/**
 * Dialog IPC Handlers
 * 处理系统对话框
 */

import { ipcMain, IpcMainInvokeEvent, dialog } from 'electron'

// IPC channel names
export const DIALOG_CHANNELS = {
  SHOW_SAVE: 'dialog:showSaveDialog',
  SHOW_OPEN: 'dialog:showOpenDialog',
} as const

export interface DialogIPCOptions {
  mainWindowGetter: () => Electron.BrowserWindow | null
}

export function registerDialogIPCHandlers(options: DialogIPCOptions): void {
  const { mainWindowGetter } = options

  // Show save dialog
  ipcMain.handle(DIALOG_CHANNELS.SHOW_SAVE, async (_event: IpcMainInvokeEvent, options: Electron.SaveDialogOptions) => {
    const mainWindow = mainWindowGetter()
    if (!mainWindow) {
      return { canceled: true }
    }
    return dialog.showSaveDialog(mainWindow, options)
  })

  // Show open dialog
  ipcMain.handle(DIALOG_CHANNELS.SHOW_OPEN, async (_event: IpcMainInvokeEvent, options: Electron.OpenDialogOptions) => {
    const mainWindow = mainWindowGetter()
    if (!mainWindow) {
      return { canceled: true }
    }
    return dialog.showOpenDialog(mainWindow, options)
  })
}