修改代码

+import 'package:Parlando/apis/api_response.dart';
+import 'package:Parlando/net/dio_utils.dart';
+import 'package:dio/dio.dart';
+import 'package:flutter/material.dart';
+
+class BaseApi {
+  Future<Response<ApiResponse<T>>> post<T>(
+    String path, {
+    data,
+    Map<String, dynamic>? queryParameters,
+    Options? options,
+    CancelToken? cancelToken,
+    ProgressCallback? onSendProgress,
+    ProgressCallback? onReceiveProgress,
+  }) {
+    return _getDio().post<ApiResponse<T>>(
+      path,
+      data: data,
+      queryParameters: queryParameters,
+      options: options,
+      cancelToken: cancelToken,
+      onSendProgress: onSendProgress,
+      onReceiveProgress: onReceiveProgress,
+    );
+  }
+
+  Dio _getDio() {
+    return DioUtils.instance.dio;
+  }
+}

+import 'package:Parlando/apis/api_base.dart';
+import 'package:dio/dio.dart';
+import 'package:flutter/material.dart';
+
+class OrderApi extends BaseApi {
+  OrderApi._privateConstructor();
+
+  static final OrderApi _instance = OrderApi._privateConstructor();
+
+  static OrderApi get request {
+    return _instance;
+  }
+
+  Future<Response> createOrder(String productId) {
+    return post("/order");
+  }
+}

 import 'dart:async';
 
+import 'package:Parlando/apis/api_order.dart';
 import 'package:flutter/material.dart';
 import 'package:in_app_purchase/in_app_purchase.dart';
 
@@ -50,6 +51,7 @@ class PaymentSdk {
   }
 
   buy(ProductDetails details) {
+    // OrderApi.request.createOrder()
     final PurchaseParam purchaseParam = PurchaseParam(productDetails: details);
     if (_isConsumable(details)) {
       InAppPurchase.instance.buyConsumable(purchaseParam: purchaseParam);

@@ -21,14 +21,14 @@ class AddressSelectPage extends StatefulWidget {
 }
 
 class AddressSelectPageState extends State<AddressSelectPage> {
-  List<nearby.Results> _list = [];
+  List<nearby.Results> _nearByList = [];
   final ScrollController _controller = ScrollController();
   LatLng? _center;
   late GoogleMapController mapController;
   bool isLoading = false;
   Map<MarkerId, Marker> markers = <MarkerId, Marker>{};
   late StreamSubscription _locationSubscription;
-  String radius = "1000";
+  String radiusMax = "1000";
   String apiKey = "AIzaSyDQZsMULyO-UtiSht4_MFi1uHT4BIqasjw";
   nearby.NearbyPlacesResponse nearbyPlacesResponse = nearby.NearbyPlacesResponse();
 
@@ -70,15 +70,18 @@ class AddressSelectPageState extends State<AddressSelectPage> {
   }
 
   void getNearbyPlaces(String keyword) async {
-    String uri =
-        '${'https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=${_center?.latitude},${_center?.longitude}&radius=$radius'}&key=$apiKey&keyword=$keyword';
+    String host = 'https://maps.googleapis.com/maps/api/place/nearbysearch/json';
+    String location = 'location=${_center?.latitude},${_center?.longitude}';
+    String radius = 'radius=$radiusMax';
+    String types = 'type=point_of_interest';
+    String uri = '${'$host?$location&$radius'}&key=$apiKey&keyword=$keyword&$types';
     print(uri);
     var url = Uri.parse(uri);
     var response = await http.post(url);
     nearbyPlacesResponse = nearby.NearbyPlacesResponse.fromJson(jsonDecode(response.body));
-    _list = nearbyPlacesResponse.results!;
-    if (_list.isNotEmpty) {
-      selectItemLocation(_list[0]);
+    _nearByList = nearbyPlacesResponse.results!;
+    if (_nearByList.isNotEmpty) {
+      selectItemLocation(_nearByList[0]);
     }
     setState(() {
       isLoading = false;
@@ -102,13 +105,13 @@ class AddressSelectPageState extends State<AddressSelectPage> {
     var loaderView = const GFLoader().expanded(flex: 11);
     var realList = ListView.separated(
       controller: _controller,
-      itemCount: _list.length,
+      itemCount: _nearByList.length,
       separatorBuilder: (_, index) => const Divider(),
       itemBuilder: (_, index) {
-        var item = _list[index];
+        var item = _nearByList[index];
         return _AddressItem(
           isSelected: item.isSelect,
-          date: item,
+          data: item,
           onTap: () {
             selectItemLocation(item);
           },
@@ -130,6 +133,8 @@ class AddressSelectPageState extends State<AddressSelectPage> {
       onMapCreated: _onMapCreated,
       initialCameraPosition: CameraPosition(target: _center ?? const LatLng(45.521563, -122.677433), zoom: 16.0),
       markers: Set<Marker>.of(markers.values),
+      myLocationEnabled: true,
+      myLocationButtonEnabled: true,
     ).expanded(flex: 9);
 
     return Scaffold(
@@ -144,7 +149,7 @@ class AddressSelectPageState extends State<AddressSelectPage> {
   initButton() {
     return MyButton(
       onPressed: () {
-        var selected = _list.where((element) => element.isSelect);
+        var selected = _nearByList.where((element) => element.isSelect);
         if (selected.isEmpty) {
           Toast.show('未选择地址！');
           return;
@@ -158,7 +163,7 @@ class AddressSelectPageState extends State<AddressSelectPage> {
 
   void buildMarkers() {
     markers.clear();
-    for (var value in _list) {
+    for (var value in _nearByList) {
       final MarkerId markerId = MarkerId(buildMarkerId(value));
       final Marker marker = Marker(
         icon: value.isSelect ? BitmapDescriptor.defaultMarker : BitmapDescriptor.defaultMarkerWithHue(BitmapDescriptor.hueBlue),
@@ -183,7 +188,7 @@ class AddressSelectPageState extends State<AddressSelectPage> {
   }
 
   void selectItemLocation(nearby.Results item) {
-    for (var element in _list) {
+    for (var element in _nearByList) {
       element.isSelect = false;
     }
     item.isSelect = true;
@@ -201,12 +206,12 @@ class AddressSelectPageState extends State<AddressSelectPage> {
 class _AddressItem extends StatelessWidget {
   const _AddressItem({
     Key? key,
-    required this.date,
+    required this.data,
     this.isSelected = false,
     this.onTap,
   }) : super(key: key);
 
-  final nearby.Results date;
+  final nearby.Results data;
   final bool isSelected;
   final GestureTapCallback? onTap;
 
@@ -220,7 +225,7 @@ class _AddressItem extends StatelessWidget {
         height: 50.0,
         child: Row(
           children: <Widget>[
-            Text('${date.name} ${date.vicinity}').expanded(),
+            Text('${data.name}').expanded(),
             Visibility(visible: isSelected, child: const Icon(Icons.done, color: Colors.blue))
           ],
         ),