fix(ui): handle URL scheme error in LLM provider #326

- Add error message for invalid URL scheme in LLM configuration.
- Update UI to display error notification when URL scheme is invalid.
- Adjust preferred size calculation in AutoDevInputSection to use runReadAction.

Author: phodal

core/src/main/kotlin/cc/unitmesh/devti/gui/chat/ui/AutoDevInputSection.kt

@@ -317,7 +317,7 @@ class AutoDevInputSection(private val project: Project, val disposable: Disposab
     }
 
     override fun getPreferredSize(): Dimension {
-        val result = super.getPreferredSize()
+        val result = com.intellij.openapi.application.runReadAction { super.getPreferredSize() }
         result.height = max(min(result.height, maxHeight), minimumSize.height)
         return result
     }

core/src/main/kotlin/cc/unitmesh/devti/llms/custom/CustomLLMProvider.kt

@@ -1,5 +1,7 @@
 package cc.unitmesh.devti.llms.custom
 
+import cc.unitmesh.devti.AutoDevBundle
+import cc.unitmesh.devti.AutoDevNotifications
 import cc.unitmesh.devti.gui.chat.message.ChatRole
 import cc.unitmesh.devti.llm2.model.LlmConfig
 import cc.unitmesh.devti.llm2.model.ModelType
@@ -91,7 +93,15 @@ class CustomLLMProvider(val project: Project, var llmConfig: LlmConfig = LlmConf
         logger.info("Requesting form: $requestContent $body")
 
         client = client.newBuilder().readTimeout(timeout).build()
-        val call = client.newCall(builder.url(url).post(body).build())
+        val call = try {
+            client.newCall(builder.url(url).post(body).build())
+        } catch (e: IllegalArgumentException) {
+            if (e.message?.contains("Expected URL scheme") == true) {
+                AutoDevNotifications.error(project, AutoDevBundle.message("llm.error.url.scheme"))
+            }
+
+            throw e
+        }
 
         if (!keepHistory || project.coderSetting.state.noChatHistory) {
             clearMessage()

core/src/main/resources/messages/AutoDevBundle_en.properties

@@ -225,3 +225,5 @@ autodev.custom.llms.placeholder=Custom different LLM
 settings.autodev.coder.customLlms=Config LLMs: Plan/ACT/Completion/Embedding/FastApply
 sketch.compile.devins=Collect context (aka. transpile AutoDev DevIns)
 autodev.run.action=Run this file
+#llm.error.url.scheme=请配置好您的模型，参考文档：https://ide.unitmesh.cc/quick-start
+llm.error.url.scheme=Please, Please, Please configure your model, refer to the document: https://ide.unitmesh.cc/quick-start

core/src/main/resources/messages/AutoDevBundle_zh.properties

@@ -225,3 +225,4 @@ settings.autodev.coder.customLlms=自定义不同模型: Plan/ACT/Completion/Emb
 #sketch.compile.devins="Collect context (Transpile AutoDev DevIns)"
 sketch.compile.devins=收集上下文中（即转译 AutoDev DevIns 指令）
 autodev.run.action=Run this file
+llm.error.url.scheme=请请请先配置好您的模型，参考文档：https://ide.unitmesh.cc/quick-start