/// <summary>
/// Convert a byte array to an <see cref="UnlockData"/> object
/// </summary>
/// <param name="buf">Byte array</param>
/// <returns>An <see cref="UnlockData"/> object representation of the input</returns>
static int ParseUnlockBuffer(byte[] buf)
{
int position = 0;
int extra = 0;
int structSize = Marshal.SizeOf(typeof(UnlockData));
while (position < buf.Length)
{
var sData = buf.Skip(position).Take(structSize).ToArray();
UnlockData data = new UnlockData {
songID = BytesToInt32(sData, 0),
type = (unlockType)BytesToInt32(sData, 4),
unlocks = BytesToInt32(sData, 8)
};
string id = data.songID.ToString("D5");
if (id == "00000") /* Take into account where songDb is populated with unreleased songs */
{
break;
}
unlockDb.Add(id, data);
try
{
var song = songDb[id];
song.type = data.type;
songDb[id] = song;
} catch
{
Debug($"Song {id} not present in song database");
extra++;
}
position += structSize;
}
return(extra);
}
/// <summary>
/// Update unlock state of charts for song at remote
/// </summary>
/// <param name="songid">Song whose charts are to be updated</param>
/// <param name="unlocks">Unlock information for song</param>
public static async void ReportUnlock(string songid, UnlockData unlocks)
{
var content = new FormUrlEncodedContent(new Dictionary <string, string>()
{
{ "apikey", Config.API_key },
{ "songid", songid },
{ "state", unlocks.unlocks.ToString() }
}
);
var response = await client.PostAsync(Config.Server + "/api/unlocksong", content);
Utils.Debug(await response.Content.ReadAsStringAsync());
}
/// <summary>
/// Update and detect changes to song unlock states
/// </summary>
/// <returns>Changes between the two unlock statuses, if any. Empty dictionary otherwise</returns>
public static Dictionary <string, UnlockData> UpdateUnlockStates()
{
var oldUnlocks = unlockDb;
GetUnlockStates();
var changes = new Dictionary <string, UnlockData>();
foreach (var key in unlockDb.Keys)
{
if (!oldUnlocks.ContainsKey(key))
{
Log($"Key {key} was not present in past unlocks array");
continue;
}
if (unlockDb[key].unlocks != oldUnlocks[key].unlocks)
{
UnlockData value = unlockDb[key];
changes.Add(key, value);
oldUnlocks[key] = unlockDb[key];
}
}
return(changes);
}