feat: add wiki command

src/main/kotlin/cn/rtast/fancybot/commands/lookup/WikipediaCommand.kt

@@ -0,0 +1,46 @@
+/*
+ * Copyright © 2024 RTAkland
+ * Author: RTAkland
+ * Date: 2024/9/19
+ */
+
+
+package cn.rtast.fancybot.commands.lookup
+
+import cn.rtast.fancybot.entity.wiki.WikipediaResponse
+import cn.rtast.fancybot.util.Http
+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 org.jsoup.Jsoup
+
+class WikipediaCommand : BaseCommand() {
+    override val commandNames = listOf("/wiki", "/wk")
+
+    private val wikipediaAPI = "https://proxy.rtast.cn/https/zh.wikipedia.org/w/api.php"
+
+    private fun String.extractPlainTextFromHtml(): String {
+        val doc = Jsoup.parse(this)
+        return doc.text()
+    }
+
+    override suspend fun executeGroup(listener: OneBotListener, message: GroupMessage, args: List<String>) {
+        val title = args.first()
+        val response = Http.get<WikipediaResponse>(
+            wikipediaAPI,
+            mapOf(
+                "action" to "query",
+                "list" to "search",
+                "srsearch" to title,
+                "format" to "json"
+            )
+        ).query.search.first()
+        val msg = MessageChain.Builder()
+            .addText("标题: ${response.title} 内容片段如下")
+            .addNewLine()
+            .addText(response.snippet.extractPlainTextFromHtml())
+            .build()
+        message.reply(msg)
+    }
+}