refactor(vcs): improve finding example commit messages

Author: phodal

goland/src/main/kotlin/cc/unitmesh/go/provider/testing/GoWriteTestService.kt

@@ -10,6 +10,7 @@ import com.goide.GoLanguage
 import com.goide.execution.testing.GoTestRunConfiguration
 import com.goide.psi.*
 import com.intellij.execution.configurations.RunProfile
+import com.intellij.openapi.application.ReadAction
 import com.intellij.openapi.application.runReadAction
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.roots.TestSourcesFilter
@@ -40,20 +41,22 @@ class GoWriteTestService : WriteTestService() {
             importList.map { it.text }
         }
 
-        val currentObject = when (underTestElement) {
-            is GoTypeDeclaration,
-            is GoTypeSpec -> {
-                GoStructContextBuilder().getClassContext(underTestElement, false)?.format()
+        val currentObject = ReadAction.compute<String, Throwable> {
+            return@compute when (underTestElement) {
+                is GoTypeDeclaration,
+                is GoTypeSpec -> {
+                    GoStructContextBuilder().getClassContext(underTestElement, false)?.format()
+                }
+
+                is GoFunctionOrMethodDeclaration -> GoMethodContextBuilder().getMethodContext(
+                    underTestElement,
+                    false,
+                    false
+                )
+                    ?.format()
+
+                else -> null
             }
-
-            is GoFunctionOrMethodDeclaration -> GoMethodContextBuilder().getMethodContext(
-                underTestElement,
-                false,
-                false
-            )
-                ?.format()
-
-            else -> null
         }
 
         return TestFileContext(

src/main/kotlin/cc/unitmesh/devti/actions/vcs/CommitMessageSuggestionAction.kt

@@ -87,6 +87,13 @@ class CommitMessageSuggestionAction : ChatBaseAction() {
         }
     }
 
+    /**
+     * Finds example commit messages based on the project's VCS log, takes the first three commits.
+     * If the no user or user has not committed anything yet, the current branch name is used instead.
+     *
+     * @param project The project for which to find example commit messages.
+     * @return A string containing example commit messages, or null if no example messages are found.
+     */
     private fun findExampleCommitMessages(project: Project): String? {
         val logProviders = VcsProjectLog.getLogProviders(project)
         val entry = logProviders.entries.firstOrNull() ?: return null
@@ -125,7 +132,8 @@ class CommitMessageSuggestionAction : ChatBaseAction() {
         val commitIds = commits.map { it.id.asString() }
 
         logProvider.readMetadata(root, commitIds) {
-            builder.append(it.fullMessage).append("\n")
+            val shortMsg = it.fullMessage.split("\n").firstOrNull() ?: it.fullMessage
+            builder.append(shortMsg).append("\n")
         }
 
         return builder.toString()