<?php

namespace Modules\ProfessionalProject\Http\Controllers;

use App\Utils\ModuleUtil;
use App\Utils\Util;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\Crm\Entities\Schedule;
use Modules\Crm\Entities\ScheduleUser;
use Modules\Essentials\Entities\Reminder;
use Modules\Essentials\Entities\ToDo;
use Modules\ProfessionalProject\Entities\PpTask;

class IntegrationController extends Controller
{
    protected $commonUtil;
    protected $moduleUtil;

    public function __construct(Util $commonUtil, ModuleUtil $moduleUtil)
    {
        $this->commonUtil = $commonUtil;
        $this->moduleUtil = $moduleUtil;
    }

    protected function authorizeProfessionalProject()
    {
        $business_id = request()->session()->get('user.business_id');
        if (! (auth()->user()->can('superadmin')
            || $this->moduleUtil->hasThePermissionInSubscription($business_id, 'professional_project_module'))) {
            abort(403, 'Unauthorized action.');
        }
    }

    public function createEssentialsTodo(Request $request, $task_id)
    {
        $this->authorizeProfessionalProject();
        $business_id = $request->session()->get('user.business_id');
        if (! \Module::has('Essentials') || ! \Module::isEnabled('Essentials')) {
            return ['success' => false, 'msg' => __('professionalproject::lang.essentials_not_enabled')];
        }

        $task = PpTask::with(['assignees', 'project'])->where('business_id', $business_id)->findOrFail($task_id);
        try {
            $created_by = (int) $request->session()->get('user.id');
            $users = $task->assignees->pluck('id')->toArray();
            if (empty($users)) {
                $users = [$created_by];
            }

            $ref_count = $this->commonUtil->setAndGetReferenceCount('essentials_todos');
            $settings = $request->session()->get('business.essentials_settings');
            $settings = ! empty($settings) ? json_decode($settings, true) : [];
            $prefix = ! empty($settings['essentials_todos_prefix']) ? $settings['essentials_todos_prefix'] : '';
            $todo_task_id = $this->commonUtil->generateReferenceNumber('essentials_todos', $ref_count, null, $prefix);

            $todo = ToDo::create([
                'task' => '[PP-'.$task->id.'] '.$task->title,
                'date' => $task->start_date ? $task->start_date->format('Y-m-d') : now()->format('Y-m-d'),
                'end_date' => $task->due_date ? $task->due_date->format('Y-m-d') : null,
                'description' => $task->description,
                'estimated_hours' => $task->duration,
                'priority' => $task->priority === 'normal' ? 'medium' : $task->priority,
                'status' => 'new',
                'business_id' => $business_id,
                'created_by' => $created_by,
                'task_id' => $todo_task_id,
            ]);

            $todo->users()->sync($users);

            return [
                'success' => true,
                'msg' => __('lang_v1.success'),
                'redirect_url' => url('essentials/todo/'.$todo->id.'/edit'),
            ];
        } catch (\Exception $e) {
            \Log::emergency('File:'.$e->getFile().' Line:'.$e->getLine().' Message:'.$e->getMessage());

            return ['success' => false, 'msg' => __('messages.something_went_wrong')];
        }
    }

    public function createEssentialsReminder(Request $request, $task_id)
    {
        $this->authorizeProfessionalProject();
        $business_id = $request->session()->get('user.business_id');
        if (! \Module::has('Essentials') || ! \Module::isEnabled('Essentials')) {
            return ['success' => false, 'msg' => __('professionalproject::lang.essentials_not_enabled')];
        }

        $task = PpTask::with('project')->where('business_id', $business_id)->findOrFail($task_id);
        try {
            $user_id = (int) $request->session()->get('user.id');
            $date = $task->due_date ? $task->due_date->format('Y-m-d') : now()->format('Y-m-d');
            $time = $task->due_date ? $task->due_date->format('H:i:s') : now()->format('H:i:s');

            $reminder = Reminder::create([
                'business_id' => $business_id,
                'user_id' => $user_id,
                'name' => '[PP-'.$task->id.'] '.$task->title,
                'date' => $date,
                'time' => $time,
                'repeat' => 'one_time',
            ]);

            return [
                'success' => true,
                'msg' => __('lang_v1.success'),
                'redirect_url' => url('essentials/reminder?event_id='.$reminder->id),
            ];
        } catch (\Exception $e) {
            \Log::emergency('File:'.$e->getFile().' Line:'.$e->getLine().' Message:'.$e->getMessage());

            return ['success' => false, 'msg' => __('messages.something_went_wrong')];
        }
    }

    public function createCrmFollowUp(Request $request, $task_id)
    {
        $this->authorizeProfessionalProject();
        $business_id = $request->session()->get('user.business_id');
        if (! \Module::has('Crm') || ! \Module::isEnabled('Crm')) {
            return ['success' => false, 'msg' => __('professionalproject::lang.crm_not_enabled')];
        }

        $task = PpTask::with(['assignees', 'project'])->where('business_id', $business_id)->findOrFail($task_id);
        $contact_id = optional($task->project)->contact_id;
        if (empty($contact_id)) {
            return ['success' => false, 'msg' => __('professionalproject::lang.crm_contact_missing')];
        }

        try {
            $startAt = $task->due_date ?: ($task->start_date ?: now());
            $endAt = (clone $startAt)->addHour();
            $creatorId = (int) $request->session()->get('user.id');

            $schedule = Schedule::create([
                'business_id' => $business_id,
                'contact_id' => $contact_id,
                'title' => '[PP-'.$task->id.'] '.$task->title,
                'status' => 'scheduled',
                'start_datetime' => $startAt->format('Y-m-d H:i:s'),
                'end_datetime' => $endAt->format('Y-m-d H:i:s'),
                'description' => $task->description,
                'schedule_type' => 'meeting',
                'allow_notification' => 1,
                'notify_via' => ['mail'],
                'notify_before' => 1,
                'notify_type' => 'day',
                'created_by' => $creatorId,
                'followup_additional_info' => [
                    'professional_project_task_id' => $task->id,
                    'professional_project_id' => $task->project_id,
                ],
                'follow_up_by' => 'user',
            ]);

            $userIds = $task->assignees->pluck('id')->toArray();
            if (empty($userIds)) {
                $userIds = [$creatorId];
            }
            foreach (array_unique($userIds) as $uid) {
                ScheduleUser::create([
                    'schedule_id' => $schedule->id,
                    'user_id' => $uid,
                ]);
            }

            return [
                'success' => true,
                'msg' => __('lang_v1.success'),
                'redirect_url' => action([\Modules\Crm\Http\Controllers\ScheduleController::class, 'edit'], ['follow_up' => $schedule->id]),
            ];
        } catch (\Exception $e) {
            \Log::emergency('File:'.$e->getFile().' Line:'.$e->getLine().' Message:'.$e->getMessage());

            return ['success' => false, 'msg' => __('messages.something_went_wrong')];
        }
    }
}