package com.example.arithmetic2klass

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import kotlinx.android.synthetic.main.activity_main.*
import kotlinx.android.synthetic.main.num_dialog.view.*
import kotlin.random.Random
import android.widget.Toast
import kotlin.system.exitProcess
import android.app.AlertDialog
import android.util.TypedValue
import android.view.LayoutInflater
import android.view.View
import java.lang.reflect.Array


class MainActivity : AppCompatActivity() {

    var totalRightAnswers=0
    var rightAnswersCounter=0
    var rightAnswersStrInit="Правильных ответов: "
    var rightAnswersStr:String=""
    var wrongAnswersCounter:Int=0
    var wrongAnswersStrInit="Ошибочных ответов: "
    var wrongAnswersStr:String=""
    var rnd=Random
    var type=Random
    var txt:String=""
    var rightAns:String=""
    var userAns:String=""
    var testComplete=false

    fun firstDialog()
    {
            val mDialogView = LayoutInflater.from(this).inflate(R.layout.num_dialog, null)
            val mBuilder = AlertDialog.Builder(this)
                .setView(mDialogView)
                .setTitle("Количество заданий в тесте:")
            val mAlertDialog = mBuilder.show()
            mDialogView.dialogStartBtn.setOnClickListener {
                mAlertDialog.dismiss()
                var a = mDialogView.dialogNumQuest.text.toString()
                totalRightAnswers = a.toInt()
                helpText.text =
                    "В тесте " + totalRightAnswers + " вопросов, за каждый неправильный ответ добавляется 1 вопрос"
            }

    }


    fun RefreshStats()
    {
        rightAnswersStr=rightAnswersStrInit+rightAnswersCounter.toString()
        pos_result.text=rightAnswersStr
        wrongAnswersStr=wrongAnswersStrInit+wrongAnswersCounter.toString()
        neg_result.text=wrongAnswersStr
    }


    fun newTask()
    {
        var taskType=type.nextInt(until = 4)
        editText1.text.clear()
        hellotextview.setTextSize(TypedValue.COMPLEX_UNIT_SP,40.toFloat())

        //умножение
        if (taskType==0) {
            var arg1 = rnd.nextInt(11)
            var arg2 = rnd.nextInt(11)
            rightAns = (arg1 * arg2).toString()
            txt = arg1.toString() + "*" + arg2.toString()
        }

        //сложение
        if (taskType==1) {
            var arg1 = rnd.nextInt(200)
            var arg2 = rnd.nextInt(200)
            rightAns = (arg1 + arg2).toString()
            txt = arg1.toString() + "+" + arg2.toString()
        }

        //вычитание
        if (taskType==2) {
            var arg1 = rnd.nextInt(100)
            var arg2 = rnd.nextInt(100)
            if (arg2==arg1) arg2 = rnd.nextInt(100)
            if (arg1>arg2) {
                rightAns = (arg1 - arg2).toString()
                txt = arg1.toString() + "-" + arg2.toString()
            }
            if (arg2>arg1) {
                rightAns = (arg2 - arg1).toString()
                txt = arg2.toString() + "-" + arg1.toString()
            }
        }

        //текстовая задача
        if (taskType==3)
        {
            hellotextview.setTextSize(TypedValue.COMPLEX_UNIT_SP,20.toFloat())
            var name = arrayOf("Пети","Димы","Оли","Жабы","Васяси","Енота","Кузи","Волка","Лизы","Петровича","Паука")
            var itemName= arrayOf("бомб","гранат","ракет","крокодилов","ног","рук","голов","долларов","рублей")
            var hero1=name[rnd.nextInt(name.size)]
            var hero2=name[rnd.nextInt(name.size)]
            if (hero1==hero2) hero2=name[rnd.nextInt(name.size)]
            var item=itemName[rnd.nextInt(itemName.size)]
            var itemNum1=rnd.nextInt(200)
            var itemNum2=rnd.nextInt(100)
            var bolMenTrig=rnd.nextBoolean()
            var bolMen="меньше"
            if (bolMenTrig) bolMen="больше"

            txt="У "+hero1+" "+itemNum1.toString()+" "+item+", а у "+hero2+" на "+itemNum2+" "+item+" "+bolMen+". "+
                    "Сколько "+item+" у "+hero2+"?"
            //rightAns=""!!!
            if (bolMenTrig) rightAns=(itemNum1+itemNum2).toString()
            else rightAns=(itemNum1-itemNum2).toString()
        }

        hellotextview.text = txt

    }


    override fun onCreate(savedInstanceState: Bundle?) {

        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        firstDialog()

        newTask()
        editText1.setOnClickListener()
        {
            if (testComplete) exitProcess(0)
            userAns = editText1.text.toString()
            if (userAns != "") {
                if (userAns == rightAns) {
                    Toast.makeText(this, "Правильно!", Toast.LENGTH_LONG).show()
                }
                if (userAns != rightAns) {
                    Toast.makeText(this, "Ошибка!", Toast.LENGTH_LONG).show()
                    wrongAnswersCounter++
                    totalRightAnswers++
                    RefreshStats()
                }
                if (userAns == rightAns) {
                    rightAnswersCounter++
                    RefreshStats()
                    newTask()
                }
            }
            if (rightAnswersCounter==totalRightAnswers)
            {
                Toast.makeText(this, "Ты выполнил задание!", Toast.LENGTH_LONG).show()
                testComplete=true
            }
        }
    }

    fun  exitIfComplete (view: View)
    {
        if (testComplete) exitProcess(0)
    }


}