Implement contact form in the client

[github/Chocobozzz/PeerTube.git] / client / src / app / shared / forms / form-reactive.ts

diff --git a/client/src/app/shared/forms/form-reactive.ts b/client/src/app/shared/forms/form-reactive.ts
index e7764d0695d1fe197e500f298c54159d7d6c7343..2d0e8359f890cff19dbf1a1683af80cf7af57f89 100644 (file)
--- a/client/src/app/shared/forms/form-reactive.ts
+++ b/client/src/app/shared/forms/form-reactive.ts
@@ -1,40 +1,69 @@
 import { FormGroup } from '@angular/forms'
+import { BuildFormArgument, BuildFormDefaultValues, FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
+
+export type FormReactiveErrors = { [ id: string ]: string | FormReactiveErrors }
+export type FormReactiveValidationMessages = {
+  [ id: string ]: { [ name: string ]: string } | FormReactiveValidationMessages
+}
 
 export abstract class FormReactive {
-  abstract form: FormGroup
-  abstract formErrors: Object
-  abstract validationMessages: Object
+  protected abstract formValidatorService: FormValidatorService
+  protected formChanged = false
 
-  abstract buildForm (): void
+  form: FormGroup
+  formErrors: FormReactiveErrors
+  validationMessages: FormReactiveValidationMessages
 
-  protected onValueChanged (data?: any) {
-    for (const field in this.formErrors) {
-      // clear previous error message (if any)
-      this.formErrors[field] = ''
-      const control = this.form.get(field)
+  buildForm (obj: BuildFormArgument, defaultValues: BuildFormDefaultValues = {}) {
+    const { formErrors, validationMessages, form } = this.formValidatorService.buildForm(obj, defaultValues)
 
-      if (control && control.dirty && !control.valid) {
-        const messages = this.validationMessages[field]
-        for (const key in control.errors) {
-          this.formErrors[field] += messages[key] + ' '
-        }
-      }
-    }
+    this.form = form
+    this.formErrors = formErrors
+    this.validationMessages = validationMessages
+
+    this.form.valueChanges.subscribe(() => this.onValueChanged(this.form, this.formErrors, this.validationMessages, false))
   }
 
-  // Same as onValueChanged but force checking even if the field is not dirty
   protected forceCheck () {
-    for (const field in this.formErrors) {
+    return this.onValueChanged(this.form, this.formErrors, this.validationMessages, true)
+  }
+
+  protected check () {
+    return this.onValueChanged(this.form, this.formErrors, this.validationMessages, false)
+  }
+
+  private onValueChanged (
+    form: FormGroup,
+    formErrors: FormReactiveErrors,
+    validationMessages: FormReactiveValidationMessages,
+    forceCheck = false
+  ) {
+    for (const field of Object.keys(formErrors)) {
+      if (formErrors[field] && typeof formErrors[field] === 'object') {
+        this.onValueChanged(
+          form.controls[field] as FormGroup,
+          formErrors[field] as FormReactiveErrors,
+          validationMessages[field] as FormReactiveValidationMessages,
+          forceCheck
+        )
+        continue
+      }
+
       // clear previous error message (if any)
-      this.formErrors[field] = ''
-      const control = this.form.get(field)
+      formErrors[ field ] = ''
+      const control = form.get(field)
 
-      if (control && !control.valid) {
-        const messages = this.validationMessages[field]
+      if (control.dirty) this.formChanged = true
+
+      // Don't care if dirty on force check
+      const isDirty = control.dirty || forceCheck === true
+      if (control && isDirty && !control.valid) {
+        const messages = validationMessages[ field ]
         for (const key in control.errors) {
-          this.formErrors[field] += messages[key] + ' '
+          formErrors[ field ] += messages[ key ] + ' '
         }
       }
     }
   }
+
 }