Dark mode fix for Settings icon and Grant Permission Button

app/src/main/java/com/module/breeze/MainActivity.kt

@@ -13,6 +13,7 @@ import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.annotation.RequiresApi
+import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
@@ -63,7 +64,8 @@ val fontSizeUpper = 16.sp
 val fontSizeTitle = 22.sp
 val breezeFontWeight = FontWeight.Bold
 val iconStyle = Icons.Outlined
-val textColor = Color(0, 0, 0)
+val textColorLightMode = Color(0, 0, 0)
+val textColorDarkMode = Color(255, 255, 255)
 val numberFormat = DecimalFormat("00")
 val apiKey = "8a6090c4308455152cd8c677b802883b"
 
@@ -125,6 +127,7 @@ fun fetchCurrentTemp(ctx: Context, lat: Double, lon: Double): WeatherResponse {
 @Composable
 fun WeatherInfo(modifier: Modifier = Modifier) {
   val ctx = LocalContext.current
+  var textColor = if (isSystemInDarkTheme()) textColorDarkMode else textColorLightMode
   var forecast by remember { mutableStateOf(ForecastSummary(0.0, 0.0, false, false, false)) }
   var currentTemp by remember {
     mutableStateOf(
@@ -229,12 +232,18 @@ fun WeatherInfo(modifier: Modifier = Modifier) {
         fontWeight = breezeFontWeight,
       )
     } else {
+
       Button(
         onClick = {
           permissionLauncher.launch(Manifest.permission.ACCESS_FINE_LOCATION)
         },
         colors = ButtonDefaults.buttonColors(
-          containerColor = Color(0, 0, 0, 20),
+          containerColor = Color(
+            textColor.red,
+            textColor.green,
+            textColor.blue,
+            0.09f,
+          ),
           contentColor = textColor,
         ),
       ) {
@@ -257,6 +266,7 @@ fun GreetingPreview() {
 
 @Composable
 fun Navigation(icon: ImageVector, iconDescription: String, onClick: () -> Unit = {}) {
+  var textColor = if (isSystemInDarkTheme()) textColorDarkMode else textColorLightMode
   Row(
     horizontalArrangement = Arrangement.End,
     modifier = Modifier.fillMaxWidth(),