<?php

namespace App\Http\Requests\Bo;

use App\Enums\InputType;
use App\Lib\Helpers\ToolboxHelper;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\ValidationException;

abstract class UpdateMiniCrudRequest extends FormRequest
{
    /**
     * The model parameter name
     *
     * @var string
     */
    protected $modelName = null;

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

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     * @phpcs:disable Generic.Metrics.CyclomaticComplexity.TooHigh
     * @phpcs:disable Generic.Metrics.NestingLevel.TooHigh
     */
    public function rules()
    {
        // phpcs:enable
        $rules = [];
        foreach ($this->{$this->modelName}->data as $iptName => $input) {
            $input = \json_decode(\json_encode($input), true);
            switch ($input['inputType']) {
                case InputType::number->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => $this->compileValidate('required|numeric', $input)
                    ]);
                    break;
                case InputType::videoYoutube->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => $this->compileValidate('regex:%([^"&?\/\s]{11})%i', $input)
                    ]);
                    break;
                case InputType::videoVimeo->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => $this->compileValidate('regex:%([0-9]{8,10})%i', $input)
                    ]);
                    break;
                case InputType::video->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => $this->compileValidate([
                            'regex:%([0-9]{8,10}|[^"&?\/\s]{11})%i'
                        ], $input)
                    ]);
                    break;
                case InputType::string->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => $this->compileValidate('required|string|min:3', $input)
                    ]);
                    break;
                case InputType::text->value:
                    $mergeRules = $this->compileValidate('required|string|min:15', $input);
                    $mergeRules = collect($mergeRules)
                        ->map(function ($rule) {
                            if (\strpos($rule, 'max:') !== false) {
                                $max = \intval(str_replace('max:', '', $rule));
                                return function ($attribute, $value, $fail) use ($max) {
                                    if (\strlen(\strip_tags($value)) > $max) {
                                        $fail("$attribute ne doit pas excéder $max caractères");
                                    }
                                };
                            }
                            return $rule;
                        });
                    $rules      = array_merge($rules, [
                        "data.$iptName.value" => $mergeRules
                    ]);
                    break;
                case InputType::image->value:
                    $required = $this->isUpdate() ? 'sometimes' : 'required';

                    $ipt = $this->data[$iptName];
                    $max = isset($ipt['dimensionsMax']);
                    $dim = \is_string($input['dimensions']) ? collect(explode(
                        ',',
                        (isset($ipt['dimensionsMax']) and is_string($ipt['dimensionsMax'])) ?
                            $ipt['dimensionsMax'] : $input['dimensions']
                    ))->mapWithKeys(function ($v) {
                        $v = explode(' ', $v);
                        return [$v[0] => $v[1]];
                    }) : $input['dimensions'];

                    // * Adapt dimensions
                    $sizes = (object)[
                        'minHeight' => $dim['height'],
                        'maxHeight' => $dim['height'],
                        'minWith' => $dim['width'],
                        'maxWith' => $dim['width'],
                    ];
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => [
                            function (string $attribute, $value, callable $fail) use ($sizes) {
                                ToolboxHelper::validatePicture($attribute, $value, $fail, $sizes);
                            }
                        ],
                        $this->compileValidate(
                            implode('|', [
                                $required,
                                'image',
                                'mimes:png,jpg,jpeg',
                                sprintf(
                                    'dimensions:%s=%d,%s=%d',
                                    $max ? 'max_height' : 'height',
                                    $dim['height'],
                                    $max ? 'max_width' : 'width',
                                    $dim['width']
                                )
                            ]),
                            $input
                        ),
                        "data.$iptName.alt" => $this->compileValidate("$required|string|min:5", $input),
                        "data.$iptName.title" => $this->compileValidate("$required|string|min:5", $input)
                    ]);
                    break;
                case InputType::url->value:
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => [
                            'required', 'url',
                            // @phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClassBeforeLastUsed
                            function ($attribute, $value, $fail) {
                                try {
                                    ToolboxHelper::assertNoInternalUrls($attribute, $value);
                                    ToolboxHelper::assertNoInternalBoUrls($attribute, $value);
                                } catch (ValidationException $e) {
                                    $fail(collect($e->errors())->first()[0]);
                                }
                            }
                        ]
                    ]);
                    break;
                case InputType::boolean->value:
                    $all    = $this->all();
                    $nested = ToolboxHelper::dotStringToNestedArray(
                        "data.$iptName.value",
                        $this->input("data.$iptName.value") ? true : false
                    );
                    $all    = ToolboxHelper::arrayMergeRecursiveDistinct($all, $nested);
                    $this->merge($all);
                    $rules = array_merge($rules, [
                        "data.$iptName.value" => 'boolean'
                    ]);
                    break;
            } //end switch
        } //end foreach
        return $rules;
    }

    /**
     * Undocumented function
     *
     * @param string|array $inputTypeValidate
     * @param array        $input
     * @return array
     */
    public function compileValidate(string|array $inputTypeValidate, array $input): array
    {
        if (\is_string($inputTypeValidate)) {
            $inputTypeValidate = explode('|', $inputTypeValidate);
        }
        /** @var array|string */
        $inputValidate = \collect($input)->get('validate', $input);
        $inputValidate = \is_string($inputValidate) ? explode('|', $inputValidate) : $inputValidate;
        foreach ($inputValidate as $validate) {
            if (!\in_array($validate, $inputTypeValidate)) {
                $inputTypeValidate[] = $validate;
            }
        }

        $test = \collect($inputTypeValidate)->all();
        $test = \collect($inputTypeValidate)->sort(function ($valueA, $valueB) {
            $valueA = $this->ruleHasToComeFirst($valueA) ? 0 : 2;
            $valueB = $this->ruleHasToComeFirst($valueB) ? 1 : 2;
            return $valueA - $valueB;
        })->unique()->all();

        return \collect($inputTypeValidate)->unique()->sort(function ($valueA, $valueB) {
            $valueA = $this->ruleHasToComeFirst($valueA) ? 0 : 2;
            $valueB = $this->ruleHasToComeFirst($valueB) ? 1 : 2;
            return $valueA - $valueB;
        })->all();
    }

    /**
     * Does the rulle need to come first ?
     *
     * @param string $rule
     * @return boolean
     */
    private function ruleHasToComeFirst(string $rule): bool
    {
        $rule = \collect(\explode(':', $rule, 1))->filter()->first(null, '');
        return \collect([
            'nullable', 'present', 'required', 'required_if',
            'required_unless', 'required_with', 'required_with_all',
            'required_without', 'required_without_all', 'required_with_all',
            'missing', 'missing_if', 'missing_unless',
            'missing_with', 'missing_with_all',
        ])->first(fn (string $firstRule) =>  \strpos($rule, $firstRule) === 0) ? true : false;
    }

    /**
     * Is this request an update request ?
     *
     * @return boolean
     */
    private function isUpdate(): bool
    {
        return $this->isMethod('PUT');
    }
}