Kotlin高仿微信-第2篇-登录

Kotlin高仿微信-项目实践58篇详细讲解了各个功能点，包括：注册、登录、主页、单聊(文本、表情、语音、图片、小视频、视频通话、语音通话、红包、转账)、群聊、个人信息、朋友圈、支付服务、扫一扫、搜索好友、添加好友、开通VIP等众多功能。

Kotlin高仿微信-项目实践58篇，点击查看详情

效果图：

实现代码：

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:app="http://schemas.android.com/apk/res-auto">

    <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/login_root_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/wc_base_bg">


        <include
            layout="@layout/wc_base_top_title"/>

        <androidx.appcompat.widget.AppCompatImageView
            android:id="@+id/login_icon"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="120dp"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/login_root_layout"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            android:src="@drawable/wc_logo3"/>

        <TextView
            android:id="@+id/login_account_tv"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="20dp"
            android:layout_marginTop="60dp"
            android:text="@string/user_account"
            android:textSize="16sp"
            android:textColor="@color/color_171717"
            android:layout_marginBottom="@dimen/distance_40"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/login_icon"/>

        <EditText
            android:id="@+id/login_account"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginEnd="20dp"
            android:layout_marginStart="70dp"
            android:paddingLeft="10dp"
            android:paddingVertical="8dp"
            android:inputType="textEmailAddress"
            app:layout_constraintEnd_toStartOf="@+id/login_account_tv"
            app:layout_constraintTop_toTopOf="@+id/login_account_tv"
            app:layout_constraintBottom_toBottomOf="@+id/login_account_tv"
            android:background="@drawable/base_edittext_selector"
            android:hint="@string/login_user_tip"
            android:textColorHint="@color/gray"
            android:textSize="18sp"
            android:text=""
            android:textColor="@color/gray_text" />


        <TextView
            android:id="@+id/login_password_tv"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="20dp"
            android:layout_marginTop="50dp"
            android:text="@string/login_password"
            android:textSize="16sp"
            android:textColor="@color/black"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/login_account_tv" />

        <EditText
            android:id="@+id/login_password"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginEnd="20dp"
            android:layout_marginStart="70dp"
            android:paddingLeft="10dp"
            android:paddingVertical="10dp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/login_password_tv"
            app:layout_constraintTop_toTopOf="@+id/login_password_tv"
            app:layout_constraintBottom_toBottomOf="@+id/login_password_tv"
            android:hint="@string/login_password_tip"
            android:textColorHint="@color/gray"
            android:textSize="16sp"
            android:inputType="textPassword"
            android:background="@drawable/base_edittext_selector"
            android:text=""
            android:textColor="@color/gray_text" />


        <androidx.appcompat.widget.AppCompatButton
            android:id="@+id/btn_register"
            android:layout_width="140dp"
            android:layout_height="wrap_content"
            android:background="@drawable/wc_base_green_selector"
            android:layout_marginTop="80dp"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@+id/btn_login"
            app:layout_constraintTop_toBottomOf="@+id/login_password_tv"
            android:text="@string/register"
            android:textColor="@color/white"
            android:textSize="18sp"
            android:textStyle="bold"/>


        <androidx.appcompat.widget.AppCompatButton
            android:id="@+id/btn_login"
            android:layout_width="140dp"
            android:layout_height="wrap_content"
            android:background="@drawable/wc_base_green_selector"
            app:layout_constraintTop_toTopOf="@+id/btn_register"
            app:layout_constraintBottom_toBottomOf="@+id/btn_register"
            app:layout_constraintStart_toEndOf="@+id/btn_register"
            app:layout_constraintEnd_toEndOf="parent"
            android:textColor="@color/white"
            android:text="@string/login"
            android:textSize="18sp"
            android:textStyle="bold"/>


    </androidx.constraintlayout.widget.ConstraintLayout>
</layout>

/**
 * Author : wangning
 * Email : maoning20080809@163.com
 * Date : 2022/4/19 14:41
 * Description : 登录页面
 */
class LoginFragment : BaseDataBindingFragment<WcMainLoginBinding>() , ServiceConnection {

    override fun getLayoutRes() = R.layout.wc_main_login
    private val userViewModel : UserViewModel by viewModels()
    private var account: String = ""
    private var password: String = ""
    private var xmppService: XmppService? = null
    private var navController : NavController? = null
    //是否在注册成功页面，注册成功返回
    private var isRegisterBack:Boolean = false

    override fun onAttach(context: Context) {
        super.onAttach(context)
    }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
    }

    override fun onActivityCreated(savedInstanceState: Bundle?) {
        super.onActivityCreated(savedInstanceState)
    }

    override fun onStart() {
        super.onStart()
    }

    override fun onConfigurationChanged(newConfig: Configuration) {
        super.onConfigurationChanged(newConfig)
    }

    override fun onHiddenChanged(hidden: Boolean) {
        super.onHiddenChanged(hidden)
        if(!hidden){
            getFocus();
        }
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        initViews()
    }

    private fun initViews() {
        super.builder().setTitleContent(R.string.wc_base_top_login)
        base_top_back.setOnClickListener {
            System.exit(1)
        }
        navController = Navigation.findNavController(btn_register)
        navController?.previousBackStackEntry?.savedStateHandle?.getLiveData<Boolean>(CommonUtils.User.IS_REGISTER_BACK)?.observe(viewLifecycleOwner){
          isRegisterBack = it
        }

        var intent = Intent(requireActivity(), XmppService::class.java)
        requireActivity().bindService(intent, this , BIND_AUTO_CREATE)

        btn_register.setOnClickListener {
            Navigation.findNavController(it).navigate(R.id.action_register)
        }

        btn_login.setOnClickListener { login() }

        var accountTemp = DataStoreUtils.get(DataStoreParams.User.DS_ACCOUNT, "") as String
        var passwordTemp = DataStoreUtils.get(DataStoreParams.User.DS_PASSWORD, "") as String
        CoroutineScope(Dispatchers.Main).launch {
            delay(200)
            login_account.setText(accountTemp)
            login_password.setText(passwordTemp)
        }

        login_root_layout.setOnClickListener {
            TagUtils.d("点击根节点 Click ")
            SoftInputUtils.hideSoftInput(login_account)
        }

        userViewModel.insertUserData.observe(viewLifecycleOwner){
            //如果同步成功，则重新登录
            if(it){
                DataStoreUtils.put(DataStoreParams.User.DS_OPENFILE_REGISTER, true)
                login()
            } else {
                ToastUtils.makeText(requireActivity(), BaseUtils.getString(R.string.wc_login_failure))
                dismissLoadingDialog()
            }
        }
    }


    private var loadingUtils : BaseDialogUtils? = null
    //显示加载对话框
    private fun showLoadingDialog(){
        loadingUtils = BaseDialogUtils(requireActivity())
        loadingUtils!!.builder()
            .hideCancel()
            .hideConfirm()
            .setCancelable(true)
            .setOnLoadingClick(object : BaseDialogUtils.OnLoadingClick{
                override fun onClickCancel() {
                    ToastUtils.makeText(requireActivity(), "对话框取消按钮")
                }

                override fun onClickConfirm() {
                    ToastUtils.makeText(requireActivity(), "对话框确定按钮")
                }
            })
        loadingUtils?.show()
    }

    //隐藏加载对话框
    private fun dismissLoadingDialog(){
        loadingUtils?.dismiss()
    }

    //登录
    private fun login() {
        var isRegisterSuccess = DataStoreUtils.get(DataStoreParams.User.DS_OPENFILE_REGISTER, false) as Boolean
        TagUtils.d("login 开始 ${isRegisterSuccess}")
        account = login_account.text.toString()
        password = login_password.getText().toString()
        if (account?.length == 0 || password?.length == 0) {
            ToastUtils.makeText(requireActivity(), "帐号或密码不能为空")
            return
        } else if (!isRegisterSuccess && isRegisterBack){
            var name = DataStoreUtils.get(DataStoreParams.User.DS_NICKNAME, "") as String
            if(TextUtils.isEmpty(name)){
                name = account
            }
            //如果在openfire注册成功，没有同步到web服务器，点击登录按钮，则重新同步
            var userBean = UserBean(account = account, name = name, nickName = name,  address = "", email = "",phone = "", avatar = "", birthday = "", note = "")
            userViewModel.insertUser(userBean)
        } else {
            SoftInputUtils.hideSoftInput(login_account)
            showLoadingDialog()
            try {
                xmppService?.login(account, password)
            } catch (e : Exception) {
                e.printStackTrace()
                //ToastUtils.makeText(R.string.wc_login_failure)
                dismissLoadingDialog()
            }
        }
    }

    /*private fun initCall() {
        //在前台了，发送广播 调起权限判断弹窗
        val viop = Intent()
        val intent: Intent = requireActivity().intent
        viop.putExtra("room", intent.getStringExtra("room"))
        viop.putExtra("audioOnly", intent.getBooleanExtra("audioOnly", false))
        viop.putExtra("inviteId", intent.getStringExtra("inviteId"))
        viop.putExtra("inviteUserName", intent.getStringExtra("inviteUserName"))
        //        viop.putExtra("msgId", intent.getLongExtra("msgId", 0));
        viop.putExtra("userList", intent.getStringExtra("userList"))
        viop.action = Utils.ACTION_VOIP_RECEIVER
        viop.component = ComponentName(WcApp.getInstance().getPackageName(), VoipReceiver::class.java.getName())
        WcApp.getInstance().sendBroadcast(viop)
    }*/

    private fun processLoginResult(type : Int) {
        CoroutineScope(Dispatchers.Main).launch {
            dismissLoadingDialog()
            if(type == 1){
                ToastUtils.makeText(R.string.wc_login_success)
                /*var isFromCall = requireActivity().intent.getBooleanExtra("isFromCall", false)
                if (isFromCall) { //无权限，来电申请权限会走这里
                    initCall()
                }*/
                DataStoreUtils.get(DataStoreParams.Install.DS_FIRST_INSTALL, true)
                loginSusscess()
            } else {
                ToastUtils.makeText(R.string.wc_login_failure)
            }
        }
    }

    override fun onServiceConnected(p0: ComponentName?, binder: IBinder?) {
        TagUtils.d("LoginService 连接成功")
        var xmppBinder = binder as XmppService.XmppBinder
        xmppService = xmppBinder.service
        xmppService?.setCallback(object : XmppService.LoginCallback{
            override fun onFailure() {
                //TagUtils.d("LoginFragment登录失败")
                processLoginResult(2)
            }

            override fun onSuccess(account: String, password: String) {
                TagUtils.d("LoginFragment登录成功")
                processLoginSuccess()
            }
        })
    }

    override fun onServiceDisconnected(p0: ComponentName?) {
        TagUtils.d("LoginService onServiceDisconnected 断开连接")
    }

    private fun processLoginSuccess(){
        CoroutineScope(Dispatchers.IO).launch {
            DataStoreUtils.put(DataStoreParams.User.DS_ACCOUNT, account!!)
            DataStoreUtils.put(DataStoreParams.User.DS_PASSWORD, password!!)
            DataStoreUtils.put(DataStoreParams.User.DS_USER_EXIST, false)

            //登录成功， 保存本地信息
            var userBean = UserRepository.getUserByAccount(account!!)
            TagUtils.d("登录成功：${account} , ${password} , userBean = ${userBean}")

            // 设置用户名
            WcApp.getInstance().username  = account!!
            // 添加登录回调
            SocketManager.getInstance().addUserStateCallback(object : IUserState{
                override fun userLogin() {
                    TagUtils.d("登录视频服务器成功login")
                }

                override fun userLogout() {
                    TagUtils.d("登录视频服务器失败logout")
                }
            })
            // 连接socket:登录
            SocketManager.getInstance().connect(BaseUtils.WS, account!!, 0)

            processLoginResult(1)
        }
    }


    //登录成功
    private fun loginSusscess() {
        Navigation.findNavController(btn_login).popBackStack(R.id.main_start_dest, true)
        EventBus.getDefault().post(EventMsgBean(EventMsgBean.TYPE_LOGIN_SUCCESS))
    }

    override fun onResume() {
        super.onResume()
        getFocus()
    }

    private fun getFocus(){
        view?.isFocusableInTouchMode = true
        view?.requestFocus()
        view?.setOnKeyListener { view, keyCode, event ->
            if(event.action == KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_BACK){
                System.exit(1)
            }
            true
        }
    }

}

fun login(account : String, password : String){
    CoroutineScope(Dispatchers.IO).launch {
        try {
            if(!xmppConnection.isAuthenticated){
                xmppConnection.connect()
                // 连接服务器
                xmppConnection.login(account, password)
                // 连接服务器成功，更改在线状态
                val presence = Presence(Presence.Type.available)
                xmppConnection.sendPacket(presence)
                TagUtils.d("用户登录状态：${xmppConnection.isAuthenticated} , ${xmppConnection.isConnected}")
            }
            if(xmppConnection.isAuthenticated){
                WcApp.setXmppConnection(xmppConnection)
                ChatManagerUtils.getInstance().addChatListener()
                AddFileListener.addFileListerer()
                AddFriendsListener.addSubscriptionListener()
                checkConnectionListener = CheckConnectionListener()
                xmppConnection.addConnectionListener(checkConnectionListener)

                TagUtils.d("xmpp 管理连接成功 ")

                var result = UserService.getApi().getUser(account)
                TagUtils.d("syncUser 用户返回数据：${result}")
                if(result.isSuccess){
                    //插入本地数据库
                    UserRepository.insertUser(GsonUtils.getUserBean(result.data!!))
                    //处理同步信息

                } else {
                    //如果在openfire注册成功，没有同步到web服务器,或者web服务器已经不存在该账户，只能重新创建
                    var userBean = UserBean(account = account, name = account, nickName = account,  address = "", email = "",phone = "", avatar = "", birthday = "", note = "")
                    var userStr = Gson().toJson(userBean)
                    UserRepository.insertUser(userBean)
                    UserRepository.insertUserServer(userStr)
                }

                loginCallback?.onSuccess(account, password)
            } else {
                loginCallback?.onFailure()
            }

        } catch (e: Exception){
            //ToastUtils.makeText(R.string.wc_login_failure)
            TagUtils.d("用户登录状态：${e.message}")
            e.printStackTrace()
            loginCallback?.onFailure()
        }
    }
}

//登录成功，同步数据
private fun showLoadingDialog(){
    var isFirstLogin = DataStoreUtils.get(DataStoreParams.User.DS_IS_FIRST_LOGIN, true) as Boolean
    //首次安装
    if(!isFirstLogin){
        return
    }
    var account = DataStoreUtils.getAccount()
    if(TextUtils.isEmpty(account)){
        return
    }
    var view = LayoutInflater.from(this).inflate(R.layout.wc_sync_first_data, null)

    loadingUtils = BaseDialogUtils(this)
    loadingUtils!!.builder()
        .showView(view)
        .hideCancel()
        .hideConfirm()
        .setCancelable(false)
    loadingUtils?.show()
    SyncRepository.syncFirst(account, packageName, object : ICommonCallback{
        override fun onFailure(obj: Any) {
            dismissLoadingDialog()
        }

        override fun onSuccess(obj: Any) {
            dismissLoadingDialog()
        }
    })
}