feat(sample): update sample

sample/01-complete-app/src/greeter/greeter.module.ts

@@ -1,7 +1,8 @@
 import { Module } from '@nestjs/common';
 import { GreeterUpdate } from './greeter.update';
+import { RandomNumberScene } from './scenes/random-number.scene';
 
 @Module({
-  providers: [GreeterUpdate],
+  providers: [GreeterUpdate, RandomNumberScene],
 })
 export class GreeterModule {}

sample/01-complete-app/src/greeter/greeter.update.ts

@@ -1,18 +1,21 @@
-import { Command, Context as Ctx, Hears, Start, Update } from 'nestjs-telegraf';
-import { User } from 'telegraf/typings/telegram-types';
+import { Command, Ctx, Hears, Start, Update, Sender } from 'nestjs-telegraf';
+import { UpdateType as TelegrafUpdateType } from 'telegraf/typings/telegram-types';
 import { Context } from '../interfaces/context.interface';
 import { HELLO_SCENE_ID } from '../app.constants';
-import { From } from '../common/decorators/from.decorator';
+import { UpdateType } from '../common/decorators/update-type.decorator';
 
 @Update()
 export class GreeterUpdate {
   @Start()
-  async onStart(@Ctx() ctx: Context): Promise<void> {
-    await ctx.reply('Say hello to me');
+  onStart(): string {
+    return 'Say hello to me';
   }
 
   @Hears(['hi', 'hello', 'hey', 'qq'])
-  onGreetings(@From() { first_name: firstName }: User): string {
+  onGreetings(
+    @UpdateType() updateType: TelegrafUpdateType,
+    @Sender('first_name') firstName: string,
+  ): string {
     return `Hey ${firstName}`;
   }
 

sample/01-complete-app/src/greeter/scenes/random-number.scene.ts

@@ -3,23 +3,23 @@ import { HELLO_SCENE_ID } from '../../app.constants';
 import { Context } from '../../interfaces/context.interface';
 
 @Scene(HELLO_SCENE_ID)
-export class HelloScene {
+export class RandomNumberScene {
   @SceneEnter()
-  async onSceneEnter(ctx: Context): Promise<void> {
+  onSceneEnter(): string {
     console.log('Enter to scene');
-    await ctx.reply('Welcome on scene ✋');
+    return 'Welcome on scene ✋';
   }
 
   @SceneLeave()
-  async onSceneLeave(ctx: Context): Promise<void> {
+  onSceneLeave(): string {
     console.log('Leave from scene');
-    await ctx.reply('Bye Bye 👋');
+    return 'Bye Bye 👋';
   }
 
-  @Command('hello')
-  async onHelloCommand(ctx: Context): Promise<void> {
-    console.log('Use say hello');
-    await ctx.reply('Hi');
+  @Command(['rng', 'random'])
+  onRandomCommand(): number {
+    console.log('Use "random" command');
+    return Math.floor(Math.random() * 11);
   }
 
   @Command('leave')