connect to the database

package-lock.json

@@ -7,11 +7,14 @@
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-      "license": "UNLICENSED",
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@@ -1503,6 +1506,30 @@
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@@ -3350,6 +3410,14 @@
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@@ -3428,6 +3496,22 @@
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@@ -4663,6 +4746,11 @@
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@@ -5982,6 +6074,12 @@
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@@ -6092,11 +6190,112 @@
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@@ -12678,6 +12985,11 @@
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@@ -12831,6 +13142,12 @@
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@@ -12908,11 +13225,89 @@
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@@ -13691,6 +14094,11 @@
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@@ -13709,6 +14117,20 @@
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+    "smart-buffer": {
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     "sprintf-js": {
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package.json

@@ -22,8 +22,11 @@
   },
   "dependencies": {
     "@nestjs/common": "^9.0.0",
+    "@nestjs/config": "^2.2.0",
     "@nestjs/core": "^9.0.0",
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     "@nestjs/platform-express": "^9.0.0",
+    "mongoose": "^6.6.7",
     "reflect-metadata": "^0.1.13",
     "rimraf": "^3.0.2",
     "rxjs": "^7.2.0"

src/app.module.ts

@@ -1,9 +1,28 @@
 import { Module } from '@nestjs/common';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { MongooseModule } from '@nestjs/mongoose';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import Configuration from './config/configuration';
 
 @Module({
-  imports: [],
+  imports: [
+    ConfigModule.forRoot({
+      load: [Configuration],
+      isGlobal: true,
+    }),
+    MongooseModule.forRootAsync({
+      imports: [ConfigModule],
+      inject: [ConfigService],
+      useFactory: async (config: ConfigService) => ({
+        uri: `mongodb://${config.get<string>(
+          'database.url',
+        )}:${config.get<number>('database.port')}/${config.get<string>(
+          'database.name',
+        )}`,
+      }),
+    }),
+  ],
   controllers: [AppController],
   providers: [AppService],
 })

src/config/Configuration.ts

@@ -0,0 +1,7 @@
+export default () => ({
+  database: {
+    url: process.env.DATABASE_URL || 'localhost',
+    port: parseInt(process.env.DATABASE_PORT, 10) || 27017,
+    name: process.env.DATABASE_NAME || 'aman',
+  },
+});