新增 example;

修复 MessageChain 编译错误;

Author: cyanray

examples/CMakeLists.txt

@@ -23,4 +23,5 @@ api_exe(NewFriendEvent)
 api_exe(MemberJoinEvent)
 api_exe(BotEvents)
 api_exe(MemberLeaveEvent)
-api_exe(RecallEvent)
+api_exe(RecallEvent)
+api_exe(MessageType)

examples/MessageType.cpp

@@ -0,0 +1,59 @@
+#include <iostream>
+#include <algorithm>
+// 使用静态库必须要在引入 mirai.h 前定义这个宏
+#define MIRAICPP_STATICLIB
+#include <mirai.h>
+
+int main()
+{
+	using namespace std;
+	using namespace Cyan;
+	system("chcp 65001");
+	MiraiBot bot("127.0.0.1", 539);
+	while (true)
+	{
+		try
+		{
+			bot.Auth("INITKEY7A3O1a9v", 1589588851_qq);
+			break;
+		}
+		catch (const std::exception& ex)
+		{
+			cout << ex.what() << endl;
+		}
+		MiraiBot::SleepSeconds(1);
+	}
+	cout << "成功登录 bot。" << endl;
+
+	bot.On<GroupMessage>(
+		[&](GroupMessage gm)
+		{
+			cout << gm.MessageChain.ToString() << endl;
+			MessageChain mc = gm.MessageChain;
+
+			// 把收到的图片再发回去
+			vector<MiraiImage> imgs = mc.GetImage();
+			if (imgs.size() != 0)
+			{
+				gm.QuoteReply(MessageChain().Plain("你发了 ").Plain(imgs.size()).Plain(" 张图"));
+				for (auto&& img : imgs)
+				{
+					gm.Reply(MessageChain().FlashImage(img));
+					MiraiBot::SleepMilliseconds(500);
+				}
+			}
+
+			// 如果有人发微笑，就问候对方 (微笑的id是14)
+			vector<int> faceId = mc.GetFace();
+			auto result = find(faceId.begin(), faceId.end(), 14);
+			if (result != faceId.end())
+			{
+				gm.QuoteReply(MessageChain().Face(14));
+			}
+
+		});
+
+	bot.EventLoop();
+
+	return 0;
+}

include/defs/message_chain.hpp

@@ -4,9 +4,12 @@
 
 #include <nlohmann/json.hpp>
 #include <sstream>
+#include <vector>
 #include "qq_types.hpp"
 #include "serializable.hpp"
 
+using std::vector;
+
 namespace Cyan
 {
 
@@ -196,6 +199,7 @@ namespace Cyan
 			}
 			return string();
 		}
+
 		vector<string> GetPlain() const
 		{
 			vector<string> res;
@@ -208,6 +212,7 @@ namespace Cyan
 			}
 			return res;
 		}
+
 		vector<MiraiImage> GetImage() const
 		{
 			vector<MiraiImage> res;