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(home).page.ts
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(home).page.ts
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import { HttpClient } from '@angular/common/http';
import { Component, ElementRef, inject, viewChild } from '@angular/core';
import { toSignal } from '@angular/core/rxjs-interop';
import { combineLatest, map, timer } from 'rxjs';
@Component({
selector: 'analog-app-test',
standalone: true,
template: `
<form
#form
action="/api/v1/subscribe"
method="get"
class="flex flex-col gap-4 max-w-2xl mx-auto mt-16"
(submit)="submit($event)"
>
<h1>{{ hello().message }}</h1>
<div class="flex flex-col gap-4">
<label for="name">Name</label>
<input type="text" name="name" placeholder="Name" required value="Ajit" />
<label for="email">Email</label>
<input type="email" name="email" placeholder="Email" required value="[email protected]" />
</div>
<button type="submit">Submit</button>
</form>
`,
})
export default class TestComponent {
http = inject(HttpClient);
form = viewChild.required<ElementRef<HTMLFormElement>>('form');
hello = toSignal(
combineLatest({
api: this.http.get<{ message: string }>('/api/v1/hello'),
defer: timer(2500), // simulates a delay
}).pipe(map(({ api }) => ({ message: api.message }))),
{
// will not change when Js is disabled
initialValue: { message: 'Fetching...' },
}
);
// only affects the form if Js is enabled
submit(event: Event) {
event.preventDefault();
const form = new FormData(this.form().nativeElement);
this.http
.get<{ message: string }>('/api/v1/subscribe', {
params: {
name: form.get('name') as string,
email: form.get('email') as string,
format: 'json',
},
})
.subscribe({
next: response => window.alert(`${response.message}`),
error: error => window.alert('Error occured'),
});
}
}