parent
04bfc2cd96
commit
20f101dcb4
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package com.example.drink_order_system;
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import static com.example.drink_order_system.Restaurant.all_restaurant;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Bundle;
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import android.app.Fragment;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.SearchView;
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import android.widget.TextView;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import com.google.gson.Gson;
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import com.google.gson.reflect.TypeToken;
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import java.io.IOException;
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import java.lang.reflect.Type;
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import java.util.ArrayList;
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import java.util.List;
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import okhttp3.Call;
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import okhttp3.Callback;
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import okhttp3.OkHttpClient;
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import okhttp3.Request;
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import okhttp3.Response;
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/**
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* A simple {@link Fragment} subclass.
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* Use the {@link RestaurantFragment#newInstance} factory method to
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* create an instance of this fragment.
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*/
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public class RestaurantFragment extends Fragment {
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private ArrayList<Restaurant> restaurant_array = new ArrayList<Restaurant>();
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private RestaurantAdapter Adapter;
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// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
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private static final String ARG_PARAM1 = "param1";
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private static final String ARG_PARAM2 = "param2";
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private LinearLayoutManager llM;
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private SearchView searchView;
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private Context mContext = this.getActivity();
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private RecyclerView listView;
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// TODO: Rename and change types of parameters
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private String mParam1;
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private String mParam2;
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private String userName;
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@SuppressLint("ValidFragment")
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public RestaurantFragment(String userName) {
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// Required empty public constructor
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this.userName=userName;
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}
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public RestaurantFragment() {
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// Required empty public constructor
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}
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public static RestaurantFragment newInstance(String param1, String param2) {
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RestaurantFragment fragment = new RestaurantFragment();
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Bundle args = new Bundle();
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args.putString(ARG_PARAM1, param1);
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args.putString(ARG_PARAM2, param2);
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fragment.setArguments(args);
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return fragment;
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// Inflate the layout for this fragment
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View view = inflater.inflate(R.layout.fragment_restaurant, container, false);
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SearchView mSearch = (SearchView) view.findViewById(R.id.my_search);
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listView = (RecyclerView) view.findViewById(R.id.RV_restaurant);
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searchView = (SearchView) view.findViewById(R.id.my_search);
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initData();
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llM = new LinearLayoutManager(this.getActivity());
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listView.setLayoutManager(llM);
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Adapter = new RestaurantAdapter(inflater, all_restaurant);
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Adapter.setOnItemClickListener(new RestaurantAdapter.OnItemClickListener() {
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@Override
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public void onItemClick(View view, int position) {
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// 获取点击的餐厅对象
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Restaurant clickedRestaurant = all_restaurant.get(position);
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String restaurantName = clickedRestaurant.get_name(); // 获取餐厅名称
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// 创建 Intent 并传递餐厅名称到 OrderActivity
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Intent intent = new Intent(getActivity(), OrderActivity.class);
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intent.putExtra("userName", userName);
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intent.putExtra("restaurantName", restaurantName);
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startActivity(intent);
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}
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});
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listView.setAdapter(Adapter);
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searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
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@Override
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public boolean onQueryTextSubmit(String query) {
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return false;
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}
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// 在搜索文本变化监听中更新数据源
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@Override
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public boolean onQueryTextChange(String queryText) {
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ArrayList<Restaurant> filteredRestaurants = new ArrayList<>();
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for (Restaurant restaurant : restaurant_array) {
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if (restaurant.get_name().contains(queryText)) {
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filteredRestaurants.add(restaurant);
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}
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}
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// 更新适配器数据源
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getActivity().runOnUiThread(new Runnable() {
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@Override
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public void run() {
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Adapter.setRestaurantList(filteredRestaurants);
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}
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});
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return true;
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}
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});
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return view;
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}
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private void initData() {
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String url="http://192.168.43.176:8080/warehouse_management_system_war_exploded/getStore";
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// new Restaurant("a", 100,
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// "川菜馆", url);
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restaurant_array = all_restaurant;
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OkHttpClient client = new OkHttpClient();
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Request request = new Request.Builder()
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.url(url)
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.build();
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client.newCall(request).enqueue(new Callback() {
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@Override
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public void onFailure(Call call, IOException e) {
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e.printStackTrace();
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Log.i("responseDataR","fail");
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// 处理请求失败
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}
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@Override
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public void onResponse(Call call, Response response) throws IOException {
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if (response.isSuccessful()) {
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String responseData = response.body().string();
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Log.i("responseDataR",responseData);
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Gson gson = new Gson();
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Type restaurantListType = new TypeToken<ArrayList<Restaurant>>() {}.getType();
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final ArrayList<Restaurant> restaurants = gson.fromJson(responseData, restaurantListType);
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getActivity().runOnUiThread(() -> {
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all_restaurant.clear();
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all_restaurant.addAll(restaurants);
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Adapter.notifyDataSetChanged();
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});
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} else {
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// 处理请求失败
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}
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}
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});
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}
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}
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