44 lines
1.1 KiB
PHP
44 lines
1.1 KiB
PHP
<?php
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namespace App\Models;
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use Database\Factories\LessonFactory;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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use Illuminate\Database\Eloquent\Relations\BelongsToMany;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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class Lesson extends Model
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{
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/** @use HasFactory<LessonFactory> */
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use HasFactory;
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protected $fillable = ['course_id', 'title', 'order_index', 'video_id', 'duration_seconds', 'transcript'];
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public function course(): BelongsTo
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{
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return $this->belongsTo(Course::class);
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}
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public function concepts(): BelongsToMany
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{
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return $this->belongsToMany(Concept::class);
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}
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public function quizzes(): HasMany
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{
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return $this->hasMany(Quiz::class);
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}
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public function progressFor(int $userId): ?LessonProgress
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{
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/** @var LessonProgress|null $progress */
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$progress = $this->hasOne(LessonProgress::class)
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->where('user_id', $userId)
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->first();
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return $progress;
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}
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}
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