added category filtering

bruno/Common Cents/Categories/LOC GET Categories.bru

@@ -5,7 +5,11 @@ meta {
 }
 
 get {
-  url: {{localBaseUrl}}/{{resourcePath}}
+  url: {{localBaseUrl}}/{{resourcePath}}?sort=desc
   body: none
   auth: inherit
 }
+
+params:query {
+  sort: desc
+}

bruno/Common Cents/Merchants/LOC GET Merchants.bru

@@ -5,7 +5,11 @@ meta {
 }
 
 get {
-  url: {{localBaseUrl}}/{{resourcePath}}
+  url: {{localBaseUrl}}/{{resourcePath}}?sort=desc
   body: none
   auth: inherit
 }
+
+params:query {
+  sort: desc
+}

bruno/Common Cents/Tags/LOC GET Tags.bru

@@ -9,3 +9,7 @@ get {
   body: none
   auth: inherit
 }
+
+params:query {
+  ~tags: Tundra
+}

src/categories/categories.controller.ts

@@ -6,6 +6,7 @@ import {
   Delete,
   Body,
   Param,
+  Query,
   HttpCode,
   HttpStatus,
   BadRequestException,
@@ -23,8 +24,12 @@ export class CategoriesController {
 
   @Get()
   @HttpCode(HttpStatus.OK)
-  public async findAll(): Promise<Category[]> {
+  public async find(@Query() filters: GetCategoryFilters): Promise<Category[]> {
-    return await this.categoriesService.findAll();
+    const ids = Array.isArray(filters.ids) ? filters.ids : filters.ids ? [filters.ids] : [];
+    const categories = Array.isArray(filters.categories) ? filters.categories : filters.categories ? [filters.categories] : [];
+    const sort = filters.sort?.toLowerCase() === 'desc' ? 'desc' : 'asc';
+
+    return await this.categoriesService.find({ ids, categories, sort});
   }
 
   @Get(':id')
@@ -73,3 +78,9 @@ export class CategoriesController {
     return await this.categoriesService.remove(id);
   }
 }
+
+export interface GetCategoryFilters {
+  ids?: string[];
+  categories?: string[];
+  sort?: 'asc' | 'desc';
+}

src/categories/categories.service.ts

@@ -3,13 +3,14 @@ import { CreateCategoryDto } from './dto/create-category.dto';
 import { UpdateCategoryDto } from './dto/update-category.dto';
 import { CategoryDataService } from './category-data.service';
 import { Category } from './entities/category.entity';
+import { GetCategoryFilters } from './categories.controller';
 
 @Injectable()
 export class CategoriesService {
   public constructor(private categoryDataService: CategoryDataService) { }
 
-  public async findAll(): Promise<Category[]> {
+  public async find(filters: GetCategoryFilters): Promise<Category[]> {
-    return await this.categoryDataService.getAll();
+    return await this.categoryDataService.get(filters);
   }
 
   public async findById(id: string): Promise<Category> {

src/categories/category-data.service.ts

@@ -1,7 +1,8 @@
 import { Injectable } from '@nestjs/common';
-import { DataSource, Repository } from 'typeorm';
+import { DataSource, ILike, Repository } from 'typeorm';
 import { Category } from './entities/category.entity';
 import { UpdateCategoryDto } from './dto/update-category.dto';
+import { GetCategoryFilters } from './categories.controller';
 
 @Injectable()
 export class CategoryDataService {
@@ -11,8 +12,14 @@ export class CategoryDataService {
     this.categories = this.dataSource.getRepository(Category);
   }
 
-  public async getAll(): Promise<Category[]> {
+  public async get(filters: GetCategoryFilters): Promise<Category[]> {
-    return await this.categories.find();
+    const idFilters = filters.ids?.map(id => { return { id }}) ?? [];
+    const nameFilters = filters.categories?.map(tag => { return { name: ILike('%' + tag + '%') }}) ?? [];
+
+    return await this.categories.find({
+      where: [...idFilters, ...nameFilters],
+      order: { name: filters.sort === 'desc' ? 'desc' : 'asc' }
+    });
   }
 
   public async getById(id: string): Promise<Category | null> {

src/merchants/merchant-data.service.ts

@@ -18,7 +18,7 @@ export class MerchantDataService {
 
     return await this.merchants.find({
       where: [...idFilters, ...nameFilters],
-      order: { name: filters.sort === 'desc' ? 'desc' : 'asc' },
+      order: { name: filters.sort === 'desc' ? 'desc' : 'asc' }
     });
   }
 

src/tags/tag-data.service.ts

@@ -18,7 +18,7 @@ export class TagDataService {
 
     return await this.tags.find({
       where: [...idFilters, ...nameFilters],
-      order: { name: filters.sort === 'desc' ? 'desc' : 'asc' },
+      order: { name: filters.sort === 'desc' ? 'desc' : 'asc' }
     });
   }