新增文件工具函数，提供文件读写、目录创建和文件删除功能

src/main/fileUtils.ts

@@ -0,0 +1,79 @@
+import * as fs from 'fs';
+import * as path from 'path';
+
+export const readFile = (filePath: string): Promise<string> => {
+  return new Promise((resolve, reject) => {
+    fs.readFile(filePath, 'utf8', (err, data) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve(data);
+      }
+    });
+  });
+};
+
+export const writeFile = (filePath: string, content: string): Promise<void> => {
+  return new Promise((resolve, reject) => {
+    fs.writeFile(filePath, content, 'utf8', (err) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve();
+      }
+    });
+  });
+};
+
+export const readJSONFile = async (filePath: string): Promise<any> => {
+  const content = await readFile(filePath);
+  return JSON.parse(content);
+};
+
+export const writeJSONFile = (filePath: string, jsonData: any): Promise<void> => {
+  const content = JSON.stringify(jsonData, null, 2);
+  return writeFile(filePath, content);
+};
+
+export const fileExists = (filePath: string): Promise<boolean> => {
+  return new Promise((resolve) => {
+    fs.access(filePath, fs.constants.F_OK, (err) => {
+      resolve(!err);
+    });
+  });
+};
+
+export const createDirectory = (dirPath: string): Promise<void> => {
+  return new Promise((resolve, reject) => {
+    fs.mkdir(dirPath, { recursive: true }, (err) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve();
+      }
+    });
+  });
+};
+
+export const deleteFile = (filePath: string): Promise<void> => {
+  return new Promise((resolve, reject) => {
+    fs.unlink(filePath, (err) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve();
+      }
+    });
+  });
+};
+
+
+export const fileApi = {
+  readFile: (filePath: string) => readFile(filePath),
+  writeFile: (filePath: string, content: string) => writeFile(filePath, content),
+  readJSONFile: (filePath: string) => readJSONFile(filePath),
+  writeJSONFile: (filePath: string, jsonData: any) => writeJSONFile(filePath, jsonData),
+  fileExists: (filePath: string) => fileExists(filePath),
+  createDirectory: (dirPath: string) => createDirectory(dirPath),
+  deleteFile: (filePath: string) => deleteFile(filePath)
+}