完成 Github #7

src/main/kotlin/com/icecreamqaq/yuq/controller/util.kt

@@ -0,0 +1,41 @@
+package com.icecreamqaq.yuq.controller
+
+import com.IceCreamQAQ.Yu.annotation.Before
+import com.icecreamqaq.yuq.YuQ
+import com.icecreamqaq.yuq.message.Message
+import com.icecreamqaq.yuq.message.MessageFactory
+import com.icecreamqaq.yuq.message.MessageItem
+import com.icecreamqaq.yuq.message.MessageItemFactory
+import com.icecreamqaq.yuq.send
+import javax.inject.Inject
+import javax.inject.Named
+
+abstract class QQController {
+
+    @Inject
+    lateinit var yuq: YuQ
+
+    @Inject
+    lateinit var mf: MessageFactory
+
+    @Inject
+    lateinit var mif: MessageItemFactory
+
+
+    private val qqControllerUtilActionContextLocal: ThreadLocal<BotActionContext> = ThreadLocal()
+
+    @Before
+    fun qqControllerUtilBefore(@Named("actionContext") actionContext: BotActionContext) {
+        qqControllerUtilActionContextLocal.set(actionContext)
+    }
+
+    fun reply(msg: String) = ((qqControllerUtilActionContextLocal.get()?.message?.newMessage()
+            ?: error("当前线程没有 Action 上下文。")) + msg).send()
+
+    fun reply(msg: MessageItem) = ((qqControllerUtilActionContextLocal.get()?.message?.newMessage()
+            ?: error("当前线程没有 Action 上下文。")) + msg).send()
+
+    fun reply(msg: Message) = ((qqControllerUtilActionContextLocal.get()?.message?.newMessage()
+            ?: error("当前线程没有 Action 上下文。")) + msg).send()
+
+}