app/Models/Category.php

@@ -1,25 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class Category extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_categories';
-
-    protected $fillable = [
-        'content',
-        'content_vi',
-        'description',
-        'status',
-    ];
-
-    public function exercises()
-    {
-        return $this->hasMany(Exercise::class, 'category_id');
-    }
-}

app/Models/Exercise.php

@@ -1,50 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class Exercise extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_exercises';
-
-    protected $fillable = [
-        'subject_id',
-        'lesson_name',
-        'description',
-        'level',
-        'avatar',
-        'status',
-        'category_id',
-        'skill_id',
-        'year',
-        'media_object_id',
-    ];
-
-    public function subject()
-    {
-        return $this->belongsTo(Subject::class, 'subject_id');
-    }
-
-    public function category()
-    {
-        return $this->belongsTo(Category::class, 'category_id');
-    }
-
-    public function skill()
-    {
-        return $this->belongsTo(Skill::class, 'skill_id');
-    }
-
-    public function questionGroups()
-    {
-        return $this->hasMany(QuestionGroup::class, 'exercise_id');
-    }
-
-    public function questions()
-    {
-        return $this->hasMany(Question::class, 'exercise_id');
-    }
-}

app/Models/ExerciseQuestion.php

@@ -1,18 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class ExerciseQuestion extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_exercise_questions';
-
-    protected $fillable = [
-        'exercise_id',
-        'question_id',
-        'position',
-    ];
-}

app/Models/Media.php

@@ -1,23 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class Media extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_media';
-
-    protected $fillable = [
-        'object_id',
-        'file_name',
-        'file_url',
-        'mime_type',
-        'size_bytes',
-        'position',
-    ];
-
-    // Gợi ý: nếu cần polymorphic, bạn sẽ thay bằng morphTo()
-}

app/Models/Question.php

@@ -1,51 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class Question extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_questions';
-
-    protected $fillable = [
-        'exercise_id',
-        'content',
-        'description',
-        'group_id',
-        'question_type_id',
-        'level',
-        'score',
-        'answer',
-        'explanation',
-        'hint',
-        'media_object_id',
-    ];
-
-    public function exercise()
-    {
-        return $this->belongsTo(Exercise::class, 'exercise_id');
-    }
-
-    public function group()
-    {
-        return $this->belongsTo(QuestionGroup::class, 'group_id');
-    }
-
-    public function type()
-    {
-        return $this->belongsTo(QuestionType::class, 'question_type_id');
-    }
-
-    public function choices()
-    {
-        return $this->hasMany(QuestionChoice::class, 'question_id');
-    }
-
-    public function blanks()
-    {
-        return $this->hasMany(QuestionBlank::class, 'question_id');
-    }
-}

app/Models/QuestionBlank.php

@@ -1,24 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class QuestionBlank extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_question_blanks';
-
-    protected $fillable = [
-        'question_id',
-        'position',
-        'correct_answer',
-        'other_answers',
-    ];
-
-    public function question()
-    {
-        return $this->belongsTo(Question::class, 'question_id');
-    }
-}

app/Models/QuestionChoice.php

@@ -1,27 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class QuestionChoice extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_question_choices';
-
-    protected $fillable = [
-        'question_id',
-        'label',
-        'content',
-        'is_correct',
-        'media',
-        'media_object_id',
-        'position',
-    ];
-
-    public function question()
-    {
-        return $this->belongsTo(Question::class, 'question_id');
-    }
-}

app/Models/QuestionGroup.php

@@ -1,33 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class QuestionGroup extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_question_groups';
-
-    protected $fillable = [
-        'content',
-        'content_vi',
-        'exercise_id',
-        'is_question_order_fixed',
-        'is_option_order_fixed',
-        'position',
-        'paragraph',
-        'media_object_id',
-    ];
-
-    public function exercise()
-    {
-        return $this->belongsTo(Exercise::class, 'exercise_id');
-    }
-
-    public function questions()
-    {
-        return $this->hasMany(Question::class, 'group_id');
-    }
-}

app/Models/QuestionType.php

@@ -1,24 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class QuestionType extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_question_types';
-
-    protected $fillable = [
-        'name',
-        'code',
-        'description',
-        'status',
-    ];
-
-    public function questions()
-    {
-        return $this->hasMany(Question::class, 'question_type_id');
-    }
-}

app/Models/Skill.php

@@ -1,23 +0,0 @@
-<?php
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-class Skill extends Model
-{
-    use SoftDeletes;
-
-    protected $table = 'se_skills';
-
-    protected $fillable = [
-        'name',
-        'code',
-        'description',
-    ];
-
-    public function exercises()
-    {
-        return $this->hasMany(Exercise::class, 'skill_id');
-    }
-}

app/Models/Subject.php

@@ -1,10 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Subject extends Model
-{
-    //
-}

database/migrations/2025_06_26_035409_create_se_subjects_table.php

@@ -1,25 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_subjects', function (Blueprint $table) {
-            $table->id();
-            $table->string('name');
-            $table->string('code')->unique();
-            $table->text('description')->nullable();
-            $table->integer('status')->default(1); // true = active, false = inactive
-            $table->timestamps();
-            $table->softDeletes(); // deleted_at
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_subjects');
-    }
-};

database/migrations/2025_06_26_035709_create_se_categories_table.php

@@ -1,25 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_categories', function (Blueprint $table) {
-            $table->id();
-            $table->string('content');
-            $table->string('content_vi')->nullable();
-            $table->text('description')->nullable();
-            $table->integer('status')->default(1);
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_categories');
-    }
-};

database/migrations/2025_06_26_035807_create_se_skills_table.php

@@ -1,24 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_skills', function (Blueprint $table) {
-            $table->id();
-            $table->string('name');
-            $table->string('code')->unique();
-            $table->text('description')->nullable();
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_skills');
-    }
-};

database/migrations/2025_06_26_035826_create_se_question_types_table.php

@@ -1,25 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_question_types', function (Blueprint $table) {
-            $table->id();
-            $table->string('name');
-            $table->text('description')->nullable();
-            $table->string('code')->unique();
-            $table->integer('status')->default(1);
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_question_types');
-    }
-};

database/migrations/2025_06_26_035908_create_se_media_table.php

@@ -1,27 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_media', function (Blueprint $table) {
-            $table->id();
-            $table->unsignedBigInteger('object_id');
-            $table->string('file_name');
-            $table->string('file_url');
-            $table->string('mime_type');
-            $table->unsignedBigInteger('size_bytes');
-            $table->integer('position')->nullable();
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_media');
-    }
-};

database/migrations/2025_06_26_035927_create_se_exercises_table.php

@@ -1,33 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_exercises', function (Blueprint $table) {
-            $table->id();
-
-            $table->unsignedBigInteger('subject_id');
-            $table->string('lesson_name');
-            $table->text('description')->nullable();
-            $table->integer('level')->default(0);
-            $table->string('avatar')->nullable();
-            $table->integer('status')->default(1); //
-            $table->unsignedBigInteger('category_id');
-            $table->unsignedBigInteger('skill_id');
-            $table->string('year')->nullable();
-            $table->unsignedBigInteger('media_object_id')->nullable();
-
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_exercises');
-    }
-};

database/migrations/2025_06_26_040018_create_se_question_groups_table.php

@@ -1,32 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_question_groups', function (Blueprint $table) {
-            $table->id();
-            $table->text('content');
-            $table->text('content_vi')->nullable();
-            $table->unsignedBigInteger('exercise_id');
-
-            $table->integer('is_question_order_fixed')->default(0);
-            $table->integer('is_option_order_fixed')->default(0);
-            $table->integer('position')->default(0);
-            $table->text('paragraph')->nullable();
-            $table->unsignedBigInteger('media_object_id')->nullable();
-
-            $table->timestamps();
-            $table->softDeletes();
-
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_question_groups');
-    }
-};

database/migrations/2025_06_26_040033_create_se_questions_table.php

@@ -1,34 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_questions', function (Blueprint $table) {
-            $table->id();
-            $table->unsignedBigInteger('exercise_id');
-            $table->text('content');
-            $table->text('description')->nullable();
-            $table->unsignedBigInteger('group_id')->nullable();
-            $table->unsignedBigInteger('question_type_id');
-            $table->integer('level')->default(0);
-            $table->integer('score')->default(1);
-            $table->text('answer')->nullable();
-            $table->text('explanation')->nullable();
-            $table->text('hint')->nullable();
-            $table->unsignedBigInteger('media_object_id')->nullable();
-
-            $table->timestamps();
-            $table->softDeletes();
-
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_questions');
-    }
-};

database/migrations/2025_06_26_040054_create_se_exercise_questions_table.php

@@ -1,27 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_exercise_questions', function (Blueprint $table) {
-            $table->id();
-
-            $table->unsignedBigInteger('exercise_id');
-            $table->unsignedBigInteger('question_id');
-            $table->integer('position')->default(0);
-
-            $table->timestamps();
-            $table->softDeletes();
-
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_exercise_questions');
-    }
-};

database/migrations/2025_06_26_040122_create_se_question_choices_table.php

@@ -1,32 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_question_choices', function (Blueprint $table) {
-            $table->id();
-
-            // Chỉ giữ cột, không còn ràng buộc FK
-            $table->unsignedBigInteger('question_id');
-            $table->string('label')->nullable();
-            $table->text('content')->nullable();
-            $table->integer('is_correct')->default(0); // 0 = false, 1 = true
-            // $table->json('media')->nullable();
-            $table->unsignedBigInteger('media_object_id')->nullable();
-            $table->integer('position')->default(0);
-
-            $table->timestamps();
-            $table->softDeletes();
-
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_question_choices');
-    }
-};

database/migrations/2025_06_26_040136_create_se_question_blanks_table.php

@@ -1,25 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void
-    {
-        Schema::create('se_question_blanks', function (Blueprint $table) {
-            $table->id();
-            $table->unsignedBigInteger('question_id');
-            $table->integer('position')->default(0);
-            $table->text('correct_answer');
-            $table->json('other_answers')->nullable();
-            $table->timestamps();
-            $table->softDeletes();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('se_question_blanks');
-    }
-};