add taking of tests by students

app/Http/Controllers/TestTakingController.php

@@ -2,7 +2,14 @@
 
 namespace App\Http\Controllers;
 
+use App\Models\AssignedTests;
+use App\Models\MultipleChoiceAnswers;
+use App\Models\Question;
+use App\Models\SingleChoiceAnswer;
+use App\Models\SingleQuestionAnswers;
 use App\Models\Test;
+use App\Models\TestQuestionResult;
+use App\Models\TestResult;
 use Illuminate\Http\Request;
 
 class TestTakingController extends Controller
@@ -12,7 +19,18 @@ class TestTakingController extends Controller
      */
     public function index(Request $request)
     {
-        return view("test-taking");
+        $user = $request->user();
+
+        $assigned_tests = [];
+        foreach (AssignedTests::where("student_id", $user->id)->get() as $assigned_test) {
+            if ($assigned_test->allowed) {
+                array_push($assigned_tests, Test::where("id", $assigned_test->test_id)->first());
+            }
+        }
+
+        return view("take_tests.index", [
+            "assigned_tests" => $assigned_tests
+        ]);
     }
 
     /**
@@ -28,7 +46,78 @@ class TestTakingController extends Controller
      */
     public function store(Request $request)
     {
-        //
+        $test_id = $request->test_id;
+        $answers = $request->answer;
+        $questions = Question::where("test_id", $test_id)->get();
+        $total_points = 0;
+        $max_points = 0;
+        $question_results = [];
+
+        foreach ($questions as $idx => $question) {
+            $points = 0;
+            $student_answer = "";
+            if (!empty($answers[$idx])) {
+                $student_answer = $answers[$idx];
+                if ($question->answer_type == "single_answer") {
+                    $answer = SingleQuestionAnswers::where("question_id", $question->id)->first();
+                    if ($student_answer == $answer->answer) {
+                        $points = $question->points;
+                    }
+                } else if ($question->answer_type == "single_choice") {
+                    $answer = SingleChoiceAnswer::where("question_id", $question->id)->first();
+                    if ($student_answer == $answer->correct_answer) {
+                        $points = $question->points;
+                    }
+                } else if ($question["answer_type"] == "multiple_choice") {
+                    $answer = MultipleChoiceAnswers::where("question_id", $question->id)->first();
+                    $correct_answers = [];
+
+                    if ($answer->is_answer1_correct) {
+                        array_push($correct_answers, $answer->answer1);
+                    }
+                    if ($answer->is_answer2_correct) {
+                        array_push($correct_answers, $answer->answer2);
+                    }
+                    if ($answer->is_answer3_correct) {
+                        array_push($correct_answers, $answer->answer3);
+                    }
+                    if ($answer->is_answer4_correct) {
+                        array_push($correct_answers, $answer->answer4);
+                    }
+
+                    $points = count(array_intersect($correct_answers, $student_answer)) / count($correct_answers);
+                    $student_answer = join(", ", $student_answer);
+                }
+            }
+
+            $max_points += $question->points;
+            $total_points += $points;
+            array_push($question_results, [
+                "question_id" => $question->id,
+                "points" => $points,
+                "answer" => $student_answer
+            ]);
+        }
+
+        $user = $request->user();
+
+        $test_result = TestResult::create([
+            "student_id" => $user->id,
+            "test_id" => $test_id,
+            "points" => $total_points,
+            "max_points" => $max_points
+        ]);
+
+        foreach ($question_results as $question_result) {
+            $question_result["test_results_id"] = $test_result->id;
+            TestQuestionResult::create($question_result);
+        }
+
+        AssignedTests::where("test_id", $test_id)
+            ->where("student_id", $user->id)
+            ->update([ "allowed" => false ]);
+
+        return view('dashboard');
     }
 
     /**
@@ -42,9 +131,44 @@ class TestTakingController extends Controller
     /**
      * Show the form for editing the specified resource.
      */
-    public function edit(Test $test)
+    public function edit($test_id)
     {
-        //
+
+        $question_answers = [];
+        $questions = Question::where("test_id", $test_id)->get();
+        foreach ($questions as $question) {
+            $question_answer = $question->toArray();
+            if ($question->answer_type == "single_answer") {
+                $answer = SingleQuestionAnswers::where("question_id", $question->id)->first();
+                $question_answer["answer"] = $answer->answer;
+            } else if ($question->answer_type == "single_choice") {
+                $answer = SingleChoiceAnswer::where("question_id", $question->id)->first();
+                $question_answer["answers"] = [$answer->correct_answer, $answer->incorrect_answer1];
+                if ($answer->incorrect_answer2) {
+                    array_push($question_answer["answers"], $answer->incorrect_answer2);
+                }
+                if ($answer->incorrect_answer3) {
+                    array_push($question_answer["answers"], $answer->incorrect_answer3);
+                }
+                shuffle($question_answer["answers"]);
+            } else if ($question["answer_type"] == "multiple_choice") {
+                $answer = MultipleChoiceAnswers::where("question_id", $question->id)->first();
+                $question_answer["answers"] = [$answer->answer1, $answer->answer2];
+                if ($answer->answer3) {
+                    array_push($question_answer["answers"], $answer->answer3);
+                }
+                if ($answer->answer4) {
+                    array_push($question_answer["answers"], $answer->answer4);
+                }
+                shuffle($question_answer["answers"]);
+            }
+            array_push($question_answers, $question_answer);
+        }
+
+        return view("take_tests.edit", [
+            "test_id" => $test_id,
+            "questions" => $question_answers
+        ]);
     }
 
     /**

app/Models/TestQuestionResult.php

@@ -8,4 +8,11 @@ use Illuminate\Database\Eloquent\Model;
 class TestQuestionResult extends Model
 {
     use HasFactory;
+
+    protected $fillable = [
+        "test_results_id",
+        "question_id",
+        "points",
+        "answer"
+    ];
 }

app/Models/TestResult.php

@@ -8,4 +8,11 @@ use Illuminate\Database\Eloquent\Model;
 class TestResult extends Model
 {
     use HasFactory;
+
+    protected $fillable = [
+        "student_id",
+        "test_id",
+        "points",
+        "max_points"
+    ];
 }

database/migrations/2023_11_25_154609_create_test_results_table.php

@@ -16,6 +16,7 @@ return new class extends Migration
             $table->foreignId("student_id")->references("id")->on("users")->constrained()->cascadeOnDelete();
             $table->foreignId("test_id")->references("id")->on("tests")->constrained()->cascadeOnDelete();
             $table->float("points")->default(0);
+            $table->float("max_points")->default(0);
             $table->timestamps();
         });
     }

database/migrations/2023_11_25_154637_create_test_question_results_table.php

@@ -17,6 +17,7 @@ return new class extends Migration
             $table->foreignId("question_id")->references("id")->on("questions")->constrained()->cascadeOnDelete();
             $table->float("points")->default(0);
             $table->string("answer");
+            $table->timestamps();
         });
     }
 

database/seeders/DatabaseSeeder.php

@@ -4,11 +4,14 @@ namespace Database\Seeders;
 
 // use Illuminate\Database\Console\Seeds\WithoutModelEvents;
 
+use App\Models\AssignedTests;
 use App\Models\MultipleChoiceAnswers;
 use App\Models\Question;
 use App\Models\SingleChoiceAnswer;
 use App\Models\SingleQuestionAnswers;
 use App\Models\Test;
+use App\Models\TestQuestionResult;
+use App\Models\TestResult;
 use App\Models\User;
 use Illuminate\Database\Seeder;
 use Illuminate\Support\Facades\Hash;
@@ -32,7 +35,7 @@ class DatabaseSeeder extends Seeder
             'password' => Hash::make("bob"),
             'role' => "teacher"
         ]);
-        User::create([
+        $alice = User::create([
             'name' => "Alice student",
             'email' => "alice@student",
             'password' => Hash::make("alice"),
@@ -44,44 +47,72 @@ class DatabaseSeeder extends Seeder
             "user_id" => $teacher->id
         ]);
 
-        {
+        $question_1 = Question::create([
-            $question = Question::create([
             "test_id" => $test->id,
             "question" => "1+1=?",
             "answer_type" => "single_answer",
         ]);
         SingleQuestionAnswers::create([
-                "question_id" => $question->id,
+            "question_id" => $question_1->id,
             "answer" => "2"
         ]);
-        }
 
-        {
+        $question_2 = Question::create([
-            $question = Question::create([
             "test_id" => $test->id,
             "question" => "Gyvenimo prasme",
             "answer_type" => "single_choice",
         ]);
         SingleChoiceAnswer::create([
-                "question_id" => $question->id,
+            "question_id" => $question_2->id,
             "correct_answer" => "42",
             "incorrect_answer1" => "Kates",
             "incorrect_answer3" => "Sunys",
         ]);
-        }
 
-        {
+        $question_3 = Question::create([
-            $question = Question::create([
             "test_id" => $test->id,
             "question" => "Siandienos orai",
             "answer_type" => "multiple_choice",
         ]);
         MultipleChoiceAnswers::create([
-                "question_id" => $question->id,
+            "question_id" => $question_3->id,
             "answer1" => "Sninga", "is_answer1_correct" => true,
             "answer2" => "Lija", "is_answer2_correct" => true,
             "answer4" => "Idk, paziurek per langa", "is_answer4_correct" => false,
         ]);
+
+        {
+            AssignedTests::create([
+                "student_id" => $alice->id,
+                "test_id" => $test->id,
+                "allowed" => false
+            ]);
+
+            $test_result = TestResult::create([
+                "student_id" => $alice->id,
+                "test_id" => $test->id,
+                "points" => 2.5,
+                "max_points" => 3
+            ]);
+
+            TestQuestionResult::create([
+                "test_results_id" => $test_result->id,
+                "question_id" => $question_1->id,
+                "points" => 1,
+                "answer" => "2"
+            ]);
+            TestQuestionResult::create([
+                "test_results_id" => $test_result->id,
+                "question_id" => $question_2->id,
+                "points" => 1,
+                "answer" => "42"
+            ]);
+            TestQuestionResult::create([
+                "test_results_id" => $test_result->id,
+                "question_id" => $question_3->id,
+                "points" => 0.5,
+                "answer" => "Lija"
+            ]);
         }
 
     }

resources/views/layouts/navigation.blade.php

@@ -26,7 +26,7 @@
                     </x-nav-link>
                     @endif
                     @if (Auth::user()->role == "student")
-                    <x-nav-link :href="route('take-tests')" :active="request()->routeIs('take-tests')">
+                    <x-nav-link :href="route('take_tests.index')" :active="request()->routeIs('take_tests.index')">
                         {{ __('Take tests') }}
                     </x-nav-link>
                     @endif
@@ -96,7 +96,7 @@
             </x-responsive-nav-link>
             @endif
             @if (Auth::user()->role == "student")
-            <x-responsive-nav-link :href="route('take-tests')" :active="request()->routeIs('take-tests')">
+            <x-responsive-nav-link :href="route('take_tests.index')" :active="request()->routeIs('take_tests.index')">
                 {{ __('Take tests') }}
             </x-responsive-nav-link>
             @endif

resources/views/take-tests.blade.php

@@ -1,4 +0,0 @@
-<x-app-layout>
-    <div class="max-w-2xl mx-auto p-4 sm:p-6 lg:p-8">
-    </div>
-</x-app-layout>

resources/views/take_tests/edit.blade.php

@@ -0,0 +1,36 @@
+<x-app-layout>
+    <div class="max-w-2xl mx-auto p-4 sm:p-6 lg:p-8">
+        <form method="POST" action="{{ route('take_tests.store') }}">
+            @csrf
+            <input type="hidden" value="{{ $test_id }}" name="test_id">
+            <div class="flex flex-col gap-5 mb-10">
+                @foreach ($questions as $idx => $question)
+                <div class="rounded overflow-hidden shadow-lg bg-slate-200 p-5">
+                    <div class="mb-2">
+                        {{ __("Question:") }}
+                        {{ $question["question"] }}
+                    </div>
+                    {{ __("Answer:") }}
+                    @if ($question["answer_type"] == "single_answer")
+                        <x-text-input name="answer[]" placeholder="{{ __('Answer') }}" />
+                    @elseif ($question["answer_type"] == "single_choice")
+                        <x-select name="answer[]">
+                        @foreach ($question["answers"] as $answer)
+                            <option value="{{ $answer }}">{{ $answer }}</option>
+                        @endforeach
+                        </x-select>
+                    @elseif ($question["answer_type"] == "multiple_choice")
+                        @foreach ($question["answers"] as $answer)
+                            <div>
+                                <x-bool-input name="answer[{{$idx}}][]" value="{{$answer}}" />
+                                {{ $answer }}
+                            </div>
+                        @endforeach
+                    @endif
+                </div>
+                @endforeach
+            </div>
+            <x-primary-button>{{ __("End test") }}</x-primary-button>
+        </form>
+    </div>
+</x-app-layout>

resources/views/take_tests/index.blade.php

@@ -0,0 +1,11 @@
+<x-app-layout>
+    <div class="max-w-2xl mx-auto p-4 sm:p-6 lg:p-8">
+        <div class="flex flex-col">
+            @foreach ($assigned_tests as $test)
+                <form method="GET" action="{{ route("take_tests.edit", $test) }}">
+                    <x-primary-button>{{ __("Do test") }} {{ $test->name }}</x-primary-button>
+                </form>
+            @endforeach
+        <div>
+    </div>
+</x-app-layout>

routes/web.php

@@ -4,7 +4,7 @@ use App\Http\Controllers\AssignedTestsController;
 use App\Http\Controllers\ProfileController;
 use App\Http\Controllers\QuestionController;
 use App\Http\Controllers\TestController;
-use App\Http\Controllers\UserController;
+use App\Http\Controllers\TestTakingController;
 use Illuminate\Support\Facades\Route;
 
 /*
@@ -48,9 +48,13 @@ Route::resource("assigned_tests", AssignedTestsController::class)
     ->only(["index", "store", "edit", "update", "destroy"])
     ->middleware(["auth", "verified"]);
 
-Route::get('/take-tests', function () {
+Route::resource("take_tests", TestTakingController::class)
-    return view('take-tests');
+    ->only(["index", "store", "edit", "update", "destroy"])
-})->middleware(['auth', 'verified'])->name('take-tests');
+    ->middleware(["auth", "verified"]);
+
+// Route::get('/take-tests', function () {
+//     return view('take-tests');
+// })->middleware(['auth', 'verified'])->name('take-tests');
 
 // Route::resource("test-taking", TestTakingController::class)
 //     ->only(["index"])