From 6cd7d164a22d709370c1a8f4005fe4c0a946f5a8 Mon Sep 17 00:00:00 2001
From: YulikK <yulikpoch@gmail.com>
Date: Mon, 13 May 2024 18:59:27 +0200
Subject: [PATCH] feat: add filter Object, make filer with OR concatenation

---
 src/shared/API/product/utils/filter.ts    | 85 ++++++++++++++++-------
 src/widgets/Catalog/model/CatalogModel.ts | 13 ++--
 2 files changed, 65 insertions(+), 33 deletions(-)

diff --git a/src/shared/API/product/utils/filter.ts b/src/shared/API/product/utils/filter.ts
index 34a6377a..3b0c8297 100644
--- a/src/shared/API/product/utils/filter.ts
+++ b/src/shared/API/product/utils/filter.ts
@@ -4,32 +4,63 @@ import type { FilterFieldsType, PriceRange } from '../../types/type.ts';
 
 import { FilterFields } from '../../types/type.ts';
 
-export default function addFilter(field: FilterFieldsType, value?: PriceRange | string): string {
-  let result = '';
-  switch (field) {
-    case FilterFields.CATEGORY:
-      if (typeof value === 'string') {
-        result = `${field}:subtree("${value}")`;
-      }
-      break;
-    case FilterFields.NEW_ARRIVAL:
-      result = field;
-      break;
-    case FilterFields.SALE:
-      result = field;
-      break;
-    case FilterFields.SIZE:
-      if (typeof value === 'string') {
-        result = `${field}:"${value}"`;
-      }
-      break;
-    case FilterFields.PRICE:
-      if (value && typeof value !== 'string') {
-        result = `${field}: range(${value.min * PRICE_FRACTIONS} to ${value.max * PRICE_FRACTIONS})`;
-      }
-      break;
-    default:
-      result = '';
+export default class FilterProduct {
+  private categories: string[] = [];
+
+  private newArrival = '';
+
+  private price = '';
+
+  private sale = '';
+
+  private size: string[] = [];
+
+  public addFilter(field: FilterFieldsType, value?: PriceRange | string): string[] {
+    switch (field) {
+      case FilterFields.CATEGORY:
+        if (typeof value === 'string') {
+          this.categories.push(value);
+        }
+        break;
+      case FilterFields.NEW_ARRIVAL:
+        this.newArrival = field;
+        break;
+      case FilterFields.SALE:
+        this.sale = field;
+        break;
+      case FilterFields.SIZE:
+        if (typeof value === 'string') {
+          this.size.push(value);
+        }
+        break;
+      case FilterFields.PRICE:
+        if (value && typeof value !== 'string') {
+          this.price = `${field}: range(${value.min * PRICE_FRACTIONS} to ${value.max * PRICE_FRACTIONS})`;
+        }
+        break;
+      default:
+        break;
+    }
+    return this.getFilter();
+  }
+
+  public getFilter(): string[] {
+    const result = [];
+    if (this.categories.length) {
+      result.push(`${FilterFields.CATEGORY}:${this.categories.map((category) => `subtree("${category}")`).join(',')}`);
+    }
+    if (this.size.length) {
+      result.push(`${FilterFields.SIZE}:${this.size.map((size) => `"${size}"`).join(',')}`);
+    }
+    if (this.newArrival) {
+      result.push(this.newArrival);
+    }
+    if (this.price) {
+      result.push(this.price);
+    }
+    if (this.sale) {
+      result.push(this.sale);
+    }
+    return result;
   }
-  return result;
 }
diff --git a/src/widgets/Catalog/model/CatalogModel.ts b/src/widgets/Catalog/model/CatalogModel.ts
index d67a2549..c8f25b90 100644
--- a/src/widgets/Catalog/model/CatalogModel.ts
+++ b/src/widgets/Catalog/model/CatalogModel.ts
@@ -3,7 +3,8 @@ import type ProductFiltersParams from '@/shared/types/productFilters.ts';
 import ProductCardModel from '@/entities/ProductCard/model/ProductCardModel.ts';
 import ProductFiltersModel from '@/features/ProductFilters/model/ProductFiltersModel.ts';
 import getProductModel from '@/shared/API/product/model/ProductModel.ts';
-import addFilter from '@/shared/API/product/utils/filter.ts';
+// import addFilter from '@/shared/API/product/utils/filter.ts';
+import FilterProduct from '@/shared/API/product/utils/filter.ts';
 import { FilterFields, type OptionsRequest } from '@/shared/API/types/type.ts';
 import LoaderModel from '@/shared/Loader/model/LoaderModel.ts';
 import getStore from '@/shared/Store/Store.ts';
@@ -55,16 +56,16 @@ class CatalogModel {
 
   private getSelectedFilters(): OptionsRequest {
     const { category, price, size } = getStore().getState().selectedFilters || {};
-    const filter: OptionsRequest['filter'] = [];
-    category?.forEach((categoryID) => filter.push(addFilter(FilterFields.CATEGORY, categoryID)));
+    const filter = new FilterProduct();
+    category?.forEach((categoryID) => filter.addFilter(FilterFields.CATEGORY, categoryID));
     if (price?.max || price?.min) {
-      filter.push(addFilter(FilterFields.PRICE, price));
+      filter.addFilter(FilterFields.PRICE, price);
     }
     if (size) {
-      filter.push(addFilter(FilterFields.SIZE, size));
+      filter.addFilter(FilterFields.SIZE, size);
     }
 
-    return { filter, limit: 100, sort: { direction: 'desc', field: 'name', locale: 'en' } };
+    return { filter: filter.getFilter(), limit: 100, sort: { direction: 'desc', field: 'name', locale: 'en' } };
   }
 
   private init(): void {