From 2d7ada5db4ec95ddcbe1a9ef0d6c0657fb2b3fe1 Mon Sep 17 00:00:00 2001
From: Angular2guy <angular2guy@gmail.com>
Date: Sun, 5 May 2024 11:13:27 +0200
Subject: [PATCH] fix: forms

---
 .../image-query/image-query.component.html    |  6 +++--
 .../app/image-query/image-query.component.ts  | 22 ++++++++++++-------
 2 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/frontend/src/angular/src/app/image-query/image-query.component.html b/frontend/src/angular/src/app/image-query/image-query.component.html
index 2fa6a18..732ab6a 100644
--- a/frontend/src/angular/src/app/image-query/image-query.component.html
+++ b/frontend/src/angular/src/app/image-query/image-query.component.html
@@ -1,5 +1,6 @@
 <div>
 <h1 i18n="@@imagequeryHeading">Image description</h1>
+<form [formGroup]="imageForm">
  @if(uploading) {
   <div class="upload-spinner"><mat-spinner></mat-spinner></div>
   } @else if(result) {
@@ -11,15 +12,16 @@ <h1 i18n="@@imagequeryHeading">Image description</h1>
   <input type="file" (change)="onFileInputChange($event)" />
   <mat-form-field class="example-full-width">
     <mat-label i18n="@@imagequeryQuery">Image query</mat-label>
-    <input matInput placeholder="query">
+    <input matInput placeholder="query" [formControl]="imageForm.controls.query">
   </mat-form-field>
   }
+  </form>
   <div class="horizontal-container">
     <button mat-button (click)="cancel()" i18n="@@cancel">Cancel</button>
   <button
     mat-flat-button
     color="primary"
-    [disabled]="!file || uploading"
+    [disabled]="!imageForm.controls.file || uploading"
     (click)="upload()"
     i18n="@@upload"
   >
diff --git a/frontend/src/angular/src/app/image-query/image-query.component.ts b/frontend/src/angular/src/app/image-query/image-query.component.ts
index b865400..e2ba9e1 100644
--- a/frontend/src/angular/src/app/image-query/image-query.component.ts
+++ b/frontend/src/angular/src/app/image-query/image-query.component.ts
@@ -19,17 +19,20 @@ import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { tap } from 'rxjs';
 import { ImageService } from '../service/image.service';
 import { ImageFile } from '../model/image-file';
+import { FormControl, FormGroup, Validators, ReactiveFormsModule } from '@angular/forms';
 
 @Component({
   selector: 'app-image-query',
   standalone: true,
-  imports: [CommonModule, MatProgressSpinnerModule, MatInputModule,MatButtonModule],
+  imports: [CommonModule, MatProgressSpinnerModule, MatInputModule,MatButtonModule,ReactiveFormsModule],
   templateUrl: './image-query.component.html',
   styleUrl: './image-query.component.scss'
 })
 export class ImageQueryComponent {
-  protected file: File | null = null;
-  protected query = '';
+  protected imageForm = new FormGroup({
+	file: new FormControl<File | null>(null, Validators.required),
+	query: new FormControl<string>('', Validators.minLength(3))
+  });
   protected uploading = false;
   protected result: ImageFile | null = null;
   
@@ -40,7 +43,7 @@ export class ImageQueryComponent {
     const files = !$event.target
       ? null
       : ($event.target as HTMLInputElement).files;
-    this.file = !!files && files.length > 0 ? files[0] : null;
+    this.imageForm.controls.file.setValue(!!files && files.length > 0 ? files[0] : null);
   }
   
   protected createImageUrl(): string {
@@ -49,12 +52,15 @@ export class ImageQueryComponent {
   
   protected upload(): void {
     //console.log(this.file);
-    if (!!this.file) {
+    if (!!this.imageForm.controls.file) {
 	  this.result = null;
       const formData = new FormData();
-      formData.append('file', this.file as Blob, this.file.name as string);
-      formData.append('query', this.query);
-      formData.append('type', this.file.type)
+      formData.append('file', (this.imageForm.controls.file as unknown as Blob));
+      formData.append('query', this.imageForm.controls.query.value as unknown as string);
+      formData.append('type', (this.imageForm.controls.file.value as unknown as File)?.type);
+      console.log(formData);
+      console.log(this.imageForm.controls.file.value);
+      console.log(this.imageForm.controls.query.value);
       this.imageService
         .postImageForm(formData)
       .pipe(