<?php

namespace App\Http\Controllers;

use App\Enums\Planning\ActivityType;
use App\Enums\Role;
use App\Models\Schedule;
use App\Models\User;
use App\Models\WeekPlanning;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Carbon\CarbonImmutable;

/**
 * Alternate planner for Dev Team
 *
 * @author Olivier Legat <olivier.legat@ldc.fr>
 *
 */
class ScheduleController extends Controller
{
    public function index(Request $request)
    {
        $date = CarbonImmutable::now()->startOfWeek();
        $nbweeks = 2;
        if ($request->p) {
            $date = CarbonImmutable::createFromFormat('d/m/Y', $request->p)->startOfWeek();
        }


        $dbusers = User::where('role', Role::developper())->get();
        $users = [];
        foreach ($dbusers as $user) {
            $users[$user->id] = ['name' => $user->name];
        }

        $schedules = Schedule::whereDate('date', '>=', $date)
                               ->whereDate('date', '<=', $date->addDays($nbweeks * 7 - 1))
                               ->orderBy('user_id')
                               ->orderBy('slot')
                               ->orderBy('date')
                               ->get();

        $arSchedules = array();
        $prevUserId = null;
        $prevDate = null;
        $prevSlot = null;
        foreach ($schedules as $schedule) {
            $id_lie = array('label'=> null, 'value'=> null);
            if(!is_null($schedule->model_lie)) {
                if (isset($schedule->relatedModel->name)) {
                    $id_lie = array('label'=>$schedule->relatedModel->name, 'value'=>$schedule->id_lie);
                } else {
                    $id_lie = array('label'=>'Ticket '.$schedule->id_lie, 'value'=>$schedule->id_lie);
                }
                $model_lie = $schedule->model_lie;
            } else {
                $model_lie = array('label'=> null, 'value'=> null);
            }

            if ($prevUserId != $schedule->user_id) {
                //nouveau user
                $arSchedules[$schedule->user_id] = array(
                    $schedule->slot => array(
                        $schedule->date->format('d/m/Y') => array(
                            'id' => $schedule->id,
                            'type' => $schedule->activity,
                            'text' => $schedule->description,
                            'id_lie' => $id_lie, //$schedule->id_lie,
                            'model_lie' => $model_lie,
                        ),
                    )
                );
            } else {
                //same user
                if ($prevSlot != $schedule->slot) {
                    //new slot
                    $arSchedules[$schedule->user_id][$schedule->slot] = array(
                        $schedule->date->format('d/m/Y') => array(
                            'id' => $schedule->id,
                            'type' => $schedule->activity,
                            'text' => $schedule->description,
                            'id_lie' => $id_lie, //$schedule->id_lie,
                            'model_lie' => $model_lie,
                        ),
                    );
                } else {
                    //same slot
                    if ($prevDate != $schedule->date) {
                        //new date
                        $arSchedules[$schedule->user_id][$schedule->slot][$schedule->date->format('d/m/Y')] = array(
                            'id' => $schedule->id,
                            'type' => $schedule->activity,
                            'text' => $schedule->description,
                            'id_lie' => $id_lie, //$schedule->id_lie,
                            'model_lie' => $model_lie,
                        );
                    } else {
                        //same date
                        //should never be here
                    }
                }
            }
            $prevUserId = $schedule->user_id;
            $prevDate = $schedule->date;
            $prevSlot = $schedule->slot;
        }

        $weekCells = array();
        for ($i=0; $i < $nbweeks; $i++) {
            $weekCells[] = array(
                            "num" => $date->addDays($i * 7)->weekOfYear,
                            "month" => $date->addDays($i * 7)->shortLocaleMonth,
                            "year" => $date->addDays($i * 7)->format('Y')
                        );
        }

        return view('schedule.index', compact('users', 'date', 'weekCells', 'arSchedules'));
    }

    public function setCellContent(Request $request)
    {
        $date = CarbonImmutable::createFromFormat('d/m/Y', $request->date);
        $fill = $request->all();
        $fill['date'] = $date;

        $schedule = Schedule::updateOrCreate(['id' => $request->id],$fill);
        $schedule->saveOrFail();

        $id_lie = array('label'=> null, 'value'=> null);
        if(!is_null($schedule->model_lie)) {
            if (isset($schedule->relatedModel->name)) {
                $id_lie = array('label'=>$schedule->relatedModel->name, 'value'=>$schedule->id_lie);
            } else {
                $id_lie = array('label'=>'Ticket '.$schedule->id_lie, 'value'=>$schedule->id_lie);
            }
            $model_lie = $schedule->model_lie;
        } else {
            $model_lie = array('label'=> null, 'value'=> null);
        }

        $arSchd = [
            'id' => $schedule->id,
            'user_id' => $schedule->user_id,
            'date' => $schedule->date->format('d/m/Y'),
            'activity' => $schedule->activity,
            'description' => $schedule->description,
            'id_lie' => $id_lie,
            'model_lie' => $model_lie,
            'slot' => $schedule->slot,
        ];

        return \response()->json(['status' => true, 'sched'=>$arSchd]);
    }

    public function eraseCellContent(Request $request)
    {
        $schedule = Schedule::findOrFail($request->id);
        $schedule->delete();
        return \response()->json(['status' => true]);
    }
}