How to use CustomError method in chai

...17// 118    async createCar(data,req){19        data=_.pick(data,['status','state','price','model','manufacturer',])20        if(!status.includes(data.status))21         return new CustomError("provide the status", 400,false);22        if(!state.includes(data.state)) 23        return new CustomError("please add the state of the car", 400,false);24        if(!data.price) return new CustomError("please include the price", 400,false);25        if(!data.manufacturer) return new CustomError("provide the manufacturer", 400,false);26        if(!data.model)return new CustomError("provide the model", 400,false);27        const uploader =  async (path)=> await cloudinary.uploads(path,'Images')28            const urls =[]29            if(!req.files)30             return new CustomError("specify the files", 400,false);31                const files = req.files32                for(let i=0; i<files.length; i++){33                    const {path}=files[i]34                    const newPath= await uploader(path)35                    urls.push(newPath)36                    fs.unlinkSync(path)37                }38                const {id,url}=urls39                console.log(url,id)40        data = _.pick(data, ["status",'price',"manufacturer","body_type","model","state"]);41         data.owner= `${req.user.userName}`;42         data.url=urls43        if(!data.body_type) return new CustomError("please include the body type", 400,false);44      45        else{ const carDetails = new Car(data); await carDetails.save()46        return {47            status:200, data:{ success:true, data}}48        }49    }50//251    async updateToSold(data,req){52        const car_Id= req.params.car_Id;53        let isValid= mongoose.Types.ObjectId.isValid(`${car_Id}`)54        if(!isValid) return new CustomError("provide a valid car id", 400,false);55        let isNotSold = await Car.findOne({_id:car_Id,owner:req.user.userName})56        if(!isNotSold) return new CustomError("you have no access to this product", 400,false);57        else{58            if (isNotSold.status==='sold') 59            return new CustomError("can't update the price of a sold product", 400,false);60            else{61                isNotSold.status= 'sold'62           await isNotSold.save()63            return {64                status:201,65                data:{66                    UpdatedOrder:{67                        id:isNotSold.id,68                        owner:isNotSold.owner,69                        email:req.user.email,70                        state:isNotSold.state,71                        manufacturer:isNotSold.manufacturer,72                        price:isNotSold.price,73                        body_type:isNotSold.body_type,74                        model:isNotSold.model,75                        status:isNotSold.status,76                        createdAt:isNotSold.createdAt,77                    },78                    success:true79                }80            }81            }82            83        }84    } 85    // --386    async updatePrice(data,req){87        data = _.pick(data, [88            'new_price'89          ]);90        const car_id= req.params.car_id;91        let isValid= mongoose.Types.ObjectId.isValid(`${car_id}`)92        if(!isValid) return new CustomError("provide a valid car id", 400,false);93        const Price= data.new_price94        95        if(!Price) return new CustomError("please specify the new price", 400,false);96        let isExist = await Car.findById(car_id)97        if(!isExist) return new CustomError("car does not exist", 400,false);98        99        let product = await Car.findOne({_id:car_id,owner:req.user.userName})100        if(!product) return new CustomError("you have no access to this product", 400,false);101        else{102            if (product.price===Price)103             return new CustomError("there is no change in price", 400,false);104            else{105                product.price=Price106           await product.save()107            return {108                status:201,109                data:{110                    UpdatedPrice:{111                        id:product.id,112                        owner:product.owner,113                        email:req.user.email,114                        state:product.state,115                        manufacturer:product.manufacturer,116                        price:product.price,117                        body_type:product.body_type,118                        model:product.model,119                        status:product.status,120                        createdAt:product.createdAt,121                    },122                    success:true123                }124            }125            }126            127        }128    }  129    // --4 130    async getEachCar(data,req){131    let id = req.params.eachCar_Id132    let isValid= mongoose.Types.ObjectId.isValid(`${id}`)133    if(!isValid) return new CustomError("provide a valid car id", 400,false);134    if(!id)  return new CustomError("provide the car id", 404,false);135        let eachCar = await Car.findById(id,{__v:0})136        if(!eachCar)  return new CustomError("car not found", 404,false);137        else{138            return {139                status:200,140                data:{141                    id:eachCar.id,142                    owner:eachCar.owner,143                    createdAt:eachCar.createdAt,144                    state:eachCar.state,145                    manufacturer:eachCar.manufacturer,146                    price:eachCar.price,147                    model:eachCar.model,148                    status:eachCar.status,149                    body_type:eachCar.body_type,150                },151                    success:true152            }153        }154    155    156    }157    //5158    async getAvailableCars(data,req){159            let isAvailable = await Car.find({status:"available"})160            if(!isAvailable)  return new CustomError("all cars have been sold",404,false);161            if(isAvailable.length==0) 162             return new CustomError("no car available",404,false);163            else{164                return {165                    status:200,166                    data:{167                        isAvailable168                    },169                        success:true170    171                }172            }173        174        175        }176        //6177        async getAvailableCarsWithInAPriceRange(data,res){178            if(!data.rangeTwo) 179            return new CustomError("provide the second range of price",400,false);180            if(!data.rangeOne)181             return new CustomError("provide the first range of a price", 400,false);182            let isAvailable = await Car.find({status:'available',price:{ $gte: data.rangeOne, $lte: data.rangeTwo}})183            console.log(isAvailable.length)184            if(!isAvailable || isAvailable.length==0) 185             return new CustomError("no cars with in the specified price range", 404,false);186            else{return{ status:200,data:isAvailable} }}187        //7188        async deleteSpecificCar(data,req){189           let eachId=req.params.eachCar_Id190            let isExist = await Car.findOne({_id:eachId})191            if(!isExist) 192             return new CustomError("car does not exist", 404,false);193            194            let wanaDelete = await Car.findOneAndRemove({_id:eachId,owner:req.user.userName})195            if(!wanaDelete) 196             return new CustomError("you can delete an ad u didnt post", 404,false);197            198            else{199                return{200                    status:200,201                    data:'Car ad successfullt deleted'202                }203            204            }205        206        207        }208         //8209        async getAllCars(data,res){210             let getAllCars = await Car.find({},{__v:0})211             if(!getAllCars || getAllCars.length==0)  return new CustomError("there are no car ad", 404,false);212             else{213                 return{214                     status:200,215                     data:getAllCars216                 }217             218             }219         220         221         }222         //9223         async getManAvailableNew(data,res){224             let manufacturer = data.manufacturer225             if(!manufacturer)  return new CustomError("provide the manufacturer", 400,false);226            let getManAvailableNew = 227            await Car.find({status:'available',state:'new',manufacturer:manufacturer})228            if(!getManAvailableNew || getManAvailableNew.length==0) 229             return new CustomError("there are no available and new cars for this manufacture", 404,false);230            231            else{232                return{233                    status:200,234                    data:getManAvailableNew235                }236            237            }238            239        240        241        }242        //10243        async getManAvailableUsed(data,res){244            let manufacturer = data.manufacturer245            if(!manufacturer)  return new CustomError("provide the manufacturer", 400,false);246            let getManAvailableUsed = 247            await Car.find({status:'available',state:'used',manufacturer:manufacturer})248            if(!getManAvailableUsed  || getManAvailableUsed.length==0) 249             return new CustomError("there are no available and used car for this manufacturer", 404,false);250            251            else{252                return{253                    status:200,254                    data:getManAvailableUsed255                }256            257            }258        }259        //11260        async getManAvailable(data,res){261            let manufacturer = data.manufacturer262            if(!manufacturer)  return new CustomError("provide the manufacturer", 400,false);263            let getManAvailable = 264            await Car.find({status:'available',manufacturer:manufacturer})265            if(!getManAvailable || getManAvailable.length==0) 266             return new CustomError("manufacturer has no available cars", 404,false);267            268            else{269                return{270                    status:200,271                    data:getManAvailable272                }273            274            }275        }276        //12277        async getAllCarsBodyType(data,req){278            let bodyType = data.body_type279            if(!bodyType)  return new CustomError("please specify a body type", 400,false);280            let getAllCarsBodyType = 281            await Car.find({body_type:bodyType})282            if(!getAllCarsBodyType || getAllCarsBodyType.length==0) 283             return new CustomError("manufacturer has no available cars", 404,false);284            285            else{286                return{287                    status:200,288                    data:getAllCarsBodyType289                }290            291            }292        }293 294}...

1const CustomError = require('custom-error-instance')2module.exports = {3  AssetDeleteForbidden: CustomError('AssetDeleteForbidden', {4    message: 'You are not authorized to delete this asset.',5    code: 20036  }),7  AssetFolderExists: CustomError('AssetFolderExists', {8    message: 'An asset folder with the same name already exists.',9    code: 200210  }),11  AssetGenericError: CustomError('AssetGenericError', {12    message: 'An unexpected error occured during asset operation.',13    code: 200114  }),15  AssetInvalid: CustomError('AssetInvalid', {16    message: 'This asset does not exist or is invalid.',17    code: 200418  }),19  AssetRenameCollision: CustomError('AssetRenameCollision', {20    message: 'An asset with the same filename in the same folder already exists.',21    code: 200522  }),23  AssetRenameForbidden: CustomError('AssetRenameForbidden', {24    message: 'You are not authorized to rename this asset.',25    code: 200626  }),27  AssetRenameInvalid: CustomError('AssetRenameInvalid', {28    message: 'The new asset filename is invalid.',29    code: 200730  }),31  AssetRenameInvalidExt: CustomError('AssetRenameInvalidExt', {32    message: 'The file extension cannot be changed on an existing asset.',33    code: 200834  }),35  AssetRenameTargetForbidden: CustomError('AssetRenameTargetForbidden', {36    message: 'You are not authorized to rename this asset to the requested name.',37    code: 200938  }),39  AuthAccountBanned: CustomError('AuthAccountBanned', {40    message: 'Your account has been disabled.',41    code: 101342  }),43  AuthAccountAlreadyExists: CustomError('AuthAccountAlreadyExists', {44    message: 'An account already exists using this email address.',45    code: 100446  }),47  AuthAccountNotVerified: CustomError('AuthAccountNotVerified', {48    message: 'You must verify your account before your can login.',49    code: 101450  }),51  AuthGenericError: CustomError('AuthGenericError', {52    message: 'An unexpected error occured during login.',53    code: 100154  }),55  AuthLoginFailed: CustomError('AuthLoginFailed', {56    message: 'Invalid email / username or password.',57    code: 100258  }),59  AuthPasswordInvalid: CustomError('AuthPasswordInvalid', {60    message: 'Password is incorrect.',61    code: 102062  }),63  AuthProviderInvalid: CustomError('AuthProviderInvalid', {64    message: 'Invalid authentication provider.',65    code: 100366  }),67  AuthRegistrationDisabled: CustomError('AuthRegistrationDisabled', {68    message: 'Registration is disabled. Contact your system administrator.',69    code: 101070  }),71  AuthRegistrationDomainUnauthorized: CustomError('AuthRegistrationDomainUnauthorized', {72    message: 'You are not authorized to register. Your domain is not whitelisted.',73    code: 101174  }),75  AuthRequired: CustomError('AuthRequired', {76    message: 'You must be authenticated to access this resource.',77    code: 101978  }),79  AuthTFAFailed: CustomError('AuthTFAFailed', {80    message: 'Incorrect TFA Security Code.',81    code: 100582  }),83  AuthTFAInvalid: CustomError('AuthTFAInvalid', {84    message: 'Invalid TFA Security Code or Login Token.',85    code: 100686  }),87  AuthValidationTokenInvalid: CustomError('AuthValidationTokenInvalid', {88    message: 'Invalid validation token.',89    code: 101590  }),91  BruteInstanceIsInvalid: CustomError('BruteInstanceIsInvalid', {92    message: 'Invalid Brute Force Instance.',93    code: 100794  }),95  BruteTooManyAttempts: CustomError('BruteTooManyAttempts', {96    message: 'Too many attempts! Try again later.',97    code: 100898  }),99  CommentContentMissing: CustomError('CommentContentMissing', {100    message: 'Comment content is missing or too short.',101    code: 8003102  }),103  CommentGenericError: CustomError('CommentGenericError', {104    message: 'An unexpected error occured.',105    code: 8001106  }),107  CommentManageForbidden: CustomError('CommentManageForbidden', {108    message: 'You are not authorized to manage comments on this page.',109    code: 8004110  }),111  CommentNotFound: CustomError('CommentNotFound', {112    message: 'This comment does not exist.',113    code: 8005114  }),115  CommentPostForbidden: CustomError('CommentPostForbidden', {116    message: 'You are not authorized to post a comment on this page.',117    code: 8002118  }),119  CommentViewForbidden: CustomError('CommentViewForbidden', {120    message: 'You are not authorized to view comments for this page.',121    code: 8006122  }),123  InputInvalid: CustomError('InputInvalid', {124    message: 'Input data is invalid.',125    code: 1012126  }),127  LocaleGenericError: CustomError('LocaleGenericError', {128    message: 'An unexpected error occured during locale operation.',129    code: 5001130  }),131  LocaleInvalidNamespace: CustomError('LocaleInvalidNamespace', {132    message: 'Invalid locale or namespace.',133    code: 5002134  }),135  MailGenericError: CustomError('MailGenericError', {136    message: 'An unexpected error occured during mail operation.',137    code: 3001138  }),139  MailInvalidRecipient: CustomError('MailInvalidRecipient', {140    message: 'The recipient email address is invalid.',141    code: 3004142  }),143  MailNotConfigured: CustomError('MailNotConfigured', {144    message: 'The mail configuration is incomplete or invalid.',145    code: 3002146  }),147  MailTemplateFailed: CustomError('MailTemplateFailed', {148    message: 'Mail template failed to load.',149    code: 3003150  }),151  PageCreateForbidden: CustomError('PageCreateForbidden', {152    message: 'You are not authorized to create this page.',153    code: 6008154  }),155  PageDeleteForbidden: CustomError('PageDeleteForbidden', {156    message: 'You are not authorized to delete this page.',157    code: 6010158  }),159  PageGenericError: CustomError('PageGenericError', {160    message: 'An unexpected error occured during a page operation.',161    code: 6001162  }),163  PageDuplicateCreate: CustomError('PageDuplicateCreate', {164    message: 'Cannot create this page because an entry already exists at the same path.',165    code: 6002166  }),167  PageEmptyContent: CustomError('PageEmptyContent', {168    message: 'Page content cannot be empty.',169    code: 6004170  }),171  PageHistoryForbidden: CustomError('PageHistoryForbidden', {172    message: 'You are not authorized to view the history of this page.',173    code: 6012174  }),175  PageIllegalPath: CustomError('PageIllegalPath', {176    message: 'Page path cannot contains illegal characters.',177    code: 6005178  }),179  PageMoveForbidden: CustomError('PageMoveForbidden', {180    message: 'You are not authorized to move this page.',181    code: 6007182  }),183  PageNotFound: CustomError('PageNotFound', {184    message: 'This page does not exist.',185    code: 6003186  }),187  PagePathCollision: CustomError('PagePathCollision', {188    message: 'Destination page path already exists.',189    code: 6006190  }),191  PageRestoreForbidden: CustomError('PageRestoreForbidden', {192    message: 'You are not authorized to restore this page version.',193    code: 6011194  }),195  PageUpdateForbidden: CustomError('PageUpdateForbidden', {196    message: 'You are not authorized to update this page.',197    code: 6009198  }),199  PageViewForbidden: CustomError('PageViewForbidden', {200    message: 'You are not authorized to view this page.',201    code: 6013202  }),203  SearchActivationFailed: CustomError('SearchActivationFailed', {204    message: 'Search Engine activation failed.',205    code: 4002206  }),207  SearchGenericError: CustomError('SearchGenericError', {208    message: 'An unexpected error occured during search operation.',209    code: 4001210  }),211  SystemGenericError: CustomError('SystemGenericError', {212    message: 'An unexpected error occured.',213    code: 7001214  }),215  SystemSSLDisabled: CustomError('SystemSSLDisabled', {216    message: 'SSL is not enabled.',217    code: 7002218  }),219  SystemSSLLEUnavailable: CustomError('SystemSSLLEUnavailable', {220    message: 'Let\'s Encrypt is not initialized.',221    code: 7004222  }),223  SystemSSLRenewInvalidProvider: CustomError('SystemSSLRenewInvalidProvider', {224    message: 'Current provider does not support SSL certificate renewal.',225    code: 7003226  }),227  UserCreationFailed: CustomError('UserCreationFailed', {228    message: 'An unexpected error occured during user creation.',229    code: 1009230  }),231  UserDeleteForeignConstraint: CustomError('UserDeleteForeignConstraint', {232    message: 'Cannot delete user because of content relational constraints.',233    code: 1017234  }),235  UserDeleteProtected: CustomError('UserDeleteProtected', {236    message: 'Cannot delete a protected system account.',237    code: 1018238  }),239  UserNotFound: CustomError('UserNotFound', {240    message: 'This user does not exist.',241    code: 1016242  })...