<?php

namespace App\Http\Controllers;


use Carbon\Carbon;
use App\Models\Format;
use App\Models\Company;
use App\Shared\Logger;
use App\Shared\Mailer;
use App\Shared\UserUtils;
use Illuminate\Http\Request;
use App\Formatters\Formatter;
use App\Models\Transformation;
use Illuminate\Routing\Controller;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\Mail;
use File;

class UserFormatController extends Controller
{

	public function tranformForm(Request $request, $id)
	{

		$format = Format::with('format_subscription')->find($id);
		return view('format.userForm')->with(['format' => $format]);
	}

	public function uploadFiles(Request $request)
	{

		if ($request->ajax()) {
			$format = Format::find($request->id);
			$formatter = $format->buildFormatter();

			$afterslug = $formatter->getAfterSlug();
			$inputFile = $request->file('file');

			$filename = date('Ymd-His') . '-format' . str_pad($request->id, 4, '0', STR_PAD_LEFT) . '.' . $inputFile->getClientOriginalName();
			$inputFilepath = storage_path('input_files' . config('app.fileSystemSeparator') . $format->slug . config('app.fileSystemSeparator') . $formatter->getAfterSlug());

			Logger::info(__METHOD__, "Saving input file " . ($filename) . '...');

			$inputRealpath = $inputFilepath . $filename;

			$inputFile->move($inputFilepath, $filename);

			return response()->json([
				'success' => true,
				'filename' => $filename,
			], 200);
		}
	}

	public function doTransform(Request $request, $id)
	{
		$format = Format::find($request->id);
		$formatter = $format->buildFormatter();

		$filenames = json_decode($request->filenames);

		if (count($filenames) > 1) {

			foreach ($filenames as  $k => $v) {
				$inputFilepath[$k] = storage_path('input_files' . config('app.fileSystemSeparator') . $format->slug . config('app.fileSystemSeparator') . $formatter->getAfterSlug());
				$inputRealpath[$k] = $inputFilepath[$k] . config('app.fileSystemSeparator') . $filenames[$k];

				$formatter->addInputFile($inputRealpath[$k]);
				$formatter->setOutputPath(storage_path('output_files' . config('app.fileSystemSeparator')));

				$outputFilename = $formatter->getOutputFilename();
				$path = storage_path('output_files' . config('app.fileSystemSeparator'));
				$outputFilepath =  $path . $format->slug . config('app.fileSystemSeparator') . $formatter->getAfterSlug() . config('app.fileSystemSeparator') . $outputFilename;
				$outputRealFilepath = $outputFilepath;
			}
		} else {
			$inputFilepath = storage_path('input_files' . config('app.fileSystemSeparator') . $format->slug . config('app.fileSystemSeparator') . $formatter->getAfterSlug());

			$inputRealpath = $inputFilepath . config('app.fileSystemSeparator') . $filenames[0];
			$formatter->addInputFile($inputRealpath);
			$formatter->setOutputPath(storage_path('output_files' . config('app.fileSystemSeparator')));

			$outputFilename = $formatter->getOutputFilename();
			$path = storage_path('output_files');
			$outputFilepath = $path . config('app.fileSystemSeparator') . $format->slug . config('app.fileSystemSeparator') . $outputFilename;
			$outputRealFilepath = $outputFilepath;
		}

		if (count($filenames) >= 2) {

			$string_resultData = $formatter->format();
			$resultData = explode('\n', $string_resultData);
			$outputFile = $formatter->writeOutput($resultData, $outputRealFilepath);
		} else if (count($filenames) == 1) {
			$resultData = $formatter->format();
			$outputFile = $formatter->writeOutput($resultData, $outputRealFilepath);
		}



		Logger::info(__METHOD__, "Saving output file " . ($outputRealFilepath) . '...');

		$data = [
			'format_id' => $format->id,
			'company_id' => UserUtils::getCompanyID(),
			'transformation_time' => Carbon::now(),
			'error' => '',
			'input_files' => json_encode($inputRealpath),
			'output_files' => json_encode($outputRealFilepath),
			'notes' => $request->notes,
		];

		$transform = Transformation::create($data);
		$mailer = new Mailer();
		$company = Company::find($format->company_id);
		$with = [
			'company_name' => $company->company_name
		];

		$attach = $mailer->getAttachFromStorage($outputRealFilepath, $outputFilename);

		if (!is_null($attach)) {
			$viewEmail = "emails.test";
			$subjectEmail = "Your File is Converted";
			$result = $mailer->sendMail($viewEmail, $company, $subjectEmail, $with, $attach);
		}

		return response()->download($outputRealFilepath);
	}

	public function transformed(Request $request)
	{
		return view('format.userTransformed');
	}
}