<?php

namespace App\Http\Controllers\Api\v1;

use App\Models\Calendrier;
use App\Models\Campagne;
use App\Enums\CampaignTypes;
use App\Http\Requests\Customers\StoreRequest;
use App\Http\Resources\CustomersResource;
use App\Http\Resources\StatusResource;
use App\Models\Customers;
use App\Http\Controllers\Controller;
use App\Http\Requests\Customers\BasketRequest;
use App\Http\Requests\Customers\MurRequest;
use App\Http\Resources\CouponsResource;
use App\Traits\CouponTrait;
use App\Traits\GenerateBR;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Request;

class CustomerController extends Controller
{
    use CouponTrait;
    use GenerateBR;

    /**
     * Display a listing of the resource.
     *
     * @return StatusResource
     */
    public function index()
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return StatusResource
     */
    public function create()
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param StoreRequest $request
     * @return CustomersResource | StatusResource
     */
    public function store(StoreRequest $request)
    {
        $datas = $request->validated();
        try {
            $customer = Customers::where([
                ['hashcode', $datas['hashcode']],
                ['email', $datas['email']]
            ])->firstOrNew();
            $customer->fill($datas);
            $customer->saveOrFail();

            return new CustomersResource($customer);
        } catch (\Throwable $e) {
            Log::critical($e->getMessage());
            return new StatusResource(['status' => 'KO', 'code' => '500', 'message' => 'Server Error.']);
        }
    }

    /**
     * Display the specified resource.
     *
     * @param  integer $id
     * @return StatusResource
     */
    public function show($id)
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  integer $id
     * @return StatusResource
     */
    public function edit($id)
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param Request $request
     * @return StatusResource
     */
    public function update(Request $request)
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  integer $id
     * @return StatusResource
     */
    public function destroy($id)
    {
        return new StatusResource(['status' => 'KO', 'code' => '501', 'message' => 'Not Implemented']);
    }

    /**
     * Recupere le contenu d'un mur pour une campagne et un user
     * @param MurRequest $request
     * @return StatusResource
     * @throws ValidationException
     */
    public function mur(MurRequest $request)
    {
        $datas = $request->validated();

        $customer = Customers::where('hashcode', $datas['hashcode'])->first();
        $campagne = Campagne::find($datas['refcamp']);

        if (!$campagne->camp_type->equals(CampaignTypes::mur())) {
            return new StatusResource(['status' => 'KO', 'code' => 404, 'message' => 'Campaign is not mur.']);
        }
        if ($campagne->camp_published === 0) {
            return new StatusResource(['status' => 'KO', 'code' => 404, 'message' => 'Campaign not found.']);
        }

        $coupons = $campagne->coupons()->whereRaw("coupon_published = 1 AND (coupon_mindatediffusion IS NULL  OR coupon_mindatediffusion <= NOW()) AND (coupon_maxdatediffusion IS NULL OR coupon_maxdatediffusion >= NOW()) AND (coupon_maxdatevalidity IS NULL OR coupon_maxdatevalidity >= NOW())")->get();

        $montantDispo = 0;
        $montantTotal = 0;

        // TODO : Improve
        foreach ($coupons as $key => $coupon) {
            // ---- Contrôle des calendriers de diffusion
            $calendars = Calendrier::where(['calendrier_couponId' => $coupon->coupon_id])->get();
            if (!$calendars->isEmpty()) {
                $pub = false;
                foreach ($calendars as $calendar) {
                    if ($calendar->isPublished()) {
                        $pub = true;
                    }
                }
                if (!$pub) {
                    $coupons->forget($key);
                    continue;
                }
            }

            // Available for user
            $coupon->isUsed = $this->isUsed($coupon, $campagne, $customer);

            $montantTotal += $coupon->coupon_value;
            if (!$coupon->isUsed) {
                $montantDispo += $coupon->coupon_value;
            }
        }//end foreach

        return new StatusResource([
            'status' => "OK",
            'name' => $campagne->camp_name,
            'limited_printing' => $campagne->camp_limitedPrinting,
            'total' => count($coupons),
            'available_amount' => $montantDispo,
            'total_amount' => $montantTotal,
            'coupons' => CouponsResource::collection($coupons)
        ]);
    }

    /**
     * Recupere le contenu d'un panier pour une campagne et un user
     * @param BasketRequest $request
     * @return StatusResource
     * @throws ValidationException
     */
    public function basket(BasketRequest $request)
    {
        $montantDispo = 0;
        $montantTotal = 0;
        $nbCoupons = 0;
        $couponTotal = 0;
        $coupons = [];

        $datas = $request->validated();

        $customer = Customers::where('hashcode', $datas['hashcode'])->first();
        $campagne = Campagne::find($datas['refcamp']);

        if (!$campagne->camp_type->equals(CampaignTypes::panier())) {
            return new StatusResource(['status' => 'KO', 'code' => 404, 'message' => 'Campaign is not basket.']);
        }
        if ($campagne->camp_published === 0) {
            return new StatusResource(['status' => 'KO', 'code' => 404, 'message' => 'Campaign not found.']);
        }
        $basket = $customer->baskets()->where('campagne_id', $campagne->camp_id)->first();
        if (is_null($basket)) {
            return new StatusResource(['status' => 'KO', 'code' => 404, 'message' => 'Basket not found.']);
        }

        foreach ($basket->contents as $content)
        {
            $published = true;
            $nbCoupons += $content->quantity;
            $couponTotal += $content->printed;
            $montantTotal += ($content->coupon->coupon_value * $content->printed);
            $coupon = $content->coupon()->whereRaw("coupon_published = 1 AND (coupon_mindatediffusion IS NULL  OR coupon_mindatediffusion <= NOW()) AND (coupon_maxdatediffusion IS NULL OR coupon_maxdatediffusion >= NOW()) AND (coupon_maxdatevalidity IS NULL OR coupon_maxdatevalidity >= NOW())")->first();
            if (!is_null($coupon))
            {
                // ---- Contrôle des calendriers de diffusion
                $calendars = Calendrier::where(['calendrier_couponId' => $coupon->coupon_id])->get();
                if (!$calendars->isEmpty()) {
                    $published = false;
                    foreach ($calendars as $calendar) {
                        if ($calendar->isPublished()) {
                            $published = true;
                        }
                    }
                }
                if ($published){
                    $montantDispo += ($coupon->coupon_value * $content->quantity);
                    $montantTotal += ($coupon->coupon_value * $content->quantity);
                    $couponTotal += $content->quantity;
                    $coupons[] = [
                        'quantity' => $content->quantity,
                        'printed' => $content->printed,
                        'coupon' => new CouponsResource($coupon)
                    ];
                }
            }
        }

        return new StatusResource([
            'status' => "OK",
            'ref' => $basket->uuid,
            'name' => $campagne->camp_name,
            'limited_printing' => $campagne->camp_limitedPrinting,
            'available_coupon' => $nbCoupons,
            'available_amount' => $montantDispo,
            'total_coupon' => $couponTotal,
            'total_amount' => $montantTotal,
            'coupons' => $coupons
        ]);
    }
}