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import { AttachmentMapper } from 'ish-core/models/attachment/attachment.mapper';
import { AttributeGroup } from 'ish-core/models/attribute-group/attribute-group.model';
import { AttributeHelper } from 'ish-core/models/attribute/attribute.helper';
import { CategoryData } from 'ish-core/models/category/category.interface';
import { CategoryMapper } from 'ish-core/models/category/category.mapper';
import { ImageMapper } from 'ish-core/models/image/image.mapper';
import { Link } from 'ish-core/models/link/link.model';
import { VariationAttributeMapper } from 'ish-core/models/product-variation/variation-attribute.mapper';
import { SeoAttributesMapper } from 'ish-core/models/seo-attributes/seo-attributes.mapper';
import { WarrantyMapper } from 'ish-core/models/warranty/warranty.mapper';
import { SkuQuantityType } from './product.helper';
import { ProductData, ProductDataStub, ProductVariationLink } from './product.interface';
import { AllProductTypes, Product, VariationProduct, VariationProductMaster } from './product.model';
/**
* check if attribute is available and return value, otherwise undefined
*/
function retrieveStubAttributeValue<T>(data: ProductDataStub, attributeName: string) {
return data ? AttributeHelper.getAttributeValueByAttributeName<T>(data.attributes, attributeName) : undefined;
}
/**
* maps promotion links data to a string array of promotion ids
*/
function mapPromotionIds(data: Link[]): string[] {
return data ? data.map(promotionLink => promotionLink.itemId) : [];
}
/**
* maps an attribute group and its attribute data to the same format as it is used in a single product call
*/
function mapAttributeGroups(data: ProductDataStub): { [id: string]: AttributeGroup } {
return { [data.attributeGroup.name]: { attributes: data.attributeGroup.attributes } };
}
/**
* Product Mapper maps data of HTTP requests to model instances and vice versa.
*/
@Injectable({ providedIn: 'root' })
export class ProductMapper {
constructor(
private imageMapper: ImageMapper,
private attachmentMapper: AttachmentMapper,
private categoryMapper: CategoryMapper,
private variationAttributeMapper: VariationAttributeMapper
) {}
static parseSkuFromURI(uri: string): string {
const match = /products[^\/]*\/([^\?]*)/.exec(uri);
if (match) {
return match[1];
} else E{
console.warn(`could not find sku in uri '${uri}'`);
return;
}
}
static findDefaultVariation(variationLinks: Link[]): string {
const defaultVariation = variationLinks.find(variation =>
AttributeHelper.getAttributeValueByAttributeName<boolean>(variation.attributes, 'defaultVariation')
);
return defaultVariation ? ProductMapper.parseSkuFromURI(defaultVariation.uri) : undefined;
}
static constructMasterStub(sku: string, variations: Partial<VariationProduct>[]): Partial<VariationProductMaster> {
return variations?.length
? {
type: 'VariationProductMaster',
sku,
completenessLevel: 0,
variationAttributeValues: variations
.map(v => v.variableVariationAttributes)
.flat()
.filter(
(val, idx, arr) =>
arr.findIndex(el => el.variationAttributeId === val.variationAttributeId && el.value === val.value) ===
idx
),
}
: undefined;
}
fromLink(link: Link): Partial<Product> {
return {
sku: ProductMapper.parseSkuFromURI(link.uri),
name: link.title,
shortDescription: link.description,
type: 'Product',
completenessLevel: 1,
};
}
fromVariationLink(link: ProductVariationLink, productMasterSKU: string): Partial<VariationProduct> {
return {
...this.fromLink(link),
variableVariationAttributes: this.variationAttributeMapper.fromData(
link.variableVariationAttributeValuesExtended
),
productMasterSKU,
type: 'VariationProduct',
failed: false,
};
}
fromRetailSetLink(link: Link): Partial<Product> {
return {
sku: ProductMapper.parseSkuFromURI(link.uri),
name: link.title,
shortDescription: link.description,
completenessLevel: 1,
};
}
/**
* construct a {@link Product} stub from data returned by link list responses with additional data
*/
fromStubData(data: ProductDataStub): Partial<AllProductTypes> {
const sku = retrieveStubAttributeValue<string>(data, 'sku');
if (!sku) {
throw new Error('cannot construct product stub without SKU');
}
const productCategory = retrieveStubAttributeValue<CategoryData>(data, 'defaultCategory');
const promotionLinks = retrieveStubAttributeValue<{ elements: Link[] }>(data, 'promotions')?.elements ?? [];
const product: Partial<Product> = {
shortDescription: data.description,
name: data.title,
sku,
images: this.imageMapper.fromImageUrl(retrieveStubAttributeValue(data, 'image')),
manufacturer: retrieveStubAttributeValue(data, 'manufacturer'),
available: this.calculateAvailable(
retrieveStubAttributeValue(data, 'availability'),
retrieveStubAttributeValue(data, 'inStock')
),
longDescription: undefined,
minOrderQuantity: retrieveStubAttributeValue<{ value: number }>(data, 'minOrderQuantity')?.value,
maxOrderQuantity: retrieveStubAttributeValue<{ value: number }>(data, 'maxOrderQuantity')?.value,
stepQuantity: retrieveStubAttributeValue<{ value: number }>(data, 'stepQuantity')?.value,
packingUnit: retrieveStubAttributeValue(data, 'packingUnit'),
attributeGroups: data.attributeGroup && mapAttributeGroups(data),
readyForShipmentMin: undefined,
readyForShipmentMax: undefined,
roundedAverageRating: +retrieveStubAttributeValue<string>(data, 'roundedAverageRating') || 0,
type: 'Product',
defaultCategoryId: productCategory ? this.categoryMapper.fromDataSingle(productCategory).uniqueId : undefined,
promotionIds: mapPromotionIds(promotionLinks),
completenessLevel: 2,
failed: false,
};
return this.appendProductTypeForStubData(data, product);
}
/**
* map API Response to fully qualified {@link Product}s
*/
fromData(data: ProductData): AllProductTypes {
const product: Product = {
type: 'Product',
name: data.productName,
shortDescription: data.shortDescription,
longDescription: data.longDescription,
available: this.calculateAvailable(data.availability, data.inStock),
minOrderQuantity: data.minOrderQuantity,
maxOrderQuantity: data.maxOrderQuantity,
stepQuantity: data.stepOrderQuantity,
packingUnit: data.packingUnit,
availableStock: data.availableStock,
attributes: data.attributeGroups?.PRODUCT_DETAIL_ATTRIBUTES?.attributes || data.attributes || [],
attributeGroups: data.attributeGroups,
attachments: this.attachmentMapper.fromAttachments(data.attachments),
images: this.imageMapper.fromImages(data.images),
manufacturer: data.manufacturer,
readyForShipmentMin: data.readyForShipmentMin,
readyForShipmentMax: data.readyForShipmentMax,
roundedAverageRating: +data.roundedAverageRating || 0,
numberOfReviews: data.numberOfReviews || 0,
sku: data.sku,
defaultCategoryId: data.defaultCategory
? this.categoryMapper.fromDataSingle(data.defaultCategory).uniqueId
: undefined,
promotionIds: mapPromotionIds(data.promotions),
completenessLevel: 3,
failed: false,
seoAttributes: SeoAttributesMapper.fromData(data.seoAttributes),
availableWarranties: WarrantyMapper.fromLinkData(data.availableWarranties),
};
return this.appendProductTypeForData(data, product);
}
private calculateAvailable(availability: boolean, inStock: boolean) {
return !!availability && (inStock !== undefined ? inStock : true);
}
/**
* map product bundle API Response to a link / quantity type
*/
fromProductBundleData(links: Link[]): SkuQuantityType[] {
return links.map(link => ({
sku: ProductMapper.parseSkuFromURI(link.uri),
quantity: AttributeHelper.getAttributeValueByAttributeName<{ value: number }>(link.attributes, 'quantity').value,
}));
}
private appendProductTypeForStubData(data: ProductDataStub, product: Partial<Product>): Partial<AllProductTypes> {
const mastered = retrieveStubAttributeValue<boolean>(data, 'mastered');
const productMaster = retrieveStubAttributeValue<boolean>(data, 'productMaster');
const productMasterSKU = retrieveStubAttributeValue<string>(data, 'productMasterSKU');
const retailSet = retrieveStubAttributeValue<boolean>(data, 'retailSet');
Iif (productMaster) {
return {
...product,
type: 'VariationProductMaster',
};
} else Iif (mastered) {
return {
...product,
productMasterSKU,
type: 'VariationProduct',
};
} else Iif (retailSet) {
return {
...product,
type: 'RetailSet',
};
} else {
return product;
}
}
private appendProductTypeForData(data: ProductData, product: Product): AllProductTypes {
if (data.productMaster) {
return {
...product,
variationAttributeValues: this.variationAttributeMapper.fromMasterData(data.variationAttributeValuesExtended),
type: 'VariationProductMaster',
};
} else if (data.mastered) {
return {
...product,
productMasterSKU: data.productMasterSKU,
variableVariationAttributes: this.variationAttributeMapper.fromData(data.variationAttributeValuesExtended),
type: 'VariationProduct',
};
} else if (data.productTypes?.includes('BUNDLE') || data.productBundle) {
return {
...product,
type: 'Bundle',
};
} else if (data.retailSet) {
return {
...product,
type: 'RetailSet',
};
} else {
return product;
}
}
}
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