import { dialog, ipcMain, BrowserWindow } from "electron";

type AskOptions = {
  title?: string;
  okLabel?: string;
  cancelLabel?: string;
  kind?: "info" | "warning" | "error";
};

type OpenOptions = {
  title?: string;
  defaultPath?: string;
  directory?: boolean;
  multiple?: boolean;
  filters?: Array<{ name: string; extensions: string[] }>;
};

export function registerDialogHandlers(): void {
  ipcMain.handle("paseo:dialog:ask", async (event, message: string, options?: AskOptions) => {
    const win = BrowserWindow.fromWebContents(event.sender);
    const result = await dialog.showMessageBox(win ?? BrowserWindow.getFocusedWindow()!, {
      type:
        options?.kind === "warning" ? "warning" : options?.kind === "error" ? "error" : "question",
      title: options?.title ?? "Confirm",
      message,
      buttons: [options?.cancelLabel ?? "Cancel", options?.okLabel ?? "OK"],
      defaultId: 1,
      cancelId: 0,
    });
    return result.response === 1;
  });

  ipcMain.handle("paseo:dialog:open", async (event, options?: OpenOptions) => {
    const win = BrowserWindow.fromWebContents(event.sender);
    const properties: Electron.OpenDialogOptions["properties"] = [];
    if (options?.directory) properties.push("openDirectory");
    if (options?.multiple) properties.push("multiSelections");
    if (!options?.directory) properties.push("openFile");

    const result = await dialog.showOpenDialog(win ?? BrowserWindow.getFocusedWindow()!, {
      title: options?.title,
      defaultPath: options?.defaultPath,
      properties,
      filters: options?.filters,
    });

    if (result.canceled) return null;
    return options?.multiple ? result.filePaths : (result.filePaths[0] ?? null);
  });
}