<?php

namespace App\Http\Controllers\Reports;

use App\Http\Controllers\Controller;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\App;
use Illuminate\Support\Facades\Http;
use Maatwebsite\Excel\Facades\Excel;
use Illuminate\Support\Facades\Auth;
use App\Exports\LaporanKeseluruhan\PelangganbaruAllExportExcel;
use App\Exports\LaporanKeseluruhan\PelangganaktifAllExportExcel;
use App\Exports\DataPelangganDetailExport;
use App\Exports\DataPelangganBycawDetailExport;

class AnalisaController extends Controller
{
    public function index(Request $request)
    {
        $current = new Carbon();
        $request->hostname = config('api.url');
        // dd($request->hostname );
        $kod_cawangan = $request->kod_cawangan;
        $action = $request->input('action', 'search'); 
        // dd($action);

        $getReportDate = function ($date_string) use ($current) {
            if ($date_string == null) {
                return $current->toDateString();
            }

            return $date_string;
        };

        $request->hostname = config('api.url');

        $pelangganbaru = Http::get($request->hostname . '/api/reports/pelangganbaru', [
            'startDate' => $getReportDate($request->startDate),
            'endDate' => $getReportDate($request->endDate),
        ])->json();
        // dd($pelangganbaru);

        $startDate = $getReportDate($request->startDate);
        $endDate = $getReportDate($request->endDate);

        if ($action === 'excel') {
            $file_title = sprintf("LaporanPelangganBaru(%s).xlsx", $kod_cawangan, $request->startDate, $request->endDate);
            return Excel::download(new PelangganbaruAllExportExcel($pelangganbaru,$startDate,$endDate), $file_title);
        }

        $pelangganbaru = $pelangganbaru ?? [];

        return view('reports.pelangganbaru.index', compact('pelangganbaru', 'startDate', 'endDate'));
    }

    public function pelangganaktif(Request $request)
    {
        $current = new Carbon();
        $request->hostname = config('api.url');
        // dd($request->hostname );
        $kod_cawangan = $request->kod_cawangan;
        $action = $request->input('action', 'search'); 
        // dd($action);

        $getReportDate = function ($date_string) use ($current) {
            if ($date_string == null) {
                return $current->toDateString();
            }

            return $date_string;
        };

        $request->hostname = config('api.url');

        $pelangganaktif = Http::get($request->hostname . '/api/reports/pelangganaktif', [
            'startDate' => $getReportDate($request->startDate),
            'endDate' => $getReportDate($request->endDate),
        ])->json();
        // dd($pelangganbaru);

        $startDate = $getReportDate($request->startDate);
        $endDate = $getReportDate($request->endDate);

        if ($action === 'excel') {
            $file_title = sprintf("LaporanPelangganAktif(%s).xlsx", $kod_cawangan, $request->startDate, $request->endDate);
            return Excel::download(new PelangganaktifAllExportExcel($pelangganaktif,$startDate,$endDate), $file_title);
        }

        $pelangganaktif = $pelangganaktif ?? [];

        return view('reports.pelangganaktif.index', compact('pelangganaktif', 'startDate', 'endDate'));
    }

    public function dataPelanggan(Request $request)
    {
        $request->hostname = config('api.url');
        $current = new Carbon();

        $month = $request->filled('month') ? $request->month : $current->month;
        $year = $request->filled('year') ? $request->year : $current->year;

        return view('reports.data-pelanggan.index', compact('month', 'year'));
    }

    public function dataPelangganShow(Request $request)
    {
        $validated = $request->validate([
            'year' => 'required|digits:4'
        ]);

        $year = $validated['year'];
        $tarikh_cetak = now()->format('d/m/Y');
        $tebus_date = 'Tahun ' . $year;

        $request->hostname = config('api.url');

        $response = Http::get($request->hostname . '/api/reports/data-pelanggan', [
            'year' => $year,
        ])->json();

        $summary = $response['summary'];
        $pelanggan = $response['pelanggan'];

        if ($request->generateType === 'pdf') {
            return view(
                'reports.data-pelanggan.show',
                compact('summary','pelanggan','tarikh_cetak','tebus_date','year')
            );
        }
        elseif ($request->generateType === 'excel') {
            return Excel::download(
                new DataPelangganDetailExport($pelanggan, $year),
                "Laporan-Data-Pelanggan-{$year}.xlsx"
            );
        }

    }

    public function dataPelangganBycaw(Request $request)
    {
        $request->hostname = config('api.url');
        $current = new Carbon();

        $month = $request->filled('month') ? $request->month : $current->month;
        $year = $request->filled('year') ? $request->year : $current->year;

        return view('reports.data-pelanggan-bycaw.index', compact('month', 'year'));
    }

    public function dataPelangganBycawShow(Request $request)
    {
        $validated = $request->validate([
            'year'     => 'required|digits:4',
            'cawangan' => 'required|array|min:1'
        ]);

        $year     = $validated['year'];
        $cawangan = $validated['cawangan']; // array kod cawangan

        $tarikh_cetak = now()->format('d/m/Y');
        $tebus_date   = 'Tahun ' . $year;

        $request->hostname = config('api.url');

        // 🔑 Forward ke API
        $response = Http::get(
            $request->hostname . '/api/reports/data-pelanggan-bycaw',
            [
                'year'     => $year,
                'cawangan' => $cawangan, // array terus
            ]
        )->json();

        if (!isset($response['summary'], $response['pelanggan'])) {
            abort(500, 'Data API tidak sah');
        }

        $summary   = $response['summary'];
        $pelanggan = $response['pelanggan'];

        if ($request->generateType === 'pdf') {
            return view(
                'reports.data-pelanggan-bycaw.show',
                compact('summary','pelanggan','tarikh_cetak','tebus_date','year','cawangan')
            );
        }

        if ($request->generateType === 'excel') {
            return Excel::download(
                new DataPelangganBycawDetailExport($pelanggan, $year, $cawangan),
                "Laporan-Data-Pelanggan-Bycaw-{$year}.xlsx"
            );
        }

        abort(400, 'Jenis laporan tidak sah');
    }


}