoryLangTbl).
Joins(`LEFT JOIN `+categoryLangTbl+` ON `+categoryLangTbl+`.id_category = `+categoryTbl+`.id_category AND `+categoryLangTbl+`.id_shop = ? AND `+categoryLangTbl+`.id_lang = ?`,
constdata.SHOP_ID, idLang).
Joins(`LEFT JOIN `+categoryShopTbl+` ON `+categoryShopTbl+`.id_category = `+categoryTbl+`.id_category AND `+categoryShopTbl+`.id_shop = ?`,
constdata.SHOP_ID).
Joins(`JOIN ` + langTbl + ` ON ` + langTbl + `.id_lang = ` + categoryLangTbl + `.id_lang`).
Scan(&allCategories).Error
return allCategories, err

2
app/repos/listRepo/listRepo.go
View File

@@ -32,7 +32,7 @@ func (repo *ListRepo) ListProducts(id_lang uint, p find.Paging, filt *filters.Fi
ps.id_product AS product_id,
pl.name AS name,
pl.link_rewrite AS link_rewrite,
CONCAT(?, ims.id_image, '-small_default/', pl.link_rewrite, '.webp') AS image_link,
CONCAT(?, '/', ims.id_image, '-small_default/', pl.link_rewrite, '.webp') AS image_link,
cl.name AS category_name,
p.reference AS reference,
COALESCE(v.variants_number, 0) AS variants_number,

12
app/repos/productDescriptionRepo/productDescriptionRepo.go
View File

@@ -1,6 +1,7 @@
package productDescriptionRepo
import (
"errors"
"fmt"
"git.ma-al.com/goc_daniel/b2b/app/db"
@@ -8,6 +9,7 @@ import (
"git.ma-al.com/goc_daniel/b2b/app/model/dbmodel"
constdata "git.ma-al.com/goc_daniel/b2b/app/utils/const_data"
"github.com/WinterYukky/gorm-extra-clause-plugin/exclause"
"gorm.io/gorm"
)
type UIProductDescriptionRepo interface {
@@ -28,14 +30,21 @@ func (r *ProductDescriptionRepo) GetProductDescription(productID uint, productid
var ProductDescription model.ProductDescription
err := db.Get().
Model(dbmodel.PsProductLang{}).
Where(&dbmodel.PsProductLang{
IDProduct: int32(productID),
IDShop: int32(constdata.SHOP_ID),
IDLang: int32(productid_lang),
}).
First(&ProductDescription).Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
// handle "not found" case only
ProductDescription.ExistsInDatabase = false
} else if err != nil {
return nil, fmt.Errorf("database error: %w", err)
} else {
ProductDescription.ExistsInDatabase = true
}
return &ProductDescription, nil
@@ -50,6 +59,7 @@ func (r *ProductDescriptionRepo) CreateIfDoesNotExist(productID uint, productid_
}
err := db.Get().
Model(dbmodel.PsProductLang{}).
Where(&dbmodel.PsProductLang{
IDProduct: int32(productID),
IDShop: int32(constdata.SHOP_ID),

92
app/service/menuService/menuService.go
View File

@@ -1,6 +1,7 @@
package menuService
import (
"slices"
"sort"
"git.ma-al.com/goc_daniel/b2b/app/model"
@@ -21,7 +22,7 @@ func New() *MenuService {
}
}
func (s *MenuService) GetMenu(id_lang uint) (*model.Category, error) {
func (s *MenuService) GetCategoryTree(root_category_id uint, id_lang uint) (*model.Category, error) {
all_categories, err := s.categoriesRepo.GetAllCategories(id_lang)
if err != nil {
return &model.Category{}, err
@@ -31,7 +32,7 @@ func (s *MenuService) GetMenu(id_lang uint) (*model.Category, error) {
root_index := 0
root_found := false
for i := 0; i < len(all_categories); i++ {
if all_categories[i].IsRoot == 1 {
if all_categories[i].CategoryID == root_category_id {
root_index = i
root_found = true
break
@@ -44,6 +45,7 @@ func (s *MenuService) GetMenu(id_lang uint) (*model.Category, error) {
// now create the children and reorder them according to position
id_to_index := make(map[uint]int)
for i := 0; i < len(all_categories); i++ {
all_categories[i].Visited = false
id_to_index[all_categories[i].CategoryID] = i
}
@@ -58,19 +60,32 @@ func (s *MenuService) GetMenu(id_lang uint) (*model.Category, error) {
}
// finally, create the tree
tree := s.createTree(root_index, &all_categories, &children_indices)
tree, success := s.createTree(root_index, &all_categories, &children_indices)
if !success {
return &tree, responseErrors.ErrCircularDependency
}
return &tree, nil
}
func (s *MenuService) createTree(index int, all_categories *([]model.ScannedCategory), children_indices *(map[int][]ChildWithPosition)) model.Category {
func (s *MenuService) createTree(index int, all_categories *([]model.ScannedCategory), children_indices *(map[int][]ChildWithPosition)) (model.Category, bool) {
node := s.scannedToNormalCategory((*all_categories)[index])
if (*all_categories)[index].Visited {
return node, false
}
(*all_categories)[index].Visited = true
for i := 0; i < len((*children_indices)[index]); i++ {
node.Children = append(node.Children, s.createTree((*children_indices)[index][i].Index, all_categories, children_indices))
next_child, success := s.createTree((*children_indices)[index][i].Index, all_categories, children_indices)
if !success {
return node, false
}
node.Children = append(node.Children, next_child)
}
return node
(*all_categories)[index].Visited = false // just in case we have a "diamond" diagram
return node, true
}
func (s *MenuService) GetRoutes(id_lang uint) ([]model.Route, error) {
@@ -83,7 +98,7 @@ func (s *MenuService) scannedToNormalCategory(scanned model.ScannedCategory) mod
normal.CategoryID = scanned.CategoryID
normal.Label = scanned.Name
// normal.Active = scanned.Active == 1
normal.Params = model.CategpryParams{CategoryID: normal.CategoryID, LinkRewrite: scanned.LinkRewrite, Locale: scanned.IsoCode}
normal.Params = model.CategoryParams{CategoryID: normal.CategoryID, LinkRewrite: scanned.LinkRewrite, Locale: scanned.IsoCode}
normal.Children = []model.Category{}
return normal
}
@@ -98,6 +113,69 @@ func (a ByPosition) Len() int { return len(a) }
func (a ByPosition) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (a ByPosition) Less(i, j int) bool { return a[i].Position < a[j].Position }
func (s *MenuService) GetBreadcrumb(root_category_id uint, start_category_id uint, id_lang uint) ([]model.CategoryInBreadcrumb, error) {
all_categories, err := s.categoriesRepo.GetAllCategories(id_lang)
if err != nil {
return []model.CategoryInBreadcrumb{}, err
}
breadcrumb := []model.CategoryInBreadcrumb{}
start_index := 0
start_found := false
for i := 0; i < len(all_categories); i++ {
if all_categories[i].CategoryID == start_category_id {
start_index = i
start_found = true
break
}
}
if !start_found {
return []model.CategoryInBreadcrumb{}, responseErrors.ErrStartCategoryNotFound
}
// map category ids to indices
id_to_index := make(map[uint]int)
for i := 0; i < len(all_categories); i++ {
all_categories[i].Visited = false
id_to_index[all_categories[i].CategoryID] = i
}
// do a simple graph traversal, always jumping from node to its parent
index := start_index
success := true
for {
if all_categories[index].Visited {
success = false
break
}
all_categories[index].Visited = true
var next_category model.CategoryInBreadcrumb
next_category.CategoryID = all_categories[index].CategoryID
next_category.Name = all_categories[index].Name
breadcrumb = append(breadcrumb, next_category)
if all_categories[index].CategoryID == root_category_id {
break
}
next_index, ok := id_to_index[all_categories[index].ParentID]
if !ok {
success = false
break
}
index = next_index
}
slices.Reverse(breadcrumb)
if !success {
return breadcrumb, responseErrors.ErrRootNeverReached
}
return breadcrumb, nil
}
func (s *MenuService) GetTopMenu(languageId uint, roleId uint) ([]*model.B2BTopMenu, error) {
items, err := s.routesRepo.GetTopMenu(languageId, roleId)
if err != nil {

5
app/utils/const_data/consts.go
View File

@@ -3,6 +3,11 @@ package constdata
// PASSWORD_VALIDATION_REGEX is used by the frontend (JavaScript supports lookaheads).
const PASSWORD_VALIDATION_REGEX = `^(?=.*[a-z])(?=.*[A-Z])(?=.*\d).{10,}$`
const SHOP_ID = 1
const SHOP_DEFAULT_LANGUAGE = 1
// CATEGORY_TREE_ROOT_ID corresponds to id_category in ps_category which has is_root_category=1
const CATEGORY_TREE_ROOT_ID = 2
const MAX_AMOUNT_OF_CARTS_PER_USER = 10
const DEFAULT_NEW_CART_NAME = "new cart"

14
app/utils/responseErrors/responseErrors.go
View File

@@ -51,7 +51,10 @@ var (
ErrBadPaging = errors.New("bad or missing paging attribute value in header")
// Typed errors for menu handler
ErrNoRootFound = errors.New("no root found in categories table")
ErrNoRootFound = errors.New("no root found in categories table")
ErrCircularDependency = errors.New("circular dependency structure in tree (could be caused by improper root id)")
ErrStartCategoryNotFound = errors.New("the start category has not been found")
ErrRootNeverReached = errors.New("the root category is not an ancestor of start category")
// Typed errors for carts handler
ErrMaxAmtOfCartsReached = errors.New("maximal amount of carts reached")
@@ -151,6 +154,12 @@ func GetErrorCode(c fiber.Ctx, err error) string {
case errors.Is(err, ErrNoRootFound):
return i18n.T_(c, "error.no_root_found")
case errors.Is(err, ErrCircularDependency):
return i18n.T_(c, "error.circular_dependency")
case errors.Is(err, ErrStartCategoryNotFound):
return i18n.T_(c, "error.start_category_not_found")
case errors.Is(err, ErrRootNeverReached):
return i18n.T_(c, "error.root_never_reached")
case errors.Is(err, ErrMaxAmtOfCartsReached):
return i18n.T_(c, "error.max_amt_of_carts_reached")
@@ -200,6 +209,9 @@ func GetErrorStatus(err error) int {
errors.Is(err, ErrInvalidXHTML),
errors.Is(err, ErrBadPaging),
errors.Is(err, ErrNoRootFound),
errors.Is(err, ErrCircularDependency),
errors.Is(err, ErrStartCategoryNotFound),
errors.Is(err, ErrRootNeverReached),
errors.Is(err, ErrMaxAmtOfCartsReached),
errors.Is(err, ErrUserHasNoSuchCart),
errors.Is(err, ErrProductOrItsVariationDoesNotExist),