<?php

namespace App\Http\Controllers;

use App\Statistique;
use App\Campagne;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use App\Traits\CouponTrait;
use DateTime;

class StatistiqueController extends Controller
{
    use CouponTrait;
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {   
        $sites = Auth::user()->sites()->get();
        foreach ($sites as $site) {
            if(isset($site->campagnes)){
                $campagnes = $site->campagnes;
                foreach ($campagnes as $campagne) {
                    switch ($campagne->camp_type) {
                        case 0:
                            $campagne->camp_type = "Mur";
                            break;
                        case 1:
                            $campagne->camp_type = "Panier";
                            break;
                        case 2:
                            $campagne->camp_type = "Mur sans sélection";
                            break;
                        case 3:
                            $campagne->camp_type = "Panier Sélectionnable";
                            break;
                    }
                    $coupons = $campagne->coupons;
                    foreach ($coupons as $coupon) {
                        $coupon->quantity = $this->getFullQuantity($coupon);
                        $coupon->remain = $this->getFullQuantity($coupon) - $this->getUsedQuantity($coupon);
                        $coupon->isPrintable = $this->isAvailableToPrint($coupon, $campagne);
                    }
                }
            }
        }
        return view('stats.index')->with(['sites' => $sites]);
    }

    /**
     * Show the stat detail of a campaign.
     *
     * @return \Illuminate\Http\Response
     */
    public function statdetail(Campagne $campagne) {
        $count = 0;
        $colors = config('constants.colors');
        switch ($campagne->camp_type) {
            case 0:
                $campagne->camp_type = "Mur";
                break;
            case 1:
                $campagne->camp_type = "Panier";
                break;
            case 2:
                $campagne->camp_type = "Mur sans sélection";
                break;
            case 3:
                $campagne->camp_type = "Panier Sélectionnable";
                break;
        }

        $coupons = $campagne->coupons;
        foreach ($coupons as $coupon) {
            $coupon->quantity = $this->getFullQuantity($coupon);
            $coupon->remain = $this->getFullQuantity($coupon) - $this->getUsedQuantity($coupon);
            $coupon->isPrintable = $this->isAvailableToPrint($coupon, $campagne);
            $coupon->color = $colors[$count];
            $count++;    
        }
        $enddate = date('Y-m-d');
        $startdate = date('Y-m-d', strtotime("-30 days"));
        return view('stats.detail')->with(['campagne' => $campagne, 'startdate' => $startdate, 'enddate'=> $enddate]);
    }

    public function load_stats(Request $request){
        $campid = $request->campid;
        $startdate = $request->startdate;
        $enddate = $request->enddate;

        $datetime1 = new DateTime($request->startdate);
        $datetime2 = new DateTime($request->enddate);
        $interval = $datetime1->diff($datetime2);
        $days = $interval->format('%a');
        // ---- Labels des graphiques
        $labels = [];
        for ($i=0; $i <= $days ; $i++) { 
            $date = date('d/m/Y', strtotime("+".$i." days", strtotime($startdate)));
            array_push($labels, $date);
        }
        //array_reverse($labels);

        // ---- Data pour le graphique global
        $dataGlobal = [];
        $test = [];
        foreach ($labels as $label) {
            $date = date('Y-m-d', strtotime(str_replace('/', '-', $label)));
            $stat = Statistique::where(['stat_campId' => $campid])->whereDate('created_at', '=', $date)->sum('stat_couponPrinted');
            $test[] = $date;
            if(isset($stat)){
                $dataGlobal[] = $stat;
            } else {
                $dataGlobal[] = 0;
            }
        }

        // ---- Data pour le graphique par coupons 
        $campagne = Campagne::where(['camp_id' => $campid])->first();
        $coupons = $campagne->coupons;
        $dataSpec = [];
        foreach ($coupons as $coupon) {
            $dataCoupon = [];
            foreach ($labels as $label) {
                $date = date('Y-m-d', strtotime(str_replace('/', '-', $label)));
                $stat = Statistique::where(['stat_campId' => $campid, 'stat_couponId' => $coupon->coupon_id])->whereDate('created_at', '=', $date)->first();
                if(isset($stat->stat_couponPrinted)){
                    $dataCoupon[] = $stat->stat_couponPrinted;
                } else {
                    $dataCoupon[] = 0;
                }   
            }
            $dataSpec[$coupon->coupon_code] = $dataCoupon;
        }


        $data = array('labels' => $labels, 'dataGlobal' => $dataGlobal, 'dataSpec' => $dataSpec);

        return json_encode($data);
    }
}