first commit

app/Models/Workout.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Workout extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'user_id',
+        'title',
+        'notes',
+        'estimated_minutes',
+    ];
+
+    protected $casts = [
+        'estimated_minutes' => 'integer',
+    ];
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(WorkoutExercise::class)->orderBy('position');
+    }
+
+    public function exercises(): BelongsToMany
+    {
+        return $this->belongsToMany(Exercise::class, 'workout_exercises')
+            ->withPivot(['id', 'position', 'sets', 'reps', 'weight', 'rest_seconds', 'notes'])
+            ->withTimestamps()
+            ->orderBy('workout_exercises.position');
+    }
+}