Kotinator: A small Akiantor (reversed engineered) API implementation in Kotlin

akinator.kt

package com.mrpowergamerbr.akinator

import com.github.kevinsawicki.http.HttpRequest
import com.github.salomonbrys.kotson.array
import com.github.salomonbrys.kotson.get
import com.github.salomonbrys.kotson.int
import com.github.salomonbrys.kotson.long
import com.github.salomonbrys.kotson.obj
import com.github.salomonbrys.kotson.string
import com.google.gson.JsonParser
import org.json.XML

fun main(args: Array<String>) {
	val response = HttpRequest.get("http://api-pt3.akinator.com/ws/new_session.php?base=0&partner=410&premium=0&player=Android-Phone&uid=6fe3a92130c49446&do_geoloc=1&prio=0&constraint=ETAT%3C%3E'AV'&channel=0&only_minibase=0")
			.body()

	val xmlJSONObj = XML.toJSONObject(response);

	val jsonPrettyPrintString = xmlJSONObj.toString(4);

	val jsonSession = JsonParser().parse(jsonPrettyPrintString).obj["RESULT"]

	val identification = jsonSession["PARAMETERS"]["IDENTIFICATION"].obj

	val channel = identification["CHANNEL"].long
	val session = identification["SESSION"].long
	val signature = identification["SIGNATURE"].long

	val stepInfo = jsonSession["PARAMETERS"]["STEP_INFORMATION"]

	var question = stepInfo["QUESTION"].string
	var progression = stepInfo["PROGRESSION"].int
	var step = stepInfo["STEP"].int
	var answers = stepInfo["ANSWERS"]["ANSWER"].array
	println(question)
	println("Progresso: " + progression)

	var idx = 0
	for (answer in answers) {
		println("$idx. " + answer.string)
		idx++
	}

	while (true) {
		println("Escolha o número...")
		val line = readLine()

		val answer = line!!.toInt()
		val response = HttpRequest.get("http://api-pt3.akinator.com/ws/answer.php?base=0&channel=$channel&session=$session&signature=$signature&step=$step&answer=$answer")
				.body()

		val xmlJSONObj = XML.toJSONObject(response);

		val jsonPrettyPrintString = xmlJSONObj.toString(4);

		val jsonAnswer = JsonParser().parse(jsonPrettyPrintString).obj["RESULT"]["PARAMETERS"]

		var question = jsonAnswer["QUESTION"].string
		var progression = jsonAnswer["PROGRESSION"].int
		step = jsonAnswer["STEP"].int

		if (95 >= progression) {
			println(question)
			println("Progresso: " + progression)

			var idx = 0
			for (answer in answers) {
				println("$idx. " + answer.string)
				idx++
			}
		} else {
			val response = HttpRequest.get("http://api-pt3.akinator.com/ws/list.php?base=0&channel=$channel&session=$session&signature=$signature&step=$step&size=1&max_pic_width=360&max_pic_height=640&mode_question=0")
					.body()

			val xmlJSONObj = XML.toJSONObject(response);

			val jsonPrettyPrintString = xmlJSONObj.toString(4);

			val jsonAnswer = JsonParser().parse(jsonPrettyPrintString).obj["RESULT"]["PARAMETERS"]["ELEMENTS"]["ELEMENT"]

			println("Foto: " + jsonAnswer["ABSOLUTE_PICTURE_PATH"].string)
			println("Descrição: " + jsonAnswer["DESCRIPTION"].string)
			println("Nome: " + jsonAnswer["NAME"].string)
			println("Ranking: " + jsonAnswer["RANKING"].string)
			return
		}
	}
}