angular-hotel-manager/src/app/new-hotel/new-hotel.component.ts
2025-01-14 10:05:15 +01:00

117 lines
3.7 KiB
TypeScript

import { HttpClient } from '@angular/common/http';
import { Component } from '@angular/core';
import { AbstractControl, FormArray, FormControl, FormGroup, ReactiveFormsModule, Validators } from '@angular/forms';
import { Router, RouterLink } from '@angular/router';
import { Hotel } from '../HotelItem/hotel';
import { NgFor, NgIf } from '@angular/common';
import { CrossValidator } from '../crossValidator.service';
@Component({
selector: 'app-new-hotel',
standalone: true,
imports: [ReactiveFormsModule, NgIf, NgFor, RouterLink],
templateUrl: './new-hotel.component.html',
styleUrl: './new-hotel.component.css'
})
export class NewHotelComponent {
public hotelForm!: FormGroup
public hotel!: Hotel
errorMessages: Record<string, string> = {};
private validationErrorMessages: Record<string, string> = {
required: "This field is required",
minlength: "The value is too short",
maxlength: "The value is too long",
pattern: "The value format is incorrect"
};
private fullFormValidationErrorMessages: Record<string, string> = {
mismatch: "The name and description have to be the same",
}
updateErrorMessages(): void {
this.errorMessages = {};
Object.keys(this.hotelForm.controls).forEach(field => {
const control = this.hotelForm.get(field);
if (control && control.errors && control.touched) {
this.errorMessages[field] = Object.keys(control.errors)
.map(errorKey => this.validationErrorMessages[errorKey] || `Unknown error: ${errorKey}`)
.join(' ');
}
});
if (this.hotelForm.errors) {
Object.keys(this.hotelForm.errors).forEach(errorKey => {
const errorMessage = this.fullFormValidationErrorMessages[errorKey] || `Unknown error: ${errorKey}`;
this.errorMessages['form'] = errorMessage;
});
}
console.log(this.errorMessages);
}
ngOnInit(): void {
const tags = [];
for (const tag of this.hotel?.tags ?? []) {
tags.push(new FormControl(tag, [Validators.required]));
}
this.hotelForm = new FormGroup({
name: new FormControl("", Validators.required),
description: new FormControl("", Validators.required),
price: new FormControl(0, Validators.required),
imageUrl: new FormControl("", Validators.required),
rating: new FormControl(0, Validators.required),
contactType: new FormControl('None'),
email: new FormControl(''),
emailConfirmation: new FormControl(''),
phone: new FormControl(''),
phoneConfirmation: new FormControl(''),
tags: new FormArray(tags)
}, { validators: new CrossValidator().onlyAllowNameAndDescriptionSame() })
this.hotelForm.valueChanges.subscribe(() => this.updateErrorMessages());
this.hotelForm.valueChanges.subscribe(() => this.formUpdated());
}
formUpdated() {
console.log(this.hotelForm.get("contactType")?.value);
}
getTags() {
return this.hotelForm.controls['tags'] as FormArray;
}
deleteTag(tagElement: AbstractControl) {
this.getTags().removeAt(this.getTags().controls.indexOf(tagElement));
}
addTag() {
this.getTags().push(new FormControl('', [Validators.required]));
}
constructor(public http: HttpClient, public router: Router) {
}
submit(): void {
console.log(this.hotelForm.value);
const hotel: Hotel = {
id: 0,
hotelName: this.hotelForm.get("name")?.value,
description: this.hotelForm.get("description")?.value,
price: this.hotelForm.get("price")?.value,
imageUrl: this.hotelForm.get("imageUrl")?.value,
rating: this.hotelForm.get("rating")?.value,
tags: this.hotelForm.get("tags")?.value
}
this.http.post("/api/hotels/", hotel).subscribe();
this.router.navigate(["/"]);
}
}