<?php

namespace App\Http\Controllers\Aside\WorkOrder;

use App\Enums\Common\Code;
use App\Http\Controllers\Aside\BaseController;
use App\Http\Requests\Aside\WorkOrder\AsideTicketStoreRequest;
use App\Http\Requests\Aside\WorkOrder\AsideTicketListRequest;
use App\Http\Requests\Aside\WorkOrder\AsideTicketUpdateRequest;
use App\Models\WorkOrder\TicketLog;
use App\Models\WorkOrder\TicketProject;
use App\Models\WorkOrder\Tickets;
use Illuminate\Support\Facades\DB;

class AsideTicketController extends BaseController
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(AsideTicketListRequest $request)
    {
        /**
         * 1. 超管看所有工单
         * 2. 其他查看和自己有关的工单
         */
        $lists = TicketLog::with([
            'ticket.logs.engineer:id,name',
        ])
            ->when($this, function ($query) {
                $role = $this->manage['role'];
                // 超管 role = 1
                if ($role == 1) {
                    return $query;
                }
                // 其他角色查自己参与的工单
                return $query->where('engineer_id', $this->manage['id']);
            })
            ->when($request->input('project_id') !== null, function ($query) use ($request) {
                // project_id 查 gl_ticket_projects.uuid
                return $query->whereHas('ticket.project', function ($q) use ($request) {
                    $q->where('uuid', $request->input('project_id'));
                });
            })
            ->when($request->input('status') !== null, function ($query) use ($request) {
                // status 查 gl_tickets.status
                return $query->whereHas('ticket', function ($q) use ($request) {
                    $q->where('status', $request->input('status'));
                });
            })
            ->when($request->input('search'), function ($query) use ($request) {
                // search 查 gl_tickets.title 或 gl_ticket_projects.title 或 gl_ticket_projects.company_name
                $search = $request->input('search');
                $query->where(function ($q) use ($search) {
                    $q->whereHas('ticket', function ($q1) use ($search) {
                        $q1->where('title', 'like', '%' . $search . '%');
                    })
                    ->orWhereHas('ticket.project', function ($q2) use ($search) {
                        $q2->where('title', 'like', '%' . $search . '%')
                           ->orWhere('company_name', 'like', '%' . $search . '%');
                    });
                });
            })
            ->orderBy('id', 'desc')
            ->paginate($this->row, ['*'], 'page', $this->page);
        $this->response('success', Code::SUCCESS, $lists);
    }

    public function getProjects($search)
    {
        $projects = TicketProject::with([
            'projectV6:id,company,title',
        ])
            ->where('is_del', 0)
            ->where(function ($query) use ($search) {
                $query->where('title', 'like', '%' . $search . '%')
                    ->orWhere('company_name', 'like', '%' . $search . '%')
                    ->orWhereHas('projectV6', function ($q) use ($search) {
                        $q->where('company', 'like', '%' . $search . '%')
                          ->orWhere('title', 'like', '%' . $search . '%');
                    });
            })
            ->get();
        $this->response('success', Code::SUCCESS, $projects);
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(AsideTicketStoreRequest $request)
    {
        $request->validated();
        $project = TicketProject::where('uuid', $request->input('project_id'))->first();
        if ($project->is_del) $this->response('该项目状态异常', Code::USER_MODEL_NOTFOUND_ERROE);
        $result = DB::transaction(function () use ($request, $project) {
            $ticket = new Tickets();
            $ticket->project_id = $project->id;
            $ticket->title = $request->input('title');
            $ticket->content = $request->input('content');
            // $files = [NULL]
            $files = $request->input('files');
            if (empty($files) || (is_array($files) && count(array_filter($files, function($v){ return !is_null($v); })) === 0)) {
                $ticket->files = null;
            } else {
                $ticket->files = json_encode($files);
            }
            $ticket->submit_side = 1; // 1 for A-side submission
            $ticket->submit_user_id = $this->manage['id'];
            $ticket->submit_username = $this->manage['name'];
            $ticket->save();
            // A 端提工单，都是针对客户提的需求等开发任务；比如翻译，修改页面等。。。
            foreach ($request->input('engineer_ids', []) as $engineer_id) {
                $log = new TicketLog();
                $log->engineer_id = $engineer_id;
                $ticket->logs()->save($log);
            }
            return $ticket;
        });
        $this->response('success', Code::SUCCESS, $result->toArray());
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        $ticket = Tickets::with([
            'logs.engineer',
            'project.projectV6:id,company,title',
        ])->find($id);

        if (!$ticket) $this->response('工单不存在', Code::USER_MODEL_NOTFOUND_ERROE);

        if ($this->manage['role'] != 1
            && $ticket->submit_user_id != $this->manage['id']
            && $ticket->logs()->where('engineer_id', $this->manage['id'])->count() == 0)
            // 只能查看自己的工单
            $this->response('没有权限查看该工单', Code::USER_PERMISSION_ERROE);

        // TODO 判断是否有查看工单详情权限，待添加
        $this->response('success', Code::SUCCESS, $ticket->toArray());
    }

    /**
     * A端修改工单
     * 1. 邀请协同的同事
     * 2. 审核工单
     */
    public function update(AsideTicketUpdateRequest $request, $id)
    {
        $request->validated();
        $ticket = Tickets::find($id);
        if (!$ticket) $this->response('工单不存在', Code::USER_MODEL_NOTFOUND_ERROE);
        // 检测修改权限
        if ($ticket->submit_side == 1 && $ticket->submit_user_id != $this->manage['id']) {
            // A端提交的工单，只有提交人可以修改
            $this->response('没有权限操作该工单', Code::USER_PERMISSION_ERROE);
        } elseif ($ticket->submit_side == 2)
        {
            // B端提交的工单，只有第一对接人可以修改
            $log = $ticket->logs()->first();
            if ($log->engineer_id != $this->manage['id'])
                $this->response('没有权限操作该工单', Code::USER_PERMISSION_ERROE);
        }

        // 开始修改
        $result = DB::transaction(function () use ($request, $ticket) {
            if ($request->input('engineer_ids'))
            {
                // 有邀请工程师协同处理
                foreach ($request->input('engineer_ids') as $engineer_id)
                {
                    try {
                        // 利用唯一索引去重
                        $new_log = new TicketLog();
                        $new_log->engineer_id = $engineer_id;
                        $ticket->logs()->save($new_log);
                    }catch (\Exception $exception){}
                }
            }

            $ticket->reply = $request->input('reply', null);
            $ticket->status = $request->input('status', $ticket->status);
            $ticket->save();
            if ($ticket->status == Tickets::STATUS_COMPLETED)
            {
                // 完成工单，把子任务里面未完成的工单改为完成
                $ticket->end_at = now();
                $ticket->logs()->where('status', '<', TicketLog::STATUS_COMPLETED)
                    ->update(['status' => TicketLog::STATUS_COMPLETED, 'end_at' => now()]);
            }
            return $ticket;
        });
        $this->response('success', Code::SUCCESS, $result->toArray());
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        //
    }
}