refactor(renderer): remove IdeaNanoDSLBubble and update renderers

Deleted unused IdeaNanoDSLBubble and refactored related renderer components for improved code organization and maintainability.

Author: phodal

mpp-core/src/commonMain/kotlin/cc/unitmesh/agent/render/CodingAgentRenderer.kt

@@ -128,23 +128,4 @@ interface CodingAgentRenderer {
         // Default: return error for renderers that don't support async sessions
         return ToolResult.Error("Async session not supported by this renderer")
     }
-
-    /**
-     * Render generated NanoDSL UI code.
-     * Called when NanoDSLAgent generates UI code.
-     * 
-     * JVM platforms (Compose, Jewel) can render a live UI preview using NanoIR.
-     * Non-JVM platforms (CLI, VSCode) show the source code with syntax highlighting.
-     *
-     * @param source The generated NanoDSL source code
-     * @param irJson Optional IR JSON for rendering (available on JVM platforms)
-     * @param metadata Additional metadata (componentName, attempts, isValid, etc.)
-     */
-    fun renderNanoDSL(
-        source: String,
-        irJson: String? = null,
-        metadata: Map<String, String> = emptyMap()
-    ) {
-        // Default: no-op for renderers that don't support NanoDSL rendering
-    }
 }

mpp-core/src/commonMain/kotlin/cc/unitmesh/agent/render/RendererModels.kt

@@ -190,36 +190,6 @@ sealed class TimelineItem(
         fun isSuccess(): Boolean = exitCode == 0
     }
 
-    /**
-     * NanoDSL generated UI item - displays generated NanoDSL code with optional live preview.
-     * 
-     * On JVM platforms with xuiper-ui available, the irJson can be used to render
-     * a live UI preview using NanoRenderer.
-     * 
-     * On non-JVM platforms or when irJson is null, shows the source code only.
-     */
-    data class NanoDSLItem(
-        /** The generated NanoDSL source code */
-        val source: String,
-        /** Optional IR JSON for rendering (JVM platforms only) */
-        val irJson: String? = null,
-        /** Component name extracted from source */
-        val componentName: String? = null,
-        /** Number of generation attempts (1 = first try succeeded) */
-        val generationAttempts: Int = 1,
-        /** Whether the generated code passed validation */
-        val isValid: Boolean = true,
-        /** Validation warnings (if any) */
-        val warnings: List<String> = emptyList(),
-        override val timestamp: Long = Platform.getCurrentTimestamp(),
-        override val id: String = generateId()
-    ) : TimelineItem(timestamp, id) {
-        /**
-         * Check if live preview is available (requires IR JSON)
-         */
-        fun hasLivePreview(): Boolean = irJson != null
-    }
-
     companion object {
         /**
          * Thread-safe counter for generating unique IDs.

mpp-core/src/commonMain/kotlin/cc/unitmesh/agent/subagent/NanoDSLAgent.kt

@@ -374,7 +374,8 @@ data class NanoDSLContext(
  * Schema for NanoDSL Agent tool
  */
 object NanoDSLAgentSchema : DeclarativeToolSchema(
-    description = "Generate NanoDSL UI code from natural language description",
+    description = "Generate NanoDSL UI code from natural language description, will return nano DSL code for you, you can" +
+            "directly show code to the User with nano as language",
     properties = mapOf(
         "description" to string(
             description = "Natural language description of the UI to generate",

mpp-core/src/jsMain/kotlin/cc/unitmesh/agent/RendererExports.kt

@@ -84,19 +84,6 @@ data class JsPlanSummaryData(
     }
 }
 
-/**
- * JS-friendly NanoDSL rendering data
- */
-@JsExport
-data class JsNanoDSLData(
-    val source: String,
-    val irJson: String?,
-    val componentName: String?,
-    val generationAttempts: Int,
-    val isValid: Boolean,
-    val warnings: Array<String>
-)
-
 /**
  * JS-friendly renderer interface
  * Allows TypeScript to provide custom rendering implementations
@@ -125,9 +112,6 @@ interface JsCodingAgentRenderer {
 
     // Plan summary bar (optional - default no-op in BaseRenderer)
     fun renderPlanSummary(summary: JsPlanSummaryData) {}
-
-    // NanoDSL rendering (optional - default no-op in BaseRenderer)
-    fun renderNanoDSL(data: JsNanoDSLData) {}
 }
 
 /**
@@ -199,17 +183,5 @@ class JsRendererAdapter(private val jsRenderer: JsCodingAgentRenderer) : CodingA
     override fun renderPlanSummary(summary: PlanSummaryData) {
         jsRenderer.renderPlanSummary(JsPlanSummaryData.from(summary))
     }
-
-    override fun renderNanoDSL(source: String, irJson: String?, metadata: Map<String, String>) {
-        val data = JsNanoDSLData(
-            source = source,
-            irJson = irJson,
-            componentName = metadata["componentName"],
-            generationAttempts = metadata["attempts"]?.toIntOrNull() ?: 1,
-            isValid = metadata["isValid"]?.toBoolean() ?: true,
-            warnings = metadata["warnings"]?.split(";")?.toTypedArray() ?: emptyArray()
-        )
-        jsRenderer.renderNanoDSL(data)
-    }
 }
 

mpp-idea/src/main/kotlin/cc/unitmesh/devins/idea/components/timeline/IdeaNanoDSLBubble.kt

@@ -86,9 +86,6 @@ fun IdeaTimelineItemView(
                 onCancel = onProcessCancel
             )
         }
-        is TimelineItem.NanoDSLItem -> {
-            IdeaNanoDSLBubble(item, project)
-        }
     }
 }
 

mpp-idea/src/main/kotlin/cc/unitmesh/devins/idea/components/timeline/IdeaTimelineContent.kt

@@ -536,35 +536,6 @@ class JewelRenderer : BaseRenderer() {
         )
     }
 
-    /**
-     * Render generated NanoDSL UI code.
-     * On IntelliJ, this adds a NanoDSLItem to the timeline with optional live preview.
-     */
-    override fun renderNanoDSL(
-        source: String,
-        irJson: String?,
-        metadata: Map<String, String>
-    ) {
-        // Extract component name from source if not in metadata
-        val componentName = metadata["componentName"]
-            ?: Regex("""component\s+(\w+):""").find(source)?.groupValues?.get(1)
-        
-        val attempts = metadata["attempts"]?.toIntOrNull() ?: 1
-        val isValid = metadata["isValid"]?.toBoolean() ?: true
-        val warnings = metadata["warnings"]?.split(";")?.filter { it.isNotBlank() } ?: emptyList()
-        
-        addTimelineItem(
-            TimelineItem.NanoDSLItem(
-                source = source,
-                irJson = irJson,
-                componentName = componentName,
-                generationAttempts = attempts,
-                isValid = isValid,
-                warnings = warnings
-            )
-        )
-    }
-
     override fun updateTokenInfo(tokenInfo: TokenInfo) {
         _lastMessageTokenInfo = tokenInfo
         _totalTokenInfo.update { current ->

mpp-idea/src/main/kotlin/cc/unitmesh/devins/idea/renderer/JewelRenderer.kt

@@ -797,52 +797,6 @@ private fun ChatMessageItem(item: TimelineItem) {
                 }
             }
         }
-
-        is TimelineItem.NanoDSLItem -> {
-            // NanoDSL item display
-            Box(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .background(AutoDevColors.Energy.aiDim)
-                    .padding(8.dp)
-            ) {
-                Column {
-                    Row(
-                        horizontalArrangement = Arrangement.spacedBy(6.dp),
-                        verticalAlignment = Alignment.CenterVertically
-                    ) {
-                        Text(
-                            text = "🎨",
-                            style = JewelTheme.defaultTextStyle
-                        )
-                        Text(
-                            text = item.componentName ?: "Generated UI",
-                            style = JewelTheme.defaultTextStyle.copy(
-                                fontWeight = FontWeight.Bold,
-                                fontSize = 12.sp
-                            )
-                        )
-                        if (item.generationAttempts > 1) {
-                            Text(
-                                text = "(${item.generationAttempts} attempts)",
-                                style = JewelTheme.defaultTextStyle.copy(
-                                    color = AutoDevColors.Neutral.c400,
-                                    fontSize = 11.sp
-                                )
-                            )
-                        }
-                    }
-                    Spacer(modifier = Modifier.height(4.dp))
-                    Text(
-                        text = item.source.take(300) + if (item.source.length > 300) "..." else "",
-                        style = JewelTheme.defaultTextStyle.copy(
-                            fontSize = 11.sp,
-                            fontFamily = androidx.compose.ui.text.font.FontFamily.Monospace
-                        )
-                    )
-                }
-            }
-        }
     }
 }