<?php

namespace App\Models;

use App\Enums\WeeklyReviewStatus;
use Illuminate\Database\Eloquent\Concerns\HasUlids;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class WeeklyReview extends Model
{
    /** @use HasFactory<\Database\Factories\WeeklyReviewFactory> */
    use HasFactory, HasUlids;

    protected $fillable = [
        'user_id',
        'nutrition_plan_id',
        'period_start',
        'period_end',
        'average_calories',
        'average_proteins',
        'average_carbs',
        'average_fats',
        'logged_days_count',
        'weight_entries_count',
        'weight_trend_kg',
        'target_weight_trend_kg',
        'status',
        'recommended_calorie_adjustment',
        'message_code',
        'metrics',
        'generated_at',
        'accepted_at',
        'accepted_nutrition_plan_id',
    ];

    protected function casts(): array
    {
        return [
            'period_start' => 'immutable_date',
            'period_end' => 'immutable_date',
            'average_calories' => 'float',
            'average_proteins' => 'float',
            'average_carbs' => 'float',
            'average_fats' => 'float',
            'logged_days_count' => 'integer',
            'weight_entries_count' => 'integer',
            'weight_trend_kg' => 'float',
            'target_weight_trend_kg' => 'float',
            'status' => WeeklyReviewStatus::class,
            'recommended_calorie_adjustment' => 'integer',
            'metrics' => 'array',
            'generated_at' => 'immutable_datetime',
            'accepted_at' => 'immutable_datetime',
        ];
    }

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    public function nutritionPlan(): BelongsTo
    {
        return $this->belongsTo(NutritionPlan::class);
    }

    public function acceptedNutritionPlan(): BelongsTo
    {
        return $this->belongsTo(NutritionPlan::class, 'accepted_nutrition_plan_id');
    }
}