<?php

namespace App\Models;

use App\Lib\Helpers\FileStorageHelper;
use App\Lib\Helpers\ToolboxHelper;
use App\Traits\Models\ActivityLog;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Str;
use Illuminate\Validation\ValidationException;

class Network extends Model
{
    use ActivityLog;
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'seo_title',
        'seo_description',
        'name',
        'slug',
        'title',
        'subtitle',
        'picture',
        'picture_alt',
        'picture_title',
        'order',
        'published',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'published' => 'bool',
    ];

    /**
     * Perform any actions required after the model boots.
     *
     * @return void
     */
    protected static function booted(): void
    {
        static::creating(function (self $model) {
            self::setOrder($model);
            self::manageFields($model);
        });
        static::updating(function (self $model) {
            self::manageFields($model);
        });
        static::updated(function (self $model) {
            FileStorageHelper::removeOldFile($model, 'picture');
        });
        static::deleting(function (self $model) {
            self::assertLimitPublishedModels($model, true);
        });
        static::deleted(function (self $model) {
            FileStorageHelper::removeFile($model, 'picture');
        });
    }

    // * METHODS

    /**
     * Manage model fields.
     *
     * @param self $model
     * @return void
     */
    private static function manageFields(self $model): void
    {
        // * ASSERTIONS
        self::assertLimitPublishedModels($model);
        self::assertFieldIsUnique('name', $model->name, $model->id);
        self::assertFieldIsUnique('slug', Str::slug($model->name), $model->id);

        // * TRANSFORMATIONS
        self::setSlug($model, $model->name);
        $model->picture = FileStorageHelper::storeFile($model, $model->picture, true);
    }

    /**
     * Set the slug.
     *
     * @param self   $model
     * @param string $original
     *
     * @return void
     */
    private static function setSlug(self $model, string $original): void
    {
        $model->slug = Str::slug($original);
    }

    /**
     * Set order after the last element of the list.
     *
     * @param self $model
     * @return void
     */
    private static function setOrder(self $model): void
    {
        $model->order = \intval(self::query()->max('order')) + 1;
    }

    /**
     * Asserts using validation that the field is unique.
     *
     * @param string       $nameField
     * @param string       $valueField
     * @param integer|null $id
     * @return void
     */
    private static function assertFieldIsUnique(string $nameField, string $valueField, ?int $id = null): void
    {
        $table = (new self())->getTable();
        ToolboxHelper::assertFieldIsUnique($table, $nameField, $valueField, $id);
    }

    /**
     * Check if the limit of published models is reached.
     *
     * @param self $model
     * @param boolean $isDeletion
     * @return void
     */
    private static function assertLimitPublishedModels(self $model, $isDeletion = false)
    {
        $count = self::query()->where('published', true)->count();
        if (
            (!$model->published && $count <= 1) ||
            ($model->published && $count >= 5) ||
            ($isDeletion && $count === 1)
        ) {
            throw ValidationException::withMessages([
                'Il doit y avoir entre 1 et 5 éléments publiés simultanément.'
            ]);
        }
    }

    // * RELATIONS

    /**
     * The aisles that belong to the logo.
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function aisles(): \Illuminate\Database\Eloquent\Relations\HasMany
    {
        return $this->hasMany(Aisle::class);
    }
}