kopia lustrzana https://github.com/sh123/codec2_talkie
192 wiersze
8.2 KiB
Java
192 wiersze
8.2 KiB
Java
package com.radio.codec2talkie.storage.log;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.os.Bundle;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.TextView;
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import androidx.appcompat.app.ActionBar;
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import androidx.appcompat.app.AlertDialog;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.lifecycle.LiveData;
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import androidx.lifecycle.ViewModelProvider;
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import androidx.recyclerview.widget.DividerItemDecoration;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import com.radio.codec2talkie.R;
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import com.radio.codec2talkie.storage.log.group.LogItemGroupAdapter;
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import com.radio.codec2talkie.storage.position.PositionItemViewModel;
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import java.util.List;
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public class LogItemActivity extends AppCompatActivity {
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private static final String TAG = LogItemActivity.class.getSimpleName();
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private String _groupName;
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private LogItemViewModel _logItemViewModel;
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private PositionItemViewModel _positionItemViewModel;
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private LiveData<List<LogItem>> _logItemLiveData;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_log_view);
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ActionBar actionBar = getSupportActionBar();
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if (actionBar != null) actionBar.setDisplayHomeAsUpEnabled(true);
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// get group name to decide if filtering should be enabled
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Bundle bundle = getIntent().getExtras();
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_groupName = null;
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if (bundle != null) {
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_groupName = (String)bundle.get("groupName");
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}
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// view models
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_logItemViewModel = new ViewModelProvider(this).get(LogItemViewModel.class);
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_positionItemViewModel = new ViewModelProvider(this).get(PositionItemViewModel.class);
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// log items
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RecyclerView logItemRecyclerView = findViewById(R.id.log_item_recyclerview);
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logItemRecyclerView.setHasFixedSize(true);
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// log lines list adapter
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final LogItemAdapter adapter = new LogItemAdapter(new LogItemAdapter.LogItemDiff(), _groupName == null);
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logItemRecyclerView.setAdapter(adapter);
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LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
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linearLayoutManager.setReverseLayout(true);
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logItemRecyclerView.setLayoutManager(linearLayoutManager);
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logItemRecyclerView.addItemDecoration(new DividerItemDecoration(logItemRecyclerView.getContext(), DividerItemDecoration.VERTICAL));
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// log groups
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RecyclerView logItemGroupRecyclerView = findViewById(R.id.log_item_group_recyclerview);
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logItemGroupRecyclerView.setHasFixedSize(true);
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// groups adapter
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final LogItemGroupAdapter adapterGroup = new LogItemGroupAdapter(new LogItemGroupAdapter.LogItemGroupDiff());
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adapterGroup.setClickListener(v -> {
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TextView itemView = v.findViewById(R.id.log_view_group_item_title);
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_logItemLiveData.removeObservers(this);
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_groupName = itemView.getText().toString();
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_logItemLiveData = _logItemViewModel.getData(_groupName);
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_logItemLiveData.observe(this, adapter::submitList);
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setTitle(_groupName);
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});
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logItemGroupRecyclerView.setAdapter(adapterGroup);
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LinearLayoutManager linearLayoutManagerGroup = new LinearLayoutManager(this);
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logItemGroupRecyclerView.setLayoutManager(linearLayoutManagerGroup);
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logItemGroupRecyclerView.addItemDecoration(new DividerItemDecoration(logItemGroupRecyclerView.getContext(), DividerItemDecoration.VERTICAL));
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_logItemViewModel.getLastPositions().observe(this, adapterGroup::submitList);
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// launch with filter if group name is provided
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if (_groupName == null) {
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logItemGroupRecyclerView.setVisibility(View.GONE);
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findViewById(R.id.log_item_textview).setVisibility(View.GONE);
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findViewById(R.id.log_item_group_textview).setVisibility(View.GONE);
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_logItemLiveData = _logItemViewModel.getAllData();
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_logItemLiveData.observe(this, adapter::submitList);
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setTitle(R.string.aprs_log_view_title);
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} else {
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_logItemLiveData = _logItemViewModel.getData(_groupName);
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_logItemLiveData.observe(this, adapter::submitList);
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setTitle(_groupName);
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}
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// register live scroll
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adapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver() {
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@Override
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public void onItemRangeInserted(int positionStart, int itemCount) {
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int msgCount = adapter.getItemCount();
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int lastVisiblePosition = linearLayoutManager.findLastCompletelyVisibleItemPosition();
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//Log.i(TAG, " " + positionStart + " " + itemCount + " " + lastVisiblePosition + " " + msgCount);
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if (lastVisiblePosition == RecyclerView.NO_POSITION || (positionStart == msgCount - itemCount && lastVisiblePosition == positionStart - 1)) {
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logItemRecyclerView.scrollToPosition(msgCount - 1);
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}
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}
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});
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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getMenuInflater().inflate(R.menu.log_view_menu, menu);
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return true;
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}
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@Override
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public boolean onPrepareOptionsMenu(Menu menu) {
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if (_groupName != null) {
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menu.findItem(R.id.log_view_menu_stations).setVisible(false);
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}
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return super.onPrepareOptionsMenu(menu);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item)
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{
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int itemId = item.getItemId();
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if (itemId == android.R.id.home) {
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finish();
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return true;
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} else if (itemId == R.id.log_view_menu_clear_all) {
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deleteLogItems(-1);
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return true;
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} else if (itemId == R.id.log_view_menu_clear_1h) {
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deleteLogItems(1);
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return true;
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} else if (itemId == R.id.log_view_menu_clear_12h) {
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deleteLogItems(12);
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return true;
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} else if (itemId == R.id.log_view_menu_clear_1d) {
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deleteLogItems(24);
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return true;
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} else if (itemId == R.id.log_view_menu_clear_7d) {
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deleteLogItems(24*7);
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return true;
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} else if (itemId == R.id.log_view_menu_stations) {
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Intent logItemIntent = new Intent(this, LogItemActivity.class);
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logItemIntent.putExtra("groupName", getString(R.string.log_view_station_history));
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startActivity(logItemIntent);
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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private void deleteLogItems(int hours) {
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DialogInterface.OnClickListener deleteAllDialogClickListener = (dialog, which) -> {
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if (which == DialogInterface.BUTTON_POSITIVE) {
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if (_groupName == null) {
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if (hours == -1) {
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_logItemViewModel.deleteAllLogItems();
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_positionItemViewModel.deleteAllPositionItems();
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} else {
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_logItemViewModel.deleteLogItemsOlderThanHours(hours);
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_positionItemViewModel.deletePositionItemsOlderThanHours(hours);
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}
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} else {
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_logItemViewModel.deleteLogItems(_groupName);
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_positionItemViewModel.deletePositionItems(_groupName);
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}
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}
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};
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String alertMessage = getString(R.string.log_item_activity_delete_all_title);
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if (hours != -1) {
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alertMessage = String.format(getString(R.string.log_item_activity_delete_hours_title), hours);
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}
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if (_groupName != null) {
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alertMessage = getString(R.string.log_item_activity_delete_group_title);
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alertMessage = String.format(alertMessage, _groupName);
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}
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AlertDialog.Builder builder = new AlertDialog.Builder(this);
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builder.setMessage(alertMessage)
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.setPositiveButton(getString(R.string.yes), deleteAllDialogClickListener)
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.setNegativeButton(getString(R.string.no), deleteAllDialogClickListener).show();
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}
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}
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