feat: add status command

src/main/kotlin/cn/rtast/fancybot/commands/StatusCommand.kt

@@ -0,0 +1,46 @@
+/*
+ * Copyright © 2024 RTAkland
+ * Author: RTAkland
+ * Date: 2024/9/20
+ */
+
+
+package cn.rtast.fancybot.commands
+
+import cn.rtast.fancybot.START_UP_TIME
+import cn.rtast.rob.entity.GroupMessage
+import cn.rtast.rob.util.BaseCommand
+import cn.rtast.rob.util.ob.MessageChain
+import cn.rtast.rob.util.ob.OneBotListener
+import java.time.Instant
+
+class StatusCommand : BaseCommand() {
+    override val commandNames = listOf("/status")
+
+    override suspend fun executeGroup(listener: OneBotListener, message: GroupMessage, args: List<String>) {
+        val runtime = Runtime.getRuntime()
+        val maxMemory = runtime.maxMemory() / (1024 * 1024)
+        val allocatedMemory = runtime.totalMemory() / (1024 * 1024)
+        val freeMemory = runtime.freeMemory() / (1024 * 1024)
+        val usedMemory = allocatedMemory - freeMemory
+        val seconds = Instant.now().epochSecond - START_UP_TIME
+        val days = seconds / (24 * 3600)
+        val hours = (seconds % (24 * 3600)) / 3600
+        val minutes = (seconds % 3600) / 60
+        val remainingSeconds = seconds % 60
+        val osName = System.getProperty("os.name") ?: "未知操作系统"
+        val osArch = System.getProperty("os.arch") ?: "未知架构"
+        val javaVersion = System.getProperty("java.version") ?: "未知JDK版本"
+        val kotlinVersion = KotlinVersion.CURRENT.toString()
+        val msg = MessageChain.Builder()
+            .addText("内存占用: $usedMemory/${maxMemory}MB")
+            .addNewLine()
+            .addText("运行时间: ${days}天 ${hours}小时 ${minutes}分钟 ${remainingSeconds}秒")
+            .addNewLine()
+            .addText("操作系统: $osName / 系统架构: $osArch")
+            .addNewLine()
+            .addText("Java版本: $javaVersion / Kotlin版本: $kotlinVersion")
+            .build()
+        message.reply(msg)
+    }
+}