<?php

namespace App\Http\Controllers\Admin;

use App\Exports\BaseExport;
use App\Helpers\ResponseCode;
use App\Models\AppointmentType;
use App\Models\Book;
use App\Models\CourseContentEvaluation;
use App\Models\CourseContentEvaluationAsk;
use App\Models\CustomForm;
use App\Models\CustomFormField;
use App\Models\SupplyDemand;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;
use Maatwebsite\Excel\Facades\Excel;
use Rap2hpoutre\FastExcel\FastExcel;

class CourseContentEvaluationsController extends BaseController
{

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


    /**
     * @OA\Get(
     *     path="/api/admin/course-content-evaluations/index",
     *     tags={"问卷管理"},
     *     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="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，包括：teacher，courseSettings，coursePeriods"),
     *     @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\Parameter(name="keyword", in="query", @OA\Schema(type="string"), required=true, description="关键词"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function index()
    {
        $all = request()->all();
        $list = $this->model->with('course')
            ->withCount(['courseContentEvaluationAsks' => fn ($q) => $q->where('edit_input', '!=', 'section'), 'courseContentEvaluationForms'])
            ->where(function ($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, '!=', $value);
                        }
                        // 大于
                        if ($op == 'gt') {
                            $query->where($key, '>', $value);
                        }
                        // 大于等于
                        if ($op == 'egt') {
                            $query->where($key, '>=', $value);
                        }
                        // 小于
                        if ($op == 'lt') {
                            $query->where($key, '<', $value);
                        }
                        // 小于等于
                        if ($op == 'elt') {
                            $query->where($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', '%' . $value . '%');
                        }
                        // 范围搜索
                        if ($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'])) {
            $list = $list->get()->toArray();
            $export_fields = $all['export_fields'] ?? [];
            // 导出文件名字
            $tableName = $this->model->getTable();
            $filename = (new CustomForm())->getTableComment($tableName);
            return Excel::download(new BaseExport($export_fields, $list, $tableName), $filename . date('YmdHis') . '.xlsx');
        } else {
            // 输出
            $list = $list->paginate($all['page_size'] ?? 20);
        }
        return $this->success($list);
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-content-evaluations/show",
     *     tags={"问卷管理"},
     *     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 = $this->model->with('course')->find($all['id']);
        return $this->success($detail);
    }

    /**
     * @OA\Post(
     *     path="/api/admin/course-content-evaluations/save",
     *     tags={"问卷管理"},
     *     summary="保存",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="integer", format="int64"), required=true, description="课程内容评价字段ID（存在则更新，不存在则新增）"),
     *     @OA\Parameter(name="course_id", in="query", @OA\Schema(type="integer"), required=false, description="课程ID"),
     *     @OA\Parameter(name="course_content_id", in="query", @OA\Schema(type="integer"), required=false, description="课程内容ID,多个英文逗号分割"),
     *     @OA\Parameter(name="title", in="query", @OA\Schema(type="string", maxLength=255), required=false, description="问卷标题"),
     *     @OA\Parameter(name="desc", in="query", @OA\Schema(type="string", maxLength=255), required=false, description="问卷描述"),
     *     @OA\Parameter(name="type_id", in="query", @OA\Schema(type="string", maxLength=255), required=false, description="问卷类型ID"),
     *     @OA\Parameter(name="start_time", in="query", @OA\Schema(type="string", maxLength=255), required=false, description="问卷开始时间"),
     *     @OA\Parameter(name="end_time", in="query", @OA\Schema(type="string", maxLength=255), required=false, description="问卷截止时间"),
     *     @OA\Parameter(name="status", in="query", @OA\Schema(type="string", maxLength=255, default="0"), required=false, description="问卷状态（0未发布，1已发布）"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="认证token"),
     *     @OA\Response(
     *         response="200",
     *         description="操作成功"
     *     )
     * )
     */
    public function save()
    {
        try {
            $model = DB::transaction(function () {
                $all = request()->all();
                $model = !empty($all['id']) ? $this->model->whereKey($all['id'])->lockForUpdate()->firstOrFail() : new CourseContentEvaluation();
                $copySource = null;
                $fields = ['title', 'desc', 'course_id', 'course_content_id', 'type_id', 'start_time', 'end_time', 'status', 'audience_course_ids'];
                if (array_key_exists('copy_from_id', $all)) {
                    if ($model->exists || !is_scalar($all['copy_from_id']) || !ctype_digit((string) $all['copy_from_id']) || (int) $all['copy_from_id'] < 1) {
                        throw new \InvalidArgumentException('复制问卷仅可用于新增，请选择有效的来源问卷');
                    }
                    $copySource = $this->model->whereKey($all['copy_from_id'])->lockForUpdate()->first();
                    if (!$copySource) throw new \InvalidArgumentException('来源问卷不存在或已删除');
                    $all = array_replace(array_intersect_key($copySource->attributesToArray(), array_flip($fields)), ['audience_course_ids' => $copySource->audience_course_ids ?: []], $all);
                    $all['status'] = 0;
                }
                if ($model->exists && $model->courseContentEvaluationForms()->exists()) {
                    foreach (['title', 'desc', 'course_id', 'course_content_id', 'type_id'] as $field) {
                        if (array_key_exists($field, $all) && (string) $all[$field] !== (string) $model->$field) {
                            throw new \InvalidArgumentException('已有答卷，仅可调整开放时间与发布状态；请新建问卷修改内容');
                        }
                    }
                }
                if (array_key_exists('audience_course_ids', $all)) {
                    $ids = $all['audience_course_ids'];
                    if (!is_array($ids) || count(array_filter($ids, fn ($id) => !is_scalar($id) || !ctype_digit((string) $id) || (int) $id < 1))) throw new \InvalidArgumentException('限定人群请选择有效课程');
                    $ids = array_values(array_unique(array_map('intval', $ids)));
                    if (\App\Models\Course::whereIn('id', $ids)->count() !== count($ids)) throw new \InvalidArgumentException('限定人群中存在无效课程');
                    $all['audience_course_ids'] = $ids;
                }
                $original = $model->getOriginal();
                $model->fill(array_intersect_key($all, array_flip($fields)));
                if (!$model->title) throw new \InvalidArgumentException('请输入问卷标题');
                if ($model->start_time && $model->end_time && strtotime($model->start_time) >= strtotime($model->end_time)) {
                    throw new \InvalidArgumentException('截止时间必须晚于开始时间');
                }
                if ((int) $model->status === 1 && (!$model->exists || !$model->courseContentEvaluationAsks()->where('edit_input', '!=', 'section')->exists())) {
                    throw new \InvalidArgumentException('至少添加一道题目后才能发布');
                }
                if (!$model->exists) {
                    // Older installations have only the original questionnaire columns.
                    if (\Illuminate\Support\Facades\Schema::hasColumn($model->getTable(), 'admin_id')) $model->admin_id = $this->getUserId();
                    if (\Illuminate\Support\Facades\Schema::hasColumn($model->getTable(), 'department_id')) $model->department_id = $this->getUser()->department_id;
                }
                $model->save();
                if ($copySource) {
                    $scheduleIds = array_filter(array_map('trim', explode(',', (string) $model->course_content_id)));
                    foreach ($copySource->courseContentEvaluationAsks()->orderBy('sort')->orderBy('id')->lockForUpdate()->get() as $sourceQuestion) {
                        $question = $sourceQuestion->replicate();
                        $question->course_content_evaluation_id = $model->id;
                        $question->course_id = $model->course_id;
                        if ((string) $copySource->course_id !== (string) $model->course_id || !in_array((string) $question->course_content_id, $scheduleIds, true)) $question->course_content_id = null;
                        $question->admin_id = $this->getUserId();
                        $question->department_id = $this->getUser()->department_id;
                        $question->save();
                    }
                }
                $this->saveLogs($original, $model);
                return $model;
            });
            return $this->success($model);
        } catch (\InvalidArgumentException $e) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, $e->getMessage()]);
        }
    }

    /**
     * @OA\Get(
     *     path="/api/admin/course-content-evaluations/destroy",
     *     tags={"问卷管理"},
     *     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();
    }

}