37 lines
1.1 KiB
TypeScript
37 lines
1.1 KiB
TypeScript
import { CallHandler, ExecutionContext, Injectable, NestInterceptor, Logger } from "@nestjs/common";
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import { Request, Response } from "express";
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import { tap } from "rxjs/operators";
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@Injectable()
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export class ResponseInterceptor implements NestInterceptor {
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private readonly logger = new Logger("ResponseInterceptor - NestInterceptor");
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intercept(context: ExecutionContext, next: CallHandler) {
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const ctx = context.switchToHttp();
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const request = ctx.getRequest<Request>();
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const response = ctx.getResponse<Response>();
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const requestId = request.headers["X-Request-Id"] ?? "unknown-request-id";
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response.setHeader("X-Request-Id", requestId.toString());
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const { method, url } = request;
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const startTime = Date.now();
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return next.handle().pipe(
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tap((data) => {
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const { statusCode } = response;
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const responseTime = Date.now() - startTime;
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this.logger.log("Outgoing Response", {
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requestId,
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method,
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url,
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statusCode,
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responseTime,
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responseBody: data,
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timestamp: new Date().toISOString(),
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});
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})
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);
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}
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}
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