mirror of https://github.com/Chocobozzz/PeerTube
				
				
				
			
		
			
				
	
	
		
			36 lines
		
	
	
		
			841 B
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			841 B
		
	
	
	
		
			TypeScript
		
	
	
| import { logger } from '../../helpers/logger'
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| import * as Bluebird from 'bluebird'
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| 
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| export abstract class AbstractScheduler {
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| 
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|   protected abstract schedulerIntervalMs: number
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| 
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|   private interval: NodeJS.Timer
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|   private isRunning = false
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| 
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|   enable () {
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|     if (!this.schedulerIntervalMs) throw new Error('Interval is not correctly set.')
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| 
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|     this.interval = setInterval(() => this.execute(), this.schedulerIntervalMs)
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|   }
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| 
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|   disable () {
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|     clearInterval(this.interval)
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|   }
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| 
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|   async execute () {
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|     if (this.isRunning === true) return
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|     this.isRunning = true
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| 
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|     try {
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|       await this.internalExecute()
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|     } catch (err) {
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|       logger.error('Cannot execute %s scheduler.', this.constructor.name, { err })
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|     } finally {
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|       this.isRunning = false
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|     }
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|   }
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| 
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|   protected abstract internalExecute (): Promise<any> | Bluebird<any>
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| }
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