add angular list view generations

This commit is contained in:
Roland Schneider 2025-11-19 09:52:15 +01:00
parent 8ccb75ee4e
commit 997dd917fe
16 changed files with 495 additions and 5 deletions

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@ -1,10 +1,12 @@
import { Routes } from '@angular/router';
import { LoginComponent } from './components/login/login.component';
import { AuthGuard } from './auth/auth.guard';
import { HomeComponent } from './components/home/home.component'; // Assuming you have a HomeComponent
import { HomeComponent } from './components/home/home.component';
import { ProductListComponent } from "./features/products/components/product-list/product-list.component";
export const routes: Routes = [
{ path: 'login', component: LoginComponent },
{ path: 'products', component: ProductListComponent },
{ path: 'login', component: LoginComponent },
{ path: '', component: HomeComponent, canActivate: [AuthGuard] },
{ path: '**', redirectTo: '' } // Redirect to home for any other route
];

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@ -0,0 +1,20 @@
<!-- Generated by the CLI -->
<form [formGroup]="filterForm" class="p-4 bg-base-200 rounded-lg shadow">
<div class="grid grid-cols-1 md:grid-cols-4 gap-4 items-end">
<!-- Filter for 'name' -->
<div class="form-control">
<label class="label">
<span class="label-text">Name</span>
</label>
<input type="text" formControlName="name" placeholder="Filter by name" class="input input-bordered w-full">
</div>
<!-- Add other filter inputs here -->
<!-- Reset Button -->
<div class="form-control">
<button type="button" (click)="reset()" class="btn btn-secondary">Reset</button>
</div>
</div>
</form>

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@ -0,0 +1,37 @@
// Generated by the CLI
import { Component, EventEmitter, Output } from '@angular/core';
import { FormBuilder, FormGroup, ReactiveFormsModule } from '@angular/forms';
import { debounceTime, distinctUntilChanged } from 'rxjs/operators';
@Component({
selector: 'app-product-filter',
templateUrl: './product-filter.component.html',
standalone: true,
imports: [ReactiveFormsModule]
})
export class ProductFilterComponent {
@Output() filterChanged = new EventEmitter<any>();
filterForm: FormGroup;
constructor(private fb: FormBuilder) {
this.filterForm = this.fb.group({
name: [''],
// Add other filterable form controls here
});
this.filterForm.valueChanges.pipe(
debounceTime(300),
distinctUntilChanged()
).subscribe(values => {
// Remove empty properties before emitting
const cleanFilter = Object.fromEntries(
Object.entries(values).filter(([_, v]) => v != null && v !== '')
);
this.filterChanged.emit(cleanFilter);
});
}
reset() {
this.filterForm.reset();
}
}

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@ -0,0 +1,59 @@
<!-- Generated by the CLI -->
<div class="p-4 md:p-8 space-y-6">
<h1 class="text-3xl font-bold">Products</h1>
<!-- Filter Component -->
<app-product-filter (filterChanged)="onFilterChanged($event)"></app-product-filter>
<!-- Data Table -->
<ng-container *ngIf="paginatedResponse$ | async as response; else loading">
<div class="overflow-x-auto bg-base-100 rounded-lg shadow">
<table class="table w-full">
<thead>
<tr>
<th>ID</th>
<th>Name</th>
<!-- Add other table headers here -->
<th class="text-right">Actions</th>
</tr>
</thead>
<tbody>
<tr *ngFor="let item of response.data" class="hover">
<td>{{ item.id }}</td>
<td>{{ item.name }}</td>
<!-- Add other table data cells here -->
<td class="text-right space-x-2">
<button class="btn btn-sm btn-ghost">View</button>
<button class="btn btn-sm btn-ghost">Edit</button>
<button (click)="deleteItem(item.id)" class="btn btn-sm btn-error btn-ghost">Delete</button>
</td>
</tr>
<tr *ngIf="response.data.length === 0">
<td colspan="3" class="text-center">No products found.</td>
</tr>
</tbody>
</table>
</div>
<!-- Pagination Controls -->
<div *ngIf="response.meta.totalPages > 1" class="flex justify-center mt-4">
<div class="join">
<button
class="join-item btn"
(click)="changePage(response.meta.currentPage - 1)"
[disabled]="response.meta.currentPage === 1">«</button>
<button class="join-item btn">Page {{ response.meta.currentPage }} of {{ response.meta.totalPages }}</button>
<button
class="join-item btn"
(click)="changePage(response.meta.currentPage + 1)"
[disabled]="response.meta.currentPage === response.meta.totalPages">»</button>
</div>
</div>
</ng-container>
<ng-template #loading>
<div class="text-center p-8">
<span class="loading loading-spinner loading-lg"></span>
</div>
</ng-template>
</div>

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@ -0,0 +1,67 @@
// dvbooking-cli/src/templates/angular/list.component.ts.tpl
// Generated by the CLI
import { Component, OnInit } from '@angular/core';
import { CommonModule } from '@angular/common';
import { BehaviorSubject, Observable, combineLatest } from 'rxjs';
import { switchMap, startWith } from 'rxjs/operators';
import { Product, PaginatedResponse } from '../../models/product.model';
import { ProductService } from '../../services/product.service';
import { ProductFilterComponent } from '../product-filter/product-filter.component';
@Component({
selector: 'app-product-list',
templateUrl: './product-list.component.html',
standalone: true,
imports: [CommonModule, ProductFilterComponent],
})
export class ProductListComponent implements OnInit {
private refresh$ = new BehaviorSubject<void>(undefined);
private filter$ = new BehaviorSubject<any>({});
private page$ = new BehaviorSubject<number>(1);
paginatedResponse$!: Observable<PaginatedResponse<Product>>;
constructor(private productService: ProductService) { }
ngOnInit(): void {
this.paginatedResponse$ = combineLatest([
this.refresh$,
this.filter$.pipe(startWith({})),
this.page$.pipe(startWith(1))
]).pipe(
switchMap(([_, filter, page]) => {
const query = { ...filter, page, limit: 10 };
return this.productService.find(query);
})
);
}
onFilterChanged(filter: any): void {
this.page$.next(1);
this.filter$.next(filter);
}
changePage(newPage: number): void {
if (newPage > 0) {
this.page$.next(newPage);
}
}
deleteItem(id: number): void {
if (confirm('Are you sure you want to delete this item?')) {
this.productService.remove(id).subscribe({
next: () => {
console.log(`Item with ID ${id} deleted successfully.`);
this.refresh$.next();
},
// --- THIS IS THE FIX ---
// Explicitly type 'err' to satisfy strict TypeScript rules.
error: (err: any) => {
console.error(`Error deleting item with ID ${id}:`, err);
}
});
}
}
}

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@ -0,0 +1,17 @@
// Generated by the CLI
export interface Product {
id: number;
name: string;
// Add other properties from your NestJS entity here
}
export interface PaginatedResponse<T> {
data: T[];
meta: {
totalItems: number;
itemCount: number;
itemsPerPage: number;
totalPages: number;
currentPage: number;
};
}

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// dvbooking-cli/src/templates/angular/service.ts.tpl
// Generated by the CLI
import { Injectable } from '@angular/core';
import { HttpClient, HttpParams } from '@angular/common/http';
import { Observable } from 'rxjs';
import { Product, PaginatedResponse } from '../models/product.model';
import { ConfigurationService } from '../../../services/configuration.service';
@Injectable({
providedIn: 'root'
})
export class ProductService {
private readonly apiUrl: string;
constructor(
private http: HttpClient,
private configService: ConfigurationService
) {
this.apiUrl = `${this.configService.getApiUrl()}/products`;
}
/**
* Find records with pagination and filtering.
*/
public find(filter: Record<string, any>): Observable<PaginatedResponse<Product>> {
// --- THIS IS THE FIX ---
// The incorrect line: .filter(([_, v]) for v != null)
// is now correctly written with an arrow function.
const cleanFilter = Object.fromEntries(
Object.entries(filter).filter(([_, v]) => v != null)
);
// --- END OF FIX ---
const params = new HttpParams({ fromObject: cleanFilter });
return this.http.get<PaginatedResponse<Product>>(this.apiUrl, { params });
}
/**
* Find a single record by its ID.
*/
public findOne(id: number): Observable<Product> {
return this.http.get<Product>(`${this.apiUrl}/${id}`);
}
/**
* Create a new record.
*/
public create(data: Omit<Product, 'id'>): Observable<Product> {
return this.http.post<Product>(this.apiUrl, data);
}
/**
* Update an existing record.
*/
public update(id: number, data: Partial<Omit<Product, 'id'>>): Observable<Product> {
return this.http.patch<Product>(`${this.apiUrl}/${id}`, data);
}
/**
* Remove a record by its ID.
*/
public remove(id: number): Observable<any> {
return this.http.delete(`${this.apiUrl}/${id}`);
}
}

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@ -33,7 +33,7 @@ Accept: application/json
Content-Type: application/json
{
"name": "p3",
"name": "p22",
"price": 3,
"is_available": true
}

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@ -9,6 +9,8 @@ import { User } from './entity/user';
import { UserGroup } from './entity/user-group';
import { UserRole } from './entity/user-role';
import { LoggerModule } from './logger/logger.module';
import { Product } from "./entity/product.entity";
import { ProductsModule } from "./product/products.module";
const moduleTypeOrm = TypeOrmModule.forRootAsync({
imports: [ConfigModule],
@ -21,7 +23,7 @@ const moduleTypeOrm = TypeOrmModule.forRootAsync({
username: configService.get<string>('DATABASE_USER'),
password: configService.get<string>('DATABASE_PASS'),
database: configService.get<string>('DATABASE_NAME'),
entities: [User, UserGroup, UserRole],
entities: [User, UserGroup, UserRole, Product],
logging: true,
// synchronize: true,
};
@ -35,7 +37,8 @@ const moduleTypeOrm = TypeOrmModule.forRootAsync({
UserModule,
AuthModule,
LoggerModule,
],
ProductsModule
],
controllers: [AppController],
providers: [AppService],
})

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import { Entity, PrimaryGeneratedColumn, Column } from 'typeorm';
import { IsString, IsNumber, IsBoolean, IsDate, IsOptional } from 'class-validator';
@Entity({ name: 'products' })
export class Product {
@PrimaryGeneratedColumn()
id: number;
@Column()
@IsString()
name: string;
@Column({ type: 'numeric', nullable: true })
@IsOptional()
@IsNumber()
price: number | null;
@Column({ type: 'boolean', nullable: true, default: true })
@IsOptional()
@IsBoolean()
is_available: boolean | null = true;
}

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import { OmitType } from '@nestjs/mapped-types';
import { Product } from '../../entity/product.entity';
// NOTE: Use class-validator decorators here for production-grade validation.
export class CreateProductDto extends OmitType(Product, ['id']) {}

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@ -0,0 +1,32 @@
import { IsOptional, IsString, IsNumber, IsIn, IsBoolean } from 'class-validator';
import { Type } from 'class-transformer';
export class QueryProductDto {
@IsOptional()
@Type(() => Number)
@IsNumber()
page?: number;
@IsOptional()
@Type(() => Number)
@IsNumber()
limit?: number;
@IsOptional()
@IsString()
sortBy?: string; // Should be a property of the Product entity
@IsOptional()
@IsIn(['ASC', 'DESC'])
order?: 'ASC' | 'DESC';
// --- Add other filterable properties below ---
// @IsOptional()
// @IsString()
// name?: string;
// @IsOptional()
// @Type(() => Boolean)
// @IsBoolean()
// is_available?: boolean;
}

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@ -0,0 +1,4 @@
import { PartialType } from '@nestjs/mapped-types';
import { CreateProductDto } from './create-product.dto';
export class UpdateProductDto extends PartialType(CreateProductDto) {}

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@ -0,0 +1,35 @@
import { Controller, Get, Post, Body, Patch, Param, Delete, Query, ParseIntPipe } from '@nestjs/common';
import { ProductsService } from './products.service';
import { CreateProductDto } from './dto/create-product.dto';
import { UpdateProductDto } from './dto/update-product.dto';
import { QueryProductDto } from './dto/query-product.dto';
@Controller('products')
export class ProductsController {
constructor(private readonly productsService: ProductsService) {}
@Post()
create(@Body() createProductDto: CreateProductDto) {
return this.productsService.create(createProductDto);
}
@Get()
findAll(@Query() queryParams: QueryProductDto) {
return this.productsService.findAll(queryParams);
}
@Get(':id')
findOne(@Param('id', ParseIntPipe) id: number) {
return this.productsService.findOne(id);
}
@Patch(':id')
update(@Param('id', ParseIntPipe) id: number, @Body() updateProductDto: UpdateProductDto) {
return this.productsService.update(id, updateProductDto);
}
@Delete(':id')
remove(@Param('id', ParseIntPipe) id: number) {
return this.productsService.remove(id);
}
}

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@ -0,0 +1,12 @@
import { Module } from '@nestjs/common';
import { TypeOrmModule } from '@nestjs/typeorm';
import { ProductsService } from './products.service';
import { ProductsController } from './products.controller';
import { Product } from '../entity/product.entity';
@Module({
imports: [TypeOrmModule.forFeature([Product])],
controllers: [ProductsController],
providers: [ProductsService],
})
export class ProductsModule {}

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import { Injectable, NotFoundException } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository, FindManyOptions, FindOptionsWhere, ILike } from 'typeorm';
import { CreateProductDto } from './dto/create-product.dto';
import { UpdateProductDto } from './dto/update-product.dto';
import { QueryProductDto } from './dto/query-product.dto';
import { Product } from '../entity/product.entity';
type QueryConfigItem = {
param: keyof Omit<QueryProductDto, 'page' | 'limit' | 'sortBy' | 'order'>;
dbField: keyof Product;
operator: 'equals' | 'like';
};
@Injectable()
export class ProductsService {
constructor(
@InjectRepository(Product)
private readonly productRepository: Repository<Product>,
) {}
create(createProductDto: CreateProductDto) {
const newRecord = this.productRepository.create(createProductDto);
return this.productRepository.save(newRecord);
}
async findAll(queryParams: QueryProductDto) {
const { page = 1, limit = 0, sortBy, order, ...filters } = queryParams;
const queryConfig: QueryConfigItem[] = [
// Example: { param: 'name', dbField: 'name', operator: 'like' },
// Example: { param: 'is_available', dbField: 'is_available', operator: 'equals' },
];
// --- START OF THE FIX ---
// 1. Create a loosely typed object to build the where clause.
const whereClause: { [key: string]: any } = {};
// 2. Populate it dynamically. This avoids the TypeScript error.
for (const config of queryConfig) {
if (filters[config.param] !== undefined) {
if (config.operator === 'like') {
whereClause[config.dbField] = ILike(`%${filters[config.param]}%`);
} else {
whereClause[config.dbField] = filters[config.param];
}
}
}
// 3. Assign the complete, built clause to the strongly-typed options.
const findOptions: FindManyOptions<Product> = {
where: whereClause as FindOptionsWhere<Product>,
};
// --- END OF THE FIX ---
const paginated = limit > 0;
if (paginated) {
findOptions.skip = (page - 1) * limit;
findOptions.take = limit;
}
if (sortBy && order) {
findOptions.order = { [sortBy]: order };
}
const [data, totalItems] = await this.productRepository.findAndCount(findOptions);
if (!paginated) {
return { data, total: data.length };
}
return {
data,
meta: {
totalItems,
itemCount: data.length,
itemsPerPage: limit,
totalPages: Math.ceil(totalItems / limit),
currentPage: page,
},
};
}
async findOne(id: number) {
const record = await this.productRepository.findOneBy({ id: id as any });
if (!record) {
throw new NotFoundException(`Product with ID ${id} not found`);
}
return record;
}
async update(id: number, updateProductDto: UpdateProductDto) {
const record = await this.findOne(id);
Object.assign(record, updateProductDto);
return this.productRepository.save(record);
}
async remove(id: number) {
const result = await this.productRepository.delete(id);
if (result.affected === 0) {
throw new NotFoundException(`Product with ID ${id} not found`);
}
return { deleted: true, id };
}
}