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Modify: 网络请求

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Quyunshuo
2020-08-29 11:28:13 +08:00
parent 2e4c78cdd9
commit 0d68e2a7c9
12 changed files with 211 additions and 4 deletions
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6
Lib_Base/src/main/java/com/quyunshuo/base/mvvm/m/BaseRepository.kt
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@@ -18,8 +18,6 @@ open class BaseRepository {
* @param requestBlock 请求的整体逻辑
* @return Flow<T>
*/
protected suspend fun <T> flowRequest(requestBlock: suspend FlowCollector<T>.() -> Unit) =
flow {
requestBlock()
}.flowOn(Dispatchers.IO) // 通过 flowOn 切换到 io 线程
protected fun <T> flowRequest(requestBlock: suspend FlowCollector<T>.() -> Unit) =
flow(block = requestBlock).flowOn(Dispatchers.IO) // 通过 flowOn 切换到 io 线程
}

3
Lib_Base/src/main/java/com/quyunshuo/base/mvvm/v/BaseFrameFragment.kt
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@@ -8,6 +8,7 @@ import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModel
import androidx.lifecycle.ViewModelProvider
import androidx.viewbinding.ViewBinding
import com.alibaba.android.arouter.launcher.ARouter
/**
* @Author: QuYunShuo
@@ -38,6 +39,8 @@ abstract class BaseFrameFragment<VB : ViewBinding, VM : ViewModel>(private val v
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
// ARouter 依赖注入
ARouter.getInstance().inject(this)
initView()
}
}

3
Lib_Common/src/main/java/com/quyunshuo/common/bean/TestBean.kt Normal file
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@@ -0,0 +1,3 @@
package com.quyunshuo.common.bean
data class TestBean(val msgTest: String)

11
Lib_Common/src/main/java/com/quyunshuo/common/constant/NetUrl.kt Normal file
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@@ -0,0 +1,11 @@
package com.quyunshuo.common.constant
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: NetUrl
* @Remark: 请求公共地址 统一放在此类
*/
object NetUrl {
const val url1 = "https://api.com/"
}

11
Lib_Common/src/main/java/com/quyunshuo/common/constant/SpKey.kt Normal file
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@@ -0,0 +1,11 @@
package com.quyunshuo.common.constant
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: SpKey
* @Remark: 本地存储的键 放在此类中
*/
object SpKey {
const val IS_FIRST_START = "is_first_start"
}

23
Lib_Common/src/main/java/com/quyunshuo/common/net/NetRequest.kt Normal file
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@@ -0,0 +1,23 @@
package com.quyunshuo.common.net
import com.quyunshuo.common.net.api.ApiCommonService
import com.quyunshuo.common.net.api.ApiHomeService
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: NetRequest
* @Remark: 对ApiService动态代理对象统一管理
*/
object NetRequest {
// Home Service
val homeService by lazy(mode = LazyThreadSafetyMode.NONE) {
NetServiceCreator.create(ApiHomeService::class.java)
}
// 公共接口
val commonService by lazy(mode = LazyThreadSafetyMode.NONE) {
NetServiceCreator.create(ApiCommonService::class.java)
}
}

61
Lib_Common/src/main/java/com/quyunshuo/common/net/NetServiceCreator.kt Normal file
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@@ -0,0 +1,61 @@
package com.quyunshuo.common.net
import com.quyunshuo.base.BuildConfig
import com.quyunshuo.common.constant.NetUrl
import okhttp3.OkHttpClient
import okhttp3.logging.HttpLoggingInterceptor
import retrofit2.Retrofit
import retrofit2.converter.gson.GsonConverterFactory
import java.util.concurrent.TimeUnit
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: NetServiceCreator
* @Remark: Retrofit动态代理对象获取封装
*/
object NetServiceCreator {
private const val BASE_URL = NetUrl.url1
private const val CONNECT_TIME_OUT = 15L
private const val READ_TIME_OUT = 20L
private val BODY by lazy(mode = LazyThreadSafetyMode.NONE) {
HttpLoggingInterceptor().setLevel(HttpLoggingInterceptor.Level.BODY)
}
private val NONE by lazy(mode = LazyThreadSafetyMode.NONE) {
HttpLoggingInterceptor().setLevel(HttpLoggingInterceptor.Level.NONE)
}
private val okHttpClient by lazy(mode = LazyThreadSafetyMode.SYNCHRONIZED) {
OkHttpClient.Builder()
.connectTimeout(CONNECT_TIME_OUT, TimeUnit.SECONDS) // 连接超时
.readTimeout(READ_TIME_OUT, TimeUnit.SECONDS) // 读取超时
.addInterceptor(if (BuildConfig.DEBUG) BODY else NONE) // 请求日志拦截器
.retryOnConnectionFailure(true) // 失败重连
.build()
}
private val retrofit by lazy(mode = LazyThreadSafetyMode.SYNCHRONIZED) {
Retrofit.Builder()
.baseUrl(BASE_URL)
.addConverterFactory(GsonConverterFactory.create()) // Gson转换器
.client(okHttpClient)
.build()
}
/**
* 获取service动态代理对象
* @param serviceClass 接口Class对象
*/
fun <T> create(serviceClass: Class<T>): T = retrofit.create(serviceClass)
/**
* 获取service动态代理对象
* 范型实化
*/
inline fun <reified T> create(): T = create(T::class.java)
}

9
Lib_Common/src/main/java/com/quyunshuo/common/net/api/ApiCommonService.kt Normal file
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@@ -0,0 +1,9 @@
package com.quyunshuo.common.net.api
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: ApiCommonService
* @Remark: 公共接口
*/
interface ApiCommonService

19
Lib_Common/src/main/java/com/quyunshuo/common/net/api/ApiHomeService.kt Normal file
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@@ -0,0 +1,19 @@
package com.quyunshuo.common.net.api
import com.quyunshuo.common.bean.TestBean
import retrofit2.http.GET
import retrofit2.http.Query
/**
* @Author: QuYunShuo
* @Time: 2020/8/29
* @Class: ApiService
* @Remark: Home接口
*/
interface ApiHomeService {
// Retrofit 2.6版本开始支持协程 只需要将抽象方法写成挂起函数即可
@GET()
suspend fun getTestData(@Query("test") test: String): TestBean
}

32
Lib_Main/src/main/java/com/quyunshuo/main/MainRepository.kt
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@@ -1,6 +1,7 @@
package com.quyunshuo.main
import com.quyunshuo.base.mvvm.m.BaseRepository
import com.quyunshuo.common.net.NetRequest
/**
* @Author: QuYunShuo
@@ -17,4 +18,35 @@ class MainRepository : BaseRepository() {
flowRequest<String> {
emit("嘿嘿")
}
/**
* 模拟使用网络请求接口
* 需要写成挂起函数
*/
suspend fun mockRequest() =
flowRequest<String> {
// 发起请求
// 并行请求可以使用 async await
// 例如
// // 创建一个新的协程进行请求
// val deferredRealtime = async {
// SendRequest.getRealtimeWeather(lng, lat)
// }
// // 创建一个新的协程进行请求
// val deferredDaily = async {
// SendRequest.getDailyWeather(lng, lat)
// }
// // 对两个请求获取结果
// val realtimeResponse = deferredRealtime.await()
// val dailyResponse = deferredDaily.await()
// 这两个协程是并行的 不是串行
val testData = NetRequest.homeService.getTestData("mock")
// 处理请求结果
// {if testData ... }
// 将请求结果或者是调用者需要的数据进行发射出去
emit(testData.msgTest)
}
}

26
Lib_Main/src/main/java/com/quyunshuo/main/MainViewModel.kt
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@@ -1,10 +1,14 @@
package com.quyunshuo.main
import android.util.Log
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.viewModelScope
import com.quyunshuo.base.mvvm.vm.BaseViewModel
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.catch
import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.flow.onCompletion
import kotlinx.coroutines.flow.onStart
import kotlinx.coroutines.launch
/**
@@ -26,4 +30,26 @@ class MainViewModel : BaseViewModel<MainRepository>() {
}
}
}
fun getTestString() {
viewModelScope.launch {
mRepository.getString()
.onStart {
// 获取数据之前
// 可以做loading图之类的
}
.catch {
// 处理异常 获取数据产生的异常
}
.onCompletion {
// 获取数据完成时
}
.collectLatest {
// 拿到想要的数据
Log.d("qqq", "getTestString: $it")
}
// onStart() catch() onCompletion() 都是可选的 是flow的操作符
// 例如 mRepository.getString().collectLatest { // 拿到想要的结果 }
}
}
}

11
README.md
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@@ -11,4 +11,15 @@ note: 1. 测试打包脚本
Activity/Fragment 中 可以使用 lifecycleScope,与Activity/Fragment绑定了生命周期 无需手动取消
ViewModel 中 可以使用 viewModelScope,它与ViewModel绑定了生命周期 无需手动取消
lifecycleScope和viewModelScope 默认的调度器是Main
}
第三方库{
屏幕适配 AndroidAutoSize : https://github.com/JessYanCoding/AndroidAutoSize
本地存储 MMKV : https://github.com/Tencent/MMKV
路由 ARouter : https://github.com/alibaba/ARouter
}
网络{
关于请求接口的代理接口,建议按接口的使用范围进行划分，比如公用接口单独写在一个接口里，Home页用的接口单独写在一个接口里...
然后在NetRequest类中统一委托延时初始化实例，调用者直接通过NetRequest进行选择性调用相应的代理接口
}