<?php

namespace App\Model;

use App\Service\RangeService;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\DB;

class UseScopeBaseNewModel extends Model
{
    const range_function = '';
    const is_check_function = '';

    //部门和顶级部门（公司）过滤
    public function scopeClear1($query, $user, $search)
    {
        //是否所有部门
        $is_all_depart = $user['is_all_depart'] ?? 0;
        //权限范围内的部门
        $depart_range = $user['depart_range'] ?? [];
        //我可见的
        $is_see = ! empty($search['is_see']);
        //全部 待审 待我审核
        $is_check = ! empty($search['is_check']);
        //个人 部门 所有
        $auth_type = $this->getQx($search,$user);
        // 获取模型的实例
        $model = $query->getModel();
        // 获取模型类名
        $className = get_class($model);

        //可见范围方法
        $range_function = "";
        if (defined($className . '::range_function')) $range_function = $className::range_function;
        $function_range_bool = $this->hasMethod(new RangeService(),$range_function);

        //全部 待审 已审
        $is_check_function = "";
        if (defined($className . '::is_check_function')) $is_check_function = $className::is_check_function;
        $is_check_function_bool = $this->hasMethod(new RangeService(),$is_check_function);

        //外部传入的
        $search_depart_id = $search['top_depart_id'] ?? 0;
        //自身的
        $my_top_depart_id = $user['depart_top'][0] ?? [];
        $my_top_depart_id = $my_top_depart_id['depart_id'] ?? 0;
        if(empty($search_depart_id)){
            $top_depart_id = $my_top_depart_id;
        }else{
            if($is_all_depart){
                //顶级公司
                $top_depart_id = $search_depart_id;
            }else{
                $top_depart_id = $my_top_depart_id;
            }
        }

        $id = [];
        //可见范围 以及单据里面填写人员 (状态类 是全部时检索)
        if($function_range_bool) $id = RangeService::$range_function($user,$search);
        $tmpTable = null;
        if(! empty($id)){
            $tmpTable = RangeService::createTemporaryIdTable($id);
        }

        //全部0 待审1 已审2 (状态类 是全部时检索)
        $check_search = "";
        if($is_check_function_bool && $is_check) $check_search = RangeService::$is_check_function($user,$search);

        if($is_see){
            //我可见的
            $query->whereIn('id', $id);
        }elseif($is_all_depart){
            //所有权限
            $this->allDepart($query, $is_check, $auth_type, $user, $depart_range, $search_depart_id, $top_depart_id, $id, $check_search);
        }else{
            //非所有权限
            $this->notAllDepart($query, $is_check, $auth_type, $user, $depart_range, $top_depart_id, $id, $check_search);
        }

        if(! empty($search['get_my_top_depart_data'])) $query->where('top_depart_id', $my_top_depart_id);
    }

    //最高权限
    private function allDepart1(&$query, $is_check, $auth_type, $user, $depart_range, $search_depart_id, $top_depart_id, $id, $check_search){
        if(empty($search_depart_id)){
            if ($is_check){
                if(! $auth_type){
                    //全部
                    $query->when(! empty($check_search), function ($query) use ($check_search) {
                        return $query->whereRaw($check_search);
                    });
                }elseif($auth_type == 1){
                    //我创建的 且加上可见
                    $query->where('crt_id',$user['id'])
                        ->when(! empty($check_search), function ($query) use ($check_search) {
                            return $query->whereRaw($check_search);
                        })
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }elseif ($auth_type == 2 || $auth_type == 3){
                    //自己权限范围内的部门 或 所有
                    $query->whereIn('depart_id', $depart_range)
                        ->when(! empty($check_search), function ($query) use ($check_search) {
                            return $query->whereRaw($check_search);
                        });
                }
            }else{
                if($auth_type == 1) { //我创建的 且加上可见
                    $query->where('crt_id',$user['id'])
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }elseif ($auth_type == 2 || $auth_type == 3){
                    //自己权限范围内的部门 或 所有
                    $query->whereIn('depart_id', $depart_range);
                }
            }
        }else{
            if ($is_check){
                if(! $auth_type){
                    //查看指定公司
                    $query->where('top_depart_id', $top_depart_id)
                        ->when(! empty($check_search), function ($query) use ($check_search) {
                            return $query->whereRaw($check_search);
                        });
                }elseif($auth_type == 1) { //指定公司下 且 我创建的  且加上可见
                    $query->where('top_depart_id', $top_depart_id)
                        ->where('crt_id',$user['id'])
                        ->when(! empty($check_search), function ($query) use ($check_search) {
                            return $query->whereRaw($check_search);
                        })
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }elseif ($auth_type == 2 || $auth_type == 3){
                    // （指定公司下的 且 自己权限范围内的部门 或 所有） 且加上可见
                    $query->where('top_depart_id', $top_depart_id)
                        ->whereIn('depart_id', $depart_range)
                        ->when(! empty($check_search), function ($query) use ($check_search) {
                            return $query->whereRaw($check_search);
                        })
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }
            }else{
                if(! $auth_type){
                    //查看指定公司
                    $query->where('top_depart_id', $top_depart_id);
                }elseif($auth_type == 1) { //指定公司下 且 我创建的  且加上可见
                    $query->where('top_depart_id', $top_depart_id)
                        ->where('crt_id',$user['id'])
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }elseif ($auth_type == 2 || $auth_type == 3){
                    // （指定公司下的 且 自己权限范围内的部门 或 所有） 且加上可见
                    $query->where('top_depart_id', $top_depart_id)
                        ->whereIn('depart_id', $depart_range)
                        ->when(! empty($id), function ($query) use ($id) {
                            return $query->orWhereIn('id', $id);
                        });
                }
            }
        }
    }

    //非所有权限
    private function notAllDepart1(&$query, $is_check, $auth_type, $user, $depart_range, $top_depart_id, $id, $check_search){
        if ($is_check){
            if(! $auth_type || $auth_type == 3){
                //指定公司下全部  且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->when(! empty($check_search), function ($query) use ($check_search) {
                        return $query->whereRaw($check_search);
                    })
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }else if($auth_type == 1) {
                //指定公司下 且 我创建的 且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->where('crt_id',$user['id'])
                    ->when(! empty($check_search), function ($query) use ($check_search) {
                        return $query->whereRaw($check_search);
                    })
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }elseif ($auth_type == 2) {
                //指定公司下 且 自己权限范围内的部门 且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->whereIn('depart_id', $depart_range)
                    ->when(! empty($check_search), function ($query) use ($check_search) {
                        return $query->whereRaw($check_search);
                    })
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }
        }else{
            if(! $auth_type || $auth_type == 3){
                //指定公司下全部|所有  且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }elseif($auth_type == 1) {
                //指定公司下 且 我创建的 且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->where('crt_id',$user['id'])
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }elseif ($auth_type == 2) {
                //指定公司下 且 自己权限范围内的部门 且加上可见
                $query->where('top_depart_id', $top_depart_id)
                    ->whereIn('depart_id', $depart_range)
                    ->when(! empty($id), function ($query) use ($id) {
                        return $query->orWhereIn('id', $id);
                    });
            }
        }
    }


    public function scopeClear($query, $user, $search)
    {
        $is_all_depart = $user['is_all_depart'] ?? 0;
        $depart_range = $user['depart_range'] ?? [];
        $is_see = ! empty($search['is_see']);
        $is_check = ! empty($search['is_check']);
        $auth_type = $this->getQx($search, $user);

        $model = $query->getModel();
        $className = get_class($model);

        $range_function = "";
        if (defined($className . '::range_function')) $range_function = $className::range_function;
        $function_range_bool = $this->hasMethod(new RangeService(), $range_function);

        $is_check_function = "";
        if (defined($className . '::is_check_function')) $is_check_function = $className::is_check_function;
        $is_check_function_bool = $this->hasMethod(new RangeService(), $is_check_function);

        $search_depart_id = $search['top_depart_id'] ?? 0;
        $my_top_depart_id = $user['depart_top'][0]['depart_id'] ?? 0;

        $top_depart_id = ($is_all_depart && !empty($search_depart_id)) ? $search_depart_id : $my_top_depart_id;

        // --- 核心修改：处理临时表 ---
        $id = [];
        $tmpTable = null;
        if ($function_range_bool) {
            $id = RangeService::$range_function($user, $search);
            if (!empty($id)) {
                // 调用你已经实现的创建临时表方法
                $tmpTable = RangeService::createTemporaryIdTable($id, $user['id']);
            }
        }

        $check_search = "";
        if ($is_check_function_bool && $is_check) $check_search = RangeService::$is_check_function($user, $search);

        if ($is_see) {
            // 如果是“我可见的”，直接关联临时表或 whereIn
            if ($tmpTable) {
                $query->whereExists(function ($q) use ($tmpTable) {
                    $q->select(DB::raw(1))->from($tmpTable)->whereRaw("{$tmpTable}.range_allowed_id = id");
                });
            } else {
                $query->whereIn('id', $id);
            }
        } elseif ($is_all_depart) {
            // 传递 $tmpTable 代替 $id
            $this->allDepart($query, $is_check, $auth_type, $user, $depart_range, $search_depart_id, $top_depart_id, $tmpTable, $check_search);
        } else {
            $this->notAllDepart($query, $is_check, $auth_type, $user, $depart_range, $top_depart_id, $tmpTable, $check_search);
        }

        if (!empty($search['get_my_top_depart_data'])) $query->where('top_depart_id', $my_top_depart_id);
    }

    private function allDepart(&$query, $is_check, $auth_type, $user, $depart_range, $search_depart_id, $top_depart_id, $tmpTable, $check_search) {
        $query->where(function ($q) use ($search_depart_id, $top_depart_id, $is_check, $auth_type, $user, $depart_range, $check_search, $tmpTable) {

            // 1. 设置顶级部门基础过滤
            if (!empty($search_depart_id)) {
                $q->where('top_depart_id', $top_depart_id);
            }

            // 2. 权限与可见范围（OR 关系）
            $q->where(function ($sub) use ($auth_type, $user, $depart_range, $tmpTable) {
                if ($auth_type == 1) {
                    $sub->where('crt_id', $user['id']);
                } elseif ($auth_type == 2 || $auth_type == 3) {
                    $sub->whereIn('depart_id', $depart_range);
                }

                // 关键：合并可见范围临时表
                if ($tmpTable) {
                    $sub->orWhereExists(function ($exists) use ($tmpTable) {
                        $exists->select(DB::raw(1))
                            ->from($tmpTable)
                            ->whereRaw("{$tmpTable}.range_allowed_id = id");
                    });
                }
            });

            // 3. 审核过滤
            if ($is_check && !empty($check_search)) {
                $q->whereRaw($check_search);
            }
        });
    }

    private function notAllDepart(&$query, $is_check, $auth_type, $user, $depart_range, $top_depart_id, $tmpTable, $check_search) {
        $query->where(function ($q) use ($top_depart_id, $auth_type, $user, $depart_range, $is_check, $check_search, $tmpTable) {

            $q->where('top_depart_id', $top_depart_id);

            $q->where(function ($sub) use ($auth_type, $user, $depart_range, $tmpTable) {
                if ($auth_type == 1) {
                    $sub->where('crt_id', $user['id']);
                } elseif ($auth_type == 2) {
                    $sub->whereIn('depart_id', $depart_range);
                }

                // 关键：合并可见范围临时表
                if ($tmpTable) {
                    $sub->orWhereExists(function ($exists) use ($tmpTable) {
                        $exists->select(DB::raw(1))
                            ->from($tmpTable)
                            ->whereRaw("{$tmpTable}.range_allowed_id = id");
                    });
                }
            });

            if ($is_check && !empty($check_search)) {
                $q->whereRaw($check_search);
            }
        });
    }

    public function getQx($data, $user)
    {
        if (empty($data['menu_id'])) return 0;
        // 假设 Employee 常量在此可用，若不可用请自行调整
        if ($user['id'] == 1) return 0; // 这里的1代表超级管理员ID
        return $user['role_authority'][$data['menu_id']] ?? 0;
    }

    function hasMethod($class, $methodName)
    {
        if (empty($methodName)) return false;
        return method_exists($class, $methodName);
    }
}