bb-inspired
Version:
Core library for BB-inspired NestJS backend
55 lines • 2.67 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var ValidationFilter_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ValidationFilter = exports.ValidationException = void 0;
const common_1 = require("@nestjs/common");
const response_dto_1 = require("../common/response.dto");
class ValidationException extends Error {
constructor(validationErrors, message) {
super(message || 'Validation failed');
this.validationErrors = validationErrors;
}
}
exports.ValidationException = ValidationException;
let ValidationFilter = ValidationFilter_1 = class ValidationFilter {
constructor() {
this.logger = new common_1.Logger(ValidationFilter_1.name);
}
catch(exception, host) {
const ctx = host.switchToHttp();
const response = ctx.getResponse();
const validationErrors = this.flattenValidationErrors(exception.validationErrors);
this.logger.error(`Validation failed: ${exception.message}`, JSON.stringify(validationErrors), ValidationFilter_1.name);
response.status(400).json(response_dto_1.ApiResponse.error('Validation failed', null, {
statusCode: 400,
errors: validationErrors,
timestamp: new Date().toISOString(),
}));
}
flattenValidationErrors(errors, parentField = '') {
const result = [];
for (const error of errors) {
const field = parentField ? `${parentField}.${error.property}` : error.property;
if (error.constraints) {
Object.values(error.constraints).forEach((constraint) => {
result.push({ field, error: constraint });
});
}
if (error.children && error.children.length > 0) {
result.push(...this.flattenValidationErrors(error.children, field));
}
}
return result;
}
};
exports.ValidationFilter = ValidationFilter;
exports.ValidationFilter = ValidationFilter = ValidationFilter_1 = __decorate([
(0, common_1.Catch)(ValidationException)
], ValidationFilter);
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