fix import in health module to use token inject

Author: bryopsida

src/common/common.module.ts

@@ -1,11 +1,19 @@
 import { Module } from '@nestjs/common'
-import { ConnOptionsService } from './conn-options.service'
+import { ConnOptionsService, TOKEN } from './conn-options.service'
 
+export const TOKENS = {
+  CONN_OPTIONS_SERVICE: TOKEN,
+}
 @Module({
-  providers: [ConnOptionsService],
+  providers: [
+    {
+      provide: TOKENS.CONN_OPTIONS_SERVICE,
+      useClass: ConnOptionsService,
+    },
+  ],
   exports: [
     {
-      provide: 'CONN_OPTIONS_SERVICE',
+      provide: TOKENS.CONN_OPTIONS_SERVICE,
       useClass: ConnOptionsService,
     },
   ],

src/common/conn-options.service.ts

@@ -3,6 +3,7 @@ import { RedisOptions, Transport } from '@nestjs/microservices'
 import { MicroserviceHealthIndicatorOptions } from '@nestjs/terminus'
 import { config } from 'dotenv'
 
+export const TOKEN = 'CONN_OPTIONS_SERVICE'
 // ensure process.env is hydrated
 config({
   // items in .env take precedence

src/health/health.controller.ts

@@ -1,24 +1,24 @@
-import { Controller, Get } from '@nestjs/common'
+import { Controller, Get, Inject } from '@nestjs/common'
 import {
   HealthCheckService,
   MemoryHealthIndicator,
   HealthCheck,
   MicroserviceHealthIndicator,
 } from '@nestjs/terminus'
-import { ConnOptionsService } from '../common/conn-options.service'
+import { IConnOptionsService, TOKEN } from '../common/conn-options.service'
 
 @Controller('health')
 export class HealthController {
   private readonly health: HealthCheckService
   private readonly memory: MemoryHealthIndicator
   private readonly microservice: MicroserviceHealthIndicator
-  private readonly connOptions: ConnOptionsService
+  private readonly connOptions: IConnOptionsService
 
   constructor(
     health: HealthCheckService,
     memory: MemoryHealthIndicator,
     microservice: MicroserviceHealthIndicator,
-    connOptions: ConnOptionsService
+    @Inject(TOKEN) connOptions: IConnOptionsService
   ) {
     this.health = health
     this.memory = memory