Band Present App

BankApp

MainActivity.kt:

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button
import android.widget.EditText
import android.widget.TextView

class MainActivity : AppCompatActivity() {
    lateinit var edtProfit: EditText
    lateinit var edtDay: EditText
    lateinit var edtMoney: EditText
    lateinit var btnCalculate: Button
    lateinit var txt1: TextView
    lateinit var txt2:TextView
    lateinit var txt3:TextView
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        btnCalculateClick()
    }

    private fun btnCalculateClick() {
        setupView()
        btnCalculate!!.setOnClickListener {
            val profit = edtProfit!!.text.toString().toInt()
            val money = edtMoney!!.text.toString().toLong()
            val day = edtDay!!.text.toString().toInt()
            val a = money * profit * day / 36500
            txt1!!.text = "سود سالانه : $a ریال "
            val b = money * profit * day / 36500 / 365
            txt2!!.text = "سود روزانه : $b ریال "
            val c = money * profit * day / 36500 / 365 * 30
            txt3!!.text = "سود سی روزه : $c ریال "

        }
    }

    private fun setupView() {
        edtProfit = findViewById(R.id.sod)
        edtDay = findViewById(R.id.day)
        edtMoney = findViewById(R.id.money)
        btnCalculate = findViewById(R.id.submut)
        txt1 = findViewById(R.id.salane)
        txt2 = findViewById(R.id.rozane)
        txt3 = findViewById(R.id.thereday)
    }
}

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activity_main.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <ImageView
        android:id="@+id/pic"
        android:layout_width="135dp"
        android:layout_height="136dp"
        android:layout_marginTop="56dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:srcCompat="@drawable/pic"
        tools:ignore="ContentDescription,ImageContrastCheck" />

    <EditText
        android:id="@+id/money"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="32dp"
        android:autofillHints=""
        android:ems="10"
        android:fontFamily="@font/iran"
        android:hint="مبلغ را وارد نمایید"
        android:inputType="text"
        android:textColorHint="#A1887F"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.503"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/pic"
        tools:ignore="MissingConstraints" />

    <EditText
        android:id="@+id/sod"
        android:layout_width="142dp"
        android:layout_height="50dp"
        android:layout_marginTop="32dp"
        android:autofillHints=""
        android:ems="10"
        android:fontFamily="@font/iran"
        android:hint="درصد را وارد نمایید"
        android:inputType="text"
        android:textColorHint="#A1887F"
        app:layout_constraintBottom_toTopOf="@+id/submut"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.888"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/money"
        app:layout_constraintVertical_bias="0.212"
        tools:ignore="MissingConstraints" />

    <EditText
        android:id="@+id/day"
        android:layout_width="142dp"
        android:layout_height="50dp"
        android:layout_marginTop="32dp"
        android:autofillHints=""
        android:ems="10"
        android:fontFamily="@font/iran"
        android:hint="روز"
        android:inputType="text"
        android:textColorHint="#A1887F"
        app:layout_constraintBottom_toTopOf="@+id/submut"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.208"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/money"
        app:layout_constraintVertical_bias="0.212"
        tools:ignore="MissingConstraints" />

    <Button
        android:id="@+id/submut"
        android:layout_width="300dp"
        android:layout_height="wrap_content"
        android:layout_marginBottom="244dp"
        android:fontFamily="@font/iran"
        android:text="محاسبه"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent" />

    <TextView
        android:id="@+id/rozane"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="40dp"
        android:fontFamily="@font/iran"
        android:text="سود روزانه:"
        android:textSize="20sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.865"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/submut" />

    <TextView
        android:id="@+id/thereday"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="92dp"
        android:fontFamily="@font/iran"
        android:text="سود 30 روزه:"
        android:textSize="20sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.865"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/submut" />

    <TextView
        android:id="@+id/salane"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="148dp"
        android:fontFamily="@font/iran"
        android:text="سود سالانه 365 روز:"
        android:textSize="20sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.831"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/submut" />

</androidx.constraintlayout.widget.ConstraintLayout>