<?php

namespace App\Http\Controllers\Admins;

use App\Helpers\ResponseFormatter;
use App\Http\Controllers\Controller;
use App\Http\Controllers\Kasir\Menu;
use App\Models\MenuTerlarisView;
use App\Models\Pengeluaran;
use App\Models\Pesanan;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Yajra\DataTables\Facades\DataTables;

class DashboardController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        return view('pages.admin.dashboard');
    }

    /**
     * @Author: xelz
     * @Date: 2024-01-26 18:59:12
     * @Desc: Display Menu Terlaris
     */

    public function menuTerlaris()
    {

        $data = MenuTerlarisView::where([['kategori_produk_id', '=', 2], ['tgl_start_promo', '=', null]])->get();

        return DataTables::of($data)
            ->addIndexColumn()
            ->make(true);
    }

    public function getCalculationPendapatan()
    {
        $pendapatanBulan = $this->calculatePendapatanBulan();
        $pendapatanHari = $this->calculatePendapatanHari();
        $pengeluaranBulan = $this->calculatePengeluaranBulan();
        $pengeluaranHari = $this->calculatePengeluaranHari();

        return ResponseFormatter::success(['pendapatanBulan' => $pendapatanBulan, 'pendapatanHari' => $pendapatanHari, 'pengeluaranBulan' => $pengeluaranBulan, 'pengeluaranHari' => $pengeluaranHari]);
    }

    private function calculatePendapatanBulan()
    {
        // tanggal bulan ini
        $first_day_of_the_current_month = Carbon::today()->startOfMonth();
        $last_day_of_the_current_month = $first_day_of_the_current_month->copy()->endOfMonth();

        // tanggal bulan lalu
        $first_day_of_the_previous_month = $first_day_of_the_current_month->copy()->subMonth()->startOfMonth();
        $last_day_of_the_previous_month = $first_day_of_the_current_month->copy()->subMonth()->endOfMonth();

        // get data jumlah penjualan keseluruhan dalam satu bulan
        $penjualanSatuBulan = Pesanan::whereBetween('tanggal_pesanan', [$first_day_of_the_current_month, $last_day_of_the_current_month])->sum('grand_total');
        $penjualanBulanLalu = Pesanan::whereBetween('tanggal_pesanan', [$first_day_of_the_previous_month, $last_day_of_the_previous_month])->sum('grand_total');

        /**
         * @Author: xelz
         * @Date: 2024-01-30 15:52:41
         * @Desc: constant status
         * 1 netral
         * 2 plus
         * 3 minus
         */
        $statusCalculation = 1;

        // calculate percentage of sales growth in the last month and this month
        if ($penjualanBulanLalu != 0) {
            $statusCalculation = 2;
            $percentageOfSalesGrowth = ($penjualanSatuBulan - $penjualanBulanLalu) / $penjualanBulanLalu * 100;
            // minus or not
            if ($percentageOfSalesGrowth < 0) {
                $statusCalculation = 3;
                $percentageOfSalesGrowth = $percentageOfSalesGrowth * -1;
            }
        } else {
            $statusCalculation = 1;
            $percentageOfSalesGrowth = 0;
        }

        return  [
            'penjualanSatuBulan' => $penjualanSatuBulan,
            'penjualanBulanLalu' => $penjualanBulanLalu,
            'statusCalculation' => $statusCalculation,
            'percentageOfSalesGrowth' => $percentageOfSalesGrowth
        ];
    }

    private function calculatePendapatanHari()
    {
        // tanggal hari ini
        $first_day_of_the_current_day = Carbon::today()->startOfDay();

        $last_day_of_the_current_day = $first_day_of_the_current_day->copy()->endOfDay();

        // tanggal kemarin
        $first_day_of_the_previous_day = $first_day_of_the_current_day->copy()->subDay()->startOfDay();
        $last_day_of_the_previous_day = $first_day_of_the_current_day->copy()->subDay()->endOfDay();

        // get data jumlah penjualan keseluruhan dalam satu bulan
        $penjualanHariIni = Pesanan::whereBetween('tanggal_pesanan', [$first_day_of_the_current_day, $last_day_of_the_current_day])->sum('grand_total');
        $penjualanKemarin = Pesanan::whereBetween('tanggal_pesanan', [$first_day_of_the_previous_day, $last_day_of_the_previous_day])->sum('grand_total');

        /**
         * @Author: xelz
         * @Date: 2024-01-30 15:52:41
         * @Desc: constant status
         * 1 netral
         * 2 plus
         * 3 minus
         */
        $statusCalculation = 1;

        // calculate percentage of sales growth in the last month and this month
        if ($penjualanKemarin != 0) {
            $statusCalculation = 2;
            $percentageOfSalesGrowth = ($penjualanHariIni - $penjualanKemarin) / $penjualanKemarin * 100;
            // minus or not
            if ($percentageOfSalesGrowth < 0) {
                $statusCalculation = 3;
                $percentageOfSalesGrowth = $percentageOfSalesGrowth * -1;
            }
        } else {
            $statusCalculation = 1;
            $percentageOfSalesGrowth = 0;
        }

        return  [
            'penjualanHariIni' => $penjualanHariIni,
            'penjualanKemarin' => $penjualanKemarin,
            'statusCalculation' => $statusCalculation,
            'percentageOfSalesGrowth' => $percentageOfSalesGrowth
        ];
    }

    private function calculatePengeluaranBulan()
    {
        // tanggal bulan ini
        $first_day_of_the_current_month = Carbon::today()->startOfMonth();
        $last_day_of_the_current_month = $first_day_of_the_current_month->copy()->endOfMonth();

        // tanggal bulan lalu
        $first_day_of_the_previous_month = $first_day_of_the_current_month->copy()->subMonth()->startOfMonth();
        $last_day_of_the_previous_month = $first_day_of_the_current_month->copy()->subMonth()->endOfMonth();

        // get data jumlah penjualan keseluruhan dalam satu bulan
        $penjualanSatuBulan = pengeluaran::whereBetween('tanggal', [$first_day_of_the_current_month, $last_day_of_the_current_month])->sum('nominal');
        $penjualanBulanLalu = pengeluaran::whereBetween('tanggal', [$first_day_of_the_previous_month, $last_day_of_the_previous_month])->sum('nominal');

        /**
         * @Author: xelz
         * @Date: 2024-01-30 15:52:41
         * @Desc: constant status
         * 1 netral
         * 2 plus
         * 3 minus
         */
        $statusCalculation = 1;

        // calculate percentage of sales growth in the last month and this month
        if ($penjualanBulanLalu != 0) {
            $statusCalculation = 2;
            $percentageOfSalesGrowth = ($penjualanSatuBulan - $penjualanBulanLalu) / $penjualanBulanLalu * 100;
            // minus or not
            if ($percentageOfSalesGrowth < 0) {
                $statusCalculation = 3;
                $percentageOfSalesGrowth = $percentageOfSalesGrowth * -1;
            }
        } else {
            $statusCalculation = 1;
            $percentageOfSalesGrowth = 0;
        }

        return  [
            'penjualanSatuBulan' => $penjualanSatuBulan,
            'penjualanBulanLalu' => $penjualanBulanLalu,
            'statusCalculation' => $statusCalculation,
            'percentageOfSalesGrowth' => $percentageOfSalesGrowth
        ];
    }

    private function calculatePengeluaranHari()
    {
        // tanggal hari ini
        $first_day_of_the_current_day = Carbon::today()->startOfDay();

        $last_day_of_the_current_day = $first_day_of_the_current_day->copy()->endOfDay();

        // tanggal kemarin
        $first_day_of_the_previous_day = $first_day_of_the_current_day->copy()->subDay()->startOfDay();
        $last_day_of_the_previous_day = $first_day_of_the_current_day->copy()->subDay()->endOfDay();

        // get data jumlah penjualan keseluruhan dalam satu bulan
        $penjualanHariIni = Pengeluaran::whereBetween('tanggal', [$first_day_of_the_current_day, $last_day_of_the_current_day])->sum('nominal');
        $penjualanKemarin = pengeluaran::whereBetween('tanggal', [$first_day_of_the_previous_day, $last_day_of_the_previous_day])->sum('nominal');

        /**
         * @Author: xelz
         * @Date: 2024-01-30 15:52:41
         * @Desc: constant status
         * 1 netral
         * 2 plus
         * 3 minus
         */
        $statusCalculation = 1;

        // calculate percentage of sales growth in the last month and this month
        if ($penjualanKemarin != 0) {
            $statusCalculation = 2;
            $percentageOfSalesGrowth = ($penjualanHariIni - $penjualanKemarin) / $penjualanKemarin * 100;

            // minus or not
            if ($percentageOfSalesGrowth < 0) {
                $statusCalculation = 3;
                $percentageOfSalesGrowth = $percentageOfSalesGrowth * -1;
            }
        } else {
            $statusCalculation = 1;
            $percentageOfSalesGrowth = 0;
        }

        return  [
            'penjualanHariIni' => $penjualanHariIni,
            'penjualanKemarin' => $penjualanKemarin,
            'statusCalculation' => $statusCalculation,
            'percentageOfSalesGrowth' => $percentageOfSalesGrowth
        ];
    }

    public function getChart()
    {
        $allPenjualan = Pesanan::sum('grand_total');

        $weekThisMonth = $this->getDataEachWeekThisMonth();
        $weekLastMonth = $this->getDataEachWeekLastMonth();

        return ResponseFormatter::success(['allPenjualan' => $allPenjualan, 'weekThisMonth' => $weekThisMonth, 'weekLastMonth' => $weekLastMonth]);
    }

    private function getDataEachWeekThisMonth()
    {
        //format string
        $f = 'Y-m-d';

        //if you want to record time as well, then replace today() with now()
        //and remove startOfDay()
        $today = Carbon::today();
        $date = $today->copy()->firstOfMonth()->startOfDay();
        $eom = $today->copy()->endOfMonth()->startOfDay();

        $dates = [];

        for ($i = 1; $date->lte($eom); $i++) {

            //record start date
            $startDate = $date->copy();

            //loop to end of the week while not crossing the last date of month
            while ($date->dayOfWeek != Carbon::SUNDAY && $date->lte($eom)) {
                $date->addDay();
            }

            $dates['Minggu ke ' . $i] = $startDate->format($f) . ' 00:00:00 |' . $date->format($f) . ' 23:59:59';
            $date->addDay();
        }

        $datapenjualan = [];

        foreach ($dates as $key => $value) {
            $dataPenjualan = Pesanan::whereBetween('tanggal_pesanan', explode('|', $value))->sum('grand_total');


            $datapenjualan[$key] = $dataPenjualan;
        }

        return $datapenjualan;
    }

    private function getDataEachWeekLastMonth()
    {
        //format string
        $f = 'Y-m-d';

        //if you want to record time as well, then replace today() with now()
        //and remove startOfDay()
        $today = Carbon::today()->subMonth();
        $date = $today->copy()->firstOfMonth()->startOfDay();
        $eom = $today->copy()->endOfMonth()->startOfDay();

        $dates = [];

        for ($i = 1; $date->lte($eom); $i++) {

            //record start date
            $startDate = $date->copy();

            //loop to end of the week while not crossing the last date of month
            while ($date->dayOfWeek != Carbon::SUNDAY && $date->lte($eom)) {
                $date->addDay();
            }

            $dates['Minggu ke ' . $i] = $startDate->format($f) . ' 00:00:00 |' . $date->format($f) . ' 23:59:59';
            $date->addDay();
        }

        $datapenjualan = [];
        foreach ($dates as $key => $value) {
            $dataPenjualan = Pesanan::whereBetween('tanggal_pesanan', explode('|', $value))->sum('grand_total');
            $datapenjualan[$key] = $dataPenjualan;
        }

        return $datapenjualan;
    }
}