fitness/app/Models/User.php

<?php

namespace App\Models;

// use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;

class User extends Authenticatable
{
    /** @use HasFactory<\Database\Factories\UserFactory> */
    use HasFactory, Notifiable;

    /**
     * The attributes that are mass assignable.
     *
     * @var list<string>
     */
    protected $fillable = [
        'name',
        'email',
        'password',
        'age',
        'weight_kg',
        'height_cm',
        'fitness_level',
        'goal',
        'health_notes',
        'available_equipment',
        'days_per_week',
        'minutes_per_session',
        'is_trainer',
    ];

    /**
     * The attributes that should be hidden for serialization.
     *
     * @var list<string>
     */
    protected $hidden = [
        'password',
        'remember_token',
    ];

    /**
     * Get the attributes that should be cast.
     *
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [
            'email_verified_at' => 'datetime',
            'password' => 'hashed',
            'age' => 'integer',
            'weight_kg' => 'decimal:2',
            'height_cm' => 'decimal:2',
            'days_per_week' => 'integer',
            'minutes_per_session' => 'integer',
            'is_admin' => 'boolean',
            'is_trainer' => 'boolean',
        ];
    }

    // Relationships
    public function workouts()
    {
        return $this->hasMany(Workout::class);
    }

    public function programs()
    {
        return $this->hasMany(Program::class);
    }

    // Trainer/client relationships
    public function clients()
    {
        return $this->belongsToMany(User::class, 'trainer_clients', 'trainer_id', 'client_id')->withTimestamps();
    }

    public function trainers()
    {
        return $this->belongsToMany(User::class, 'trainer_clients', 'client_id', 'trainer_id')->withTimestamps();
    }

    public function assignedWorkouts()
    {
        return $this->hasMany(Workout::class, 'assigned_by_trainer_id');
    }

    public function favoriteExercises()
    {
        return $this->belongsToMany(Exercise::class, 'exercise_favorites')->withTimestamps();
    }

    public function favoriteWorkouts()
    {
        return $this->belongsToMany(Workout::class, 'workout_favorites')->withTimestamps();
    }

    public function favoriteYogaPoses()
    {
        return $this->belongsToMany(YogaPose::class, 'yoga_pose_favorites')->withTimestamps();
    }

    public function weightLogs()
    {
        return $this->hasMany(WeightLog::class);
    }

    // Helpers
    public function hasFavoritedExercise(Exercise $exercise): bool
    {
        return $this->favoriteExercises()->where('exercise_id', $exercise->id)->exists();
    }

    public function hasFavoritedWorkout(Workout $workout): bool
    {
        return $this->favoriteWorkouts()->where('workout_id', $workout->id)->exists();
    }

    public function hasFavoritedYogaPose(YogaPose $pose): bool
    {
        return $this->favoriteYogaPoses()->where('yoga_pose_id', $pose->id)->exists();
    }
}