US09: Add a list component for the owners

This commit is contained in:
Ivaylo Ivanov 2020-03-25 13:47:18 +01:00
parent 5ffbe6c225
commit 5c8e2c1c39
6 changed files with 158 additions and 3 deletions

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@ -7,13 +7,15 @@ import { AddHorseComponent } from './component/add-horse/add-horse.component';
import { UpdateHorseComponent } from './component/update-horse/update-horse.component';
import { AddOwnerComponent } from './component/add-owner/add-owner.component';
import { UpdateOwnerComponent } from './component/update-owner/update-owner.component';
import { ListOwnersComponent } from './component/list-owners/list-owners.component';
const routes: Routes = [
{path: '', redirectTo: 'owner', pathMatch: 'full'},
{path: 'owner', component: OwnerComponent},
{path: 'owner', component: ListOwnersComponent},
{path: 'owner/add', component: AddOwnerComponent},
{path: 'owner/:id/edit', component: UpdateOwnerComponent},
{path: 'owner/:id', component: OwnerComponent},
{path: 'horse', component: ListHorsesComponent},
{path: 'horse/add', component: AddHorseComponent},
{path: 'horse/:id/edit', component: UpdateHorseComponent},

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@ -13,6 +13,7 @@ import { UpdateHorseComponent } from './component/update-horse/update-horse.comp
import { ListHorsesComponent } from './component/list-horses/list-horses.component';
import { AddOwnerComponent } from './component/add-owner/add-owner.component';
import { UpdateOwnerComponent } from './component/update-owner/update-owner.component';
import { ListOwnersComponent } from './component/list-owners/list-owners.component';
@NgModule({
declarations: [
@ -24,7 +25,8 @@ import { UpdateOwnerComponent } from './component/update-owner/update-owner.comp
UpdateHorseComponent,
ListHorsesComponent,
AddOwnerComponent,
UpdateOwnerComponent
UpdateOwnerComponent,
ListOwnersComponent
],
imports: [
BrowserModule,

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@ -0,0 +1,38 @@
<div *ngIf="error" class="alert alert-danger alert-dismissible fade show" role="alert">
<strong>Error! </strong> {{ errorMessage }}
<button type="button" (click)="vanishError()" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">&times;</span>
</button>
</div>
<div class="container">
<h1>Horse Owners List</h1>
<form class="search-form" id="searchForm" (ngSubmit)="loadFilteredOwners()" #searchForm="ngForm">
<div class="row">
<div class="col">
<input type="text" class="form-control" name="name" [(ngModel)]="filters.name" placeholder="Name">
</div>
<button type="submit" class="btn btn-primary"><i class="fas fa-search"></i></button>
<button type="button" onclick="document.getElementById('searchForm').reset();" class="btn btn-danger"><i class="fas fa-times"></i></button>
</div>
</form>
<table class="table">
<thead>
<tr>
<th scope="col">#</th>
<th scope="col">Name</th>
<th scope="col">Actions</th>
</tr>
</thead>
<tbody>
<tr *ngFor="let owner of owners; let id = index">
<td>{{ id + 1 }}</td>
<td>{{ owner.name }}</td>
<td>
<a class="btn btn-success" href="owner/{{ owner.id }}/edit"><i class="fas fa-edit"></i></a>
<button class="btn btn-danger"><i class="fas fa-trash"></i></button>
</td>
</tr>
</tbody>
</table>
</div>

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@ -0,0 +1,8 @@
.search-form{
margin-top: 1%;
margin-bottom: 3%;
}
.btn {
margin-left: 0.5%;
}

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@ -0,0 +1,88 @@
import { Component, OnInit } from '@angular/core';
import { Owner } from '../../dto/owner';
import { OwnerService } from '../../service/owner.service';
import { HttpParams } from '@angular/common/http';
@Component({
selector: 'app-list-owners',
templateUrl: './list-owners.component.html',
styleUrls: ['./list-owners.component.scss']
})
export class ListOwnersComponent implements OnInit {
error = false;
errorMessage = '';
owners: Array<Owner>;
filters: {
name: string
};
constructor(private ownerService: OwnerService) { }
ngOnInit(): void {
// Nullify queries
this.filters = {
name: ""
};
this.loadAllOwners();
}
/**
* Error flag will be deactivated, which clears the error message
*/
vanishError() {
this.error = false;
}
/**
* Loads all owners from the database
*/
private loadAllOwners() {
console.log("GET all owners from API");
this.ownerService.getAllOwners().subscribe(
(owners: Array<Owner>) => {
this.owners = owners;
},
error => {
this.defaultServiceErrorHandling(error);
}
);
}
/**
* Load filtered owners from the database
*/
public loadFilteredOwners() {
console.log("GET filtered owners from API");
console.log(this.filters);
// Create HttpParams for the sorting
let params: HttpParams = new HttpParams();
if(this.filters.name != null && this.filters.name.length !== 0)
params = params.set('name', this.filters.name);
this.ownerService.getFilteredOwners(params).subscribe(
(owners: Array<Owner>) => {
this.owners = owners;
},
error => {
this.owners = null;
this.defaultServiceErrorHandling(error);
}
);
}
private defaultServiceErrorHandling(error: any) {
console.log(error);
this.error = true;
if (error.status === 0) {
// If status is 0, the backend is probably down
this.errorMessage = 'The backend seems not to be reachable';
} else if (error.error.message === 'No message available') {
// If no detailed error message is provided, fall back to the simple error name
this.errorMessage = error.error.error;
} else {
this.errorMessage = error.error.message;
}
}
}

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@ -1,5 +1,5 @@
import {Injectable} from '@angular/core';
import {HttpClient} from '@angular/common/http';
import {HttpClient, HttpParams} from '@angular/common/http';
import {Globals} from '../global/globals';
import {Observable} from 'rxjs';
import {Owner} from '../dto/owner';
@ -23,6 +23,23 @@ export class OwnerService {
return this.httpClient.get<Owner>(this.messageBaseUri + '/' + id);
}
/**
* Loads all owners from the backend
*/
getAllOwners(): Observable<Array<Owner>> {
console.log('Load all owners');
return this.httpClient.get<Array<Owner>>(this.messageBaseUri);
}
/**
* Load all owners from the backend that correspond to a filter
* @param filter to use
*/
getFilteredOwners(filter: HttpParams): Observable<Array<Owner>> {
console.log('Load all filtered owners');
return this.httpClient.get<Array<Owner>>(this.messageBaseUri, { params: filter });
}
/**
* Adds a specific owner to the backend and loads it if successful
* @param owner