部分调整

Administrator

2021-11-03 de74e5ec3fbdab065e8b91240fa1944c4b3440c2

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package com.duqing.missions.ui.login.view;
 
import android.app.Activity;
import android.graphics.Typeface;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.TypedValue;
import android.view.KeyEvent;
import android.view.View;
import android.view.inputmethod.EditorInfo;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
 
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProvider;
 
import com.duqing.missions.R;
import com.duqing.missions.base.BaseTitleBarActivity;
import com.duqing.missions.databinding.ActivityLoginBinding;
 
 
public class LoginActivity extends BaseTitleBarActivity<ActivityLoginBinding> {
 
    private LoginViewModel loginViewModel;
 
    @Override
    public void initViews() {
 
        loginViewModel = new ViewModelProvider(this, new LoginViewModelFactory()).get(LoginViewModel.class);
 
        final EditText phoneEdit = binding.editPhone;
        final EditText passwordEditText = binding.editPassword;
        final Button loginButton = binding.login;
        loginViewModel.getLoginFormState().observe(this, new Observer<LoginFormState>() {
            @Override
            public void onChanged(@Nullable LoginFormState loginFormState) {
                if (loginFormState == null) {
                    return;
                }
                loginButton.setEnabled(loginFormState.isDataValid());
                if (loginFormState.getUsernameError() != null) {
                    phoneEdit.setError(getString(loginFormState.getUsernameError()));
                }
                if (loginFormState.getPasswordError() != null) {
                    passwordEditText.setError(getString(loginFormState.getPasswordError()));
                }
            }
        });
 
        loginViewModel.getLoginResult().observe(this, new Observer<LoginResult>() {
            @Override
            public void onChanged(@Nullable LoginResult loginResult) {
                if (loginResult == null) {
                    return;
                }
                if (loginResult.getError() != null) {
                    showLoginFailed(loginResult.getError());
                }
                if (loginResult.getSuccess() != null) {
                    updateUiWithUser(loginResult.getSuccess());
                }
                setResult(Activity.RESULT_OK);
 
                //Complete and destroy login activity once successful
                finish();
            }
        });
 
        binding.txtPasswordTitle.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                binding.containerVerify.setVisibility(View.GONE);
                binding.containerPassword.setVisibility(View.VISIBLE);
                checkedStyle(binding.txtPasswordTitle);
                unCheckStyle(binding.txtVerifyTitle);
            }
        });
 
        binding.txtVerifyTitle.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                binding.containerPassword.setVisibility(View.GONE);
                binding.containerVerify.setVisibility(View.VISIBLE);
                checkedStyle(binding.txtVerifyTitle);
                unCheckStyle(binding.txtPasswordTitle);
            }
        });
 
        TextWatcher afterTextChangedListener = new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
                // ignore
            }
 
            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {
                // ignore
            }
 
            @Override
            public void afterTextChanged(Editable s) {
                loginViewModel.loginDataChanged(phoneEdit.getText().toString(),
                        passwordEditText.getText().toString());
            }
        };
        phoneEdit.addTextChangedListener(afterTextChangedListener);
        passwordEditText.addTextChangedListener(afterTextChangedListener);
        passwordEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
 
            @Override
            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                if (actionId == EditorInfo.IME_ACTION_DONE) {
                    loginViewModel.login(phoneEdit.getText().toString(),
                            passwordEditText.getText().toString());
                }
                return false;
            }
        });
 
        loginButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                loginViewModel.login(phoneEdit.getText().toString(),
                        passwordEditText.getText().toString());
            }
        });
    }
 
    public void checkedStyle(TextView textView){
        textView.setTextSize(TypedValue.COMPLEX_UNIT_SP,17);
        textView.setTypeface(Typeface.defaultFromStyle(Typeface.BOLD));
    }
 
    public void unCheckStyle(TextView textView){
        textView.setTextSize(TypedValue.COMPLEX_UNIT_SP,14);
        textView.setTypeface(Typeface.defaultFromStyle(Typeface.NORMAL));
    }
 
    private void updateUiWithUser(LoggedInUserView model) {
        String welcome = getString(R.string.welcome) + model.getDisplayName();
        // TODO : initiate successful logged in experience
        Toast.makeText(getApplicationContext(), welcome, Toast.LENGTH_LONG).show();
    }
 
    private void showLoginFailed(@StringRes Integer errorString) {
        Toast.makeText(getApplicationContext(), errorString, Toast.LENGTH_SHORT).show();
    }
}