cleanup

app/src/main/java/de/lelehier/keeper/MainActivity.kt

@@ -1,39 +1,16 @@
 package de.lelehier.keeper
 
-import android.icu.text.StringSearch
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.defaultMinSize
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
-import androidx.compose.material3.Button
-import androidx.compose.material3.ElevatedButton
-import androidx.compose.material3.FilledIconButton
-import androidx.compose.material3.Icon
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Text
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.MutableState
 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.graphics.painter.Painter
-import androidx.compose.ui.text.input.TextFieldValue
-import androidx.compose.ui.tooling.preview.Preview
 import de.lelehier.keeper.ui.theme.KeeperTheme
-import de.lelehier.keeper.screens.Greeting
-import de.lelehier.keeper.screens.homeScreen
+import de.lelehier.keeper.screens.HomeScreen
 
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -42,14 +19,9 @@ class MainActivity : ComponentActivity() {
         setContent {
             KeeperTheme {
                 var currentScreen by remember { mutableStateOf(0) }
-                var nextScreen by remember { mutableStateOf(1) }
-                var serverURL = ""
-                var username by remember { mutableStateOf("") }
-                var password by remember { mutableStateOf("") }
-                var apiKey by remember { mutableStateOf("") }
 
                 Scaffold() { paddingValues ->
-                homeScreen(paddingValues)
+                HomeScreen(paddingValues)
                 }
             }
         }

app/src/main/java/de/lelehier/keeper/screens/home_screen.kt

@@ -25,6 +25,7 @@ import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.saveable.rememberSaveable
@@ -41,9 +42,9 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 
 @Composable
-fun homeScreen(paddingValues: PaddingValues) {
-    var currentScreen by rememberSaveable { mutableStateOf(0) }
-    var nextScreen by rememberSaveable { mutableStateOf(1) }
+fun HomeScreen(paddingValues: PaddingValues) {
+    var currentScreen by rememberSaveable { mutableIntStateOf(0) }
+    var nextScreen by rememberSaveable { mutableIntStateOf(1) }
     var serverURL by rememberSaveable { mutableStateOf("") }
     var username by rememberSaveable { mutableStateOf("") }
     var password by rememberSaveable { mutableStateOf("") }
@@ -56,7 +57,7 @@ fun homeScreen(paddingValues: PaddingValues) {
             .imePadding(),
         horizontalAlignment = Alignment.CenterHorizontally,
         verticalArrangement = Arrangement.Center) {
-        Greeting(serverURL);
+        Greeting(serverURL, currentScreen);
         AnimatedContent(
             targetState = currentScreen,
             transitionSpec = {
@@ -66,12 +67,20 @@ fun homeScreen(paddingValues: PaddingValues) {
             },
 
         ) { targetState -> when(targetState) {
-            0 -> serverDialog(serverURL)
-            1 -> passwordDialog(username, password)
+            0 -> serverDialog(serverURL, {newServerURL -> serverURL = newServerURL })
+            1 -> passwordDialog(username, password, {newUsername ->  username = newUsername}, {newPassword -> password = newPassword  })
         }
         }
 
-        Button(onClick = {currentScreen = nextScreen}, modifier = Modifier.padding(top = 24.dp)) {
+        Button(
+            onClick = {currentScreen = nextScreen},
+            modifier = Modifier.padding(top = 24.dp),
+            enabled = when(currentScreen) {
+                0 -> isValidUrl(serverURL)
+                1 -> username.isNotEmpty() && password.isNotEmpty()
+                else -> false
+            },
+            ) {
             Row() {
                 Text(text = "Next")
             }
@@ -80,13 +89,15 @@ fun homeScreen(paddingValues: PaddingValues) {
 }
 
 @Composable
-fun Greeting(serverURL: String) {
+fun Greeting(serverURL: String, currentScreen: Int) {
     Column (horizontalAlignment = Alignment.CenterHorizontally, modifier = Modifier.padding(bottom = 24.dp)) {
+        AnimatedVisibility (currentScreen == 0) {
             Text(
                 text = "Welcome to",
                 style = MaterialTheme.typography.headlineLarge,
                 textAlign = TextAlign.Center
             )
+        }
         Text(
             text = "Keeper",
             style = TextStyle(
@@ -95,13 +106,20 @@ fun Greeting(serverURL: String) {
                 brush = Brush.linearGradient(listOf(MaterialTheme.colorScheme.onPrimaryContainer, MaterialTheme.colorScheme.onSecondaryContainer))),
             textAlign = TextAlign.Center,
         )
+        AnimatedVisibility(currentScreen != 0) {
+            Text(
+                text = "@$serverURL",
+                style = MaterialTheme.typography.titleSmall,
+                textAlign = TextAlign.Center
+            )
+        }
 
     }
 }
 
 
 @Composable
-fun serverDialog(serverURL: String) {
+fun serverDialog(serverURL: String, updateServerURL: (newServerURL: String) -> Unit) {
     var serverURL by remember { mutableStateOf("") }
     OutlinedTextField(
         label = { Text(text = "Server URL") },
@@ -109,10 +127,11 @@ fun serverDialog(serverURL: String) {
         value = serverURL,
         onValueChange = { text ->
             serverURL = text
+            updateServerURL(serverURL)
         },
         keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Uri),
         supportingText = {
-                AnimatedVisibility(!isValidUrl(serverURL)) {
+                AnimatedVisibility(!isValidUrl(serverURL) && serverURL != "") {
                     Text(
                         text = "No valid URL",
                         color = MaterialTheme.colorScheme.error
@@ -133,7 +152,7 @@ fun isValidUrl(url: String): Boolean {
 }
 
 @Composable
-fun passwordDialog(username: String, password: String) {
+fun passwordDialog(username: String, password: String, updateUsername: (newUsername: String) -> Unit, updatePassword: (newPassword: String) -> Unit) {
     var username by remember { mutableStateOf("") }
     var password by remember { mutableStateOf("") }
     Column {
@@ -143,6 +162,7 @@ fun passwordDialog(username: String, password: String) {
             value = username,
             onValueChange = { text ->
                 username = text
+                updateUsername(username)
             });
         OutlinedTextField(
             label = { Text(text = "Password") },
@@ -150,6 +170,7 @@ fun passwordDialog(username: String, password: String) {
             value = password,
             onValueChange = { text ->
                 password = text
+                updatePassword(password)
             }
         )