Handle NoSuchBot Exception

mirai-api-http/src/main/kotlin/net/mamoe/mirai/api/http/route/AuthRouteModule.kt

@@ -21,22 +21,30 @@ fun Application.authModule() {
         }
 
         miraiVerify<BindDTO>("/verify", verifiedSessionKey = false) {
-            try {
-                val bot = Bot.instanceWhose(it.qq)
+            val bot = getBotOrThrow(it.qq)
             with(SessionManager) {
                 closeSession(it.sessionKey)
                 allSession[it.sessionKey] = AuthedSession(bot, EmptyCoroutineContext)
             }
             call.respondStateCode(StateCode.Success)
-            } catch (e: NoSuchElementException) {
-                call.respondStateCode(StateCode.NoBot)
-            }
         }
 
         miraiVerify<BindDTO>("/release") {
+            val bot = getBotOrThrow(it.qq)
+            val session = SessionManager[it.sessionKey] as AuthedSession
+            if (bot.uin == session.bot.uin) {
                 SessionManager.closeSession(it.sessionKey)
                 call.respondStateCode(StateCode.Success)
+            } else {
+                throw NoSuchElementException()
+            }
         }
 
     }
 }
+
+private fun getBotOrThrow(qq: Long) = try {
+    Bot.instanceWhose(qq)
+} catch (e: NoSuchElementException) {
+    throw NoSuchBotException
+}
\ No newline at end of file

mirai-api-http/src/main/kotlin/net/mamoe/mirai/api/http/route/BaseRoute.kt

@@ -108,7 +108,9 @@ internal inline fun Route.intercept(crossinline blk: suspend PipelineContext<Uni
         call.respondStateCode(StateCode.IllegalSession)
     } catch (e: NotVerifiedSessionException) {
         call.respondStateCode(StateCode.NotVerifySession)
-    } catch (e: NoSuchElementException) {
+    } catch (e: NoSuchBotException) {
+        call.respondStateCode(StateCode.NoBot)
+    }catch (e: NoSuchElementException) {
         call.respondStateCode(StateCode.NoElement)
     } catch (e: IllegalAccessException) {
         call.respondStateCode(StateCode(400, e.message), HttpStatusCode.BadRequest)
@@ -189,6 +191,11 @@ object IllegalSessionException : IllegalAccessException("Session失效或不存
  */
 object NotVerifiedSessionException : IllegalAccessException("Session未激活")
 
+/**
+ * 指定Bot不存在
+ */
+object NoSuchBotException: IllegalAccessException("指定Bot不存在")
+
 /**
  * 错误参数
  */