fix(chat): scroll long composer model names (#1129)

app/src/main/java/com/m57/hermescontrol/ui/chat/components/ComposerToolbar.kt

@@ -8,17 +8,21 @@ import androidx.compose.animation.scaleIn
 import androidx.compose.animation.scaleOut
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.horizontalScroll
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.IntrinsicSize
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.layout.widthIn
 import androidx.compose.foundation.layout.wrapContentHeight
+import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.Send
@@ -40,6 +44,7 @@ import androidx.compose.material3.Switch
 import androidx.compose.material3.SwitchDefaults
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -47,6 +52,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.draw.clipToBounds
 import androidx.compose.ui.draw.scale
 import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
@@ -127,32 +133,46 @@ fun ComposerToolbar(
 
         // Model + reasoning pill — wraps its content inside the free space,
         // pushing the mic/action buttons to the far end
+        val modelScrollState = rememberScrollState()
+        LaunchedEffect(currentSessionModel) {
+            modelScrollState.scrollTo(0)
+        }
         Box(modifier = Modifier.weight(1f), contentAlignment = Alignment.CenterStart) {
             Row(
                 modifier =
                     Modifier
+                        .width(IntrinsicSize.Max)
                         .height(ControlSize)
                         .clip(CircleShape)
                         .background(palette.control),
                 verticalAlignment = Alignment.CenterVertically,
             ) {
-                Text(
-                    // Keeps the provider so same-named models from different providers
-                    // stay distinguishable; trims from the middle when tight.
-                    text = currentSessionModel?.let(::composerModelLabel) ?: "Model",
-                    style = MaterialTheme.typography.bodyMedium,
-                    color = palette.onControl,
-                    maxLines = 1,
-                    overflow = TextOverflow.MiddleEllipsis,
+                Box(
                     modifier =
                         Modifier
-                            .weight(1f, fill = false)
+                            .weight(1f)
                             .fillMaxHeight()
+                            .clipToBounds()
+                            .horizontalScroll(modelScrollState)
                             .clickable(onClick = onModelTap)
-                            .wrapContentHeight()
-                            .padding(start = 16.dp, end = 6.dp)
                             .testTag("model_chip"),
-                )
+                ) {
+                    Text(
+                        // Keeps the provider so same-named models from different providers
+                        // stay distinguishable while allowing the full label to be revealed.
+                        text = currentSessionModel?.let(::composerModelLabel) ?: "Model",
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = palette.onControl,
+                        maxLines = 1,
+                        softWrap = false,
+                        overflow = TextOverflow.Clip,
+                        modifier =
+                            Modifier
+                                .fillMaxHeight()
+                                .wrapContentHeight()
+                                .padding(start = 16.dp, end = 6.dp),
+                    )
+                }
 
                 Box {
                     Row(