log

things/nest-koishijs/src/app.logger.ts

-import { Injectable, Scope, Logger } from '@nestjs/common';
-
-@Injectable()
-export class AppLogger extends Logger {}

things/nest-koishijs/src/app.module.ts

 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
-import { AppLogger } from './app.logger';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { typeormConfig } from './config';
 import { BotService } from './bot/bot.service';
-import { BotLogger } from './bot/bot.logger';
 
 @Module({
   imports: [TypeOrmModule.forRoot(typeormConfig())],
   controllers: [AppController],
-  providers: [AppService, AppLogger, BotService, BotLogger],
+  providers: [AppService, BotService],
 })
 export class AppModule {}

things/nest-koishijs/src/app.service.ts

-import { Injectable } from '@nestjs/common';
-import { AppLogger } from './app.logger';
+import { Injectable, Logger } from '@nestjs/common';
 import { Connection } from 'typeorm';
 import { InjectConnection } from '@nestjs/typeorm';
 import { BotService } from './bot/bot.service';
 
 @Injectable()
-export class AppService {
+export class AppService extends Logger {
   constructor(
     @InjectConnection('app')
     private db: Connection,
-    private log: AppLogger,
   ) {
-    this.log.setContext('app');
+    super('app', true)
   }
 
   getHello(): string {

things/nest-koishijs/src/bot/bot.logger.ts

-import { Injectable, Logger } from '@nestjs/common';
-
-@Injectable()
-export class BotLogger extends Logger {}

things/nest-koishijs/src/bot/bot.service.ts

-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { InjectConnection } from '@nestjs/typeorm';
 import { Connection } from 'typeorm';
-import { BotLogger } from './bot.logger';
 import { User } from '../entities/User.entity';
 import { Group } from '../entities/Group.entity';
 import { App, AppConfig } from 'koishi';
@@ -12,16 +11,15 @@ import { CQBot } from 'koishi-adapter-onebot';
 
 const __ = typeof adapter; // just for import
 @Injectable()
-export class BotService {
+export class BotService extends Logger {
   bot: App;
   botConfig: AppConfig;
   constructor(
     @InjectConnection('app')
     private db: Connection,
-    private log: BotLogger,
     private readonly appService: AppService,
   ) {
-    this.log.setContext('bot');
+    super('bot', true);
     this.initializeBot();
   }
   async initializeBot() {

things/nest-typeorm/src/app.logger.ts

-import { Injectable, Scope, Logger } from '@nestjs/common';
-
-@Injectable()
-export class AppLogger extends Logger {}

things/nest-typeorm/src/app.service.ts

-import { Injectable } from '@nestjs/common';
-import { AppLogger } from './app.logger';
 import { Connection } from 'typeorm';
 import { InjectConnection } from '@nestjs/typeorm';
+import { Injectable, Logger } from '@nestjs/common';
 
 @Injectable()
-export class AppService {
+export class AppService extends Logger {
   constructor(
     @InjectConnection('app')
     private db: Connection,
-    private log: AppLogger,
   ) {
-    this.log.setContext('app');
+    super('app', true);
   }
 
   getHello(): string {

things/nest/src/app.logger.ts

-import { Injectable, Scope, Logger } from '@nestjs/common';
-
-@Injectable()
-export class AppLogger extends Logger {}

things/nest/src/app.module.ts

 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
-import { AppLogger } from './app.logger';
 
 @Module({
   imports: [],
   controllers: [AppController],
-  providers: [AppService, AppLogger],
+  providers: [AppService],
 })
 export class AppModule {}

things/nest/src/app.service.ts

-import { Injectable } from '@nestjs/common';
-import { AppLogger } from './app.logger';
+import { Injectable, Logger } from '@nestjs/common';
 
 @Injectable()
-export class AppService {
-  constructor(private log: AppLogger) {
-    this.log.setContext('app');
+export class AppService extends Logger {
+  constructor() {
+    super('app', true);
   }
 
   getHello(): string {