me/android-expense-tracker
me/android-expense-tracker
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Starting to set up main UI for receiving expenses. Definitely in a FORTESTING state.

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Hyperling 2024-07-20 13:08:42 -07:00
parent 8f0b1539ec
commit 0d0d6ad90c
1 changed files with 65 additions and 8 deletions
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69
app/src/main/java/com/hyperling/expensetracker/MainActivity.kt
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@ -10,6 +10,7 @@ import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Button
import androidx.compose.material3.FloatingActionButton
@ -17,6 +18,10 @@ import androidx.compose.material3.Scaffold
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.LocalContext
@ -46,23 +51,47 @@ class MainActivity : ComponentActivity() {
fun Main() {
val context = LocalContext.current
var sumDaily by remember { mutableStateOf(0.0) }
var sumWeekly by remember { mutableStateOf(0.0) }
var sumMonthly by remember { mutableStateOf(0.0) }
var sumYearly by remember { mutableStateOf(0.0) }
val sums = mapOf(
"Daily" to sumDaily,
"Weekly" to sumWeekly,
"Monthly" to sumMonthly,
"Yearly" to sumYearly,
)
Column (
horizontalAlignment = Alignment.CenterHorizontally,
verticalArrangement = Arrangement.Center,
modifier = Modifier.fillMaxSize()
) {
Row (
verticalAlignment = Alignment.CenterVertically,
horizontalArrangement = Arrangement.Center
) {
Text(
text = "Main Screen"
text = "Current Expense Summary"
)
//for ((name, value) in sums) {
sums.forEach { (name, value) ->
Row (
horizontalArrangement = Arrangement.End,
){
Text(text = name + ": ")
Text(text = value.toString())
}
}
// FORTESTING
Text (text = String.format("%.2f",sumDaily))
Text (text = String.format("%.2f",sumWeekly))
Text (text = String.format("%.2f",sumMonthly))
Text (text = String.format("%.2f",sumYearly))
Row (
verticalAlignment = Alignment.CenterVertically,
horizontalArrangement = Arrangement.Center
horizontalArrangement = Arrangement.Center,
) {
Button(onClick = {
val intent = Intent(context, NewExpenseActivity::class.java)
@ -71,6 +100,34 @@ fun Main() {
Text(text = "Create New Expense")
}
}
Text(text = "Expenses")
// https://medium.com/@rowaido.game/implementing-the-room-library-with-jetpack-compose-590d13101fa7
/* TODO:
ForEach over all DB records, show it, and add its value to the summary.
*/
val expenseArray = listOf(
Expense("Test", 180.0, 'Y', "My notes."),
Expense("Test2", 20.0, 'M', "My notes, 2!"),
)
expenseArray.forEach { expense ->
when (expense.freq) {
'D' -> sumYearly += (expense.cost * 365.25)
'W' -> sumYearly += (expense.cost * (365.25 / 7))
'M' -> sumYearly += (expense.cost * 12)
'Y' -> sumYearly += (expense.cost)
}
sumDaily = sumYearly / 365.25
sumWeekly = sumYearly / (365.25 / 7)
sumMonthly = sumYearly / 12
}
// FORTESTING
Text (text = String.format("$ %.2f",sumDaily))
Text (text = String.format("$ %.2f",sumWeekly))
Text (text = String.format("$ %.2f",sumMonthly))
Text (text = String.format("$ %.2f",sumYearly))
}
}