private async Task SendPictureAsync2(IMiraiHttpSession session, string path) // 发图, 不同的是使用 IMessageChainBuilder 构造消息链
{
IImageMessage msg = await session.UploadPictureAsync(UploadTarget.Group, path);
Builders.IMessageChainBuilder builder = session.GetMessageChainBuilder();
builder.Add(msg);
await session.SendGroupMessageAsync(0, builder); // 自己填群号, 一般由 IGroupMessageEventArgs 提供
}
private async Task SendPictureAsync(IMiraiHttpSession session, string path) // 发图
{
// 你也可以使用另一个重载 UploadPictureAsync(PictureTarget, Stream)
// 当 mirai-api-http 在v1.7.0以下时将使用本地的HttpListener做图片中转
// UploadTarget.Friend 对应 IMiraiSession.SendFriendMessageAsync
IImageMessage msg = await session.UploadPictureAsync(UploadTarget.Group, path);
IChatMessage[] chain = new IChatMessage[] { msg }; // 数组里边可以加上更多的 IMessageBase, 以此达到例如图文并发的情况
await session.SendGroupMessageAsync(0, chain); // 自己填群号, 一般由 IGroupMessageEventArgs 提供
}
public static async Task <IChatMessage[]> ToMiraiApiHttpMessages(this IGreenOnionsMessages greenOnionsMessage, IMiraiHttpSession session, UploadTarget uploadTarget)
{
List <IChatMessage> miraiApiHttpMessages = new List <IChatMessage>();
List <Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessageNode> nodes = new List <Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessageNode>();
for (int i = 0; i < greenOnionsMessage.Count; i++)
{
if (greenOnionsMessage[i] is IGreenOnionsTextMessage txtMsg)
{
miraiApiHttpMessages.Add(new Mirai.CSharp.HttpApi.Models.ChatMessages.PlainMessage(txtMsg.Text));
}
else if (greenOnionsMessage[i] is IGreenOnionsImageMessage imgMsg)
{
if (!string.IsNullOrEmpty(imgMsg.Url))
{
string url = null;
string path = null;
if (File.Exists(imgMsg.Url))
{
path = imgMsg.Url;
}
else
{
url = imgMsg.Url;
}
miraiApiHttpMessages.Add(new Mirai.CSharp.HttpApi.Models.ChatMessages.ImageMessage(null, url, path));
}
else if (!string.IsNullOrEmpty(imgMsg.Base64Str))
{
using (MemoryStream ms = imgMsg.MemoryStream)
{
miraiApiHttpMessages.Add(await session.UploadPictureAsync(uploadTarget, ms));
}
}
}
else if (greenOnionsMessage[i] is IGreenOnionsAtMessage atMsg)
{
if (atMsg.AtId == -1)
{
miraiApiHttpMessages.Add(new Mirai.CSharp.HttpApi.Models.ChatMessages.AtAllMessage());
}
else
{
miraiApiHttpMessages.Add(new Mirai.CSharp.HttpApi.Models.ChatMessages.AtMessage(atMsg.AtId));
}
}
else if (greenOnionsMessage[i] is IGreenOnionsForwardMessage forwardMsg)
{
for (int j = 0; j < forwardMsg.ItemMessages.Count; j++)
{
Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessageNode node = new Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessageNode()
{
Id = i * j + j,
Name = forwardMsg.ItemMessages[j].NickName,
QQNumber = forwardMsg.ItemMessages[j].QQid,
Time = DateTime.Now,
Chain = (await ToMiraiApiHttpMessages(forwardMsg.ItemMessages[j].itemMessage, session, uploadTarget)).Select(msg => msg as Mirai.CSharp.HttpApi.Models.ChatMessages.IChatMessage).ToArray(),
};
nodes.Add(node);
}
}
}
if (nodes.Count > 0)
{
Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessage forwardMessage = new Mirai.CSharp.HttpApi.Models.ChatMessages.ForwardMessage(nodes.ToArray());
miraiApiHttpMessages.Add(forwardMessage);
}
return(miraiApiHttpMessages.ToArray());
}