feat: add copy-all button to export full network request details

debugoverlay-core/src/main/kotlin/com/ms/square/debugoverlay/internal/bugreport/HtmlReportBuilder.kt

@@ -12,6 +12,7 @@ import com.ms.square.debugoverlay.internal.data.model.DeviceInfo
 import com.ms.square.debugoverlay.internal.data.model.JankStatsUiState
 import com.ms.square.debugoverlay.internal.util.HTTP_SUCCESS_END
 import com.ms.square.debugoverlay.internal.util.HTTP_SUCCESS_START
+import com.ms.square.debugoverlay.internal.util.contentType
 import com.ms.square.debugoverlay.internal.util.escapeHtml
 import com.ms.square.debugoverlay.internal.util.formatBytes
 import com.ms.square.debugoverlay.internal.util.formatBytesFromKb
@@ -659,9 +660,6 @@ internal object HtmlReportBuilder {
     }
   }
 
-  private fun Map<String, String>.contentType(): String? =
-    entries.firstOrNull { it.key.equals("content-type", ignoreCase = true) }?.value
-
   /**
    * Renders a request/response body, pretty-printing it first if it is JSON.
    *

debugoverlay-core/src/main/kotlin/com/ms/square/debugoverlay/internal/ui/NetworkRequestDetailScreen.kt

@@ -17,6 +17,7 @@ import androidx.compose.foundation.text.selection.SelectionContainer
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.ChevronRight
 import androidx.compose.material.icons.filled.ContentCopy
+import androidx.compose.material.icons.filled.CopyAll
 import androidx.compose.material.icons.filled.Error
 import androidx.compose.material.icons.filled.ExpandMore
 import androidx.compose.material.icons.filled.Info
@@ -51,11 +52,13 @@ import androidx.compose.ui.unit.dp
 import com.ms.square.debugoverlay.core.R
 import com.ms.square.debugoverlay.internal.data.TextType
 import com.ms.square.debugoverlay.internal.data.UrlParts
+import com.ms.square.debugoverlay.internal.util.contentType
 import com.ms.square.debugoverlay.internal.util.copyToClipboard
 import com.ms.square.debugoverlay.internal.util.formatBytes
 import com.ms.square.debugoverlay.internal.util.formatTimestamp
 import com.ms.square.debugoverlay.internal.util.httpStatusColor
 import com.ms.square.debugoverlay.internal.util.httpStatusMessage
+import com.ms.square.debugoverlay.internal.util.toClipboardText
 import com.ms.square.debugoverlay.model.NetworkRequest
 
 /**
@@ -64,8 +67,6 @@ import com.ms.square.debugoverlay.model.NetworkRequest
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 internal fun NetworkRequestDetailScreen(request: NetworkRequest, onBack: () -> Unit, modifier: Modifier = Modifier) {
-  val clipboard = LocalClipboard.current
-  val scope = rememberCoroutineScope()
   val urlParts = remember(request.url) { UrlParts.from(request.url) }
 
   Scaffold(
@@ -96,14 +97,7 @@ internal fun NetworkRequestDetailScreen(request: NetworkRequest, onBack: () -> U
           BackButton(onClick = onBack)
         },
         actions = {
-          IconButton(onClick = {
-            scope.copyToClipboard(clipboard, request.url)
-          }) {
-            Icon(
-              imageVector = Icons.Default.ContentCopy,
-              contentDescription = stringResource(R.string.debugoverlay_copy)
-            )
-          }
+          NetworkRequestDetailActions(request)
         },
         colors = TopAppBarDefaults.topAppBarColors(
           containerColor = MaterialTheme.colorScheme.surfaceContainer
@@ -119,6 +113,31 @@ internal fun NetworkRequestDetailScreen(request: NetworkRequest, onBack: () -> U
   }
 }
 
+/**
+ * TopAppBar actions: copy the URL alone, or the full request/response transaction.
+ */
+@Composable
+private fun NetworkRequestDetailActions(request: NetworkRequest) {
+  val clipboard = LocalClipboard.current
+  val scope = rememberCoroutineScope()
+  IconButton(onClick = {
+    scope.copyToClipboard(clipboard, request.url)
+  }) {
+    Icon(
+      imageVector = Icons.Default.ContentCopy,
+      contentDescription = stringResource(R.string.debugoverlay_copy_url)
+    )
+  }
+  IconButton(onClick = {
+    scope.copyToClipboard(clipboard, request.toClipboardText())
+  }) {
+    Icon(
+      imageVector = Icons.Default.CopyAll,
+      contentDescription = stringResource(R.string.debugoverlay_copy_all)
+    )
+  }
+}
+
 @Composable
 private fun NetworkRequestDetailContent(request: NetworkRequest, urlParts: UrlParts, modifier: Modifier = Modifier) {
   var selectedTab by remember { mutableIntStateOf(0) }
@@ -214,7 +233,7 @@ private fun OverviewTab(request: NetworkRequest, urlParts: UrlParts, modifier: M
         DetailSection(title = "Response Summary") {
           InfoCard {
             var itemCount = 0
-            request.responseHeaders["content-type"]?.let {
+            request.responseHeaders.contentType()?.let {
               InfoRow("Content-Type", it)
               itemCount++
             }
@@ -344,7 +363,7 @@ private fun BodyTab(request: NetworkRequest, modifier: Modifier = Modifier) {
         if (request.requestBody != null) {
           BodyPreview(
             body = request.requestBody,
-            contentType = request.requestHeaders["content-type"]
+            contentType = request.requestHeaders.contentType()
           )
         } else {
           EmptyState(text = stringResource(R.string.debugoverlay_network_no_request_body))
@@ -365,7 +384,7 @@ private fun BodyTab(request: NetworkRequest, modifier: Modifier = Modifier) {
         if (request.responseBody != null) {
           BodyPreview(
             body = request.responseBody,
-            contentType = request.responseHeaders["content-type"]
+            contentType = request.responseHeaders.contentType()
           )
         } else {
           EmptyState(text = stringResource(R.string.debugoverlay_network_no_response_body))

debugoverlay-core/src/main/kotlin/com/ms/square/debugoverlay/internal/util/Headers.kt

@@ -0,0 +1,9 @@
+package com.ms.square.debugoverlay.internal.util
+
+/**
+ * Case-insensitive content-type lookup. Headers are captured verbatim off the wire, so casing
+ * varies by protocol (HTTP/2 lowercases header names, HTTP/1.1 typically capitalizes them);
+ * an exact-key map lookup silently misses the latter.
+ */
+internal fun Map<String, String>.contentType(): String? =
+  entries.firstOrNull { it.key.equals("content-type", ignoreCase = true) }?.value

debugoverlay-core/src/main/kotlin/com/ms/square/debugoverlay/internal/util/NetworkRequestFormatting.kt

@@ -0,0 +1,75 @@
+package com.ms.square.debugoverlay.internal.util
+
+import com.ms.square.debugoverlay.internal.data.TextType
+import com.ms.square.debugoverlay.model.NetworkError
+import com.ms.square.debugoverlay.model.NetworkRequest
+
+/**
+ * Format the full request/response transaction as plain text for clipboard copy.
+ * Mirrors the Overview/Headers/Body sections shown on the network request detail screen,
+ * omitting any section that has nothing to show. Response headers/body are included whenever
+ * captured, even alongside an error section - the OkHttp extension populates [NetworkRequest]'s
+ * `error` for any HTTP status of 400 or above while still capturing the response.
+ *
+ * @param maxClipBoardLength per-body character cap before truncation, defaulting to
+ *   [MAX_CLIPBOARD_BODY_LENGTH].
+ */
+internal fun NetworkRequest.toClipboardText(maxClipBoardLength: Int = MAX_CLIPBOARD_BODY_LENGTH): String = buildString {
+  appendLine("$method $url")
+  appendLine("Status: ${statusCode?.let { "$it ${it.httpStatusMessage}" } ?: "Error"}")
+  appendLine("Duration: $durationMs ms")
+  appendLine("Timestamp: ${formatClipboardTimestamp(timestampMs)}")
+  appendLine("Request Size: ${formatBytes(requestSize)}")
+  append("Response Size: ${formatBytes(responseSize)}")
+
+  appendHeadersSection("Request Headers", requestHeaders)
+  appendBodySection("Request Body", requestBody, requestHeaders.contentType(), maxClipBoardLength)
+
+  error?.let { appendErrorSection(it) }
+  appendHeadersSection("Response Headers", responseHeaders)
+  appendBodySection("Response Body", responseBody, responseHeaders.contentType(), maxClipBoardLength)
+}
+
+private fun StringBuilder.appendHeadersSection(title: String, headers: Map<String, String>) {
+  if (headers.isEmpty()) return
+  append("\n\n--- $title ---\n")
+  append(headers.entries.joinToString("\n") { (name, value) -> "$name: $value" })
+}
+
+private fun StringBuilder.appendBodySection(
+  title: String,
+  body: String?,
+  contentType: String?,
+  maxClipBoardLength: Int,
+) {
+  if (body.isNullOrEmpty()) return
+  append("\n\n--- $title ---\n")
+  val formatted = if (TextType.from(body, contentType) == TextType.JSON) formatJsonIfPossible(body) else body
+  append(formatted.truncateForClipboard(maxClipBoardLength))
+}
+
+private fun StringBuilder.appendErrorSection(error: NetworkError) {
+  append("\n\n--- Error ---\n")
+  append(error.title)
+  append('\n')
+  append(error.message)
+  error.stackTrace?.let {
+    append('\n')
+    append(it)
+  }
+}
+
+/**
+ * Caps a single body at [maxClipBoardLength]. The OkHttp extension allows bodies up to
+ * 2MB each by default; concatenating an uncapped request and response body into one ClipData
+ * risks TransactionTooLargeException when it crosses the clipboard's Binder call.
+ */
+private fun String.truncateForClipboard(maxClipBoardLength: Int): String = if (length <= maxClipBoardLength) {
+  this
+} else {
+  val shownSize = formatBytes(maxClipBoardLength.toLong())
+  val totalSize = formatBytes(length.toLong())
+  "${take(maxClipBoardLength)}...\n\n[truncated: showing $shownSize of $totalSize]"
+}
+
+private const val MAX_CLIPBOARD_BODY_LENGTH = 64 * 1024

debugoverlay-core/src/main/kotlin/com/ms/square/debugoverlay/internal/util/TimeFormatters.kt

@@ -22,7 +22,7 @@ internal fun formatTimestamp(timestamp: Long): String =
 /**
  * Format timestamp for clipboard copy (e.g., "12-11 14:35:22.786").
  */
-private fun formatClipboardTimestamp(timestamp: Long): String =
+internal fun formatClipboardTimestamp(timestamp: Long): String =
   SimpleDateFormat("MM-dd HH:mm:ss.SSS", Locale.US).format(Date(timestamp))
 
 /**

debugoverlay-core/src/main/res/values/strings.xml

@@ -19,6 +19,8 @@
   <!-- Common Actions -->
   <string name="debugoverlay_back">Back</string>
   <string name="debugoverlay_copy">Copy</string>
+  <string name="debugoverlay_copy_url">Copy URL</string>
+  <string name="debugoverlay_copy_all">Copy all</string>
   <string name="debugoverlay_refresh">Refresh</string>
   <string name="debugoverlay_clear_search">Clear search</string>
   <string name="debugoverlay_view_details">View details</string>