<?php

namespace App\Classes\Modules\Questionnaires\Processors;


use App\Models\QAUserAnswerSelected;
use App\Classes\Modules\Documents\Processors\UploadDocumentProcessor;
use App\Classes\ValueObjects\Constants\DocumentType;
use App\Classes\ValueObjects\Constants\QAType;
use Illuminate\Support\Facades\Log;

class SaveAnswerV1AdminWFProcessor
{
    /** @var UploadDocumentProcessor */
    private $uploadDocumentForProcessor;

    /**
     * SaveAnswerV1AdminWFProcessor constructor.
     * @param UploadDocumentProcessor $uploadDocumentForProcessor
     */
    public function __construct(UploadDocumentProcessor $uploadDocumentForProcessor)
    {
        $this->uploadDocumentForProcessor = $uploadDocumentForProcessor;
    }

    /**
     * @return QAUserAnswerSelected|\Illuminate\Database\Eloquent\Model
     */
    public function execute($userId, $sourceId, $questionId, $questionType, $questionMetadata, $answerInText, $answerOptionId, $filesUpload, $timeUsedSeconds, $isPrevious, $reference = null){

        $answer = null;
        $attachments = [];

        if(is_null($answer))
        {
            $answer = new QAUserAnswerSelected;
        }
        $answer->user_id = $userId;
        $answer->source_id = $sourceId;
        $answer->question_id = $questionId;
        $answer->question_metadata = json_encode($questionMetadata);
        $answer->answer_option_id = $answerOptionId;
        $answer->time_used_seconds = $timeUsedSeconds;
        $answer->is_previous = $isPrevious;
        if($reference){
            $answer->reference = $reference;
        }
        $answer->save(); //cief todo: why 2 save() in this file, this is wrong

        if($filesUpload){
            if (isset($filesUpload['filesA']))
            {
                foreach ($filesUpload as $key => $files) {
                    if($key === 'filesA'){
                        $attachments[$key] = $this->saveFile($answer, $files, 'questionnaires', DocumentType::ADMIN_WORK_FLOW.'/'.DocumentType::ECOMMERCE_PURCHASE_ORDER_EN);
                    }
                    else if($key === "filesB"){
                        $attachments[$key] = $this->saveFile($answer, $files, 'questionnaires', DocumentType::ADMIN_WORK_FLOW.'/'.DocumentType::ECOMMERCE_PURCHASE_ORDER_CH);
                    }
                    else if($key === "filesC"){
                        $attachments[$key] = $this->saveFile($answer, $files, 'questionnaires', DocumentType::ADMIN_WORK_FLOW.'/'.DocumentType::CURRENCY_VENDOR_PAYMENT_PROOF);
                    }
                }
            }
            else if (isset($filesUpload['files']) && $filesUpload['files'])
            {
                $attachments = $this->saveFile($answer, $filesUpload['files']);
            }
        }

        if(!$isPrevious) {
            if($questionType === QAType::SUBMIT_1688_3_TYPES_DOCUMENTS){
                $structuredAnswer = [
                    'text' => "3_DOCUMENTS_UPLOADED",
                    'files' => $attachments,
                ];
                $answer->answer = json_encode($structuredAnswer);
            }
            else if($questionType === QAType::REMARKS_WITH_DOCUMENT_UPLOAD){
                $structuredAnswer = [
                    'text' => $answerInText,
                    'files' => $attachments,
                ];
                $answer->answer = json_encode($structuredAnswer);
            }
            else if($questionType === QAType::DOCUMENT_UPLOAD){
                $structuredAnswer = [
                    'files' => $attachments,
                ];
                $answer->answer = json_encode($structuredAnswer);
            }
            else  {
                $answer->answer = $answerInText;
            }
        }
        else  {
            $answer->answer = $answerInText;
        }

        $answer->save();

        return $answer;
    }

    private function saveFile(QAUserAnswerSelected $answer, array $files, string $path = 'questionnaires', string $documentType = DocumentType::ADMIN_WORK_FLOW){
        $result = $this->uploadDocumentForProcessor->execute($answer, $files, $path, $documentType);
        $attachment = array_map(function ($item) use($documentType) {
            return [
                'name' => $item->document_id,
                'file_id' => $item->id,
                'document_type'=> $documentType,
            ];
        }, $result);

        return $attachment;
    }
}