Botlin

• Bot framework built with Kotlin
• Inspired from Ktor - asynchronous Web framework for Kotlin

Usage

See mizoguche/botlin-template for example.

Deploy template

Configuration example

fun main(args: Array<String>) {
    botlin {
        install(SlackEngine) {
            token =  System.getenv("SLACK_TOKEN")
        }

        install(RedisStorage) {
            uri = URI("redis://localhost:6379")
        }

        install(MessageCommand)
        install(Echo)
        install(Cron)

        intercept<BotMessage> {
            if (it.message == "PING") {
                it.reply("PONG")
            }
        }
    }.start()
}

Description

Goal

Easy to use

• Readable configuration

Easy to extend

• You can create your original feature easily
• You can adopt new web services as BotEngine easily

Main objects

• BotEngine
  • Providers which receives/sends messages
  • ex. SlackEngine
• BotMessage
  • Abstract expression of messages
• BotFeature
  • Realize some useful features
  • ex. Echo, Cron
• BotPipeline
  • Any objects can flow through BotPipeline
    • BotEngines send BotMessages to BotPipeline
  • Objects flowing through BotPipeline are intercepted from BotFeature or Botlin configuration

License

MIT