package com.kmlabz.k8s

import com.google.gson.GsonBuilder
import io.ktor.application.*
import io.ktor.util.*
import kotlinx.coroutines.*
import java.io.File
import java.time.Duration
import java.time.Instant

fun main(args: Array<String>): Unit = io.ktor.server.tomcat.EngineMain.main(args)

@KtorExperimentalAPI
@Suppress("unused")
@kotlin.jvm.JvmOverloads
fun Application.module(testing: Boolean = false) {
    runBlocking {
        val cachedFile = File("/app/wave.wav").readBytes()
        val gson = GsonBuilder().setPrettyPrinting().create()
        var startTime : Instant
        var elapsed = Duration.ofSeconds(0)
        val targetTime = Duration.ofSeconds(System.getenv("WAITTIME").toLong())
        var currIter = 1
        val timestamps = LinkedHashMap<Int,Instant>()
        var currTimeStamp : Instant
        val uploader = Uploader()
        val processResults = ProcessResults()
        environment.monitor.subscribe(ApplicationStarted) {
            val job = GlobalScope.launch {
                delay(3000L)
                println("Starting benchmark")
                startTime = Instant.now()
                while(elapsed < targetTime){
                    println(currIter)
                    uploader.uploadData(currIter, gson, cachedFile)
                    currIter+=1
                    currTimeStamp = Instant.now()
                    timestamps[currIter] = currTimeStamp
                    elapsed = Duration.between(startTime, currTimeStamp)
                }
                println("Benchmark ended")
                processResults.process()
            }
        }
    }
}