Merge pull request #41 from richard483/feature/run-week-1

updated dockerfile & response interceptor

Dockerfile

@@ -0,0 +1,28 @@
+ARG NODE_VERSION=18.17.1
+
+FROM node:${NODE_VERSION}-alpine
+
+WORKDIR /usr/src/app
+
+RUN apk update && apk add --no-cache nmap && \
+    echo @edge https://dl-cdn.alpinelinux.org/alpine/edge/community >> /etc/apk/repositories && \
+    echo @edge https://dl-cdn.alpinelinux.org/alpine/edge/main >> /etc/apk/repositories && \
+    apk update && \
+    apk add --no-cache \
+    chromium \
+    harfbuzz \
+    "freetype>2.8" \
+    ttf-freefont \
+    nss
+
+ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
+
+COPY . /usr/src/app
+
+RUN npm ci
+
+RUN npm run build
+
+EXPOSE 3000
+
+CMD [ "node", "dist/src/main" ]

src/contract/contract.helper.ts

@@ -23,6 +23,8 @@ export class ContractHelper {
 
     const browser = await launch({
       args: ['--no-sandbox'],
+      // comment the below line for running locally
+      executablePath: '/usr/bin/chromium',
       headless: true,
     });
     const page = await browser.newPage();

src/interceptors/response.interceptor.ts

@@ -45,13 +45,7 @@ export class ResponseInterceptor implements NestInterceptor {
     response.status(status).json({
       status: false,
       statusCode: status,
-      message:
-        exception.getResponse() instanceof Object
-          ? Object(exception.getResponse()).reduce(
-              (acc, obj) => ({ ...Object(acc), ...Object(obj) }),
-              {},
-            )
-          : exception.getResponse(),
+      message: this.extractErrorMessages(exception),
       error: this.htttpCodeParser(status),
     });
   }
@@ -71,6 +65,22 @@ export class ResponseInterceptor implements NestInterceptor {
     });
   }
 
+  private extractErrorMessages(exception: any) {
+    try {
+      return Object(exception.getResponse()).reduce(
+        (acc, obj) => ({ ...Object(acc), ...Object(obj) }),
+        {},
+      );
+    } catch (e) {
+      console.log(
+        '#Failed to restructure exception for this response: ',
+        exception.getResponse(),
+        " would return it's original response instead.",
+      );
+      return exception.getResponse();
+    }
+  }
+
   private htttpCodeParser(statusCode: number) {
     switch (statusCode) {
       case 200: