✨ upload attachments and custom feedback

src/main/ipcHandlers.ts

@@ -1,7 +1,9 @@
-import { ipcMain } from 'electron'
+import { ipcMain, dialog, BrowserWindow } from 'electron'
+import { readFileSync } from 'fs'
+import { extname, basename } from 'path'
 import { listDraftFiles, readMarkdownFile, writeMarkdownFile, getProjectWordCount, saveOrderFile, readSession, writeSession, saveRevision, listRevisions, loadRevision, deleteRevision } from './fileSystem'
 import { streamMessage } from './aiService'
-import type { AIPayload } from '../renderer/types/editor'
+import type { AIPayload, Attachment } from '../renderer/types/editor'
 
 export function registerIpcHandlers(): void {
   ipcMain.handle('fs:listFiles', async () => {
@@ -48,6 +50,48 @@ export function registerIpcHandlers(): void {
     await deleteRevision(filePath, revisionId)
   })
 
+  ipcMain.handle('fs:pickAttachments', async (event): Promise<Attachment[]> => {
+    const win = BrowserWindow.fromWebContents(event.sender)
+    const result = await dialog.showOpenDialog(win!, {
+      properties: ['openFile', 'multiSelections'],
+      filters: [
+        { name: 'Supported Files', extensions: ['jpg', 'jpeg', 'png', 'gif', 'webp', 'txt', 'md', 'pdf'] },
+        { name: 'Images', extensions: ['jpg', 'jpeg', 'png', 'gif', 'webp'] },
+        { name: 'Text Files', extensions: ['txt', 'md'] },
+        { name: 'PDF', extensions: ['pdf'] }
+      ]
+    })
+
+    if (result.canceled || result.filePaths.length === 0) return []
+
+    const attachments: Attachment[] = []
+    for (const filePath of result.filePaths) {
+      const name = basename(filePath)
+      const ext = extname(filePath).toLowerCase()
+
+      if (['.jpg', '.jpeg', '.png', '.gif', '.webp'].includes(ext)) {
+        const data = readFileSync(filePath).toString('base64')
+        const mimeType =
+          ext === '.jpg' || ext === '.jpeg' ? 'image/jpeg'
+          : ext === '.png' ? 'image/png'
+          : ext === '.gif' ? 'image/gif'
+          : 'image/webp'
+        attachments.push({ name, mimeType, data })
+      } else if (['.txt', '.md'].includes(ext)) {
+        const data = readFileSync(filePath, 'utf-8')
+        attachments.push({ name, mimeType: 'text/plain', data })
+      } else if (ext === '.pdf') {
+        // Dynamically require pdf-parse to avoid CJS/ESM issues at module load time
+        // eslint-disable-next-line @typescript-eslint/no-require-imports
+        const pdfParse = require('pdf-parse') as (buf: Buffer) => Promise<{ text: string }>
+        const buffer = readFileSync(filePath)
+        const parsed = await pdfParse(buffer)
+        attachments.push({ name, mimeType: 'application/pdf', data: parsed.text })
+      }
+    }
+    return attachments
+  })
+
   ipcMain.handle('ai:streamMessage', async (event, payload: AIPayload) => {
     try {
       await streamMessage(payload, (chunk: string) => {