bb-inspired
Version:
Core library for BB-inspired NestJS backend
83 lines • 3.78 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 __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var GlobalValidationPipe_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.GlobalValidationPipe = void 0;
const common_1 = require("@nestjs/common");
const class_validator_1 = require("class-validator");
const class_transformer_1 = require("class-transformer");
const logger_1 = require("../utils/logger");
let GlobalValidationPipe = GlobalValidationPipe_1 = class GlobalValidationPipe {
constructor(options = {}) {
this.options = options;
this.logger = new logger_1.AppLogger(GlobalValidationPipe_1.name);
this.options = {
whitelist: true,
forbidNonWhitelisted: true,
...options,
};
}
async transform(value, metadata) {
var _a;
const { metatype } = metadata;
if (!metatype || !this.shouldValidate(metatype)) {
return value;
}
const object = (0, class_transformer_1.plainToClass)(metatype, value, {
enableImplicitConversion: (_a = this.options.transformOptions) === null || _a === void 0 ? void 0 : _a.enableImplicitConversion,
});
const errors = await (0, class_validator_1.validate)(object, {
whitelist: this.options.whitelist,
forbidNonWhitelisted: this.options.forbidNonWhitelisted,
forbidUnknownValues: this.options.forbidUnknownValues,
});
if (errors.length === 0) {
return object;
}
const formattedErrors = this.formatErrors(errors);
this.logger.warn(`Validation failed for ${metatype.name}`, { metadata: formattedErrors });
if (this.options.exceptionFactory) {
throw this.options.exceptionFactory(errors);
}
throw new common_1.BadRequestException({
statusCode: 400,
message: 'Validation failed',
errors: formattedErrors,
});
}
shouldValidate(metatype) {
const types = [String, Boolean, Number, Array, Object];
return !types.some(type => metatype === type);
}
formatErrors(errors) {
return errors.reduce((acc, error) => {
if (error.constraints) {
const field = error.property;
const messages = Object.values(error.constraints);
acc[field] = messages;
}
if (error.children && error.children.length > 0) {
const nestedErrors = this.formatErrors(error.children);
Object.keys(nestedErrors).forEach(key => {
const nestedField = `${error.property}.${key}`;
acc[nestedField] = nestedErrors[key];
});
}
return acc;
}, {});
}
};
exports.GlobalValidationPipe = GlobalValidationPipe;
exports.GlobalValidationPipe = GlobalValidationPipe = GlobalValidationPipe_1 = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [Object])
], GlobalValidationPipe);
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