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76 lines
2.6 KiB
76 lines
2.6 KiB
package com.gyf.csams
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import android.content.Context
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import androidx.lifecycle.LiveData
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import androidx.lifecycle.MutableLiveData
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.viewModelScope
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import com.google.gson.Gson
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import com.google.gson.reflect.TypeToken
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import com.gyf.csams.util.*
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import com.orhanobut.logger.Logger
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import kotlinx.coroutines.launch
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data class TokenVo(val token: String, val studentId: String)
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class InitViewModel : ViewModel() {
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/**
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* 服务器网络状态是否正常，true=正常，false=不正常
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*/
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private val _isNetWorkWorking = MutableLiveData<Boolean>()
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val isNetWorkWorking: LiveData<Boolean> = _isNetWorkWorking
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/**
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* token
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*/
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private val _token = MutableLiveData<Boolean>()
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val token: LiveData<Boolean> = _token
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fun checkServer() {
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Logger.i("测试连接到服务端")
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_isNetWorkWorking.postValue(true)
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}
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/**
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* 查询本地是否有且只有一个用户token，如果有则自动登录
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*/
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fun hasOnlyUserToken(context: Context) {
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viewModelScope.launch {
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val db = AppDatabase.getInstance(context)
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val tokenList = db?.tokenDao()?.queryAll()
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if (tokenList != null && tokenList.size == 1) {
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val currentToken: Token = tokenList[0]
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val url = Api.buildUrl(AccountApi.LoginToken)
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val action = "校验token"
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Logger.i("${action}api=$url")
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HttpClient.post(
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url,
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SimpleCallback<Boolean>(
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action = action,
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onSuccess = {
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_token.postValue(it.body)
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Logger.i("token校验结果：${it.body}")
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},
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onFail = { TODO("token校验失败") },
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type = object : TypeToken<ApiResponse<Boolean>>() {}.type
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),
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jsonBody = Gson().toJson(
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TokenVo(
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token = currentToken.token,
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studentId = currentToken.studentId
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)
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)
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)
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} else if (tokenList != null && tokenList.size > 1) {
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//TODO 实现切换历史登录帐号
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Logger.i("token数量大于一，需要手动登录")
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_token.postValue(false)
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} else {
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Logger.i("本地没有任何token，跳转到登录界面")
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_token.postValue(false)
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}
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}
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}
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} |