0c9ea page break validation (#455)

* fix password reset bug

* page break precognition validation

* precognition validation tests

---------

Co-authored-by: Julien Nahum <julien@nahum.net>

client/components/open/forms/OpenForm.vue

@@ -110,6 +110,7 @@
         :theme="theme"
         class="mt-2 px-8 mx-1"
         @click.stop="nextPage"
+        :loading="dataForm.busy"
       >
         {{ currentFieldsPageBreak.next_btn_text }}
       </open-form-button>
@@ -442,9 +443,17 @@ export default {
       return false
     },
     nextPage() {
-      this.currentFieldGroupIndex += 1
-      window.scrollTo({top: 0, behavior: 'smooth'})
-      return false
+      const fieldsToValidate = this.currentFields.map(f => f.id)
+      this.dataForm.busy = true
+      this.dataForm.validate('POST', '/forms/' + this.form.slug + '/answer', {}, fieldsToValidate)
+        .then((data) => {
+          this.currentFieldGroupIndex += 1
+          this.dataForm.busy = false
+          window.scrollTo({top: 0, behavior: 'smooth'})
+        }).catch(err => {
+          this.dataForm.busy = false
+        })
+      return false;
     },
     isFieldHidden(field) {
       return (new FormLogicPropertyResolver(field, this.dataFormValue)).isHidden()

client/composables/lib/vForm/Form.js

@@ -146,6 +146,43 @@ class Form {
     })
   }
 
+  validate(method, url, config = {}, fieldsToValidate = {}) {
+    this.startProcessing()
+    const headers = {
+      'Precognition': true,
+      'Precognition-Validate-Only': Array.from(fieldsToValidate).join(),
+      ...config.headers
+    }
+    config = {
+      body: {},
+      params: {},
+      url: url,
+      method: method,
+      headers,
+      ...config,
+    }
+    if (method.toLowerCase() === "get") {
+      config.params = { ...this.data(), ...config.params }
+    } else {
+      config.body = { ...this.data(), ...config.data }
+
+      if (hasFiles(config.data) && !config.transformRequest) {
+        config.transformRequest = [(data) => serialize(data)]
+      }
+    }
+    return new Promise((resolve, reject) => {
+      opnFetch(config.url, config)
+        .then((data) => {
+          this.finishProcessing()
+          resolve(data)
+        })
+        .catch((error) => {
+          this.handleErrors(error)
+          reject(error)
+        })
+    })
+  }
+
   handleErrors(error) {
     this.busy = false
 

routes/api.php

@@ -22,6 +22,7 @@ use App\Http\Controllers\SubscriptionController;
 use App\Http\Controllers\TemplateController;
 use App\Http\Controllers\WorkspaceController;
 use App\Http\Middleware\Form\ResolveFormMiddleware;
+use Illuminate\Foundation\Http\Middleware\HandlePrecognitiveRequests;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 use Illuminate\Support\Facades\Storage;
@@ -236,7 +237,7 @@ Route::group(['prefix' => 'appsumo'], function () {
  */
 Route::prefix('forms')->name('forms.')->group(function () {
     Route::middleware('protected-form')->group(function () {
-        Route::post('{slug}/answer', [PublicFormController::class, 'answer'])->name('answer');
+        Route::post('{slug}/answer', [PublicFormController::class, 'answer'])->name('answer')->middleware(HandlePrecognitiveRequests::class);
 
         // Form content endpoints (user lists, relation lists etc.)
         Route::get(

tests/Feature/Forms/AnswerFormTest.php

@@ -237,3 +237,69 @@ it('can not submit form with failed custom validation condition', function () {
             'message' => $validationMessage,
         ]);
 });
+
+
+it('can validate form answer with precognition', function () {
+    $user = $this->actingAsUser();
+    $workspace = $this->createUserWorkspace($user);
+    $form = $this->createForm($user, $workspace);
+    $properties = $form->properties;
+    $properties[0]['required'] = true;
+    $properties[3]['required'] = true;
+    $properties[6]['required'] = true;
+    $properties[9]['required'] = true;
+
+    $form->properties = $properties;
+    $form->update();
+
+    // Empty submission data should fail validation, with all 4 required fields
+    $response = $this->postJson(route('forms.answer', $form->slug), []);
+    $errors = $response->json()['errors'];
+    $this->assertEquals(sizeof($errors), 4);
+    $response->assertStatus(422);
+
+    // Fill in data for only Name.
+    $submissionData = [];
+    foreach ($properties as $property) {
+        if ($property['name'] == 'Name') {
+            $submissionData[$property['id']] = 'Name';
+        } else {
+            $submissionData[$property['id']] = null;
+        }
+    }
+
+    // Select only first 3 fields for precognition validation
+    $validateOnlyFields = [
+        $properties[0]['id'],
+        $properties[1]['id'],
+        $properties[2]['id']
+    ];
+
+    $precognitionValidateOnly = implode(',', $validateOnlyFields);
+
+    // Partial submission data should pass validation for the precognition only fields.
+    $response = $this->withPrecognition()->withHeaders([
+        'Precognition-Validate-Only' => $precognitionValidateOnly
+    ])
+        ->postJson(route('forms.answer', $form->slug), $submissionData);
+
+    $response->assertSuccessfulPrecognition();
+
+
+    // Select only next fields for precognition validation
+    $validateOnlyFields = $validateOnlyFields = [
+        $properties[3]['id'],
+        $properties[4]['id'],
+        $properties[5]['id']
+    ];
+    $precognitionValidateOnly = implode(',', $validateOnlyFields);
+
+    // Partial submission data should fail validation, but for only one required field specified for precognition validation.
+    $response = $this->withPrecognition()->withHeaders([
+        'Precognition-Validate-Only' => $precognitionValidateOnly
+    ])
+        ->postJson(route('forms.answer', $form->slug), $submissionData);
+    $errors = $response->json()['errors'];
+    $this->assertEquals(sizeof($errors), 1);
+    $response->assertStatus(422);
+});