// Copyright 2019 getensh.com. All rights reserved.
// Use of this source code is governed by getensh.com.

package system_permission

import (
	"context"
	"encoding/json"
	"fmt"
	"git.getensh.com/common/gopkgs/database"
	"git.getensh.com/common/gopkgs/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
	"property-common/errors"
	dbmodel "property-common/model"
	pb_v1 "property-common/pb/v1"
)

//
func SystemPermissionDel(ctx context.Context, req *pb_v1.SystemPermissionDelRequest) (reply *pb_v1.SystemPermissionDelReply, err error) {

	reply = &pb_v1.SystemPermissionDelReply{}

	// 捕获各个task中的异常并返回给调用者
	defer func() {
		if r := recover(); r != nil {
			err = fmt.Errorf("%+v", r)
			e := &status.Status{}
			if er := json.Unmarshal([]byte(err.Error()), e); er != nil {
				logger.Error("err",
					zap.String("system_err", err.Error()),
					zap.Stack("stacktrace"))
			}
		}
	}()
	// 参数检查
	if req.Code == "" {
		return nil, errors.ParamsError
	}

	p := &dbmodel.TPropertySystemPermission{}
	where := map[string]interface{}{
		"code like": req.Code + "%",
	}
	old := &dbmodel.TPropertySystemPermission{}
	list, err := old.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}

	db := database.DB().Begin()
	err = p.Delete(db, where)
	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}
	for _, v := range list {
		item := &pb_v1.SystemPermissionUpdateRequest{
			Code:        v.Code,
			Router:      v.Router,
			Path:        v.Path,
			AppletePath: v.AppletePath,
			Name:        v.Name,
		}
		reply.Origin = append(reply.Origin, item)

	}

	if err = delSystemPermissionFromRedis(); err != nil {
		db.Rollback()
		return nil, err
	}

	ap := dbmodel.TApplicationPermission{}
	where = map[string]interface{}{
		"permission_code": req.Code,
	}
	err = ap.Delete(db, where)
	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}

	db.Commit()
	return reply, nil
}