Replaced nest in favour of aws api gateway + lambdas

FacuDeLorenzo · May 16, 2024 · 7af5fc3 · 7af5fc3
1 parent e748c6b
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Showing 15 changed files with 177 additions and 2,947 deletions.
diff --git a/packages/api/package.json b/packages/api/package.json
@@ -6,65 +6,12 @@
   "private": true,
   "license": "UNLICENSED",
   "scripts": {
-    "build": "nest build",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
-    "start": "nest start",
-    "start:dev": "nest start --watch",
-    "start:debug": "nest start --debug --watch",
-    "start:prod": "node dist/main",
-    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
-    "test": "jest",
-    "test:watch": "jest --watch",
-    "test:cov": "jest --coverage",
-    "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
-    "test:e2e": "jest --config ./test/jest-e2e.json"
-  },
-  "dependencies": {
-    "@nestjs/common": "^10.0.0",
-    "@nestjs/core": "^10.0.0",
-    "@nestjs/platform-express": "^10.0.0",
-    "@nestjs/platform-fastify": "^10.3.8",
-    "reflect-metadata": "^0.2.0",
-    "rxjs": "^7.8.1"
+    "build": "rm -rf dist && tsc -b",
+    "postbuild": "cp package.json dist/package.json"
   },
   "devDependencies": {
-    "@nestjs/cli": "^10.0.0",
-    "@nestjs/schematics": "^10.0.0",
-    "@nestjs/testing": "^10.0.0",
-    "@types/express": "^4.17.17",
-    "@types/jest": "^29.5.2",
-    "@types/node": "^20.3.1",
-    "@types/supertest": "^6.0.0",
-    "@typescript-eslint/eslint-plugin": "^6.0.0",
-    "@typescript-eslint/parser": "^6.0.0",
-    "eslint": "^8.42.0",
-    "eslint-config-prettier": "^9.0.0",
-    "eslint-plugin-prettier": "^5.0.0",
-    "jest": "^29.5.0",
-    "prettier": "^3.0.0",
-    "source-map-support": "^0.5.21",
-    "supertest": "^6.3.3",
-    "ts-jest": "^29.1.0",
-    "ts-loader": "^9.4.3",
-    "ts-node": "^10.9.1",
-    "tsconfig-paths": "^4.2.0",
-    "typescript": "^5.1.3"
-  },
-  "jest": {
-    "moduleFileExtensions": [
-      "js",
-      "json",
-      "ts"
-    ],
-    "rootDir": "src",
-    "testRegex": ".*\\.spec\\.ts$",
-    "transform": {
-      "^.+\\.(t|j)s$": "ts-jest"
-    },
-    "collectCoverageFrom": [
-      "**/*.(t|j)s"
-    ],
-    "coverageDirectory": "../coverage",
-    "testEnvironment": "node"
+    "@types/aws-lambda": "^8.10.137",
+    "@types/node": "^20.12.11",
+    "typescript": "^5.4.5"
   }
 }
diff --git a/packages/api/samconfig.toml b/packages/api/samconfig.toml
@@ -0,0 +1,9 @@
+version = 0.1
+[default]
+[default.deploy]
+[default.deploy.parameters]
+s3_bucket = "faq-lambda-artifacts"
+region = "us-east-1"
+confirm_changeset = true
+capabilities = "CAPABILITY_IAM"
+
diff --git a/packages/api/src/app.controller.spec.ts b/packages/api/src/app.controller.spec.ts
diff --git a/packages/api/src/app.controller.ts b/packages/api/src/app.controller.ts
diff --git a/packages/api/src/app.module.ts b/packages/api/src/app.module.ts
diff --git a/packages/api/src/app.service.ts b/packages/api/src/app.service.ts
diff --git a/packages/api/src/main.ts b/packages/api/src/main.ts
diff --git a/packages/api/src/products.ts b/packages/api/src/products.ts
@@ -0,0 +1,74 @@
+import { APIGatewayEvent, Callback, Context } from 'aws-lambda';
+import { CreateOrderRequest, Order, Product } from './types';
+
+const responseHeaders = {
+  'Access-Control-Allow-Origin': '*',
+  'Access-Control-Allow-Credentials': true,
+  'Access-Control-Allow-Methods': 'OPTIONS,GET, POST',
+};
+
+exports.get = async (
+  event: APIGatewayEvent,
+  context: Context,
+  callback: Callback,
+) => {
+  try {
+    const products: Product[] = [
+      { name: 'Kuva Roast Rib Eye', price: 418 },
+      { name: 'Guadalupe Half Rack', price: 298 },
+      { name: 'Tohono Chicken', price: 308 },
+    ];
+
+    return {
+      isBase64Encoded: false,
+      statusCode: 200,
+      headers: responseHeaders,
+      body: JSON.stringify(products),
+    };
+  } catch (error) {
+    return {
+      isBase64Encoded: false,
+      statusCode: 500,
+      headers: responseHeaders,
+      body: error.message,
+    };
+  }
+};
+
+exports.createOrder = async (
+  event: APIGatewayEvent,
+  context: Context,
+  callback: Callback,
+) => {
+  try {
+    const req: CreateOrderRequest = JSON.parse(event.body);
+
+    if (!req?.products)
+      return {
+        isBase64Encoded: false,
+        statusCode: 400,
+        headers: responseHeaders,
+        body: "Products must be provided",
+    }
+    const order: Order = {
+      products: req.products,
+      totalPrice: req.products.reduce((acc, val) => acc + val.price, 0),
+    };
+
+    return {
+      isBase64Encoded: false,
+      statusCode: 200,
+      headers: responseHeaders,
+      body: JSON.stringify(order),
+    };
+  } catch (error) {
+    return {
+      isBase64Encoded: false,
+      statusCode: 500,
+      headers: responseHeaders,
+      body: error.message,
+    };
+  }
+};
+
+
diff --git a/packages/api/src/types.ts b/packages/api/src/types.ts
@@ -0,0 +1,13 @@
+export interface CreateOrderRequest {
+    products: Product[];
+  }
+
+  export interface Product {
+    name: string;
+    price: number;
+  }
+
+  export interface Order {
+    products: Product[];
+    totalPrice: number;
+  }
diff --git a/packages/api/template.yaml b/packages/api/template.yaml
@@ -0,0 +1,34 @@
+AWSTemplateFormatVersion: "2010-09-09"
+Transform: AWS::Serverless-2016-10-31
+Description: Api
+
+Resources:
+  GetProductsFunction:
+    Type: AWS::Serverless::Function
+    Properties:
+      CodeUri: ./dist
+      Handler: products.get
+      Runtime: nodejs20.x
+      MemorySize: 128
+      Timeout: 10
+      Events:
+        Event:
+          Type: Api
+          Properties:
+            Method: GET
+            Path: /products
+
+  createOrderFunction:
+    Type: AWS::Serverless::Function
+    Properties:
+      CodeUri: ./dist
+      Handler: products.createOrder
+      Runtime: nodejs20.x
+      MemorySize: 128
+      Timeout: 10
+      Events:
+        Event:
+          Type: Api
+          Properties:
+            Method: POST
+            Path: /createOrder
diff --git a/packages/api/test/app.e2e-spec.ts b/packages/api/test/app.e2e-spec.ts
diff --git a/packages/api/test/jest-e2e.json b/packages/api/test/jest-e2e.json
diff --git a/packages/api/tsconfig.json b/packages/api/tsconfig.json
@@ -1,12 +1,13 @@
 {
   "compilerOptions": {
-    "module": "commonjs",
+    "module": "node16",
     "declaration": true,
     "removeComments": true,
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "allowSyntheticDefaultImports": true,
-    "target": "ES2021",
+    "target": "es2022",
+    "lib": ["es2022"],
     "sourceMap": true,
     "outDir": "./dist",
     "baseUrl": "./",

diff --git a/packages/front/src/App.tsx b/packages/front/src/App.tsx
@@ -14,7 +14,8 @@ const App = () => {
       }}
     >
       <Title>This is a title</Title>
-      <div>{products.length > 0 && "hay productitos jeje"}</div>
+      <div>{products.length > 0 && "hay productos"}</div>
+      <div>{products.length === 0 && "No hay productos :("}</div>
       <img height={600} />
     </div>
   );