上传文件至 /
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aa30677d15
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package com.example.myapplication.Tool;
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import android.app.Activity;
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import android.content.ClipData;
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import android.content.ClipboardManager;
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import android.content.Context;
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import android.graphics.Color;
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import android.os.Handler;
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import android.view.ViewGroup;
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import android.widget.Button;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.appcompat.app.AlertDialog;
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//测试时使用
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public class ErrorDisplayUtil {
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// 显示全量错误信息的对话框
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public static void showErrorDialog(Activity activity, String title, String errorDetail) {
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activity.runOnUiThread(() -> {
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AlertDialog.Builder builder = new AlertDialog.Builder(activity);
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builder.setTitle(title)
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.setMessage(errorDetail)
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.setPositiveButton("复制错误", (dialog, which) -> {
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ClipboardManager clipboard = (ClipboardManager) activity.getSystemService(Context.CLIPBOARD_SERVICE);
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ClipData clip = ClipData.newPlainText("错误详情", errorDetail);
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clipboard.setPrimaryClip(clip);
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Toast.makeText(activity, "已复制到剪贴板", Toast.LENGTH_SHORT).show();
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})
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.setNegativeButton("关闭", null)
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.show();
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});
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}
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// 在界面上固定位置显示错误面板（建议放在登录按钮下方）
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public static void showErrorPanel(Activity activity, String errorType, String solution) {
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activity.runOnUiThread(() -> {
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ViewGroup rootView = activity.findViewById(android.R.id.content);
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// 创建错误面板
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LinearLayout errorPanel = new LinearLayout(activity);
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errorPanel.setOrientation(LinearLayout.VERTICAL);
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errorPanel.setBackgroundColor(0x22FF0000); // 半透明红色背景
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errorPanel.setPadding(16, 16, 16, 16);
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TextView errorView = new TextView(activity);
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errorView.setTextColor(Color.RED);
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errorView.setText("⚠️ 错误类型: " + errorType);
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TextView solutionView = new TextView(activity);
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solutionView.setTextColor(Color.BLACK);
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solutionView.setText("💡 解决方案: " + solution);
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Button detailBtn = new Button(activity);
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detailBtn.setText("查看技术详情");
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detailBtn.setOnClickListener(v -> showErrorDialog(activity, "技术详情", errorType + "\n\n" + solution));
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errorPanel.addView(errorView);
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errorPanel.addView(solutionView);
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errorPanel.addView(detailBtn);
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// 添加到界面底部
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rootView.addView(errorPanel);
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// 5秒后自动隐藏
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new Handler().postDelayed(() -> rootView.removeView(errorPanel), 5000);
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});
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}
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}
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package com.example.myapplication.Tool;
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import android.content.Context;
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import android.graphics.Color;
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import android.util.SparseBooleanArray;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.BaseAdapter;
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import android.widget.GridView;
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import android.widget.ImageView;
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import com.example.myapplication.model.ImageInfo;
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import java.util.ArrayList;
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import java.util.List;
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public class ImageAdapter extends BaseAdapter {
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private final Context context;
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private final List<ImageInfo> imageList;
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private final SparseBooleanArray selectedItems;
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public ImageAdapter(Context context, List<ImageInfo> imageList) {
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this.context = context;
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this.imageList = imageList;
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this.selectedItems = new SparseBooleanArray();
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}
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@Override
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public int getCount() {
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return imageList.size();
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}
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@Override
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public Object getItem(int position) {
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return imageList.get(position);
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}
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@Override
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public long getItemId(int position) {
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return position;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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ImageView imageView;
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if (convertView == null) {
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imageView = new ImageView(context);
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imageView.setLayoutParams(new GridView.LayoutParams(200, 200));
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imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
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imageView.setPadding(5, 5, 5, 5);
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} else {
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imageView = (ImageView) convertView;
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}
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ImageInfo imageInfo = imageList.get(position);
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imageView.setImageBitmap(imageInfo.thumbnail);
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// 设置选中状态
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if (selectedItems.get(position, false)) {
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imageView.setBackgroundColor(Color.BLUE);
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} else {
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imageView.setBackgroundColor(Color.TRANSPARENT);
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}
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imageView.setOnClickListener(v -> {
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if (selectedItems.get(position, false)) {
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selectedItems.delete(position);
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imageView.setBackgroundColor(Color.TRANSPARENT);
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} else {
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selectedItems.put(position, true);
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imageView.setBackgroundColor(Color.BLUE);
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}
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});
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return imageView;
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}
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public List<ImageInfo> getSelectedImages() {
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List<ImageInfo> selected = new ArrayList<>();
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for (int i = 0; i < imageList.size(); i++) {
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if (selectedItems.get(i, false)) {
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selected.add(imageList.get(i));
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}
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}
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return selected;
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}
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}
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package com.example.myapplication.Tool;
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import android.content.Context;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import com.example.myapplication.DataBase.DatabaseHelper;
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import com.example.myapplication.api.PartService;
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import com.example.myapplication.model.ApiResponse;
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import com.example.myapplication.model.PartResponse;
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import java.io.IOException;
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import java.util.List;
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import java.util.concurrent.TimeUnit;
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import okhttp3.OkHttpClient;
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import retrofit2.Call;
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import retrofit2.Response;
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import retrofit2.Retrofit;
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import retrofit2.converter.gson.GsonConverterFactory;
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public class PartListFetcher {
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private final Context context;
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private final String token;
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private final String projectId;
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private final PartService partService;
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private final DatabaseHelper dbHelper;
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public PartListFetcher(Context context, String token, String projectId) {
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this.context = context;
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this.token = token;
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this.projectId = projectId;
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this.dbHelper = new DatabaseHelper(context);
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// 初始化Retrofit
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OkHttpClient okHttpClient = new OkHttpClient.Builder()
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.connectTimeout(30, TimeUnit.SECONDS)
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.readTimeout(30, TimeUnit.SECONDS)
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.writeTimeout(30, TimeUnit.SECONDS)
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.build();
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Retrofit retrofit = RetrofitClient.getClient(token);
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this.partService = retrofit.create(PartService.class);
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}
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/**
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* 同步获取部件列表
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* @return 部件列表
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* @throws IOException 网络异常
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* @throws ApiException API异常
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*/
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public List<PartResponse> fetchPartListSync() throws IOException, ApiException {
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if (isNetworkAvailable()) {
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// 有网络时从服务器获取并更新数据库
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List<PartResponse> serverParts = fetchFromServer();
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dbHelper.saveParts(serverParts);
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return serverParts;
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} else {
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// 无网络时从数据库获取
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return dbHelper.getAllParts();
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}
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}
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/**
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* 异步获取部件列表
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* @param callback 回调接口
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*/
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public void fetchPartListAsync(final PartListCallback callback) {
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// 先从数据库获取数据快速显示
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List<PartResponse> cachedParts = dbHelper.getAllParts();
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if (!cachedParts.isEmpty()) {
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callback.onSuccess(cachedParts);
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}
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// 检查网络连接
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if (isNetworkAvailable()) {
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// 有网络时从服务器获取并更新数据库
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fetchFromServerAsync(new PartListCallback() {
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@Override
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public void onSuccess(List<PartResponse> partList) {
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dbHelper.saveParts(partList);
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callback.onSuccess(partList);
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}
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@Override
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public void onFailure(Throwable t) {
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// 服务器获取失败，如果之前有缓存数据则不报错
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if (cachedParts.isEmpty()) {
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callback.onFailure(t);
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}
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}
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});
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} else if (cachedParts.isEmpty()) {
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// 无网络且无缓存数据
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callback.onFailure(new IOException("无网络连接且无缓存数据"));
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}
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}
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public String getPartIdByName(String partName) {
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// 先从数据库查询
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String partId = dbHelper.getPartIdByName(partName);
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if (partId != null) {
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return partId;
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}
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// 数据库中没有则尝试从服务器获取
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if (isNetworkAvailable()) {
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try {
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List<PartResponse> parts = fetchFromServer();
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dbHelper.saveParts(parts);
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// 再次从数据库查询
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return dbHelper.getPartIdByName(partName);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return null;
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}
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private List<PartResponse> fetchFromServer() throws IOException, ApiException {
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Call<ApiResponse<List<PartResponse>>> call = partService.getPartList(
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projectId,
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null, null, null, null
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);
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Response<ApiResponse<List<PartResponse>>> response = call.execute();
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if (response.isSuccessful() && response.body() != null) {
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ApiResponse<List<PartResponse>> apiResponse = response.body();
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if (apiResponse.isSuccess()) {
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return apiResponse.getData();
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} else {
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throw new ApiException(apiResponse.getCode(), apiResponse.getMsg());
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}
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} else {
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throw new IOException("请求失败，状态码: " + response.code());
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}
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}
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private void fetchFromServerAsync(final PartListCallback callback) {
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Call<ApiResponse<List<PartResponse>>> call = partService.getPartList(
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projectId,
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null, null, null, null
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);
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call.enqueue(new retrofit2.Callback<ApiResponse<List<PartResponse>>>() {
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@Override
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public void onResponse(Call<ApiResponse<List<PartResponse>>> call,
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Response<ApiResponse<List<PartResponse>>> response) {
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if (response.isSuccessful() && response.body() != null) {
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ApiResponse<List<PartResponse>> apiResponse = response.body();
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if (apiResponse.isSuccess()) {
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callback.onSuccess(apiResponse.getData());
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} else {
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callback.onFailure(new ApiException(apiResponse.getCode(), apiResponse.getMsg()));
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}
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} else {
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callback.onFailure(new IOException("请求失败，状态码: " + response.code()));
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}
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}
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@Override
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public void onFailure(Call<ApiResponse<List<PartResponse>>> call, Throwable t) {
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callback.onFailure(t);
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}
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});
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}
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private boolean isNetworkAvailable() {
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ConnectivityManager connectivityManager =
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(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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if (connectivityManager != null) {
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NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo();
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return activeNetworkInfo != null && activeNetworkInfo.isConnected();
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}
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return false;
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}
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/**
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* 带筛选条件的异步获取部件列表
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* @param keyword 关键字
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* @param manufacturer 厂商
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* @param model 型号
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* @param type 类型
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* @param callback 回调接口
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*/
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public void fetchPartListWithFilterAsync(String keyword, String manufacturer,
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String model, String type,
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PartListCallback callback) {
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Call<ApiResponse<List<PartResponse>>> call = partService.getPartList(
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projectId,
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keyword,
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manufacturer,
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model,
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type
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);
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call.enqueue(new retrofit2.Callback<ApiResponse<List<PartResponse>>>() {
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@Override
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public void onResponse(Call<ApiResponse<List<PartResponse>>> call,
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Response<ApiResponse<List<PartResponse>>> response) {
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if (response.isSuccessful() && response.body() != null) {
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ApiResponse<List<PartResponse>> apiResponse = response.body();
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if (apiResponse.isSuccess()) {
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callback.onSuccess(apiResponse.getData());
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} else {
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callback.onFailure(new ApiException(apiResponse.getCode(), apiResponse.getMsg()));
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}
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} else {
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callback.onFailure(new IOException("请求失败，状态码: " + response.code()));
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}
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}
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@Override
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public void onFailure(Call<ApiResponse<List<PartResponse>>> call, Throwable t) {
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callback.onFailure(t);
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}
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});
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}
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public interface PartListCallback {
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void onSuccess(List<PartResponse> partList);
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void onFailure(Throwable t);
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}
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public String getPartIdByNameSync(String partName) throws IOException, ApiException {
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List<PartResponse> partList = fetchPartListSync();
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for (PartResponse part : partList) {
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if (partName.equals(part.getPartName())) {
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return part.getPartId();
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}
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}
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return null;
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}
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/**
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* 异步根据部件名称获取部件ID
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* @param partName 要查找的部件名称
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* @param callback 回调接口
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*/
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public void getPartIdByNameAsync(String partName, PartIdCallback callback) {
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fetchPartListAsync(new PartListCallback() {
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@Override
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public void onSuccess(List<PartResponse> partList) {
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for (PartResponse part : partList) {
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if (partName.equals(part.getPartName())) {
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callback.onSuccess(part.getPartId());
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return;
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}
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}
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callback.onSuccess(null);
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}
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@Override
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public void onFailure(Throwable t) {
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callback.onFailure(t);
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}
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});
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}
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public interface PartIdCallback {
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void onSuccess(String partId);
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void onFailure(Throwable t);
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}
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public static class ApiException extends Exception {
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private final int code;
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public ApiException(int code, String message) {
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super(message);
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this.code = code;
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}
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public int getCode() {
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return code;
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}
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}
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}
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@ -0,0 +1,86 @@
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package com.example.myapplication.Tool;
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import android.Manifest;
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import android.app.Activity;
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import android.content.pm.PackageManager;
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import android.os.Build;
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import androidx.core.app.ActivityCompat;
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import androidx.core.content.ContextCompat;
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public class PermissionUtils {
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// 请求码
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public static final int REQUEST_STORAGE_PERMISSION = 101;
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public static final int REQUEST_MEDIA_PERMISSION = 102; // Android 13+ 媒体权限
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// 检查并请求所有必要权限
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public static boolean checkAndRequestPermissions(Activity activity) {
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
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// Android 14+ 需要检查媒体权限（如果要访问媒体文件）
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return checkMediaPermissions(activity);
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} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
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// Android 10-13 使用 SAF 或 MediaStore，不需要存储权限
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return true;
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} else {
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// Android 9 及以下需要传统存储权限
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return checkLegacyStoragePermission(activity);
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}
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}
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// Android 14+ 媒体权限检查
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private static boolean checkMediaPermissions(Activity activity) {
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String[] permissions;
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
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permissions = new String[]{
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Manifest.permission.READ_MEDIA_IMAGES,
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Manifest.permission.READ_MEDIA_VIDEO,
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Manifest.permission.READ_MEDIA_AUDIO
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};
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} else {
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permissions = new String[]{Manifest.permission.READ_EXTERNAL_STORAGE};
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}
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boolean allGranted = true;
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for (String perm : permissions) {
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if (ContextCompat.checkSelfPermission(activity, perm) != PackageManager.PERMISSION_GRANTED) {
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allGranted = false;
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break;
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}
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}
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if (!allGranted) {
|
||||
ActivityCompat.requestPermissions(activity, permissions, REQUEST_MEDIA_PERMISSION);
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
// Android 9 及以下传统存储权限
|
||||
private static boolean checkLegacyStoragePermission(Activity activity) {
|
||||
if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE)
|
||||
!= PackageManager.PERMISSION_GRANTED) {
|
||||
ActivityCompat.requestPermissions(activity,
|
||||
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
|
||||
REQUEST_STORAGE_PERMISSION);
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
// 处理权限请求结果
|
||||
public static boolean handlePermissionResult(int requestCode,
|
||||
String[] permissions, int[] grantResults) {
|
||||
if (grantResults.length == 0) return false;
|
||||
|
||||
if (requestCode == REQUEST_STORAGE_PERMISSION ||
|
||||
requestCode == REQUEST_MEDIA_PERMISSION) {
|
||||
for (int result : grantResults) {
|
||||
if (result != PackageManager.PERMISSION_GRANTED) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,89 @@
|
|||
package com.example.myapplication.Tool;
|
||||
|
||||
import android.content.Context;
|
||||
|
||||
import com.chaquo.python.Python;
|
||||
import com.chaquo.python.android.AndroidPlatform;
|
||||
import com.google.gson.Gson;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
public class ReportGeneratorHelper {
|
||||
|
||||
private Context context;
|
||||
|
||||
public ReportGeneratorHelper(Context context) {
|
||||
this.context = context;
|
||||
if (!Python.isStarted()) {
|
||||
Python.start(new AndroidPlatform(context));
|
||||
}
|
||||
}
|
||||
|
||||
public void generateReport(String templateContent, String outputPath,
|
||||
String turbineId, String testDate,
|
||||
List<ImageData> imageDataList,
|
||||
String weather, String temperature, String humidity,
|
||||
String startDate, String endDate,
|
||||
ReportGenerationCallback callback) {
|
||||
try {
|
||||
Python py = Python.getInstance();
|
||||
|
||||
// 转换Java的ImageData列表为Python可接受的格式
|
||||
List<List<Object>> pyImageData = new ArrayList<>();
|
||||
for (ImageData data : imageDataList) {
|
||||
List<Object> item = new ArrayList<>();
|
||||
item.add(data.getImagePath());
|
||||
item.add(data.getResistance());
|
||||
pyImageData.add(item);
|
||||
}
|
||||
|
||||
// 准备配置字典
|
||||
Map<String, Object> config = new HashMap<>();
|
||||
config.put("template_content", templateContent);
|
||||
config.put("output_path", outputPath);
|
||||
config.put("turbine_id", turbineId);
|
||||
config.put("test_date", testDate);
|
||||
config.put("image_data", pyImageData);
|
||||
config.put("weather", weather);
|
||||
config.put("temperature", temperature);
|
||||
config.put("humidity", humidity);
|
||||
config.put("start_date", startDate);
|
||||
config.put("end_date", endDate);
|
||||
String jsonConfig = new Gson().toJson(config);
|
||||
// 调用Python模块
|
||||
py.getModule("report_generator")
|
||||
.callAttr("generate_report_from_java", jsonConfig);
|
||||
// 成功回调
|
||||
callback.onSuccess(outputPath);
|
||||
|
||||
} catch (Exception e) {
|
||||
callback.onError(e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
public interface ReportGenerationCallback {
|
||||
void onSuccess(String outputPath);
|
||||
void onError(String errorMessage);
|
||||
}
|
||||
|
||||
public static class ImageData {
|
||||
private String imagePath;
|
||||
private String resistance;
|
||||
|
||||
public ImageData(String imagePath, String resistance) {
|
||||
this.imagePath = imagePath;
|
||||
this.resistance = resistance;
|
||||
}
|
||||
|
||||
public String getImagePath() {
|
||||
return imagePath;
|
||||
}
|
||||
|
||||
public String getResistance() {
|
||||
return resistance;
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue