Initial frontend repository commit.

Include app source and update .gitignore to exclude local release artifacts and signing files.

Made-with: Cursor

src/services/dialogService.ts

@@ -0,0 +1,55 @@
+import type { AlertButton, AlertOptions } from 'react-native';
+
+export interface DialogPayload {
+  title?: string;
+  message?: string;
+  actions: AlertButton[];
+  options?: AlertOptions;
+}
+
+type DialogListener = (payload: DialogPayload) => void;
+
+let dialogListener: DialogListener | null = null;
+
+export const bindDialogListener = (listener: DialogListener) => {
+  dialogListener = listener;
+  return () => {
+    if (dialogListener === listener) {
+      dialogListener = null;
+    }
+  };
+};
+
+export const showDialog = (payload: DialogPayload) => {
+  dialogListener?.(payload);
+};
+
+export interface ConfirmOptions {
+  title: string;
+  message?: string;
+  confirmText?: string;
+  cancelText?: string;
+  destructive?: boolean;
+  onConfirm?: () => void;
+  onCancel?: () => void;
+}
+
+export const showConfirm = (options: ConfirmOptions) => {
+  showDialog({
+    title: options.title,
+    message: options.message,
+    actions: [
+      {
+        text: options.cancelText ?? '取消',
+        style: 'cancel',
+        onPress: options.onCancel,
+      },
+      {
+        text: options.confirmText ?? '确认',
+        style: options.destructive ? 'destructive' : 'default',
+        onPress: options.onConfirm,
+      },
+    ],
+    options: { cancelable: true },
+  });
+};