<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;

class PoskodController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $api_url = config('api.url');

        $auth_user = auth()->user();
        $endpoint = $api_url . '/api/poskod';

        $api_response = Http::get($endpoint, [
            'page' => request()->page,
            'query_string' => request()->query_string,
        ]);

        $postcodes = $api_response->json();
        $query_string = $api_response->header('query_string');

        $paginator = $this->paginate($postcodes['current_page'], $postcodes['last_page']);

        $current_page_classes = 'relative z-10 inline-flex items-center bg-indigo-600 px-4 py-2 text-sm font-semibold text-white focus:z-20 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-indigo-600';
        $unselected_page_classes = 'relative inline-flex items-center px-4 py-2 text-sm font-semibold text-gray-700 ring-1 ring-inset ring-gray-300 focus:outline-offset-0';

        $data = ['api_url', 'postcodes', 'auth_user', 'current_page_classes', 'unselected_page_classes', 'query_string', 'paginator'];

        return view('poskod.index', compact($data));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        $api_url = config('api.url');

        $auth_user = auth()->user();
        $endpoint = $api_url . '/api/poskod';

        $api_response = Http::get($endpoint, [
            'page' => request()->page,
            'query_string' => request()->query_string,
        ]);

        $postcodes = $api_response->json();
        $query_string = $api_response->header('query_string');

        $paginator = $this->paginate($postcodes['current_page'], $postcodes['last_page']);


        $all_daerah_url = $api_url . '/api/daerah';
        $all_negeri_url = $api_url . '/api/negeri';

        $all_daerah = Http::get($all_daerah_url)->json();
        $all_negeri = Http::get($all_negeri_url)->json();

        $current_page_classes = 'relative z-10 inline-flex items-center bg-indigo-600 px-4 py-2 text-sm font-semibold text-white focus:z-20 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-indigo-600';
        $unselected_page_classes = 'relative inline-flex items-center px-4 py-2 text-sm font-semibold text-gray-700 ring-1 ring-inset ring-gray-300 focus:outline-offset-0';

        $data = ['api_url', 'postcodes', 'auth_user', 'current_page_classes', 'unselected_page_classes', 'query_string', 'paginator', 'all_daerah', 'all_negeri'];

        return view('poskod.create', compact($data));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $api_url = config('api.url');

        $endpoint = $api_url . '/api/poskod';

        $response = Http::post($endpoint, [
            'poskod' => $request->poskod,
            'koddaerah' => $request->koddaerah,
            'kodnegeri' => $request->kodnegeri
        ]);

       $data = json_decode($response->body());

        if(! $response->ok()){
            $error_detail = (array) $data->response->original;

            $message = $error_detail;

            $request->session()->flash('response_status', $response->ok());
            $request->session()->flash('response_message', $message);

            return redirect()->route('poskod.create');

        } else {
            $message = "Daftar poskod {$request->poskod} selesai";

            $request->session()->flash('response_status', $response->ok());
            $request->session()->flash('response_message', $message);

            return redirect()->route('poskod.edit', $data->poskod);
        }


    }


    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($postcode)
    {
        $api_url = config('api.url');

        $endpoint = $api_url . '/api/poskod';
        $auth_user = auth()->user();

        $selected_postcode_url = $api_url . '/api/poskod/' . $postcode;
        $all_daerah_url = $api_url . '/api/daerah';
        $all_negeri_url = $api_url . '/api/negeri';

        $postcode = Http::get($selected_postcode_url)->json();
        $all_daerah = Http::get($all_daerah_url)->json();
        $all_negeri = Http::get($all_negeri_url)->json();

        $data = ['postcode', 'all_daerah', 'all_negeri'];

        return view('poskod.edit', compact($data));
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $postcode)
    {
        $api_url = config('api.url');

        $endpoint = $api_url . '/api/poskod/' . $postcode . '/update';

        $response = Http::put($endpoint, [
            'recno' => $request->recno,
            'poskod' => $request->poskod,
            'koddaerah' => $request->koddaerah,
            'kodnegeri' => $request->kodnegeri
        ]);


       $data = json_decode($response->body());
       $request->session()->flash('response_status', $response->ok());

        if(! $response->ok()){
            $error_detail = (array) $data->response->original;

            $message = $error_detail;

            $request->session()->flash('response_message', $message);

            return redirect()->route('poskod.edit', $postcode);
        } else {

            $message = 'Kemaskini berjaya';

            if(! empty($data->poskod_changes)){
                $message = $data->poskod_changes;
            }

            $request->session()->flash('response_message', $message);

            return redirect()->route('poskod.edit', $data->poskod->poskod);
        }
    }


    public function paginate($c, $m)
    {
        $current = $c;
        $last = $m;
        $delta = 2;
        $left = $current - $delta;
        $right = $current + $delta + 1;
        $range = [];
        $range_with_dots = [];
        $l = null;

        for ($i = 1; $i <= $last; $i++) {
            if ($i == 1 || $i == $last || ($i >= $left && $i < $right)) {
                array_push($range, $i);
            }
        }

        foreach ($range as $i) {
            if ($l) {
                if ($i - $l === 2) {
                    array_push($range_with_dots, $l + 1);
                } elseif ($i - $l !== 1) {
                    array_push($range_with_dots, '...');
                }
            }
            array_push($range_with_dots, $i);
            $l = $i;
        }

        return $range_with_dots;
    }
}