Add the call quality diagnostics fragment.

app/src/main/java/org/thoughtcrime/securesms/calls/quality/CallQualityBottomSheetFragment.kt

@@ -76,6 +76,12 @@ class CallQualityBottomSheetFragment : ComposeBottomSheetDialogFragment() {
       )
     }
 
+    override fun viewDiagnostics() {
+      CallQualityDiagnosticsFragment.create(
+        viewModel.getRequestSnapshot()
+      ).show(parentFragmentManager, null)
+    }
+
     override fun onUserSatisfiedWithCall(isUserSatisfiedWithCall: Boolean) {
       viewModel.setUserSatisfiedWithCall(isUserSatisfiedWithCall)
     }

app/src/main/java/org/thoughtcrime/securesms/calls/quality/CallQualityDiagnosticsFragment.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2026 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.calls.quality
+
+import androidx.compose.runtime.Composable
+import androidx.core.os.bundleOf
+import org.signal.storageservice.protos.calls.quality.SubmitCallQualitySurveyRequest
+import org.thoughtcrime.securesms.compose.ComposeFullScreenDialogFragment
+
+class CallQualityDiagnosticsFragment : ComposeFullScreenDialogFragment() {
+
+  companion object {
+    private const val REQUEST_KEY = "CallQualityDiagnosticsRequestKey"
+
+    fun create(request: SubmitCallQualitySurveyRequest): CallQualityDiagnosticsFragment {
+      return CallQualityDiagnosticsFragment().apply {
+        arguments = bundleOf(REQUEST_KEY to request.encode())
+      }
+    }
+  }
+
+  private val callQualitySurveyRequest: SubmitCallQualitySurveyRequest by lazy {
+    val bytes = requireArguments().getByteArray(REQUEST_KEY)!!
+    SubmitCallQualitySurveyRequest.ADAPTER.decode(bytes)
+  }
+
+  @Composable
+  override fun DialogContent() {
+    CallQualityDiagnosticsScreen(
+      callQualitySurveyRequest = callQualitySurveyRequest,
+      onNavigationClick = { requireActivity().onBackPressedDispatcher.onBackPressed() }
+    )
+  }
+}

app/src/main/java/org/thoughtcrime/securesms/calls/quality/CallQualityDiagnosticsScreen.kt

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2026 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.calls.quality
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.res.vectorResource
+import androidx.compose.ui.unit.dp
+import org.signal.core.ui.compose.Buttons
+import org.signal.core.ui.compose.DayNightPreviews
+import org.signal.core.ui.compose.Previews
+import org.signal.core.ui.compose.Scaffolds
+import org.signal.core.ui.compose.horizontalGutters
+import org.signal.storageservice.protos.calls.quality.SubmitCallQualitySurveyRequest
+import org.thoughtcrime.securesms.R
+
+@Composable
+fun CallQualityDiagnosticsScreen(
+  callQualitySurveyRequest: SubmitCallQualitySurveyRequest,
+  onNavigationClick: () -> Unit = {}
+) {
+  Scaffolds.Settings(
+    title = stringResource(R.string.CallQualityDiagnosticsScreen__diagnostic_information),
+    navigationIcon = ImageVector.vectorResource(R.drawable.symbol_arrow_start_24),
+    navigationContentDescription = stringResource(R.string.CallQualityDiagnosticsScreen__close),
+    onNavigationClick = onNavigationClick
+  ) {
+    Column(
+      horizontalAlignment = Alignment.CenterHorizontally,
+      modifier = Modifier
+        .padding(it)
+        .fillMaxSize()
+        .horizontalGutters()
+    ) {
+      Box(
+        modifier = Modifier
+          .weight(1f)
+          .verticalScroll(rememberScrollState())
+      ) {
+        Text(
+          text = callQualitySurveyRequest.toString().substringAfter(SubmitCallQualitySurveyRequest::class.simpleName ?: "")
+        )
+      }
+
+      Buttons.LargeTonal(
+        onClick = onNavigationClick,
+        modifier = Modifier
+          .padding(top = 10.dp, bottom = 24.dp)
+          .widthIn(min = 256.dp)
+      ) {
+        Text(text = stringResource(R.string.CallQualityDiagnosticsScreen__close))
+      }
+    }
+  }
+}
+
+@DayNightPreviews
+@Composable
+private fun CallQualityDiagnosticsScreenPreview() {
+  Previews.Preview {
+    CallQualityDiagnosticsScreen(
+      callQualitySurveyRequest = SubmitCallQualitySurveyRequest()
+    )
+  }
+}

app/src/main/java/org/thoughtcrime/securesms/calls/quality/CallQualityScreenViewModel.kt

@@ -58,6 +58,10 @@ class CallQualityScreenViewModel(
       return
     }
 
+    AppDependencies.jobManager.add(CallQualitySurveySubmissionJob(getRequestSnapshot(), state.value.isShareDebugLogSelected))
+  }
+
+  fun getRequestSnapshot(): SubmitCallQualitySurveyRequest {
     val stateSnapshot = state.value
     val somethingElseDescription: String? = if (stateSnapshot.selectedQualityIssues.contains(CallQualityIssue.SOMETHING_ELSE)) {
       stateSnapshot.somethingElseDescription.takeIf { it.isNotEmpty() }
@@ -65,12 +69,10 @@ class CallQualityScreenViewModel(
       null
     }
 
-    val requestToSubmitToJob = initialRequest.newBuilder()
+    return initialRequest.newBuilder()
       .user_satisfied(stateSnapshot.isUserSatisfiedWithCall)
       .call_quality_issues(stateSnapshot.selectedQualityIssues.map { it.code })
       .additional_issues_description(somethingElseDescription)
       .build()
-
-    AppDependencies.jobManager.add(CallQualitySurveySubmissionJob(requestToSubmitToJob, stateSnapshot.isShareDebugLogSelected))
   }
 }

app/src/main/java/org/thoughtcrime/securesms/calls/quality/CallQualityScreens.kt

@@ -141,6 +141,7 @@ fun CallQualitySheet(
           CallQualitySheetNavEntry.HelpUsImprove -> HelpUsImprove(
             isShareDebugLogSelected = state.isShareDebugLogSelected,
             onViewDebugLogClick = callback::viewDebugLog,
+            onViewDiagnosticsClick = callback::viewDiagnostics,
             onCancelClick = callback::dismiss,
             onShareDebugLogChanged = callback::onShareDebugLogChanged,
             onSubmitClick = callback::submit
@@ -431,6 +432,7 @@ private fun IssueChip(
 private fun HelpUsImprove(
   isShareDebugLogSelected: Boolean,
   onShareDebugLogChanged: (Boolean) -> Unit,
+  onViewDiagnosticsClick: () -> Unit,
   onViewDebugLogClick: () -> Unit,
   onCancelClick: () -> Unit,
   onSubmitClick: () -> Unit
@@ -443,12 +445,12 @@ private fun HelpUsImprove(
 
       withLink(
         link = LinkAnnotation.Clickable(
-          "view-your-debug-log",
-          linkInteractionListener = { onViewDebugLogClick() },
+          "view-diagnostics",
+          linkInteractionListener = { onViewDiagnosticsClick() },
           styles = TextLinkStyles(style = SpanStyle(color = MaterialTheme.colorScheme.primary))
         )
       ) {
-        append(stringResource(R.string.CallQualitySheet__view_your_debug_log))
+        append(stringResource(R.string.CallQualitySheet__diagnostic_information_about_your_call))
       }
 
       append(" ")
@@ -463,7 +465,20 @@ private fun HelpUsImprove(
   )
 
   Text(
-    text = stringResource(R.string.CallQualitySheet__debug_log_privacy_notice),
+    text = buildAnnotatedString {
+      append(stringResource(R.string.CallQualitySheet__information_shared_with_us))
+      append(" ")
+
+      withLink(
+        link = LinkAnnotation.Clickable(
+          "view-debug-log",
+          linkInteractionListener = { onViewDebugLogClick() },
+          styles = TextLinkStyles(style = SpanStyle(color = MaterialTheme.colorScheme.primary))
+        )
+      ) {
+        append(stringResource(R.string.CallQualitySheet__view_debug_log))
+      }
+    },
     style = MaterialTheme.typography.bodyMedium,
     color = MaterialTheme.colorScheme.onSurfaceVariant,
     modifier = Modifier
@@ -688,6 +703,7 @@ private fun HelpUsImprovePreview() {
     Column {
       HelpUsImprove(
         isShareDebugLogSelected = true,
+        onViewDiagnosticsClick = {},
         onViewDebugLogClick = {},
         onCancelClick = {},
         onShareDebugLogChanged = {},
@@ -728,6 +744,7 @@ data class CallQualitySheetState(
 interface CallQualitySheetCallback {
   fun dismiss()
   fun viewDebugLog()
+  fun viewDiagnostics()
   fun onUserSatisfiedWithCall(isUserSatisfiedWithCall: Boolean)
   fun describeYourIssue()
   fun onCallQualityIssueSelectionChanged(selection: Set<CallQualityIssue>)
@@ -738,6 +755,7 @@ interface CallQualitySheetCallback {
   object Empty : CallQualitySheetCallback {
     override fun dismiss() = Unit
     override fun viewDebugLog() = Unit
+    override fun viewDiagnostics() = Unit
     override fun onUserSatisfiedWithCall(isUserSatisfiedWithCall: Boolean) = Unit
     override fun describeYourIssue() = Unit
     override fun onCallQualityIssueSelectionChanged(selection: Set<CallQualityIssue>) = Unit

app/src/main/res/values/strings.xml

@@ -2705,6 +2705,12 @@
     <!-- Content description for the button that switches between front and back camera during a call -->
     <string name="SwitchCameraButton__switch_camera_direction">Switch camera direction</string>
 
+    <!-- CallQualityDiagnosticsScreen -->
+    <!-- Title for the call quality diagnostics screen -->
+    <string name="CallQualityDiagnosticsScreen__diagnostic_information">Diagnostic information</string>
+    <!-- Content description for the close/back navigation button -->
+    <string name="CallQualityDiagnosticsScreen__close">Close</string>
+
     <!-- CallToastPopupWindow -->
     <string name="CallToastPopupWindow__swipe_to_view_screen_share">Swipe to view screen share</string>
 
@@ -9037,11 +9043,15 @@
     <!-- Title asking user to help improve Signal -->
     <string name="CallQualitySheet__help_us_improve">Help us improve</string>
     <!-- First part of description explaining diagnostics help improve call quality -->
-    <string name="CallQualitySheet__help_us_improve_description_prefix">Sending us your diagnostics info helps us improve call quality. You can </string>
+    <string name="CallQualitySheet__help_us_improve_description_prefix">Submitting will share your feedback along with</string>
+    <!-- Clickable text to launch diagnostic fragment -->
+    <string name="CallQualitySheet__diagnostic_information_about_your_call">diagnostic information about your call</string>
+    <!-- End of description explaining diagnostics help improve call quality -->
+    <string name="CallQualitySheet__help_us_improve_description_suffix">You can optionally share a debug log to help us improve call quality.</string>
+    <!-- Text explaining the debug log -->
+    <string name="CallQualitySheet__information_shared_with_us">Information shared with us contains low level app information and does not include the contents of your calls.</string>
     <!-- Link text to view debug log -->
-    <string name="CallQualitySheet__view_your_debug_log">view your debug log</string>
-    <!-- Last part of description about viewing debug log before submitting -->
-    <string name="CallQualitySheet__help_us_improve_description_suffix"> before submitting.</string>
+    <string name="CallQualitySheet__view_debug_log">View debug log</string>
     <!-- Toggle label for sharing debug log -->
     <string name="CallQualitySheet__share_debug_log">Share debug log</string>
     <!-- Privacy notice explaining what debug logs contain and why they are helpful -->