impl

src/main/kotlin/JDice.kt

@@ -0,0 +1,39 @@
+package top.jie65535
+
+import net.mamoe.mirai.console.plugin.jvm.JvmPluginDescription
+import net.mamoe.mirai.console.plugin.jvm.KotlinPlugin
+import net.mamoe.mirai.event.GlobalEventChannel
+import net.mamoe.mirai.event.subscribeMessages
+import net.mamoe.mirai.message.data.MessageSource.Key.quote
+import net.mamoe.mirai.utils.info
+import kotlin.random.Random
+
+object JDice : KotlinPlugin(
+    JvmPluginDescription(
+        id = "top.jie65535.dice",
+        name = "J Dice",
+        version = "0.1.0",
+    ) {
+        author("jie65535")
+    }
+) {
+    private val regex = Regex("""(\d*)[dD](\d+)""")
+    private val random = Random(System.currentTimeMillis())
+
+    override fun onEnable() {
+        GlobalEventChannel.parentScope(this)
+            .subscribeMessages {
+                regex.finding {
+                    val (c, d) = it.destructured
+                    val count = if (c.isEmpty()) 1 else c.toInt()
+                    val top = d.toInt()
+                    if (count > 0 && top > 1) {
+                        val value = random.nextInt(count, count * top) + 1
+                        subject.sendMessage(message.quote() + value.toString())
+                    }
+                }
+            }
+
+        logger.info { "Plugin loaded. https://github.com/jie65535/JDice" }
+    }
+}

src/main/resources/META-INF/services/net.mamoe.mirai.console.plugin.jvm.JvmPlugin

@@ -0,0 +1 @@
+top.jie65535.JDice