🎉 initial commit

src/preload/index.ts

@@ -0,0 +1,47 @@
+import { contextBridge, ipcRenderer } from 'electron'
+import type { FileNode, AIPayload } from '../renderer/types/editor'
+
+contextBridge.exposeInMainWorld('api', {
+  listFiles: (): Promise<FileNode[]> => ipcRenderer.invoke('fs:listFiles'),
+
+  readFile: (filePath: string): Promise<string> =>
+    ipcRenderer.invoke('fs:readFile', filePath),
+
+  writeFile: (filePath: string, content: string): Promise<void> =>
+    ipcRenderer.invoke('fs:writeFile', filePath, content),
+
+  streamAIMessage: (
+    payload: AIPayload,
+    onChunk: (chunk: string) => void
+  ): Promise<void> => {
+    return new Promise((resolve, reject) => {
+      const chunkHandler = (_: Electron.IpcRendererEvent, chunk: string): void => {
+        onChunk(chunk)
+      }
+      const doneHandler = (): void => {
+        ipcRenderer.removeListener('ai:chunk', chunkHandler)
+        ipcRenderer.removeListener('ai:done', doneHandler)
+        ipcRenderer.removeListener('ai:error', errorHandler)
+        resolve()
+      }
+      const errorHandler = (_: Electron.IpcRendererEvent, message: string): void => {
+        ipcRenderer.removeListener('ai:chunk', chunkHandler)
+        ipcRenderer.removeListener('ai:done', doneHandler)
+        ipcRenderer.removeListener('ai:error', errorHandler)
+        reject(new Error(message))
+      }
+
+      ipcRenderer.on('ai:chunk', chunkHandler)
+      ipcRenderer.on('ai:done', doneHandler)
+      ipcRenderer.on('ai:error', errorHandler)
+
+      ipcRenderer.invoke('ai:streamMessage', payload).catch(reject)
+    })
+  },
+
+  removeAIListener: (): void => {
+    ipcRenderer.removeAllListeners('ai:chunk')
+    ipcRenderer.removeAllListeners('ai:done')
+    ipcRenderer.removeAllListeners('ai:error')
+  }
+})