feat:接入iverilog工具

- 将iverilog可以随着插件的下载而下载
- 用户输入自然语言就可以控制生成对应的VCD文件

src/utils/messageHandler.ts

@@ -8,16 +8,28 @@ import {
   renameFile,
   replaceFile,
 } from "./createFiles";
+import {
+  generateVCD,
+  checkVerilogProject,
+  checkIverilogAvailable,
+} from "./iverilogRunner";
 
 /**
  * 处理用户消息
  */
 export async function handleUserMessage(
   panel: vscode.WebviewPanel,
-  text: string
+  text: string,
+  extensionPath?: string
 ) {
   console.log("收到用户消息:", text);
 
+  // 检查是否是 VCD 生成命令
+  if (isVCDGenerationCommand(text)) {
+    await handleVCDGeneration(panel, extensionPath || "");
+    return;
+  }
+
   // 检查是否是文件操作命令
   const fileOperation = parseFileOperation(text);
 
@@ -466,3 +478,161 @@ export function insertCodeToEditor(code: string) {
     vscode.window.showWarningMessage("请先打开一个编辑器");
   }
 }
+
+/**
+ * 检查是否是 VCD 生成命令
+ */
+function isVCDGenerationCommand(text: string): boolean {
+  const lowerText = text.toLowerCase().trim();
+
+  // 匹配各种 VCD 生成命令
+  const vcdPatterns = [
+    /生成\s*vcd/,
+    /创建\s*vcd/,
+    /运行\s*仿真/,
+    /执行\s*仿真/,
+    /iverilog/,
+    /生成\s*波形/,
+    /仿真\s*生成/,
+  ];
+
+  return vcdPatterns.some((pattern) => pattern.test(lowerText));
+}
+
+/**
+ * 处理 VCD 生成请求
+ */
+async function handleVCDGeneration(
+  panel: vscode.WebviewPanel,
+  extensionPath: string
+) {
+  try {
+    // 获取当前工作区路径
+    const workspaceFolders = vscode.workspace.workspaceFolders;
+    if (!workspaceFolders || workspaceFolders.length === 0) {
+      panel.webview.postMessage({
+        command: "receiveMessage",
+        text: "❌ 请先打开一个工作区文件夹",
+      });
+      vscode.window.showErrorMessage("请先打开一个工作区文件夹");
+      return;
+    }
+
+    const projectPath = workspaceFolders[0].uri.fsPath;
+
+    // 发送开始消息
+    panel.webview.postMessage({
+      command: "receiveMessage",
+      text: "🔍 正在检查项目文件...",
+    });
+
+    // 1. 检查 iverilog 是否可用
+    const iverilogCheck = await checkIverilogAvailable(extensionPath);
+    if (!iverilogCheck.available) {
+      panel.webview.postMessage({
+        command: "receiveMessage",
+        text: `❌ ${iverilogCheck.message}\n\n请参考插件文档安装 iverilog 工具。`,
+      });
+      vscode.window.showErrorMessage(iverilogCheck.message);
+      return;
+    }
+
+    // 2. 检查项目文件完整性
+    const projectCheck = await checkVerilogProject(projectPath);
+
+    if (!projectCheck.isComplete) {
+      let errorMsg = "❌ 项目文件不完整:\n\n";
+
+      if (projectCheck.allVerilogFiles.length === 0) {
+        errorMsg += "• 未找到任何 Verilog 文件 (.v 或 .sv)\n";
+      } else {
+        errorMsg += `• 找到 ${projectCheck.allVerilogFiles.length} 个 Verilog 文件\n`;
+
+        if (!projectCheck.hasTopModule) {
+          errorMsg += "• ❌ 缺少顶层模块文件\n";
+        } else {
+          errorMsg += `• ✅ 顶层模块: ${projectCheck.topModuleFile}\n`;
+        }
+
+        if (!projectCheck.hasTestbench) {
+          errorMsg += "• ❌ 缺少 testbench 文件\n";
+          errorMsg += "\n提示: testbench 文件应包含 $dumpfile 和 $dumpvars 语句来生成 VCD 文件。\n";
+        } else {
+          errorMsg += `• ✅ Testbench: ${projectCheck.testbenchFile}\n`;
+        }
+      }
+
+      if (projectCheck.errors.length > 0) {
+        errorMsg += "\n错误信息:\n" + projectCheck.errors.join("\n");
+      }
+
+      panel.webview.postMessage({
+        command: "receiveMessage",
+        text: errorMsg,
+      });
+      vscode.window.showWarningMessage("项目文件不完整，无法生成 VCD");
+      return;
+    }
+
+    // 3. 显示项目检查结果
+    panel.webview.postMessage({
+      command: "receiveMessage",
+      text: `✅ 项目检查通过！\n\n找到 ${projectCheck.allVerilogFiles.length} 个 Verilog 文件\n• 顶层模块: ${projectCheck.topModuleFile}\n• Testbench: ${projectCheck.testbenchFile}\n\n🚀 开始编译和仿真...`,
+    });
+
+    // 4. 生成 VCD 文件
+    const result = await generateVCD(projectPath, extensionPath);
+
+    if (result.success) {
+      let successMsg = `✅ ${result.message}`;
+
+      if (result.stdout) {
+        successMsg += `\n\n仿真输出:\n${result.stdout}`;
+      }
+
+      panel.webview.postMessage({
+        command: "receiveMessage",
+        text: successMsg,
+      });
+
+      vscode.window.showInformationMessage(
+        `VCD 文件生成成功: ${result.vcdFilePath}`,
+        "打开文件"
+      ).then((selection) => {
+        if (selection === "打开文件" && result.vcdFilePath) {
+          vscode.workspace.openTextDocument(result.vcdFilePath).then((doc) => {
+            vscode.window.showTextDocument(doc);
+          });
+        }
+      });
+    } else {
+      let errorMsg = `❌ ${result.message}`;
+
+      if (result.stderr) {
+        errorMsg += `\n\n错误输出:\n${result.stderr}`;
+      }
+
+      if (result.stdout) {
+        errorMsg += `\n\n标准输出:\n${result.stdout}`;
+      }
+
+      panel.webview.postMessage({
+        command: "receiveMessage",
+        text: errorMsg,
+      });
+
+      vscode.window.showErrorMessage("VCD 文件生成失败");
+    }
+  } catch (error) {
+    const errorMsg = `❌ 生成 VCD 文件时出错: ${
+      error instanceof Error ? error.message : "未知错误"
+    }`;
+
+    panel.webview.postMessage({
+      command: "receiveMessage",
+      text: errorMsg,
+    });
+
+    vscode.window.showErrorMessage(errorMsg);
+  }
+}