pass/app/src/main/java/info/knacki/pass/input/InputService.java

package info.knacki.pass.input;

import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.inputmethodservice.InputMethodService;
import android.view.LayoutInflater;
import android.view.View;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.ScrollView;
import android.widget.Toast;

import java.io.File;
import java.util.logging.Level;
import java.util.logging.Logger;

import info.knacki.pass.R;
import info.knacki.pass.io.FileInterfaceFactory;
import info.knacki.pass.io.OnResponseListener;
import info.knacki.pass.io.PathUtils;
import info.knacki.pass.ui.MainActivity;
import info.knacki.pass.ui.passwordList.PasswordClickListener;
import info.knacki.pass.ui.passwordList.PasswordListView;
import info.knacki.pass.ui.passwordPicker.PasswordPickerFactory;

public class InputService extends InputMethodService implements PasswordClickListener {
    protected PasswordListView fPasswordListView;
    private static final Logger log = Logger.getLogger(InputService.class.getName());
    protected View fInputView;

    @Override
    public void onStartInputView(EditorInfo info, boolean restarting) {
        super.onStartInputView(info, restarting);
        if (fPasswordListView != null) {
            fPasswordListView.reset();
        }
    }

    @SuppressLint("InflateParams")
    @Override
    public View onCreateInputView() {
        fInputView = LayoutInflater.from(this).inflate(R.layout.input, null, false);
        fPasswordListView = new PasswordListView<>(this, PathUtils.GetPassDir(this));
        ((ScrollView)fInputView.findViewById(R.id.passwordListContainer)).addView(fPasswordListView);
        fInputView.findViewById(R.id.prevButton).setOnClickListener(view -> {
            InputMethodManager service = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
            if (null == service) {
                Toast.makeText(InputService.this, "Android error", Toast.LENGTH_LONG).show();
                log.log(Level.SEVERE, "Cannot get Input method service");
                return;
            }
            service.showInputMethodPicker();
        });
        fInputView.findViewById(R.id.openAppButton).setOnClickListener(view -> startActivity(new Intent(InputService.this, MainActivity.class)));
        return fInputView;
    }

    public void sendPassword(String passwordContent) {
        getCurrentInputConnection().commitText(passwordContent, passwordContent.length());
        onFinishInput();
    }

    @Override
    public void OnPasswordClicked(File f) {
        FileInterfaceFactory.GetFileInterface(this, PasswordPickerFactory.GetPasswordPicker(this, fInputView), f).ReadFile(new OnResponseListener<String>() {
            @Override
            public void OnResponse(String passwordContent) {
                sendPassword(passwordContent);
            }

            @Override
            public void OnError(String msg, Throwable e) {
                Toast.makeText(InputService.this, "Error: " + msg, Toast.LENGTH_LONG).show();
                log.log(Level.SEVERE, msg, e);
            }
        });
    }
}