GH-157 Add ApiGateway typings

nearst · Sep 23, 2019 · 11453d1 · 11453d1
1 parent a7c337f
commit 11453d1
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Showing 2 changed files with 51 additions and 4 deletions.
diff --git a/packages/laconia-event/src/index.d.ts b/packages/laconia-event/src/index.d.ts
@@ -2,7 +2,9 @@ import {
   S3Event as AWSS3Event,
   SNSEvent as AWSSNSEvent,
   SQSEvent as AWSSQSEvent,
-  KinesisStreamEvent as AWSKinesisStreamEvent
+  KinesisStreamEvent as AWSKinesisStreamEvent,
+  APIGatewayEvent as AWSAPIGatewayEvent,
+  APIGatewayProxyResult as AWSAPIGatewayProxyResult
 } from "aws-lambda";
 import { Readable } from "stream";
 
@@ -38,7 +40,33 @@ declare namespace event {
   interface KinesisEvent {
     records: KinesisRecord[];
   }
-  function kinesis(AWSKinesisStreamEvent: AWSKinesisStreamEvent): KinesisEvent;
+  function kinesis(awsKinesisStreamEvent: AWSKinesisStreamEvent): KinesisEvent;
+
+  namespace apigateway {
+    interface ApiGatewayInputHeaders {
+      [key: string]: string;
+    }
+
+    interface ApiGatewayOutputHeaders {
+      [key: string]: string;
+    }
+
+    interface ApiGatewayInputParams {
+      [key: string]: string;
+    }
+    interface ApiGatewayEvent {
+      body: any;
+      headers: ApiGatewayInputHeaders;
+      params: ApiGatewayInputParams;
+    }
+    function req(awsAPIGatewayEvent: AWSAPIGatewayEvent): ApiGatewayEvent;
+
+    function res(
+      output: any,
+      statusCode?: number,
+      headers?: ApiGatewayOutputHeaders
+    ): AWSAPIGatewayProxyResult;
+  }
 }
 
 export = event;
diff --git a/packages/laconia-event/test/types/index.ts b/packages/laconia-event/test/types/index.ts
@@ -6,10 +6,15 @@ import {
   SQSHandler,
   SQSEvent,
   KinesisStreamHandler,
-  KinesisStreamEvent
+  KinesisStreamEvent,
+  APIGatewayProxyHandler,
+  APIGatewayEvent
 } from "aws-lambda";
-import { s3, sns, sqs, kinesis } from "../../src/index";
+import { s3, sns, sqs, kinesis, apigateway } from "../../src/index";
+const { req, res } = apigateway;
+
 import AWS from "aws-sdk";
+import { integer } from "aws-sdk/clients/lightsail";
 
 const s3Handler: S3Handler = (event: S3Event) => {
   const s3Event = s3(event);
@@ -41,3 +46,17 @@ const kinesisHandler: KinesisStreamHandler = (event: KinesisStreamEvent) => {
     console.log(r.data);
   });
 };
+
+const apiGatewayHandler: APIGatewayProxyHandler = (event: APIGatewayEvent) => {
+  const r = req(event);
+  console.log(r.body);
+  console.log(r.headers.TEST);
+  console.log(r.params.id);
+
+  res("Not found", 404);
+  res({ hello: "world" });
+  res({ error: "not found" }, 404, {
+    "Access-Allow-Control-Origin": "*"
+  });
+  return Promise.resolve(res("Success"));
+};