pocketcommunityclient/app/src/main/java/com/community/pocket/ui/resetpwd/ResetPwdStep1.java

package com.community.pocket.ui.resetpwd;

import android.app.Activity;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProvider;
import androidx.navigation.fragment.NavHostFragment;

import com.community.pocket.R;
import com.community.pocket.ui.BaseFragment;
import com.community.pocket.ui.listener.MyTextChange;
import com.community.pocket.ui.login.LoginActivity;
import com.community.pocket.ui.main.ui.share.Response;
import com.community.pocket.util.Param;
import com.community.pocket.util.PropertiesUtil;

import org.xutils.view.annotation.ContentView;
import org.xutils.view.annotation.Event;
import org.xutils.view.annotation.ViewInject;

import java.util.Objects;

/**
 * 重置密码第一步，输入账号邮箱
 */
@ContentView(R.layout.step1)
public class ResetPwdStep1 extends BaseFragment {

    @ViewInject(R.id.username)
    private EditText username;

    @ViewInject(R.id.email)
    private EditText email;

    private ResetPwdViewModel resetPwdViewModel;

    @ViewInject(R.id.next)
    private Button resetpwdButton;

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);

        resetPwdViewModel = new ViewModelProvider(this, new ResetPwdViewModelFactory()).get(ResetPwdViewModel.class);
        //监听表单校验状态
        resetPwdViewModel.getResetPwdFormStep1().observe(getViewLifecycleOwner(), new Observer<ResetPwdFormState.Step1>() {
            @Override
            public void onChanged(ResetPwdFormState.Step1 step1) {
                if (step1 == null) {
                    return;
                }

                resetpwdButton.setEnabled(step1.isDataValid());

                if (step1.getUsernameError() != null) {
                    username.setError(getString(step1.getUsernameError(), PropertiesUtil.getIntValue("username.length")));
                }
                if (step1.getEmailError() != null) {
                    email.setError(getString(step1.getEmailError(), PropertiesUtil.getIntValue("password.length")));
                }
            }
        });

        //监听输入框文本
        TextWatcher afterTextChangedListener = new MyTextChange() {
            @Override
            public void afterTextChanged(Editable s) {
                resetPwdViewModel.resetpwdStep1Changed(username.getText().toString(), email.getText().toString());
            }
        };

        username.addTextChangedListener(afterTextChangedListener);
        email.addTextChangedListener(afterTextChangedListener);

        //监听重置密码第一步请求
        resetPwdViewModel.getResetPwdResultStep1().observe(getViewLifecycleOwner(), new Observer<ResetPwdResponse>() {
            @RequiresApi(api = Build.VERSION_CODES.KITKAT)
            @Override
            public void onChanged(ResetPwdResponse step1) {
                if (step1 == null) {
                    return;
                }

                step1.toast(getContext());

                if (step1.getResult() == Response.Result.OK) {
                    Bundle bundle = new Bundle();
                    bundle.putString(Param.username.name(), username.getText().toString());
                    bundle.putString(Param.email.name(), email.getText().toString());

                    NavHostFragment.findNavController(ResetPwdStep1.this)
                            .navigate(R.id.action_First2Fragment_to_Second2Fragment, bundle);
                }


                Objects.requireNonNull(getActivity()).setResult(Activity.RESULT_OK);
            }
        });

    }

    //进入下一步发送验证码
    @Event(value = R.id.next)
    private void onClick(View view) {
        resetPwdViewModel.checkUser(username.getText().toString(), email.getText().toString());
    }

    //返回登陆
    @RequiresApi(api = Build.VERSION_CODES.KITKAT)
    @Event(value = R.id.back)
    private void back(View view) {
        startActivity(new Intent(getContext(), LoginActivity.class));
        Objects.requireNonNull(getActivity()).finish();
    }
}