brouter/brouter-routing-app/src/main/java/btools/routingapp/BRouterActivity.java
2022-06-08 06:52:50 +02:00

488 lines
18 KiB
Java

package btools.routingapp;
import android.app.ActivityManager;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.os.StatFs;
import android.widget.EditText;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.os.EnvironmentCompat;
import java.io.File;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import btools.router.OsmNodeNamed;
public class BRouterActivity extends AppCompatActivity implements ActivityCompat.OnRequestPermissionsResultCallback {
private static final int DIALOG_SELECTPROFILE_ID = 1;
private static final int DIALOG_EXCEPTION_ID = 2;
private static final int DIALOG_SHOW_DM_INFO_ID = 3;
private static final int DIALOG_TEXTENTRY_ID = 4;
private static final int DIALOG_VIASELECT_ID = 5;
private static final int DIALOG_NOGOSELECT_ID = 6;
private static final int DIALOG_SHOWRESULT_ID = 7;
private static final int DIALOG_ROUTINGMODES_ID = 8;
private static final int DIALOG_MODECONFIGOVERVIEW_ID = 9;
private static final int DIALOG_PICKWAYPOINT_ID = 10;
private static final int DIALOG_SELECTBASEDIR_ID = 11;
private static final int DIALOG_MAINACTION_ID = 12;
private static final int DIALOG_OLDDATAHINT_ID = 13;
private static final int DIALOG_SHOW_REPEAT_TIMEOUT_HELP_ID = 16;
private final Set<Integer> dialogIds = new HashSet<>();
private BRouterView mBRouterView;
private String[] availableProfiles;
private String selectedProfile = null;
private List<File> availableBasedirs;
private String[] basedirOptions;
private int selectedBasedir;
private String[] availableWaypoints;
private String[] routingModes;
private boolean[] routingModesChecked;
private String message = null;
private String[] availableVias;
private Set<String> selectedVias;
private List<OsmNodeNamed> nogoList;
private String errorMessage;
private String title;
private int wpCount;
/**
* Called when the activity is first created.
*/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
int memoryClass = am.getMemoryClass();
// instantiate our simulation view and set it as the activity's content
mBRouterView = new BRouterView(this, memoryClass);
mBRouterView.init();
setContentView(mBRouterView);
}
@Override
protected Dialog onCreateDialog(int id) {
AlertDialog.Builder builder;
builder = new AlertDialog.Builder(this);
builder.setCancelable(false);
switch (id) {
case DIALOG_SELECTPROFILE_ID:
builder.setTitle("Select a routing profile");
builder.setItems(availableProfiles, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
selectedProfile = availableProfiles[item];
mBRouterView.startProcessing(selectedProfile);
}
});
return builder.create();
case DIALOG_MAINACTION_ID:
builder.setTitle("Select Main Action");
builder
.setItems(new String[]
{"Download Manager", "BRouter App"}, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
if (item == 0)
startDownloadManager();
else
showDialog(DIALOG_SELECTPROFILE_ID);
}
}
)
.setNegativeButton("Close", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
finish();
}
}
);
return builder.create();
case DIALOG_SHOW_DM_INFO_ID:
builder
.setTitle("BRouter Download Manager")
.setMessage(
"*** Attention: ***\n\n" + "The Download Manager is used to download routing-data "
+ "files which can be up to 170MB each. Do not start the Download Manager " + "on a cellular data connection without a data plan! "
+ "Download speed is restricted to 16 MBit/s.").setPositiveButton("I know", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
Intent intent = new Intent(BRouterActivity.this, BInstallerActivity.class);
startActivity(intent);
showNewDialog(DIALOG_MAINACTION_ID);
}
}).setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
finish();
}
});
return builder.create();
case DIALOG_SHOW_REPEAT_TIMEOUT_HELP_ID:
builder
.setTitle("Successfully prepared a timeout-free calculation")
.setMessage(
"You successfully repeated a calculation that previously run into a timeout "
+ "when started from your map-tool. If you repeat the same request from your "
+ "maptool, with the exact same destination point and a close-by starting point, "
+ "this request is guaranteed not to time out.").setNegativeButton("Exit", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
finish();
}
});
return builder.create();
case DIALOG_OLDDATAHINT_ID:
builder
.setTitle("Local setup needs reset")
.setMessage(
"You are currently using an old version of the lookup-table " + "together with routing data made for this old table. "
+ "Before downloading new datafiles made for the new table, "
+ "you have to reset your local setup by 'moving away' (or deleting) "
+ "your <basedir>/brouter directory and start a new setup by calling the " + "BRouter App again.")
.setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
finish();
}
});
return builder.create();
case DIALOG_ROUTINGMODES_ID:
builder.setTitle(message);
builder.setMultiChoiceItems(routingModes, routingModesChecked, new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
routingModesChecked[which] = isChecked;
}
});
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
mBRouterView.configureService(routingModes, routingModesChecked);
}
});
return builder.create();
case DIALOG_EXCEPTION_ID:
builder.setTitle("An Error occured").setMessage(errorMessage).setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
mBRouterView.continueProcessing();
}
});
return builder.create();
case DIALOG_TEXTENTRY_ID:
builder.setTitle("Enter SDCARD base dir:");
builder.setMessage(message);
final EditText input = new EditText(this);
// input.setText(defaultbasedir);
builder.setView(input);
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
String basedir = input.getText().toString();
mBRouterView.startSetup(new File(basedir), true);
}
});
return builder.create();
case DIALOG_SELECTBASEDIR_ID:
builder.setTitle("Choose brouter data base dir:");
// builder.setMessage( message );
builder.setSingleChoiceItems(basedirOptions, 0, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int item) {
selectedBasedir = item;
}
});
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
if (selectedBasedir < availableBasedirs.size()) {
mBRouterView.startSetup(availableBasedirs.get(selectedBasedir), true);
} else {
showDialog(DIALOG_TEXTENTRY_ID);
}
}
});
return builder.create();
case DIALOG_VIASELECT_ID:
builder.setTitle("Check VIA Selection:");
builder.setMultiChoiceItems(availableVias, getCheckedBooleanArray(availableVias.length), new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
if (isChecked) {
selectedVias.add(availableVias[which]);
} else {
selectedVias.remove(availableVias[which]);
}
}
});
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
mBRouterView.updateViaList(selectedVias);
mBRouterView.startProcessing(selectedProfile);
}
});
return builder.create();
case DIALOG_NOGOSELECT_ID:
builder.setTitle("Check NoGo Selection:");
String[] nogoNames = new String[nogoList.size()];
for (int i = 0; i < nogoList.size(); i++)
nogoNames[i] = nogoList.get(i).name;
final boolean[] nogoEnabled = getCheckedBooleanArray(nogoList.size());
builder.setMultiChoiceItems(nogoNames, getCheckedBooleanArray(nogoNames.length), new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
nogoEnabled[which] = isChecked;
}
});
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
mBRouterView.updateNogoList(nogoEnabled);
mBRouterView.startProcessing(selectedProfile);
}
});
return builder.create();
case DIALOG_SHOWRESULT_ID:
// -3: Repeated route calculation
// -2: Unused?
// -1: Route calculated
// other: Select waypoints for route calculation
builder.setTitle(title).setMessage(errorMessage);
// Neutral button
if (wpCount == 0) {
builder.setNeutralButton("Server-Mode", (dialog, which) -> {
mBRouterView.startConfigureService();
});
} else if (wpCount == -3) {
builder.setNeutralButton("Info", (dialog, which) -> {
showRepeatTimeoutHelp();
});
} else if (wpCount >= 2) {
builder.setNeutralButton("Calc Route", (dialog, which) -> {
mBRouterView.finishWaypointSelection();
mBRouterView.startProcessing(selectedProfile);
});
}
// Positive button
if (wpCount == -3 || wpCount == -1) {
builder.setPositiveButton("Share GPX", (dialog, which) -> {
mBRouterView.shareTrack();
finish();
});
} else if (wpCount >= 0) {
String selectLabel = wpCount == 0 ? "Select from" : "Select to/via";
builder.setPositiveButton(selectLabel, (dialog, which) -> {
mBRouterView.pickWaypoints();
});
}
// Negative button
builder.setNegativeButton("Exit", (dialog, which) -> {
finish();
});
return builder.create();
case DIALOG_MODECONFIGOVERVIEW_ID:
builder.setTitle("Success").setMessage(message).setPositiveButton("Exit", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
finish();
}
});
return builder.create();
case DIALOG_PICKWAYPOINT_ID:
builder.setTitle(wpCount > 0 ? "Select to/via" : "Select from");
builder.setItems(availableWaypoints, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
mBRouterView.updateWaypointList(availableWaypoints[item]);
mBRouterView.startProcessing(selectedProfile);
}
});
return builder.create();
default:
return null;
}
}
private boolean[] getCheckedBooleanArray(int size) {
boolean[] checked = new boolean[size];
Arrays.fill(checked, true);
return checked;
}
public void selectProfile(String[] items) {
availableProfiles = items;
Arrays.sort(availableProfiles);
// show main dialog
showDialog(DIALOG_MAINACTION_ID);
}
public void startDownloadManager() {
if (!mBRouterView.hasUpToDateLookups()) {
showDialog(DIALOG_OLDDATAHINT_ID);
} else {
showDialog(DIALOG_SHOW_DM_INFO_ID);
}
}
public void selectBasedir(ArrayList<File> items, String message) {
this.message = message;
availableBasedirs = items;
ArrayList<Long> dirFreeSizes = new ArrayList<>();
for (File f : items) {
long size = 0L;
try {
StatFs stat = new StatFs(f.getAbsolutePath());
size = (long) stat.getAvailableBlocks() * stat.getBlockSize();
} catch (Exception e) { /* ignore */ }
dirFreeSizes.add(size);
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
basedirOptions = new String[items.size()];
} else {
basedirOptions = new String[items.size() + 1];
}
int bdidx = 0;
DecimalFormat df = new DecimalFormat("###0.00");
for (int idx = 0; idx < availableBasedirs.size(); idx++) {
basedirOptions[bdidx++] = availableBasedirs.get(idx) + " (" + df.format(dirFreeSizes.get(idx) / 1024. / 1024. / 1024.) + " GB free)";
}
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
basedirOptions[bdidx] = "Enter path manually";
}
showDialog(DIALOG_SELECTBASEDIR_ID);
}
public void selectRoutingModes(String[] modes, boolean[] modesChecked, String message) {
routingModes = modes;
routingModesChecked = modesChecked;
this.message = message;
showDialog(DIALOG_ROUTINGMODES_ID);
}
public void showModeConfigOverview(String message) {
this.message = message;
showDialog(DIALOG_MODECONFIGOVERVIEW_ID);
}
public void selectVias(String[] items) {
availableVias = items;
selectedVias = new HashSet<>(availableVias.length);
Collections.addAll(selectedVias, items);
showDialog(DIALOG_VIASELECT_ID);
}
public void selectWaypoint(String[] items) {
availableWaypoints = items;
showNewDialog(DIALOG_PICKWAYPOINT_ID);
}
public void showRepeatTimeoutHelp() {
showNewDialog(DIALOG_SHOW_REPEAT_TIMEOUT_HELP_ID);
}
public void selectNogos(List<OsmNodeNamed> nogoList) {
this.nogoList = nogoList;
showDialog(DIALOG_NOGOSELECT_ID);
}
private void showNewDialog(int id) {
if (dialogIds.contains(id)) {
removeDialog(id);
}
dialogIds.add(id);
showDialog(id);
}
public void showErrorMessage(String msg) {
errorMessage = msg;
showNewDialog(DIALOG_EXCEPTION_ID);
}
public void showResultMessage(String title, String msg, int wpCount) {
errorMessage = msg;
this.title = title;
this.wpCount = wpCount;
showNewDialog(DIALOG_SHOWRESULT_ID);
}
@Override
protected void onPause() {
super.onPause();
// When the activity is paused, we make sure to stop the router
mBRouterView.stopRouting();
}
public ArrayList<File> getStorageDirectories() {
ArrayList<File> list = null;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
list = new ArrayList<>(Arrays.asList(getExternalMediaDirs()));
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
list = new ArrayList<>(Arrays.asList(getExternalFilesDirs(null)));
}
ArrayList<File> res = new ArrayList<>();
if (list != null) {
for (File f : list) {
if (f != null) {
if (EnvironmentCompat.getStorageState(f).equals(Environment.MEDIA_MOUNTED))
res.add(f);
}
}
}
if (checkExternalStorageWritable()) {
res.add(Environment.getExternalStorageDirectory());
}
return res;
}
private boolean checkExternalStorageWritable() {
boolean isWritable = false;
try {
File sd = Environment.getExternalStorageDirectory();
File testDir = new File(sd, "brouter");
boolean didExist = testDir.isDirectory();
if (!didExist) {
testDir.mkdir();
}
File testFile = new File(testDir, "test" + System.currentTimeMillis());
testFile.createNewFile();
if (testFile.exists()) {
testFile.delete();
isWritable = true;
}
} catch (Throwable t) {
// ignore
}
return isWritable;
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == 0) {
if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
mBRouterView.startSetup(null, true);
} else {
mBRouterView.init();
}
}
}
}