<?php

namespace App\Http\Controllers\Admin;

use App\Exports\CommonExport;
use App\Helpers\ResponseCode;
use App\Models\Course;
use App\Models\CourseContent;
use App\Models\Teacher;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;
use Maatwebsite\Excel\Facades\Excel;
use Rap2hpoutre\FastExcel\FastExcel;

class CourseContentController extends BaseController
{

    /**
     * 构造函数
     */
    public function __construct()
    {
        parent::__construct(new CourseContent());
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-contents/index",
     *     tags={"排课"},
     *     summary="列表",
     *     description="",
     *     @OA\Parameter(name="is_export", in="query", @OA\Schema(type="string"), required=false, description="是否导出0否1是"),
     *     @OA\Parameter(name="export_fields", in="query", @OA\Schema(type="string"), required=false, description="需要导出的字段数组"),
     *     @OA\Parameter(name="file_name", in="query", @OA\Schema(type="string"), required=false, description="导出文件名"),
     *     @OA\Parameter(name="filter", in="query", @OA\Schema(type="string"), required=false, description="查询条件。数组"),
     *     @OA\Parameter(name="show_relation", in="query", @OA\Schema(type="string"), required=false, description="需要输出的关联关系数组，不填输出全部，填写输出指定数据"),
     *     @OA\Parameter(name="page_size", in="query", @OA\Schema(type="string"), required=false, description="每页显示的条数"),
     *     @OA\Parameter(name="page", in="query", @OA\Schema(type="string"), required=false, description="页码"),
     *     @OA\Parameter(name="sort_name", in="query", @OA\Schema(type="string"), required=false, description="排序字段名字"),
     *     @OA\Parameter(name="sort_type", in="query", @OA\Schema(type="string"), required=false, description="排序类型"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function index()
    {
        $all = request()->all();
        $list = $this->model->with($all['show_relation'] ?? [])
            ->withCount('courseKeeps')
            ->withCount(['courseKeeps as user_sign_total' => function ($query) {
                $query->where('status', 1);
            }])->withCount(['courseKeeps as user_lack_sign_total' => function ($query) {
                $query->where('status', 0);
            }])->where(function ($query) use ($all) {
                if (isset($all['filter']) && !empty($all['filter'])) {
                    foreach ($all['filter'] as $condition) {
                        $key = $condition['key'] ?? null;
                        $op = $condition['op'] ?? null;
                        $value = $condition['value'] ?? null;
                        if (!isset($key) || !isset($op) || !isset($value)) {
                            continue;
                        }
                        // 等于
                        if ($op == 'eq') {
                            $query->where($key, $value);
                        }
                        // 不等于
                        if ($op == 'neq') {
                            $query->where($key, '!=', $value);
                        }
                        // 模糊搜索
                        if ($op == 'like') {
                            $query->where($key, 'like', '%' . $value . '%');
                        }
                        // 否定模糊搜索
                        if ($op == 'notlike') {
                            $query->where($key, 'not like', '%' . $value . '%');
                        }
                        // null搜索
                        if ($op == 'null') {
                            $query->whereNull($key)->orWhereRaw("json_length($key) = 0");
                        }
                        // notnull搜索
                        if ($op == 'notnull') {
                            // 不是null并且不是空json，这个是一个json字段
                            $query->whereNotNull($key)->whereRaw("json_length($key) > 0");
                        }
                        // 范围搜索
                        if ($op == 'range') {
                            list($from, $to) = explode(',', $value);
                            if (empty($from) || empty($to)) {
                                continue;
                            }
                            $query->whereBetween($key, [$from, $to]);
                        }
                    }
                }
            })->orderBy($all['sort_name'] ?? 'id', $all['sort_type'] ?? 'desc');
        if (isset($all['is_export']) && !empty($all['is_export'])) {
            // 导出文件名字
            $list = $list->limit(5000)->get()->toArray();
            return Excel::download(new CommonExport($list, $all['export_fields'] ?? ''), $all['file_name'] ?? '' . date('YmdHis') . '.xlsx');
        } else {
            // 输出
            $list = $list->paginate($all['page_size'] ?? 20);
        }
        return $this->success($list);
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-contents/show",
     *     tags={"排课"},
     *     summary="详情",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="string"), required=true, description="id"),
     *     @OA\Parameter(name="show_relation", in="query", @OA\Schema(type="string"), required=false, description="需要输出的关联关系数组，填写输出指定数据"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function show()
    {
        $all = \request()->all();
        $messages = [
            'id.required' => 'Id必填',
        ];
        $validator = Validator::make($all, [
            'id' => 'required'
        ], $messages);
        if ($validator->fails()) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $detail = $this->model->with('courseContentEvaluation.courseContentEvaluationAsks', 'teacher')->find($all['id']);
        return $this->success($detail);
    }

    /**
     * @OA\Post(
     *     path="/api/admin/course-contents/save",
     *     tags={"排课"},
     *     summary="更新或新增",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="integer"), required=true, description="课程ID（存在则更新，不存在则新增）"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="验证token"),
     *     @OA\Parameter(name="course_id", in="query", @OA\Schema(type="integer"), description="课程ID"),
     *     @OA\Parameter(name="start_time", in="query", @OA\Schema(type="string"), description="开始时间,例如：11:00"),
     *     @OA\Parameter(name="end_time", in="query", @OA\Schema(type="string"), description="结束时间,例如：11:00"),
     *     @OA\Parameter(name="date", in="query", @OA\Schema(type="string", format="date"), description="日期"),
     *     @OA\Parameter(name="teacher_id", in="query", @OA\Schema(type="integer"), description="老师ID"),
     *     @OA\Parameter(name="address", in="query", @OA\Schema(type="string"), description="地址"),
     *     @OA\Parameter(name="theme", in="query", @OA\Schema(type="string"), description="主题"),
     *     @OA\Parameter(name="longitude", in="query", @OA\Schema(type="string"), description="经度"),
     *     @OA\Parameter(name="latitude", in="query", @OA\Schema(type="string"), description="纬度"),
     *     @OA\Parameter(name="address_detail", in="query", @OA\Schema(type="string"), description="详细地址"),
     *     @OA\Parameter(name="file_ids", in="query", @OA\Schema(type="string"), description="文件id数组"),
     *     @OA\Parameter(name="direction", in="query", @OA\Schema(type="string"), description="课程方向"),
     *     @OA\Parameter(name="remark", in="query", @OA\Schema(type="string"), description="备注"),
     *     @OA\Parameter(name="salary", in="query", @OA\Schema(type="string"), description="课酬"),
     *     @OA\Parameter(name="tutor", in="query", @OA\Schema(type="string"), description="导师"),
     *     @OA\Response(
     *         response=200,
     *         description="操作成功"
     *     )
     * )
     */
    public function save()
    {
        return parent::save();
    }

    /**
     * @OA\Post(
     *     path="/api/admin/course-contents/batch-save",
     *     tags={"排课"},
     *     summary="更新或新增",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="integer"), required=true, description="课程ID,多个英文逗号分割"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="验证token"),
     *     @OA\Parameter(name="course_id", in="query", @OA\Schema(type="integer"), description="课程ID"),
     *     @OA\Parameter(name="start_time", in="query", @OA\Schema(type="string"), description="开始时间,例如：11:00"),
     *     @OA\Parameter(name="end_time", in="query", @OA\Schema(type="string"), description="结束时间,例如：11:00"),
     *     @OA\Parameter(name="date", in="query", @OA\Schema(type="string", format="date"), description="日期"),
     *     @OA\Parameter(name="teacher_id", in="query", @OA\Schema(type="integer"), description="老师ID"),
     *     @OA\Parameter(name="address", in="query", @OA\Schema(type="string"), description="地址"),
     *     @OA\Parameter(name="theme", in="query", @OA\Schema(type="string"), description="主题"),
     *     @OA\Parameter(name="longitude", in="query", @OA\Schema(type="string"), description="经度"),
     *     @OA\Parameter(name="latitude", in="query", @OA\Schema(type="string"), description="纬度"),
     *     @OA\Parameter(name="address_detail", in="query", @OA\Schema(type="string"), description="详细地址"),
     *     @OA\Parameter(name="file_ids", in="query", @OA\Schema(type="string"), description="文件id数组"),
     *     @OA\Response(
     *         response=200,
     *         description="操作成功"
     *     )
     * )
     */
    public function batchSave()
    {
        $all = \request()->all();
        DB::beginTransaction();
        try {
            $ids = explode(',', $all['id']);
            foreach ($ids as $id) {
                $model = $this->model->find($id);
                $model->fill($all);
                $model->save();
            }
            DB::commit();
            return $this->success("更新成功");
        } catch (\Exception $exception) {
            DB::rollBack();
            return $this->fail([$exception->getCode(), $exception->getMessage()]);
        }
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-contents/destroy",
     *     tags={"排课"},
     *     summary="删除",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="string"), required=true, description="id"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function destroy()
    {
        return parent::destroy();
    }

    /**
     * @OA\Post(
     *     path="/api/admin/course-contents/excel-show",
     *     tags={"排课"},
     *     summary="导入预览",
     *     description="",
     *     @OA\Parameter(name="course_id", in="query", @OA\Schema(type="string"), required=true, description="课程ID"),
     *     @OA\Parameter(name="file", in="query", @OA\Schema(type="string"), required=true, description="文件"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function excelShow()
    {
        $file = \request()->file('file');
        $course_id = request('course_id');
        if (empty($course_id)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '课程不存在']);
        }
        //判断文件是否有效
        if (!(\request()->hasFile('file') && $file->isValid())) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件不存在或无效']);
        }
        //获取文件大小
        $img_size = floor($file->getSize() / 1024);
        if ($img_size >= 50 * 1024) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件必须小于50M']);
        }
        //过滤文件后缀
        $ext = $file->getClientOriginalExtension();
        if (!in_array($ext, ['xls', 'xlsx', 'csv'])) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '仅支持xls/xlsx/csv格式']);
        }
        $tempFile = $file->getRealPath();
        $dataArray = (new FastExcel)->import($tempFile)->toArray();
        // 获取所有key
        $keyList = array_keys($dataArray[0]);
        if (!in_array('日期', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '日期字段不存在']);
        }
//        if (!in_array('时间', $keyList)) {
//            return $this->fail([ResponseCode::ERROR_BUSINESS, '时间字段不存在']);
//        }
        if (!in_array('授课老师', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '授课老师字段不存在']);
        }
        if (!in_array('老师简介', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '老师简介字段不存在']);
        }
        if (!in_array('课程主题', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '课程主题字段不存在']);
        }
//        if (!in_array('主题方向', $keyList)) {
//            return $this->fail([ResponseCode::ERROR_BUSINESS, '主题方向字段不存在']);
//        }
//        if (!in_array('上课地点', $keyList)) {
//            return $this->fail([ResponseCode::ERROR_BUSINESS, '上课地点字段不存在']);
//        }
        if (!in_array('联系方式', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '联系方式字段不存在']);
        }
        if (!in_array('性别', $keyList)) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '性别字段不存在']);
        }
        $list = [];
        foreach ($dataArray as $value) {
            if (empty($value['授课老师']) && empty($value['联系方式'])) {
                continue;
            }
            if ($value['授课老师']) {
                $teacher_id = Teacher::where('name', $value['授课老师'])->value('id');
            }
            if ($value['联系方式']) {
                $teacher_id = Teacher::where('mobile', $value['联系方式'])->value('id');
            }
            $list[] = [
                'course_id' => $course_id,
                'date' => Carbon::parse($value['日期'])->toDateString(),
                'period' => $value['时间'] ?? '',
                'teacher_name' => $value['授课老师'] ?? '',
                'teacher_introduce' => $value['老师简介'] ?? '',
                'teacher_id' => $teacher_id ?? null,
                'teacher_remark' => $value['备注'] ?? '',
                'address' => $value['上课地点'] ?? '',
                'theme' => $value['课程主题'] ?? '',
                'sex' => $value['性别'] ?? '',
                'mobile' => $value['联系方式'] ?? '',
                'direction' => $value['主题方向'] ?? ''
            ];
        }
        return $this->success($list);
    }

    /**
     * @OA\Post(
     *     path="/api/admin/course-contents/import",
     *     tags={"排课"},
     *     summary="导入",
     *     description="",
     *     @OA\Parameter(name="data", in="query", @OA\Schema(type="string"), required=true, description="导入分析获取到的二维数组"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function import()
    {
        $all = \request()->all();
        $messages = [
            'data.required' => '数据必填',
        ];
        $validator = Validator::make($all, [
            'data' => 'required',
        ], $messages);
        if ($validator->fails()) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $records = $all['data'];
        if (!isset($records[0]['course_id'])) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, '数据不存在']);
        }
        DB::beginTransaction();
        try {
            // Course::where('id', $records[0]['course_id'])->update(['course_content_status' => 0]);
            // 分段导入
            foreach ($records as $item) {
                if (!isset($item['teacher_id']) || empty($item['teacher_id'])) {
                    // 写入老师表
                    if ($item['mobile']) {
                        $where = ['mobile' => $item['mobile']];
                    }
                    if ($item['teacher_name']) {
                        $where = ['name' => $item['teacher_name']];
                    }
                    $data = [
                        'mobile' => $item['mobile'],
                        'name' => $item['teacher_name'],
                        'introduce' => $item['teacher_introduce'],
                        'sex' => $item['sex'],
                        'remark' => $item['teacher_remark'],
                    ];
                    $teacher = Teacher::updateOrCreate($where, $data);
                    $item['teacher_id'] = $teacher->id;
                } else {
                    $teacher = Teacher::find($item['teacher_id']);
                    $teacher->name = $item['teacher_name'];
                    $teacher->mobile = $item['mobile'];
                    $teacher->introduce = $item['teacher_introduce'];
                    $teacher->sex = $item['sex'];
                    $teacher->save();
                }
                CourseContent::create($item);
            }
            DB::commit();
            return $this->success(['total' => count($records), 'filter_total' => count($records)]);
        } catch (\Exception $exception) {
            DB::rollBack();
            return $this->fail([$exception->getCode(), $exception->getMessage()]);
        }
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-contents/qrcode",
     *     tags={"排课"},
     *     summary="签到二维码",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="string"), required=true, description="id"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function qrcode()
    {
        $all = \request()->all();
        $messages = [
            'id.required' => 'Id必填',
        ];
        $validator = Validator::make($all, [
            'id' => 'required'
        ], $messages);
        if ($validator->fails()) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $url = (new CourseContent())->getCourseContentCheckQrcode($all['id']);
        return $this->success($url);
    }

}