<?php

namespace Modules\M3\Http\Controllers;

use Config;
use DB;
use Illuminate\Http\Request;
use PhpOffice\PhpSpreadsheet\IOFactory;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;

class WhsePerfController extends Controller
{
    public static function index(Request $request)
    {

        return view('m3::liberty-theme.pages.whsePerfRequest');

    }

    public static function displayTable(Request $request)
    {

        // **********************************************************************************
        // **** Changes in this section must be replicated in function exportTable below ****
        // **********************************************************************************
        $date_in_yr = isset($request->date_in_yr) ? $request->date_in_yr : date('Y');
        $date_in_mth = isset($request->date_in_mth) ? $request->date_in_mth : date('m');
        $date_in = $date_in_yr . $date_in_mth . '01';
        $sqlstmt = 'select AVDATE,  AVANOTESCL,AVADLRCL,AVAWGTCL,AVANOTESCH,AVADLRCH,AVAWGTCH,AVANOTESOP,AVADLROP,AVAWGTOP,
                                    AVLNOTESCL,AVLDLRCL,AVLWGTCL,AVLNOTESCH,AVLDLRCH,AVLWGTCH,AVLNOTESOP,AVLDLROP,AVLWGTOP,
                                    AVPNOTESCL,AVPDLRCL,AVPWGTCL,AVPNOTESCH,AVPDLRCH,AVPWGTCH,AVPNOTESOP,AVPDLROP,AVPWGTOP,
                                    AVINOTESCL,AVIDLRCL,AVIWGTCL,AVINOTESOP,AVIDLROP,AVIWGTOP
                            from ICM711M
                            where AVDATE between ' . date('Ym', strtotime($date_in)) . '00 and ' . date('Ym', strtotime($date_in)) . '32';

        $iCM711M = DB::connection(config('m3.connection', 'pgsql'))->select($sqlstmt);
        $uSER_INFO = DB::connection(config('m3.connection', 'pgsql'))->table('icm428m')->selectRaw('R428US as USERPRF, R428STS as STATUS, NULL as DATE_EXPIRED, NULL as EXPIRED')->get()->all();
        $power_user = DB::connection(config('m3.connection', 'pgsql'))->select("select R428PWRUSR, R428CO, R428PL, R428WH from ICM428M where R428US='" . strtoupper(m3_user()) . "'");

        $pct_array = Config::get('arrays.whsePerf_targets');

        return view('m3::liberty-theme.pages.whsePerf', ['ICM711M' => $iCM711M, 'power_user' => $power_user, 'USER_INFO' => $uSER_INFO, 'date_in' => $date_in, 'pct_array' => $pct_array]);

    }

    public function exportTable(Request $request)
    {

        $date_in_yr = isset($request->date_in_yr) ? $request->date_in_yr : date('Y');
        $date_in_mth = isset($request->date_in_mth) ? $request->date_in_mth : date('m');
        $date_in = $date_in_yr . $date_in_mth . '01';
        $sqlstmt = 'select AVDATE,  AVANOTESCL,AVADLRCL,AVAWGTCL,AVANOTESCH,AVADLRCH,AVAWGTCH,AVANOTESOP,AVADLROP,AVAWGTOP,
                                    AVLNOTESCL,AVLDLRCL,AVLWGTCL,AVLNOTESCH,AVLDLRCH,AVLWGTCH,AVLNOTESOP,AVLDLROP,AVLWGTOP,
                                    AVPNOTESCL,AVPDLRCL,AVPWGTCL,AVPNOTESCH,AVPDLRCH,AVPWGTCH,AVPNOTESOP,AVPDLROP,AVPWGTOP,
                                    AVINOTESCL,AVIDLRCL,AVIWGTCL,AVINOTESOP,AVIDLROP,AVIWGTOP
                            from ICM711M
                            where AVDATE between ' . date('Ym', strtotime($date_in)) . '00 and ' . date('Ym', strtotime($date_in)) . '32';

        $iCM711M = DB::connection(config('m3.connection', 'pgsql'))->select($sqlstmt);
        $uSER_INFO = DB::connection(config('m3.connection', 'pgsql'))->table('icm428m')->selectRaw('R428US as USERPRF, R428STS as STATUS, NULL as DATE_EXPIRED, NULL as EXPIRED')->get()->all();
        $power_user = DB::connection(config('m3.connection', 'pgsql'))->select("select R428PWRUSR, R428CO, R428PL, R428WH from ICM428M where R428US='" . strtoupper(m3_user()) . "'");

        $pct_array = Config::get('arrays.whsePerf_targets');

        $html = view('m3::liberty-theme.pages.whsePerf', ['ICM711M' => $iCM711M, 'power_user' => $power_user, 'USER_INFO' => $uSER_INFO, 'date_in' => $date_in, 'pct_array' => $pct_array])->render();

        libxml_use_internal_errors(true);
        $doc = new \DOMDocument;
        $doc->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'));    // Extract only table elements
        $tables = $doc->getElementsByTagName('table');
        if ($tables->length === 0) {
            abort(400, 'No table found in HTML');
        }
        // Create new document with only the table
        $newDoc = new \DOMDocument;
        $newDoc->appendChild($newDoc->importNode($tables->item(0), true));
        $cleanHtml = '<!DOCTYPE html><html><body>' . $newDoc->saveHTML() . '</body></html>';
        libxml_clear_errors();
        $tempFile = tempnam(sys_get_temp_dir(), 'html') . '.html';
        file_put_contents($tempFile, $cleanHtml);
        $reader = IOFactory::createReader('Html');
        $spreadsheet = $reader->load($tempFile);
        $writer = new Xlsx($spreadsheet);
        $fileName = 'export.xlsx';
        $tempExcel = tempnam(sys_get_temp_dir(), 'excel');
        $writer->save($tempExcel);
        unlink($tempFile);

        return response()->download($tempExcel, $fileName)->deleteFileAfterSend(true);
    }
}