305 lines
11 KiB
Java
305 lines
11 KiB
Java
package btools.routingapp;
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import static btools.routingapp.BInstallerView.MASK_CURRENT_RD5;
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import static btools.routingapp.BInstallerView.MASK_DELETED_RD5;
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import static btools.routingapp.BInstallerView.MASK_INSTALLED_RD5;
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import static btools.routingapp.BInstallerView.MASK_SELECTED_RD5;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.content.pm.ActivityInfo;
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import android.content.res.Resources;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.StatFs;
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import android.text.format.Formatter;
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import android.widget.Button;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.work.Constraints;
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import androidx.work.Data;
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import androidx.work.NetworkType;
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import androidx.work.OneTimeWorkRequest;
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import androidx.work.WorkInfo;
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import androidx.work.WorkManager;
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import androidx.work.WorkRequest;
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import com.google.android.material.progressindicator.LinearProgressIndicator;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.Locale;
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import btools.router.RoutingHelper;
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public class BInstallerActivity extends AppCompatActivity {
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private static final int DIALOG_CONFIRM_DELETE_ID = 1;
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public static boolean downloadCanceled = false;
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private File mBaseDir;
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private BInstallerView mBInstallerView;
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private Button mButtonDownload;
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private TextView mSummaryInfo;
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private LinearProgressIndicator mProgressIndicator;
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public static long getAvailableSpace(String baseDir) {
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StatFs stat = new StatFs(baseDir);
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
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return stat.getAvailableBlocksLong() * stat.getBlockSizeLong();
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} else {
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//noinspection deprecation
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return (long) stat.getAvailableBlocks() * stat.getBlockSize();
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}
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
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setContentView(R.layout.activity_binstaller);
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mSummaryInfo = findViewById(R.id.textViewSegmentSummary);
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mBInstallerView = findViewById(R.id.BInstallerView);
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mBInstallerView.setOnSelectListener(
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() -> {
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updateDownloadButton();
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}
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);
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mButtonDownload = findViewById(R.id.buttonDownload);
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mButtonDownload.setOnClickListener(
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view -> {
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if (mBInstallerView.getSelectedTiles(MASK_DELETED_RD5).size() > 0) {
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showConfirmDelete();
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} else if (mBInstallerView.getSelectedTiles(MASK_SELECTED_RD5).size() > 0) {
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downloadSelectedTiles();
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} else {
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downloadInstalledTiles();
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}
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}
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);
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mProgressIndicator = findViewById(R.id.progressDownload);
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mBaseDir = ConfigHelper.getBaseDir(this);
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scanExistingFiles();
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}
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private String getSegmentsPlural(int count) {
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Resources res = getResources();
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return res.getQuantityString(R.plurals.numberOfSegments, count, count);
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}
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private void updateDownloadButton() {
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final ArrayList<Integer> selectedTilesDownload = mBInstallerView.getSelectedTiles(MASK_SELECTED_RD5);
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final ArrayList<Integer> selectedTilesUpdate = mBInstallerView.getSelectedTiles(MASK_INSTALLED_RD5);
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final ArrayList<Integer> selectedTilesDelete = mBInstallerView.getSelectedTiles(MASK_DELETED_RD5);
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mSummaryInfo.setText("");
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if (selectedTilesDelete.size() > 0) {
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mButtonDownload.setText(getString(R.string.action_delete, getSegmentsPlural(selectedTilesDelete.size())));
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mButtonDownload.setEnabled(true);
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} else if (selectedTilesDownload.size() > 0) {
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long tileSize = 0;
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for (int tileIndex : selectedTilesDownload) {
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tileSize += BInstallerSizes.getRd5Size(tileIndex);
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}
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mButtonDownload.setText(getString(R.string.action_download, getSegmentsPlural(selectedTilesDownload.size())));
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mButtonDownload.setEnabled(true);
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mSummaryInfo.setText(getString(R.string.summary_segments, Formatter.formatFileSize(this, tileSize), Formatter.formatFileSize(this, getAvailableSpace(mBaseDir.getAbsolutePath()))));
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} else if (selectedTilesUpdate.size() > 0) {
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mButtonDownload.setText(getString(R.string.action_update, getSegmentsPlural(selectedTilesUpdate.size())));
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mButtonDownload.setEnabled(true);
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} else {
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mButtonDownload.setText(getString(R.string.action_select));
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mButtonDownload.setEnabled(false);
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}
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}
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private void deleteRawTracks() {
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File modeDir = new File(mBaseDir, "brouter/modes");
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String[] fileNames = modeDir.list();
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if (fileNames == null) return;
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for (String fileName : fileNames) {
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if (fileName.endsWith("_rawtrack.dat")) {
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File f = new File(modeDir, fileName);
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f.delete();
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}
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}
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}
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public void downloadAll(ArrayList<Integer> downloadList) {
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ArrayList<String> urlparts = new ArrayList<>();
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for (Integer i : downloadList) {
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urlparts.add(baseNameForTile(i));
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}
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downloadCanceled = false;
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Data inputData = new Data.Builder()
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.putStringArray(DownloadWorker.KEY_INPUT_SEGMENT_NAMES, urlparts.toArray(new String[0]))
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.build();
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Constraints constraints = new Constraints.Builder()
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.setRequiredNetworkType(NetworkType.CONNECTED)
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.build();
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WorkRequest downloadWorkRequest =
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new OneTimeWorkRequest.Builder(DownloadWorker.class)
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.setInputData(inputData)
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.setConstraints(constraints)
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.build();
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WorkManager workManager = WorkManager.getInstance(getApplicationContext());
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workManager.enqueue(downloadWorkRequest);
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workManager
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.getWorkInfoByIdLiveData(downloadWorkRequest.getId())
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.observe(this, workInfo -> {
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if (workInfo != null) {
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if (workInfo.getState() == WorkInfo.State.ENQUEUED) {
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Toast.makeText(this, "Download scheduled. Check internet connection if it doesn't start.", Toast.LENGTH_LONG).show();
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mProgressIndicator.hide();
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mProgressIndicator.setIndeterminate(true);
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mProgressIndicator.show();
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}
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if (workInfo.getState() == WorkInfo.State.RUNNING) {
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Data progress = workInfo.getProgress();
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String segmentName = progress.getString(DownloadWorker.PROGRESS_SEGMENT_NAME);
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int percent = progress.getInt(DownloadWorker.PROGRESS_SEGMENT_PERCENT, 0);
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if (percent > 0) {
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mProgressIndicator.setIndeterminate(false);
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}
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mProgressIndicator.setProgress(percent);
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}
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if (workInfo.getState().isFinished()) {
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String result;
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switch (workInfo.getState()) {
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case FAILED:
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result = "Download failed";
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break;
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case CANCELLED:
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result = "Download cancelled";
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break;
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case SUCCEEDED:
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result = "Download succeeded";
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break;
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default:
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result = "";
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}
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if (workInfo.getState() != WorkInfo.State.FAILED) {
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Toast.makeText(this, result, Toast.LENGTH_SHORT).show();
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} else {
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String error = workInfo.getOutputData().getString(DownloadWorker.KEY_OUTPUT_ERROR);
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Toast.makeText(this, result + ": " + error, Toast.LENGTH_LONG).show();
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}
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mProgressIndicator.hide();
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scanExistingFiles();
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}
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}
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});
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deleteRawTracks(); // invalidate raw-tracks after data update
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}
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@Override
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protected Dialog onCreateDialog(int id) {
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AlertDialog.Builder builder;
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switch (id) {
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case DIALOG_CONFIRM_DELETE_ID:
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builder = new AlertDialog.Builder(this);
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builder
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.setTitle("Confirm Delete")
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.setMessage("Really delete?").setPositiveButton("Yes", new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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deleteSelectedTiles();
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}
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}).setNegativeButton("No", new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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}
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});
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return builder.create();
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default:
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return null;
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}
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}
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public void showConfirmDelete() {
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showDialog(DIALOG_CONFIRM_DELETE_ID);
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}
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private void scanExistingFiles() {
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mBInstallerView.clearAllTilesStatus(MASK_CURRENT_RD5 | MASK_INSTALLED_RD5 | MASK_DELETED_RD5 | MASK_SELECTED_RD5);
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scanExistingFiles(new File(mBaseDir, "brouter/segments4"));
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File secondary = RoutingHelper.getSecondarySegmentDir(new File(mBaseDir, "brouter/segments4"));
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if (secondary != null) {
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scanExistingFiles(secondary);
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}
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}
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private void scanExistingFiles(File dir) {
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String[] fileNames = dir.list();
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if (fileNames == null) return;
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String suffix = ".rd5";
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for (String fileName : fileNames) {
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if (fileName.endsWith(suffix)) {
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String basename = fileName.substring(0, fileName.length() - suffix.length());
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int tileIndex = tileForBaseName(basename);
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mBInstallerView.setTileStatus(tileIndex, MASK_INSTALLED_RD5);
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long age = System.currentTimeMillis() - new File(dir, fileName).lastModified();
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if (age < 10800000) mBInstallerView.setTileStatus(tileIndex, MASK_CURRENT_RD5); // 3 hours
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}
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}
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}
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private void deleteSelectedTiles() {
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ArrayList<Integer> selectedTiles = mBInstallerView.getSelectedTiles(MASK_DELETED_RD5);
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for (int tileIndex : selectedTiles) {
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new File(mBaseDir, "brouter/segments4/" + baseNameForTile(tileIndex) + ".rd5").delete();
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}
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scanExistingFiles();
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}
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private void downloadSelectedTiles() {
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ArrayList<Integer> selectedTiles = mBInstallerView.getSelectedTiles(MASK_SELECTED_RD5);
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downloadAll(selectedTiles);
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mBInstallerView.clearAllTilesStatus(MASK_SELECTED_RD5);
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}
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private void downloadInstalledTiles() {
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ArrayList<Integer> selectedTiles = mBInstallerView.getSelectedTiles(MASK_INSTALLED_RD5);
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downloadAll(selectedTiles);
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}
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private int tileForBaseName(String basename) {
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String uname = basename.toUpperCase(Locale.ROOT);
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int idx = uname.indexOf("_");
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if (idx < 0) return -1;
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String slon = uname.substring(0, idx);
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String slat = uname.substring(idx + 1);
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int ilon = slon.charAt(0) == 'W' ? -Integer.parseInt(slon.substring(1)) :
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(slon.charAt(0) == 'E' ? Integer.parseInt(slon.substring(1)) : -1);
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int ilat = slat.charAt(0) == 'S' ? -Integer.parseInt(slat.substring(1)) :
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(slat.charAt(0) == 'N' ? Integer.parseInt(slat.substring(1)) : -1);
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if (ilon < -180 || ilon >= 180 || ilon % 5 != 0) return -1;
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if (ilat < -90 || ilat >= 90 || ilat % 5 != 0) return -1;
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return (ilon + 180) / 5 + 72 * ((ilat + 90) / 5);
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}
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private String baseNameForTile(int tileIndex) {
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int lon = (tileIndex % 72) * 5 - 180;
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int lat = (tileIndex / 72) * 5 - 90;
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String slon = lon < 0 ? "W" + (-lon) : "E" + lon;
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String slat = lat < 0 ? "S" + (-lat) : "N" + lat;
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return slon + "_" + slat;
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}
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}
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