<?php

namespace App\Komma\Notifications;


use App\Komma\Users\User;
use Carbon\Carbon;
use App\Komma\Companies\Company;
use App\Komma\Projects\Project;
use App\Komma\Settings\AbsenceBalances\AbsenceBalance;

class NotificationService
{

    public function __construct()
    {
        //
    }


    /**
     * @param $request
     */
    public function create($title, $message, $url, $role = 0, $subject = null)
    {
        $notification = new Notification();
        $notification->title = $title;
        $notification->message = $message;
        $notification->url = $url;
        $notification->role_id = $role;
        if (!empty($subject)) $subject->Notifications()->save($notification);
        else $notification->save();
        return $notification;
    }

    /**
     * @param $id
     * @param $title
     * @param $message
     */
    public function update($id, $title, $message)
    {
        $notification = Notification::find($id);
        $notification->title = $title;
        $notification->message = $message;
        $notification->save();
    }


    /**
     * @param $id
     */
    public function done($id)
    {
        $notification = Notification::find($id);
        $notification->done_at = Carbon::now();
        $notification->save();
    }


    /**
     * @param $id
     */
    public function delete($id)
    {
        Notification::find($id)->forceDelete();
    }

    /**
     * @return mixed
     */
    public function getAllNotifications(){
        $precheckNotifications = Notification::orderBy('done_at')->get();
        // check if the (company) notification is still relevant
        foreach ($precheckNotifications as $notification){
            if($notification->notification_type == Company::class && !Company::find($notification->notification_id)){
                // company does not exist anymore
                $this->delete($notification->id);
            }
        }
        $notifications = Notification::orderBy('done_at');

        return $notifications;
    }


    /**
     * @param $collection
     * @param $company
     */
    public function companyNotification($collection, $company)
    {
        $notification = !empty($company->Notifications()->where('done_at', '0000-00-00 00:00:00')->first()) ? $company->Notifications()->where('done_at', '0000-00-00 00:00:00')->first() : null;

        if (!empty($collection->deleted)) {
            if (!empty($notification)) $this->delete($notification->id);
        } else {
            $emptyFields = "";
            $checkFields = ['email' => "Email", 'phone' => "Telefoon", 'person' => "Contactpersoon", 'street' => "Straatnaam", 'zip_code' => "Postcode", 'housenumber' => "Huisnummer", 'city' => "Plaatsnaam"];

            foreach ($checkFields as $field => $label) {
                if (empty($collection[$field])) {
                    $emptyFields = $emptyFields . $label . ', ';
                }
            }
            if ($company->Country()->first()->name == "Nederland") {
                if (empty($collection['kvk'])) {
                    $emptyFields = $emptyFields . 'KVK nummer, ';
                }
            }
            if (!empty($notification) and empty($emptyFields)) $this->done($notification->id);
            if (!empty($emptyFields) and !empty($notification)) $this->update($notification->id, "Klantgegevens aanvullen", "Er missen nog klantgegevens bij klant <b>" . $collection['name'] . "</b>. <br> " . rtrim($emptyFields, ", "));
            if (!empty($emptyFields) and empty($notification)) $this->create("Klantgegevens aanvullen", "Er missen nog klantgegevens bij klant <b>" . $collection['name'] . "</b>. <br> " . rtrim($emptyFields, ", "), "/klanten/" . $company->id . "/edit", 2, $company);

        }
    }


    /**
     * @param $project
     */
    public function archivedNotification($project)
    {
        $notification = !empty($project->Notifications()->first()->id) ? $project->Notifications()->first()->id : null;

        if ($project->archived == 0 and !empty($notification)) $this->delete($project->Notifications()->first()->id);
        if ($project->calculated == 1 and !empty($notification)) $this->done($project->Notifications()->first()->id);
        elseif ($project->archived == 1) $this->create("Project gearchiveerd", "Het project: " . $project->name . " is gearchiveerd. De factuur kan worden klaargezet.", "/projecten/" . $project->id . "", 2, $project);
    }


    /**
     * @param null $year
     */
    public function balanceNotification($year = null)
    {
        if (empty($year)) $year = Carbon::now()->format('Y');

        $balances = AbsenceBalance::where('year', $year)->where('balance', 0)->count();

        $notificationExist = Notification::where('message', "De saldo's van het jaar " . $year . " zijn nog niet compleet.")->where('done_at', '0000-00-00 00:00:00')->get()->first();

        if ($balances != 0 and empty($notificationExist)) {
            $this->create("Saldo's niet compleet", "De saldo's van het jaar " . $year . " zijn nog niet compleet.", "/instellingen/balance", 2);
        } elseif (!empty($notificationExist)) {
            $this->done($notificationExist->id);
        }
    }

    /**
     * @param $ProjectID
     * @param $treshold
     */
    public function budgetNotification($subproject, $treshold)
    {
        $project = Project::find($subproject->project_id);
        $notificationExist = Notification::where('title', 'Deelproject '.$subproject->name.' nadert of gaat over het budget heen!')->get()->first();
        if (empty($notificationExist)) {
            $newNotif = $this->create('Deelproject '.$subproject->name.' nadert of gaat over het budget heen!', 'Project '. $project->name .' - deelproject '.$subproject->name.' - Overschrijding: '. $treshold, "/projecten/".$project->id, 2);
            $this->done($newNotif->id);
            $this->mailTim($subproject, $project, $treshold);
        } elseif($notificationExist->message !== 'Project '. $project->name .' - deelproject '.$subproject->name.' - Overschrijding: '. $treshold) {
            $this->update($notificationExist->id, 'Deelproject '.$subproject->name.' nadert of gaat over het budget heen!', 'Project '. $project->name .' - deelproject '.$subproject->name.' - Overschrijding: '. $treshold);
            $notificationExist->save();
            $this->done($notificationExist->id);
            $this->mailTim($subproject, $project, $treshold);
        }
    }

    /**
     * TODO: comments toevoegen
     * @param $subproject
     * @param $project
     * @param $treshold
     */
    private function mailTim($subproject, $project, $treshold){
        \Log::debug('NotificationService::mailTim => ' .  $project->name.' / '. $subproject->name .' / '. $treshold);
        $subProjectLink = "<a href=\"". url('/subprojecten/'.$subproject->id)."\">$subproject->name</a>";
        $to = 'tim@komma.pro';

        $projectManager = $project->ProjectWorkers->first();
        if($projectManager) {
            $to .= ', '.$projectManager->User->email;
        }

        $subject = 'Project '. $project->name .' - deelproject '.$subproject->name.' - Overschrijding: '. $treshold;
        $message = 'Beste Manager, <br/>
                    Project: '. $project->name .'. <br/>
                    Deelproject: '.$subProjectLink.'.<br/>
                    Overschrijding: '. $treshold;

        $headers[] = 'MIME-Version: 1.0';
        $headers[] = 'Content-type: text/html; charset=iso-8859-1';
        $headers[] = 'From: Komma Urensysteem <support@komma.pro>';

        mail($to, $subject, $message, implode("\r\n", $headers));
    }
}