<?php

namespace App\Http\Requests;

use Carbon\Exceptions\InvalidFormatException;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Support\Carbon;

class StoreSlideRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return boolean
     */
    public function authorize()
    {
        return auth()->check();
    }

    /**
     * Prepare the data for validation.
     *
     * @return void
     *
     * @throws ValidationException When prepare merge fails to parse dates.
     */
    protected function prepareForValidation()
    {
        try {
            $this->merge([
                'date_start' => Carbon::parse("$this->date_start_date $this->date_start_time:00")->toDateTimeString(),
                'date_end' => Carbon::parse("$this->date_end_date $this->date_end_time:00")->toDateTimeString(),
            ]);
        } catch (InvalidFormatException $e) {
            $error = \Illuminate\Validation\ValidationException::withMessages([
                'date_start_date' => ['Format de date incorrect'],
                'date_end_date' => ['Format de date incorrect'],
             ]);
             throw $error;
        }
        $this->merge([
            'title' => 'lorem title ' . rand(),
            'text' => 'lorem text ' . rand(),
            'link_new_tab' => $this->link_new_tab ? true : false
        ]);
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return [
            'title' => 'required|max:255',
            'text' => 'sometimes|max:255',
            'picture' => 'sometimes|image|mimes:jpeg,png,jpg|max:2048|dimensions:width=1920,height=812',
            'alt_text_picture' => 'sometimes|max:255',
            'link_label' => 'sometimes|max:255',
            'link' => 'sometimes|max:255',
            'link_new_tab' => 'required|boolean',
            'slider_id' => 'required|exists:sliders,id',
            'date_start' => [
                'nullable',
                'date_format:Y-m-d H:i:s',
                'before:' . Carbon::now()->parse('2037-12-31')
            ],
            'date_end' => [
                'nullable',
                'date_format:Y-m-d H:i:s',
                'after:date_start',
                'before:' . Carbon::now()->parse('2037-12-31')
            ],
        ];
    }
}