Added cors

Added default configuration file for port and engine details

api/.env.defaults

+ENGINE_TYPE=exareme
+ENGINE_BASE_URL=http://127.0.0.1:8080/services/
+GATEWAY_PORT=8081
\ No newline at end of file

api/package-lock.json

@@ -11,6 +11,7 @@
       "dependencies": {
         "@nestjs/axios": "^0.0.1",
         "@nestjs/common": "^8.0.0",
+        "@nestjs/config": "^1.0.1",
         "@nestjs/core": "^8.0.0",
         "@nestjs/graphql": "^9.0.4",
         "@nestjs/platform-express": "^8.0.0",
@@ -1765,6 +1766,32 @@
         }
       }
     },
+    "node_modules/@nestjs/config": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@nestjs/config/-/config-1.0.1.tgz",
+      "integrity": "sha512-azMl4uYlFIhYsywFxPJT81RxF3Pnn0TZW3EEmr0Wa0Wex8R2xpvBNrCcrOgW3TB1xGMP7eqBrlfsVh5ZP82szg==",
+      "dependencies": {
+        "dotenv": "10.0.0",
+        "dotenv-expand": "5.1.0",
+        "lodash.get": "4.4.2",
+        "lodash.has": "4.5.2",
+        "lodash.set": "4.3.2",
+        "uuid": "8.3.2"
+      },
+      "peerDependencies": {
+        "@nestjs/common": "^7.0.0 || ^8.0.0",
+        "reflect-metadata": "^0.1.13",
+        "rxjs": "^6.0.0 || ^7.2.0"
+      }
+    },
+    "node_modules/@nestjs/config/node_modules/dotenv": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-10.0.0.tgz",
+      "integrity": "sha512-rlBi9d8jpv9Sf1klPjNfFAuWDjKLwTIJJ/VxtoTwIR6hnZxcEOQCZg2oIL3MWBYw5GpUDKOEnND7LXTbIpQ03Q==",
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/@nestjs/core": {
       "version": "8.0.6",
       "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-8.0.6.tgz",
@@ -4392,6 +4419,11 @@
         "node": ">=10"
       }
     },
+    "node_modules/dotenv-expand": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/dotenv-expand/-/dotenv-expand-5.1.0.tgz",
+      "integrity": "sha512-YXQl1DSa4/PQyRfgrv6aoNjhasp/p4qs9FjJ4q4cQk+8m4r6k4ZSiEyytKG8f8W9gi8WsQtIObNmKd+tMzNTmA=="
+    },
     "node_modules/ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -7217,12 +7249,27 @@
       "integrity": "sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=",
       "dev": true
     },
+    "node_modules/lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
+    },
+    "node_modules/lodash.has": {
+      "version": "4.5.2",
+      "resolved": "https://registry.npmjs.org/lodash.has/-/lodash.has-4.5.2.tgz",
+      "integrity": "sha1-0Z9NwQlQWMzL4rDN9O4P5Ko3yGI="
+    },
     "node_modules/lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
       "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
       "dev": true
     },
+    "node_modules/lodash.set": {
+      "version": "4.3.2",
+      "resolved": "https://registry.npmjs.org/lodash.set/-/lodash.set-4.3.2.tgz",
+      "integrity": "sha1-2HV7HagH3eJIFrDWqEvqGnYjCyM="
+    },
     "node_modules/lodash.sortby": {
       "version": "4.7.0",
       "resolved": "https://registry.npmjs.org/lodash.sortby/-/lodash.sortby-4.7.0.tgz",
@@ -11891,6 +11938,26 @@
         "uuid": "8.3.2"
       }
     },
+    "@nestjs/config": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@nestjs/config/-/config-1.0.1.tgz",
+      "integrity": "sha512-azMl4uYlFIhYsywFxPJT81RxF3Pnn0TZW3EEmr0Wa0Wex8R2xpvBNrCcrOgW3TB1xGMP7eqBrlfsVh5ZP82szg==",
+      "requires": {
+        "dotenv": "10.0.0",
+        "dotenv-expand": "5.1.0",
+        "lodash.get": "4.4.2",
+        "lodash.has": "4.5.2",
+        "lodash.set": "4.3.2",
+        "uuid": "8.3.2"
+      },
+      "dependencies": {
+        "dotenv": {
+          "version": "10.0.0",
+          "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-10.0.0.tgz",
+          "integrity": "sha512-rlBi9d8jpv9Sf1klPjNfFAuWDjKLwTIJJ/VxtoTwIR6hnZxcEOQCZg2oIL3MWBYw5GpUDKOEnND7LXTbIpQ03Q=="
+        }
+      }
+    },
     "@nestjs/core": {
       "version": "8.0.6",
       "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-8.0.6.tgz",
@@ -13914,6 +13981,11 @@
       "integrity": "sha512-IrPdXQsk2BbzvCBGBOTmmSH5SodmqZNt4ERAZDmW4CT+tL8VtvinqywuANaFu4bOMWki16nqf0e4oC0QIaDr/g==",
       "peer": true
     },
+    "dotenv-expand": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/dotenv-expand/-/dotenv-expand-5.1.0.tgz",
+      "integrity": "sha512-YXQl1DSa4/PQyRfgrv6aoNjhasp/p4qs9FjJ4q4cQk+8m4r6k4ZSiEyytKG8f8W9gi8WsQtIObNmKd+tMzNTmA=="
+    },
     "ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -16061,12 +16133,27 @@
       "integrity": "sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=",
       "dev": true
     },
+    "lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
+    },
+    "lodash.has": {
+      "version": "4.5.2",
+      "resolved": "https://registry.npmjs.org/lodash.has/-/lodash.has-4.5.2.tgz",
+      "integrity": "sha1-0Z9NwQlQWMzL4rDN9O4P5Ko3yGI="
+    },
     "lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
       "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
       "dev": true
     },
+    "lodash.set": {
+      "version": "4.3.2",
+      "resolved": "https://registry.npmjs.org/lodash.set/-/lodash.set-4.3.2.tgz",
+      "integrity": "sha1-2HV7HagH3eJIFrDWqEvqGnYjCyM="
+    },
     "lodash.sortby": {
       "version": "4.7.0",
       "resolved": "https://registry.npmjs.org/lodash.sortby/-/lodash.sortby-4.7.0.tgz",

api/package.json

@@ -23,6 +23,7 @@
   "dependencies": {
     "@nestjs/axios": "^0.0.1",
     "@nestjs/common": "^8.0.0",
+    "@nestjs/config": "^1.0.1",
     "@nestjs/core": "^8.0.0",
     "@nestjs/graphql": "^9.0.4",
     "@nestjs/platform-express": "^8.0.0",

api/src/main.ts

@@ -2,7 +2,7 @@ import { NestFactory } from '@nestjs/core';
 import { AppModule } from './main/app.module';
 
 async function bootstrap() {
-  const app = await NestFactory.create(AppModule);
-  await app.listen(3000);
+  const app = await NestFactory.create(AppModule, {cors: true});
+  await app.listen(process.env.GATEWAY_PORT);
 }
 bootstrap();

api/src/main/app.module.ts

 import { Module } from '@nestjs/common';
+import { ConfigModule } from '@nestjs/config';
 import { EngineModule } from 'src/engine/engine.module';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
 
 @Module({
   imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      envFilePath: ['.env', '.env.defaults']
+    }),
     EngineModule.forRootAsync({
-      type: process.env.ENGINE_TYPE || "exareme"
+      type: process.env.ENGINE_TYPE,
+      baseurl: process.env.ENGINE_BASE_URL,
     })],
   controllers: [AppController],
   providers: [AppService],