<?php

namespace Lycoreco\Apps\Recipes\Models;

use Lycoreco\Apps\Users\Models\UserModel;
use Lycoreco\Includes\Model\BaseModel;

class RecipeUserMenu extends BaseModel
{
    public $field_dayofweek;
    public $field_recipe_id;
    public $field_user_id;
    public $field_created_at;

    static protected $table_name = 'recipe_usermenu';
    static protected $table_fields = [
        'id'            => 'int',
        'dayofweek'     => 'string',
        'recipe_id'     => 'int',
        'user_id'       => 'int',
        'created_at'    => 'DateTime'
    ];

    public static function init_table()
    {
        $result = db_query('CREATE TABLE ' . static::$table_name . ' (
            id INT AUTO_INCREMENT PRIMARY KEY,

            dayofweek VARCHAR(150) NOT NULL,
            recipe_id INT NOT NULL,
            user_id INT NOT NULL,
            created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,

            FOREIGN KEY (recipe_id) REFERENCES recipes(id) ON DELETE CASCADE,
            FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
        );');
        return $result;
    }
    public function valid()
    {
        require_once INCLUDES_PATH . '/Const/recipes.php';

        if (!in_array($this->field_dayofweek, DAYS_OF_WEEK))
            return ['Day of Week is not valid'];

        $recipe = RecipeModel::get(array(
            [
                'name'      => 'obj.id',
                'type'      => '=',
                'value'     => $this->field_recipe_id
            ]
        ));
        if (!$recipe)
            return ['Recipe does not exist'];

        return true;
    }

    public static function get_prefetch_recipes(UserModel $user, string $week) {
        $usermenus = RecipeUserMenu::filter(array(
            [
                'name'      => 'obj.user_id',
                'type'      => '=',
                'value'      => $user->get_id(),
            ],
            [
                'name'      => 'obj.dayofweek',
                'type'      => '=',
                'value'     => $week
            ]
        ), count: 100);

        if(empty($usermenus))
            return [];

        $usermenu_ids = array_map(function($usermenu) {
            return $usermenu->field_recipe_id;
        }, $usermenus);

        
        $recipes = RecipeModel::filter(array(
            [
                'name'      => 'obj.id',
                'type'      => 'IN',
                'value'     => $usermenu_ids
            ]
        ));

        $prefetch_recipes_ings = prefetch_related($recipes, 'Recipes:IngredientInRecipeModel', 'recipe_id');

        return $prefetch_recipes_ings;
    }
}