print database connection error

Author: StageGuard

build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 group = "KonnyakuCamp"
-version = "0.3.3"
+version = "0.3.5"
 
 repositories {
     mavenLocal()

src/main/kotlin/stageguard/sctimetable/PluginMain.kt

@@ -14,6 +14,7 @@ import net.mamoe.mirai.console.plugin.jvm.KotlinPlugin
 import net.mamoe.mirai.event.GlobalEventChannel
 import net.mamoe.mirai.event.events.BotOnlineEvent
 import net.mamoe.mirai.utils.MiraiExperimentalApi
+import net.mamoe.mirai.utils.error
 import net.mamoe.mirai.utils.info
 import org.quartz.Scheduler
 import org.quartz.impl.StdSchedulerFactory
@@ -24,7 +25,7 @@ import stageguard.sctimetable.service.*
 object PluginMain : KotlinPlugin(
     JvmPluginDescription(
         id = "stageguard.sctimetable",
-        version = "0.3.3",
+        version = "0.3.5",
         name = "SuperCourseTimetable"
     )
 ) {
@@ -40,17 +41,19 @@ object PluginMain : KotlinPlugin(
 
         Database.connect()
 
-        logger.info { "Waiting target Bot ${PluginConfig.qq} goes online..." }
-
-        GlobalEventChannel.filter {
-            it is BotOnlineEvent && it.bot.id == PluginConfig.qq
-        }.subscribeOnce<BotOnlineEvent> {
-            targetBotInstance = this.bot
-            TimeProviderService.start()
-            ScheduleListenerService.start()
-            RequestHandlerService.start()
-            BotEventRouteService.start()
-        }
+        if (Database.isConnected()) {
+            logger.info { "Waiting target Bot ${PluginConfig.qq} goes online..." }
+
+            GlobalEventChannel.filter {
+                it is BotOnlineEvent && it.bot.id == PluginConfig.qq
+            }.subscribeOnce<BotOnlineEvent> {
+                targetBotInstance = this.bot
+                TimeProviderService.start()
+                ScheduleListenerService.start()
+                RequestHandlerService.start()
+                BotEventRouteService.start()
+            }
+        } else PluginMain.logger.error("Database is not connected, services will not start.")
     }
 
     override fun onDisable() {

src/main/kotlin/stageguard/sctimetable/database/Database.kt

@@ -47,21 +47,14 @@ object Database {
     } else newSuspendedTransaction(context = Dispatchers.IO, db = db) { block(this) }
 
     fun connect() {
-        try {
-            db = Database.connect(hikariDataSourceProvider())
-            connectionStatus = ConnectionStatus.CONNECTED
-            PluginMain.logger.info { "Database ${PluginConfig.database.table} is connected." }
-            initDatabase()
-        } catch (ex: Exception) {
-            when(ex) {
-                //当配置文件的配置不符合要求时throw
-                is InvalidDatabaseConfigException -> {
-                    throw ex
-                }
-            }
-        }
+        db = Database.connect(hikariDataSourceProvider())
+        connectionStatus = ConnectionStatus.CONNECTED
+        PluginMain.logger.info { "Database ${PluginConfig.database.table} is connected." }
+        initDatabase()
     }
 
+    fun isConnected() = connectionStatus == ConnectionStatus.CONNECTED
+
     private fun initDatabase() { query {
         it.addLogger(object : SqlLogger {
             override fun log(context: StatementContext, transaction: Transaction) {

src/test/kotlin/RunMirai.kt

@@ -1,3 +1,11 @@
+/*
+ * Copyright 2020-2021 KonnyakuCamp.
+ *
+ *  此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
+ *  Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
+ *
+ *  https://github.com/KonnyakuCamp/SuperCourseTimetableBot/blob/main/LICENSE
+ */
 package stageguard.sctimetable
 
 import net.mamoe.mirai.alsoLogin
@@ -14,9 +22,10 @@ suspend fun main() {
     PluginMain.load()
     PluginMain.enable()
 
-    MiraiConsole.addBot(123123123, "123123123") {
+    MiraiConsole.addBot(202746796, "xZg041O\$root&.") {
         fileBasedDeviceInfo()
     }.alsoLogin()
+
     MiraiConsole.job.join()
 
 }