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add "dm/messages/get" request
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olcxja 2026-05-29 09:31:58 +02:00
commit bb57c26dea
3 changed files with 60 additions and 7 deletions
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43
LarpixServer/Room/Requests.cs
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@ -29,6 +29,49 @@ public class Requests
string memberPath = $"{ROOMS_DIR}/dms/{DOMAIN}/{dmId}/members/{id};{DOMAIN}";
return Fs.Exists(memberPath);
}
public static async Task<string> GetDmMessages(string id, string dmId, string startOffset, string countStr)
{
if (!await IsMemberOfDm(id, dmId)) return "error:forbidden";
string msgDir = $"{ROOMS_DIR}/dms/{DOMAIN}/{dmId}/messages";
if (!Fs.Exists(msgDir)) return "{}";
long last = 0;
if (Fs.Exists($"{msgDir}/last"))
{
string lastStr = Encoding.UTF8.GetString(await Fs.ReadFile($"{msgDir}/last"));
long.TryParse(lastStr, out last);
}
long start = last;
if (!string.IsNullOrEmpty(startOffset) && long.TryParse(startOffset, out long s))
{
start = s;
}
int count = 50;
if (!string.IsNullOrEmpty(countStr) && int.TryParse(countStr, out int c))
{
count = Math.Min(c, 100);
}
StringBuilder sb = new StringBuilder("{");
int fetched = 0;
for (long i = start; i >= 0 && fetched < count; i--)
{
string p = $"{msgDir}/{i}";
if (Fs.Exists(p))
{
if (fetched > 0) sb.Append(',');
sb.Append($"\"{i}\":");
sb.Append(Encoding.UTF8.GetString(await Fs.ReadFile(p)));
fetched++;
}
}
sb.Append("}");
return sb.ToString();
}
public static async Task<string> GetDmKey(string id, string dmId)
{