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using System.Net.Http.Json;
using System.Text.Json;
using MatrixRoomUtils.Responses;
namespace MatrixRoomUtils.Authentication;
public class MatrixAccount
{
public static async Task<LoginResponse> Login(string homeserver, string username, string password)
{
Console.WriteLine($"Logging in to {homeserver} as {username}...");
homeserver = await ResolveHomeserverFromWellKnown(homeserver);
var hc = new HttpClient();
var payload = new
{
type = "m.login.password",
identifier = new
{
type = "m.id.user",
user = username
},
password = password,
initial_device_display_name = "Rory&::MatrixRoomUtils"
};
Console.WriteLine($"Sending login request to {homeserver}...");
var resp = await hc.PostAsJsonAsync($"{homeserver}/_matrix/client/r0/login", payload);
Console.WriteLine($"Login: {resp.StatusCode}");
var data = await resp.Content.ReadFromJsonAsync<JsonElement>();
if (!resp.IsSuccessStatusCode) Console.WriteLine("Login: " + data.ToString());
if (data.TryGetProperty("retry_after_ms", out var retryAfter))
{
Console.WriteLine($"Login: Waiting {retryAfter.GetInt32()}ms before retrying");
await Task.Delay(retryAfter.GetInt32());
return await Login(homeserver, username, password);
}
return data.Deserialize<LoginResponse>();
//var token = data.GetProperty("access_token").GetString();
//return token;
}
public static async Task<ProfileResponse> GetProfile(string homeserver, string mxid)
{
Console.WriteLine($"Fetching profile for {mxid} on {homeserver}...");
homeserver = await ResolveHomeserverFromWellKnown(homeserver);
var hc = new HttpClient();
var resp = await hc.GetAsync($"{homeserver}/_matrix/client/r0/profile/{mxid}");
var data = await resp.Content.ReadFromJsonAsync<JsonElement>();
if (!resp.IsSuccessStatusCode) Console.WriteLine("Profile: " + data.ToString());
return data.Deserialize<ProfileResponse>();
}
public static async Task<string> ResolveHomeserverFromWellKnown(string homeserver)
{
using var hc = new HttpClient();
Console.WriteLine($"Resolving homeserver: {homeserver}");
if (!homeserver.StartsWith("http")) homeserver = "https://" + homeserver;
if (await CheckSuccessStatus($"{homeserver}/.well-known/matrix/client"))
{
var resp = await hc.GetFromJsonAsync<JsonElement>($"{homeserver}/.well-known/matrix/client");
var hs = resp.GetProperty("m.homeserver").GetProperty("base_url").GetString();
return hs;
}
Console.WriteLine($"No client well-known...");
if (await CheckSuccessStatus($"{homeserver}/.well-known/matrix/server"))
{
var resp = await hc.GetFromJsonAsync<JsonElement>($"{homeserver}/.well-known/matrix/server");
var hs = resp.GetProperty("m.server").GetString();
return hs;
}
Console.WriteLine($"No server well-known...");
if (await CheckSuccessStatus($"{homeserver}/_matrix/client/versions")) return homeserver;
Console.WriteLine($"Failed to resolve homeserver, not on {homeserver}, nor do client or server well-knowns exist!");
throw new InvalidDataException($"Failed to resolve homeserver, not on {homeserver}, nor do client or server well-knowns exist!");
}
private static async Task<bool> CheckSuccessStatus(string url)
{
//cors causes failure, try to catch
try
{
using var hc = new HttpClient();
var resp = await hc.GetAsync(url);
return resp.IsSuccessStatusCode;
}
catch (Exception e)
{
Console.WriteLine($"Failed to check success status: {e.Message}");
return false;
}
}
}
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