<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Auth;
use Maatwebsite\Excel\Facades\Excel;
use App\Models\Sps_pendapatan;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;

class JadwalSalurdanaController extends Controller
{
    public function __construct(){
        parent::__construct();
        $this->setTitle("Jadwal Salur Dana");
        $this->setIconTitle("fa fa-calendar-alt");
    }

    public function index()
    {
        return view('jadwal_salurdana.index');
    }

    protected function queryJadwalSalurDana($ta)
    {
        $sqlstr = 'SELECT x.kode_rekening,x.nama_rekening,spsbulan1,spsbulan2,spsbulan3,spsbulan4,
                    spsbulan5,spsbulan6,spsbulan7,spsbulan8,spsbulan9,spsbulan10,spsbulan11,spsbulan12,
                    SUBSTR(x.KODE_REKENING,1,12) AS kodegrup,SUBSTR(x.KODE_REKENING,1,9) AS groupall,
                    NVL("1",0) AS "REAL1",NVL("2",0) AS "REAL2",NVL("3",0) AS "REAL3",
                    NVL("4",0) AS "REAL4",NVL("5",0) AS "REAL5",NVL("6",0) AS "REAL6",
                    NVL("7",0) AS "REAL7",NVL("8",0) AS "REAL8",NVL("9",0) AS "REAL9",
                    NVL("10",0) AS "REAL10",NVL("11",0) AS "REAL11",NVL("12",0) AS "REAL12"   
                FROM PROKSI.SPS_PENDAPATAN x 
                LEFT JOIN 
                (
                    SELECT * FROM (
                        SELECT ID_SPS,extract(month from RKUD_TGL) AS BULAN,RKUD_JUMLAH  
                        FROM SAMASA.PENDAPATAN_REALISASI 
                        WHERE TAHUN=\''.$ta.'\' 
                    )
                    PIVOT
                    (
                        SUM(RKUD_JUMLAH) 
                        FOR BULAN IN(1,2,3,4,5,6,7,8,9,10,11,12)
                    )
                )y ON x.ID = y.ID_SPS '; 
               

        if (getRole()=="skpd"){
            $sqlstr .= ' LEFT JOIN SAMASA.MAPPING_DBH_SKPD z ON x.id=z.id_sps WHERE z.KODE_SKPD=\''.Auth::user()->nrk.'\'';
        }else{
            $sqlstr .= " WHERE 1=1 ";
        }

        $sqlstr .= ' AND x.TAHUN = '.$ta.' AND x.SKPD_ID=980 AND SUBSTR(x.KODE_REKENING,1,3)=\'4.2\'';

        return $sqlstr;
    }

    public function datatable(Request $request)
    {
        $post = $request->all();
        $offset = $post["start"];
        $limit = $post["length"];
        $src = isset($post["src"]) ? $post["src"]:"";
        $ta = $post["ta"];
        $dataFilter = 0;
        $typeDana = isset($post["type_dana"])?$post["type_dana"]:"";
        $idSPS = isset($post["id_sps"])?$post["id_sps"]:"";
        $sqlstr = $this->queryJadwalSalurDana($ta);

        if (!empty($idSPS)){
            $sqlstr.=" AND x.ID=$idSPS";
        }

        $dataTotal = count(DB::select(DB::raw($sqlstr)));

        if (!empty($typeDana)){
            if ($typeDana == "cht"){
                $sqlstr.=" AND x.kode_rekening='4.2.01.01.01.0004'";
            }else{
                $sqlstr.=" AND SUBSTR(x.kode_rekening,1,12) IN ('4.2.01.01.03','4.2.01.01.04')";
            }
        }
        $data = DB::select(DB::raw($sqlstr.'ORDER BY x.kode_rekening OFFSET '.$offset.' ROWS FETCH NEXT '.$limit.' ROWS ONLY'));
        $dataFilter = count(DB::select(DB::raw($sqlstr)));

        return response()->json([
            "recordsTotal" => $dataTotal,
            "recordsFiltered" => $dataFilter,
            "data"=> $data
        ]);
    }

    public function index_cht_dak(Request $request, $typeDana)
    {   
        $judul = strtoupper($typeDana);
        $this->setTitle("Jadwal Salur Dana $judul");
        return view("jadwal_salurdana.index_".$typeDana);
    }

    public function datatable_cht_dak(Request $request, $typeDana)
    {
        $post = $request->all();
        $offset = $post["start"];
        $limit = $post["length"];
        // $src = $post["src"];
        $ta = $post["ta"];
        $typeDanaFilter = $typeDana == "cht" ? " AND x.jenis_dana = 'DBH' AND x.sub_jenis_dana = 'CHT' ": " AND x.jenis_dana = 'DAK'";
        $dataFilter=0;
        $sqlstr = 'SELECT x.kode_skpd, x.nama_skpd, x.kode_rsk, x.nama_rsk, x.jumlah_anggaran, y.*  
                    FROM SAMASA.BELANJA_REALISASI x 
                    LEFT JOIN 
                    ( 
                        SELECT * FROM (
                            SELECT 
                                IDRSK,
                                NVL(V_BKU_01,0) AS V_BKU_01,
                                NVL(V_BKU_02,0) AS V_BKU_02,
                                NVL(V_BKU_03,0) AS V_BKU_03,
                                NVL(V_BKU_04,0) AS V_BKU_04,
                                NVL(V_BKU_05,0) AS V_BKU_05,
                                NVL(V_BKU_06,0) AS V_BKU_06,
                                NVL(V_BKU_07,0) AS V_BKU_07,
                                NVL(V_BKU_08,0) AS V_BKU_08,
                                NVL(V_BKU_09,0) AS V_BKU_09,
                                NVL(V_BKU_10,0) AS V_BKU_10,
                                NVL(V_BKU_11,0) AS V_BKU_11,
                                NVL(V_BKU_12,0) AS V_BKU_12,
                                TOTAL AS TOTAL_REALISASI
                            FROM (
                                SELECT x.*,SUM (V_REALISASI) OVER ( PARTITION BY IDRSK ) AS Total 
                                FROM 
                                (
                                    SELECT IDRSK,
                                        extract(month FROM TO_DATE(D_POSTING, \'YYYYMMDD\')) AS BULAN,
                                        SUM (REALISASI) AS V_REALISASI 
                                    FROM NEWSIPKD.VW_BKU_REALISASI_RSK 
                                    WHERE TAHUN_ANGGARAN = \''.$ta.'\'
                                    GROUP BY IDRSK,D_POSTING
                                ) x
                            )
                            PIVOT
                            (
                                SUM(V_REALISASI) 
                                FOR BULAN IN(
                                    1 AS V_BKU_01,
                                    2 AS V_BKU_02,
                                    3 AS V_BKU_03,
                                    4 AS V_BKU_04,
                                    5 AS V_BKU_05,
                                    6 AS V_BKU_06,
                                    7 AS V_BKU_07,
                                    8 AS V_BKU_08,
                                    9 AS V_BKU_09,
                                    10 AS V_BKU_10,
                                    11 AS V_BKU_11,
                                    12 AS V_BKU_12
                                )
                            )
                        ) xx 
                        LEFT JOIN 
                        (
                            SELECT 
                                RSK_BELANJARINCI_ID,
                                sum(BULAN1) AS V_AKB_01,
                                sum(BULAN2) AS V_AKB_02,
                                sum(BULAN3) AS V_AKB_03,
                                sum(BULAN4) AS V_AKB_04,
                                sum(BULAN5) AS V_AKB_05,
                                sum(BULAN6) AS V_AKB_06,
                                sum(BULAN7) AS V_AKB_07,
                                sum(BULAN8) AS V_AKB_08,
                                sum(BULAN9) AS V_AKB_09,
                                sum(BULAN10) AS V_AKB_10,
                                sum(BULAN11) AS V_AKB_11,
                                sum(BULAN12) AS V_AKB_12
                            FROM BAPEDA_BUDGETING.P_SPB_BELANJARINCIAKB@EBUDGETING 
                            WHERE TAHUN = \''.$ta.'\' 
                            GROUP BY RSK_BELANJARINCI_ID
                        ) yy
                        ON xx.IDRSK = yy.RSK_BELANJARINCI_ID
                    ) y
                    ON x.KODE_RSK = y.IDRSK 
                    WHERE x.TAHUN_ANGGARAN = \''.$ta.'\''.$typeDanaFilter;
        
        if (getRole()=="skpd"){
            $sqlstr.=" AND KODE_SKPD='".Auth::user()->nrk."'";
        }
        $data = DB::connection('oracle')->select(DB::raw($sqlstr.' ORDER BY x.kode_skpd,x.kode_rsk OFFSET '.$offset.' ROWS FETCH NEXT '.$limit.' ROWS ONLY'));
        $dataTotal = count(DB::connection('oracle')->select(DB::raw($sqlstr)));
        // if (!empty($src)){
            //$data->whereRaw("(LOWER(NAMA_REKENING) LIKE '%".strtolower($src)."%' OR LOWER(KODE_REKENING) LIKE '%".strtolower($src)."%')");
        // }
        $dataFilter = count(DB::connection('oracle')->select(DB::raw($sqlstr)));

        return response()->json([
            "recordsTotal" => $dataTotal,
            "recordsFiltered" => $dataFilter,
            "data"=> $data
        ]);
    }

    public function download(Request $request)
    {
        $post = $request->all();
        $typeDana = isset($post["type_dana"])?$post["type_dana"]:"";
        $idSPS = isset($post["id_sps"])?$post["id_sps"]:"";
        $ta = $post["ta"];
        $sqlstr = $this->queryJadwalSalurDana($ta);

        if (!empty($idSPS)){
            $sqlstr.=" AND x.ID=$idSPS";
        }

        if (!empty($typeDana)){
            if ($typeDana == "cht"){
                $sqlstr.=" AND kode_rekening='4.2.01.01.01.0004'";
            }else{
                $sqlstr.=" AND SUBSTR(kode_rekening,1,12) IN ('4.2.01.01.03','4.2.01.01.04')";
            }
        }

        $sqlstr .= " ORDER BY kode_rekening";
        $data = DB::select(DB::raw($sqlstr));
        $data = json_decode(json_encode($data),true);

        $fileName = 'Jadwal-salur-dana.xlsx';  
        $spreadsheet = new Spreadsheet();
        $sheet = $spreadsheet->getActiveSheet();    
        $sheet->setCellValue('A1', 'Kode Rekening');
        $sheet->setCellValue('B1', 'Nama Rekening');
        $alpha = range("A","Z");
        $colIndex = 2;
        // Nama Kolom bulan
        $bulans = GetBulan();
        foreach($bulans as $bulan){
            $sheet->setCellValue($alpha[$colIndex].'1', $bulan);
            $colIndex++;
            $sheet->mergeCells($alpha[$colIndex].'1'.':'.$alpha[$colIndex].'1');
            $colIndex++;
        }
        $sheet->setCellValue(getAlphabetCell($colIndex).'1', "Total");
        $sheet->mergeCells(getAlphabetCell($colIndex).'1'.':'.getAlphabetCell($colIndex+1).'1');
        $sheet->mergeCells('A1:A2');
        $sheet->mergeCells('B1:B2');
        $colIndex++;

        // Nama Kolom Jadwal dan Realisasi
        $colName = "Realisasi";
        for($i=2;$i<=$colIndex;$i++){
            $colName = $colName == "Jadwal" ? "Realisasi":"Jadwal";
            $sheet->setCellValue(getAlphabetCell($i).'2', $colName);
        }

        // Data Kolom Bulan dan Realisasi
        $rows = 3; 
        foreach ($data as $val){
            $sheet->setCellValue('A' . $rows, $val["kode_rekening"]);
            $sheet->setCellValue('B' . $rows, $val["nama_rekening"]);
            $totalJadwalSalur = 0;
            $totalRealisasi = 0;
            $currIndex = 2;
            for($i=1;$i<=12;$i++){
                $sheet->setCellValue(getAlphabetCell($currIndex).$rows, $val["spsbulan".$i]);
                $totalJadwalSalur += $val["spsbulan".$i];
                $currIndex++;
                $sheet->setCellValue(getAlphabetCell($currIndex).$rows, $val["real".$i]);
                $totalRealisasi += $val["real".$i];
                $currIndex++;
            }
            $sheet->setCellValue(getAlphabetCell($currIndex).$rows, $totalJadwalSalur);
            $sheet->setCellValue(getAlphabetCell($currIndex+1).$rows, $totalRealisasi);

            $rows++;
        } 

        // TOTAL BAWAH
        $sheet->setCellValue("A".$rows , "TOTAL");
        $sheet->mergeCells('A'.$rows.':'.'B'.$rows);
        for ($x=2;$x<=$colIndex;$x++){
            $strAlpha = getAlphabetCell($x);
            $SUMRANGE = $strAlpha."3:".$strAlpha.($rows-1);
            $sheet->setCellValue($strAlpha.$rows , "=SUM($SUMRANGE)");
        }

        $writer = new Xlsx($spreadsheet);
        $writer->save("downloadFiles/".$fileName);
        $headers = [
            'Content-Type' => 'application/vnd.ms-excel',
            'Content-Disposition' => 'attachment;filename='.$fileName
        ];
        return response()->download("downloadFiles/".$fileName, $fileName, $headers);
    }

}