/// <summary>
/// 获取上传结果
/// </summary>
/// <param name="context"></param>
/// <param name="isImg"></param>
/// <returns></returns>
private static async Task <LayIMCommonResult> GetUploadResult(HttpContext context, bool isImg)
{
bool userUseApi = isImg ? LayIMServiceLocator.Options.UIConfig.UseUploadImage : LayIMServiceLocator.Options.UIConfig.UseUploadFile;
if (userUseApi == false)
{
return(LayIMCommonResult.Error("未开启上传接口，非法的请求"));
}
var uploadResult = await uploader.Value.Upload(context);
if (string.IsNullOrEmpty(uploadResult?.FileUrl))
{
return(LayIMCommonResult.Error("上传失败"));
}
object result;
if (isImg)
{
result = new { src = uploadResult.FileUrl };
}
else
{
result = new { src = uploadResult.FileUrl, name = uploadResult.FileName };
}
return(LayIMCommonResult.Result(result));
}
/// <summary>
/// 获取群员列表
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private static async Task <LayIMCommonResult> GetGroupMembers(HttpContext context)
{
if (LayIMServiceLocator.Options.UIConfig.UseGroup == false)
{
return(LayIMCommonResult.Error("未开启群组接口"));
}
context.Request.Query.TryGetValue("id", out var groupId);
var res = await storage.Value.GetGroupMembers(context.UserId(), groupId);
return(LayIMCommonResult.Result(res));
}
public async Task Dispatch(ILayIMDispatcher dispatcher, HttpContext context)
{
string currentUserId = GetCurrentUserId(context);
if (string.IsNullOrEmpty(currentUserId))
{
context.Response.ContentType = "application/json;charset=utf-8;";
context.Response.StatusCode = StatusCodes.Status401Unauthorized;
await context.Response.WriteAsync(JsonUtil.ToJSON(LayIMCommonResult.Error("Unauthorized")));
return;
}
//save current user id in http context
context.Items.TryAdd(LayIMGlobal.USER_KEY, currentUserId);
await dispatcher.Dispatch(context);
}
/// <summary>
/// 保存聊天消息
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private static Task <LayIMCommonResult> SaveChatMessage(HttpContext context)
{
if (LayIMServiceLocator.Options.OtherConfig.SaveMsgAfterSend == false)
{
return(Task.FromResult(LayIMCommonResult.Error("未开启上传接口，非法的请求")));
}
storage.Value.SaveMessage(new Models.Base.LayIMMessageModel
{
From = context.UserId(),
To = context.Request.Form["to"],
Type = context.Request.Form["type"],
AddTime = DateTime.Now.ToTimestamp(),
Msg = context.Request.Form["msg"]
});
return(Task.FromResult(LayIMCommonResult.Result(1)));
}
private static async Task <LayIMCommonResult> GetChatMessages(HttpContext context)
{
if (LayIMServiceLocator.Options.UIConfig.UseHistoryPage == false)
{
return(LayIMCommonResult.Error("未开启历史消息记录接口"));
}
var query = context.Request.Query;
query.TryGetValue("type", out var type);
query.TryGetValue("id", out var id);
query.TryGetValue("stamp", out var stamp);
query.TryGetValue("page", out var page);
long.TryParse(stamp, out var timestamp);
int.TryParse(page, out var pageInt);
var msgs = await storage.Value.GetChatMessages(context.UserId(), id, type, timestamp, pageInt);
return(LayIMCommonResult.Result(msgs));
}
/// <summary>
/// 获取初始化数据
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private static async Task <LayIMCommonResult> GetInitData(HttpContext context)
{
var res = await storage.Value.GetInitData(context.UserId());
return(LayIMCommonResult.Result(res));
}
