fix 324 免登陆，删除ActionBar

cloudroam

2025-03-24 380d70f2f1cd03b314fa6de64df30eab914956ba

 app/src/main/java/com/example/firstapp/ui/login/LoginViewModel.kt

@@ -1,45 +1,60 @@
package com.example.firstapp.ui.login

import android.app.Application
import android.content.Context
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.delay
import kotlinx.coroutines.launch
import androidx.lifecycle.AndroidViewModel
import androidx.lifecycle.ViewModel
import com.example.firstapp.database.service.RetrofitClient
import com.example.firstapp.utils.Log


class LoginViewModel(application: Application) : AndroidViewModel(application) {
class LoginViewModel : ViewModel() {
    private val _loginState = MutableLiveData<Boolean>()
    val loginState: LiveData<Boolean> = _loginState

    private val _loginMessage = MutableLiveData<String>()
    val loginMessage: LiveData<String> = _loginMessage

    private val _isLoading = MutableLiveData<Boolean>()
    val isLoading: LiveData<Boolean> = _isLoading

    fun sendVerificationCode(phone: String) {
        viewModelScope.launch {
            // 这里实现发送验证码的逻辑
            // 模拟网络请求
            delay(1000)
            // 实际应用中需要调用后端API
            _isLoading.value = true
            try {
//                val response = RetrofitClient.apiService.sendVerificationCode(phone)
//                if (response.code == 200) {
                    _loginMessage.value = "验证码已发送"
//                } else {
//                    _loginMessage.value = response.msg.ifEmpty { "发送验证码失败" }
//                }
            } catch (e: Exception) {
                Log.e("LoginError", "Login failed: ${e.message}", e)
                _loginMessage.value = "网络错误，请稍后重试"
            } finally {
                _isLoading.value = false
            }
        }
    }

    fun login(phone: String, code: String) {
        viewModelScope.launch {
            // 模拟登录请求
            delay(1000)
            // 保存登录状态和手机号
            saveLoginInfo(phone)
            _loginState.value = true
            _isLoading.value = true
            try {
//                val response = RetrofitClient.apiService.verifyCode(phone, code)
//                if (response.code == 200 && response.data) {
                    _loginState.value = true
//                } else {
//                    _loginMessage.value = response.msg.ifEmpty { "登录失败" }
//                }
            } catch (e: Exception) {
                Log.e("LoginError", "Login failed: ${e.message}", e)
                _loginMessage.value = "网络错误，请稍后重试"
            } finally {
                _isLoading.value = false
            }
        }
    }

    private fun saveLoginInfo(phone: String) {
        getApplication<Application>().getSharedPreferences(
            "user_info", Context.MODE_PRIVATE
        ).edit().apply {
            putBoolean("is_logged_in", true)
            putString("phone", phone)
            apply()
        }
    }
}