private static void AppendRaider(RaidHandle handle, Entry entry)
{
//Open the raid file
using (FileStream fs = File.Open($"./raids/{handle.full_name}/raid.json", FileMode.Open, FileAccess.ReadWrite, FileShare.None))
{
//Prepare the structure holding the data
Raid raid;
//Get UTF-8 encoded text streams
StreamReader sr = new StreamReader(fs, Encoding.UTF8);
StreamWriter sw = new StreamWriter(fs, Encoding.UTF8);
//Deserialise the JSON
raid = JsonConvert.DeserializeObject <Raid>(sr.ReadToEnd());
//Reset the stream
fs.Seek(0, SeekOrigin.Begin);
fs.SetLength(0);
//Append the raider
raid.roster.Add(entry);
//Serialise the Raid object
sw.Write(JsonConvert.SerializeObject(raid, Formatting.Indented));
sw.Flush();
}
}
/// <summary>
/// Removes a raider from the roster.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
/// <param name="entry">The handle to the user.</param>
public static bool RemoveRaider(RaidHandle handle, Entry entry)
{
//Catch any errors
return(Debug.Try(() =>
{
//Open the raid file
using (FileStream fs = File.Open($"./raids/{handle.full_name}/raid.json", FileMode.Open, FileAccess.ReadWrite, FileShare.None))
{
//Get UTF-8 encoded text streams
StreamReader sr = new StreamReader(fs, Encoding.UTF8);
StreamWriter sw = new StreamWriter(fs, Encoding.UTF8);
//Deserialise the JSON
var raid = JsonConvert.DeserializeObject <Raid>(sr.ReadToEnd());
//Reset the stream
fs.Seek(0, SeekOrigin.Begin);
fs.SetLength(0);
//Remove the raider
raid.roster.RemoveAll(e => e.Equals(entry));
//Serialise the Raid object
sw.Write(JsonConvert.SerializeObject(raid, Formatting.Indented));
sw.Flush();
}
}));
}
/// <summary>
/// Find the raider that matches the id.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
/// <param name="user_id">The user's unique ID on Discord.</param>
public static Entry?FindRaider(RaidHandle handle, ulong user_id)
{
//Catch any errors
return(Debug.Try <Entry?>(() =>
{
//Find the raider with the same id
return CoalesceRaiders(handle).First(r => r.user_id == user_id);
}, null, severity: LOG_LEVEL.INFO));
}
/// <summary>
/// Deletes the specified raid.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
public static bool DeleteRaid(RaidHandle handle)
{
//Catch any errors
return(Debug.Try(() =>
{
//Delete the raid folder and all content in it
Directory.Delete($"./raids/{handle.full_name}/", true);
}));
}
/// <summary>
/// Finds any raiders that match a given name.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
/// <param name="user_name">The user's name.</param>
public static List <Entry> FindRaiders(RaidHandle handle, string user_name)
{
//Catch any errors
return(Debug.Try(() =>
{
//Find any that match the name
return RaidManager.CoalesceRaiders(handle)
.Where(r => ResolveName(r).ToLower().Contains(user_name.ToLower()))
.ToList();
}, new List <Entry>(), severity: LOG_LEVEL.INFO));
}
private static IEnumerable <Entry> GetRosterHistory(RaidHandle handle)
{
//Open the raid file
using (FileStream fs = File.Open($"./raids/{handle.full_name}/raid.json", FileMode.Open, FileAccess.Read, FileShare.None))
{
//Get a UTF-8 encoded text stream
StreamReader sr = new StreamReader(fs, Encoding.UTF8);
//Deserialise the JSON and return the roster
return(JsonConvert.DeserializeObject <Raid>(sr.ReadToEnd()).roster);
}
}
/// <summary>
/// Gets a read-only view of the data for a given raid.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
public static Raid?GetRaidData(RaidHandle handle)
{
//Catch any errors
return(Debug.Try <Raid?>(() =>
{
//Open the raid file
using (FileStream fs = File.Open($"./raids/{handle.full_name}/raid.json", FileMode.Open, FileAccess.Read, FileShare.None))
{
//Get a UTF-8 encoded text stream
StreamReader sr = new StreamReader(fs, Encoding.UTF8);
//Deserialise the JSON and return the roster
return JsonConvert.DeserializeObject <Raid>(sr.ReadToEnd());
}
}, null));
}
/// <summary>
/// Appends a raider to the raid roster.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
/// <param name="user_name">The user's name.</param>
/// <param name="roles">A collection of roles the user can take.</param>
public static bool AppendRaider(RaidHandle handle, string user_name, bool backup, IEnumerable <string> roles)
{
//Catch any errors
return(Debug.Try(() =>
{
//Setup the entry
var entry = new Entry
{
user_id = null,
user_name = user_name,
backup = backup,
roles = roles.ToArray()
};
//Append the raider
AppendRaider(handle, entry);
}));
}
/// <summary>
/// Returns a distinct list of raiders with the most
/// up-to-date values.
/// </summary>
/// <param name="handle">The handle to the raid.</param>
public static Entry[] CoalesceRaiders(RaidHandle handle)
{
//Catch any errors
return(Debug.Try(() =>
{
//Get the roster history
var roster = GetRosterHistory(handle);
//Check if it's empty
if (roster.Count() == 0)
{
return Array.Empty <Entry>();
}
//Find the most recent entries for each user
var entries = roster.Reverse().Distinct();
//Return the most recent entries while maintaining the correct join order
return roster.Distinct()
.Select(e => entries.First(e2 => e2.Equals(e)))
.ToArray();
}, Array.Empty <Entry>()));
}