增加退出登录接口

解决首次登陆卡顿问题

src/AccountController.kt

@@ -1,12 +1,12 @@
 package com.gyf.csams
 
 import io.ktor.application.*
-import io.ktor.features.*
 import io.ktor.request.*
 import io.ktor.response.*
 import io.ktor.routing.*
+import org.slf4j.LoggerFactory
 
-
+private val logger = LoggerFactory.getLogger(Application::class.java)
 fun Application.AccountController() {
 
     routing {
@@ -45,7 +45,9 @@ fun Application.AccountController() {
             route(path = "/login"){
                 post{
                     val userLoginVo= call.receive<UserLoginVo>()
-                    val tokenResDto:TokenResDto=AccountService.login(userLoginVo,call.request.origin.remoteHost)
+                    logger.info("执行登陆")
+                    val tokenResDto:TokenResDto=AccountService.login(userLoginVo,call.request.host())
+                    logger.info("登录请求处理完毕")
                     call.respond(ApiResponse(message = if(tokenResDto.token!=null) "登陆成功" else "账号或密码错误！！！",body = tokenResDto))
                 }
                 post(path = "/token"){
@@ -54,6 +56,14 @@ fun Application.AccountController() {
                    call.respond(ApiResponse(message = if(isValid) "令牌合法" else "令牌不合法",body = isValid))
                 }
             }
+
+            post(path = "/logout"){
+                logger.info("退出登录")
+                val userLogoutVo=call.receive<UserLogoutVo>()
+                logger.info("$userLogoutVo")
+                val flag=AccountService.logout(userLogoutVo.studentId)
+                call.respond(ApiResponse(message = if(flag) "退出成功" else "退出失败",body = flag))
+            }
         }
     }
 }

src/AccountService.kt

@@ -1,14 +1,12 @@
 package com.gyf.csams
 
+import org.jetbrains.exposed.sql.deleteWhere
 import org.jetbrains.exposed.sql.transactions.transaction
 import org.slf4j.LoggerFactory
 import java.time.ZoneOffset
 
 
-class AccountService {
+object AccountService {
-
-
-    companion object {
         private val logger = LoggerFactory.getLogger(AccountService::class.java)
         /**
          * 检查学号是否已注册,true=已注册
@@ -48,8 +46,6 @@ class AccountService {
             return transaction {
                 val user=User.find { Users.studentId eq userLoginVo.studentId }.firstOrNull()
 
-
-
                 when {
                     user==null -> {
                         logger.warn("学号：${userLoginVo.studentId}不存在")
@@ -81,11 +77,25 @@ class AccountService {
          */
         fun validToken(tokenVo: TokenVo):Boolean{
             return transaction {
-                return@transaction !UserToken.find {
+                !UserToken.find {
                     UserTokens.studentId eq tokenVo.studentId
                     UserTokens.token eq tokenVo.token
                 }.empty()
             }
         }
-    }
+
+        fun logout(studentId:String):Boolean{
+            return transaction {
+                UserTokens.deleteWhere { UserTokens.studentId eq studentId }>0
+            }
+        }
+
+        fun test(){
+            logger.info("开始测试")
+            transaction {
+                logger.info("查询到个${User.count()}用户")
+            }
+            logger.info("结束测试")
+        }
+
 }

src/MySQL.kt

@@ -43,5 +43,6 @@ fun initTable(){
         val tableList= arrayOf(Users,UserTokens)
         SchemaUtils.createMissingTablesAndColumns(*tableList)
         updateComment(*tableList)
+
     }
 }

src/TestController.kt

@@ -3,7 +3,6 @@ package com.gyf.csams
 import io.ktor.application.*
 import io.ktor.response.*
 import io.ktor.routing.*
-import org.jetbrains.exposed.sql.transactions.transaction
 import org.slf4j.LoggerFactory
 
 private val logger = LoggerFactory.getLogger(Application::class.java)
@@ -11,9 +10,7 @@ private val logger = LoggerFactory.getLogger(Application::class.java)
 fun Application.TestController(){
     routing {
         get("$ApiPathPrefix/test"){
-            transaction {
+            AccountService.test()
-                logger.info("查询到个${User.count()}用户")
-            }
             call.respond(ApiResponse(message = "成功连接服务端",body=true))
         }
     }

src/Util.kt

@@ -27,6 +27,7 @@ fun String.md5(): String {
 @Target(AnnotationTarget.CLASS,AnnotationTarget.FIELD)
 annotation class TableComment(val comment:String)
 
+
 /**
  * 表、表字段添加注释
  *

src/Vo.kt

@@ -35,6 +35,9 @@ data class UserVo(val studentId:String,val name:String)
  */
 data class UserLoginVo(val studentId: String,val password: String,val device: String)
 
+@Serializable
+data class UserLogoutVo(val studentId:String)
+
 data class UserResDto(val password:String)
 
 data class Token(val token:String,val createTime:Long,val studentId:String)