mirror of
https://github.com/NoiTheCat/WorldTime.git
synced 2024-11-21 14:34:36 +00:00
Switch to Interaction Framework for slash commands
This commit is contained in:
parent
9f49e73540
commit
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6 changed files with 408 additions and 318 deletions
292
ApplicationCommands.cs
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292
ApplicationCommands.cs
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@ -0,0 +1,292 @@
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using Discord.Interactions;
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using NodaTime;
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using System.Collections.ObjectModel;
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using System.Globalization;
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using System.Text;
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namespace WorldTime;
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public class ApplicationCommands : InteractionModuleBase<ShardedInteractionContext> {
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const string ErrNotAllowed = ":x: Only server moderators may use this command.";
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const string EmbedHelpField1 = $"`/help` - {HelpHelp}\n"
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+ $"`/list` - {HelpList}\n"
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+ $"`/set` - {HelpSet}\n"
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+ $"`/remove` - {HelpRemove}";
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const string EmbedHelpField2 = $"`/set-for` - {HelpSetFor}\n`/remove-for` - {HelpRemoveFor}";
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#region Help strings
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const string HelpHelp = "Displays a list of available bot commands.";
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const string HelpList = "Shows the current time for all recently active known users.";
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const string HelpSet = "Adds or updates your time zone to the bot.";
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const string HelpSetFor = "Sets/updates time zone for a given user.";
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const string HelpRemove = "Removes your time zone information from this bot.";
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const string HelpRemoveFor = "Removes time zone for a given user.";
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#endregion
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private const string ErrInvalidZone = ":x: Not a valid zone name."
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+ " To find your time zone, refer to: <https://kevinnovak.github.io/Time-Zone-Picker/>.";
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private const string ErrNoUserCache = ":warning: Please try the command again.";
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private static readonly ReadOnlyDictionary<string, string> _tzNameMap;
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public DiscordShardedClient ShardedClient { get; set; } = null!;
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public Database Database { get; set; } = null!;
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static ApplicationCommands() {
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Dictionary<string, string> tzNameMap = new(StringComparer.OrdinalIgnoreCase);
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foreach (var name in DateTimeZoneProviders.Tzdb.Ids) tzNameMap.Add(name, name);
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_tzNameMap = new(tzNameMap);
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}
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[SlashCommand("help", HelpHelp)]
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public async Task CmdHelp() {
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var version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version!.ToString(3);
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var guildct = ShardedClient.Guilds.Count;
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var uniquetz = await Database.GetDistinctZoneCountAsync();
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await RespondAsync(embed: new EmbedBuilder() {
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Title = "Help & About",
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Description = $"World Time v{version} - Serving {guildct} communities across {uniquetz} time zones.\n\n"
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+ "This bot is provided for free, without any paywalled 'premium' features. "
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+ "If you've found this bot useful, please consider contributing via the "
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+ "bot author's page on Ko-fi: https://ko-fi.com/noithecat.",
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Footer = new EmbedFooterBuilder() {
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IconUrl = Context.Client.CurrentUser.GetAvatarUrl(),
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Text = "World Time"
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}
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}.AddField(inline: false, name: "Commands", value: EmbedHelpField1
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).AddField(inline: false, name: "Admin commands", value: EmbedHelpField2
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).AddField(inline: false, name: "Zones", value:
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"This bot accepts zone names from the IANA Time Zone Database (a.k.a. Olson Database). " +
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"A useful tool to determine yours can be found at: https://kevinnovak.github.io/Time-Zone-Picker/"
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).Build());
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}
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[RequireGuildContext]
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[SlashCommand("list", HelpList)]
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public async Task CmdList([Summary(description: "A specific user whose time to look up.")]SocketGuildUser? user = null) {
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if (!await AreUsersDownloadedAsync(Context.Guild)) {
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await RespondAsync(ErrNoUserCache, ephemeral: true);
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return;
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}
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if (user != null) {
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await CmdListUserAsync(user);
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return;
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}
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var userlist = await Database.GetGuildZonesAsync(Context.Guild.Id);
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if (userlist.Count == 0) {
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await RespondAsync(":x: Nothing to show. Register your time zones with the bot using the `/set` command.");
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return;
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}
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// Order times by popularity to limit how many are shown, group by printed name
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var sortedlist = new SortedDictionary<string, List<ulong>>();
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foreach ((string area, List<ulong> users) in userlist.OrderByDescending(o => o.Value.Count).Take(20)) {
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// Filter further to top 20 distinct timezones, even if they are not displayed in the final result
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var areaprint = TzPrint(area);
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if (!sortedlist.ContainsKey(areaprint)) sortedlist.Add(areaprint, new List<ulong>());
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sortedlist[areaprint].AddRange(users);
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}
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const int MaxSingleLineLength = 750;
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const int MaxSingleOutputLength = 900;
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// Build zone listings with users
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var outputlines = new List<string>();
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foreach ((string area, List<ulong> users) in sortedlist) {
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var buffer = new StringBuilder();
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buffer.Append(area[4..] + ": ");
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bool empty = true;
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foreach (var userid in users) {
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var userinstance = Context.Guild.GetUser(userid);
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if (userinstance == null) continue;
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if (empty) empty = !empty;
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else buffer.Append(", ");
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var useradd = FormatName(userinstance);
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if (buffer.Length + useradd.Length > MaxSingleLineLength) {
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buffer.Append("others...");
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break;
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} else buffer.Append(useradd);
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}
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if (!empty) outputlines.Add(buffer.ToString());
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}
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// Prepare for output - send buffers out if they become too large
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outputlines.Sort();
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bool hasOutputOneLine = false;
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// First output is shown as an interaction response, followed then as regular channel messages
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async Task doOutput(Embed msg) {
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if (!hasOutputOneLine) {
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await RespondAsync(embed: msg);
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hasOutputOneLine = true;
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} else {
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await ReplyAsync(embed: msg);
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}
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}
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var resultout = new StringBuilder();
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foreach (var line in outputlines) {
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if (resultout.Length + line.Length > MaxSingleOutputLength) {
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await doOutput(new EmbedBuilder().WithDescription(resultout.ToString()).Build());
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resultout.Clear();
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}
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if (resultout.Length > 0) resultout.AppendLine(); // avoids trailing newline by adding to the previous line
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resultout.Append(line);
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}
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if (resultout.Length > 0) {
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await doOutput(new EmbedBuilder().WithDescription(resultout.ToString()).Build());
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}
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}
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private async Task CmdListUserAsync(SocketGuildUser parameter) {
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// Not meant as a command handler - called by CmdList
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var result = await Database.GetUserZoneAsync(parameter);
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if (result == null) {
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bool isself = Context.User.Id == parameter.Id;
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if (isself) await RespondAsync(":x: You do not have a time zone. Set it with `tz.set`.", ephemeral: true);
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else await RespondAsync(":x: The given user does not have a time zone set.", ephemeral: true);
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return;
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}
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var resulttext = TzPrint(result)[4..] + ": " + FormatName(parameter);
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await RespondAsync(embed: new EmbedBuilder().WithDescription(resulttext).Build());
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}
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[SlashCommand("set", HelpSet)]
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public async Task CmdSet([Summary(description: "The new time zone to set.")]string zone) {
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var parsedzone = ParseTimeZone(zone);
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if (parsedzone == null) {
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await RespondAsync(ErrInvalidZone, ephemeral: true);
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return;
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}
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await Database.UpdateUserAsync((SocketGuildUser)Context.User, parsedzone);
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await RespondAsync($":white_check_mark: Your time zone has been set to **{parsedzone}**.");
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}
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[RequireGuildContext]
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[SlashCommand("set-for", HelpSetFor)]
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public async Task CmdSetFor([Summary(description: "The user whose time zone to modify.")] SocketGuildUser user,
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[Summary(description: "The new time zone to set.")] string zone) {
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if (!IsUserAdmin(user)) {
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await RespondAsync(ErrNotAllowed, ephemeral: true).ConfigureAwait(false);
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return;
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}
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// Extract parameters
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var newtz = ParseTimeZone(zone);
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if (newtz == null) {
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await RespondAsync(ErrInvalidZone);
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return;
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}
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await Database.UpdateUserAsync(user, newtz).ConfigureAwait(false);
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await RespondAsync($":white_check_mark: Time zone for **{user}** set to **{newtz}**.");
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}
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[RequireGuildContext]
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[SlashCommand("remove", HelpRemove)]
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public async Task CmdRemove() {
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var success = await Database.DeleteUserAsync((SocketGuildUser)Context.User);
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if (success) await RespondAsync(":white_check_mark: Your zone has been removed.");
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else await RespondAsync(":x: You don't have a time zone set.");
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}
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[RequireGuildContext]
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[SlashCommand("remove-for", HelpRemoveFor)]
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public async Task CmdRemoveFor([Summary(description: "The user whose time zone to remove.")] SocketGuildUser user) {
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if (!IsUserAdmin(user)) {
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await RespondAsync(ErrNotAllowed, ephemeral: true).ConfigureAwait(false);
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return;
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}
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if (await Database.DeleteUserAsync(user))
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await RespondAsync($":white_check_mark: Removed zone information for {user}.");
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else
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await RespondAsync($":white_check_mark: No time zone is set for {user}.");
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}
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#region Helper methods
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/// <summary>
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/// Returns a string displaying the current time in the given time zone.
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/// The result begins with four numbers for sorting purposes. Must be trimmed before output.
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/// </summary>
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private static string TzPrint(string zone) {
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var tzdb = DateTimeZoneProviders.Tzdb;
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DateTimeZone tz = tzdb.GetZoneOrNull(zone)!;
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if (tz == null) throw new Exception("Encountered unknown time zone: " + zone);
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var now = SystemClock.Instance.GetCurrentInstant().InZone(tz);
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var sortpfx = now.ToString("MMdd", DateTimeFormatInfo.InvariantInfo);
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var fullstr = now.ToString("dd'-'MMM' 'HH':'mm' 'x' (UTC'o<g>')'", DateTimeFormatInfo.InvariantInfo);
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return $"{sortpfx}● `{fullstr}`";
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}
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/// <summary>
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/// Checks given time zone input. Returns a valid string for use with NodaTime, or null.
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/// </summary>
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private static string? ParseTimeZone(string tzinput) {
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if (tzinput.Equals("Asia/Calcutta", StringComparison.OrdinalIgnoreCase)) tzinput = "Asia/Kolkata";
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if (_tzNameMap.TryGetValue(tzinput, out var name)) return name;
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return null;
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}
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/// <summary>
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/// Formats a user's name to a consistent, readable format which makes use of their nickname.
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/// </summary>
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private static string FormatName(SocketGuildUser user) {
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static string escapeFormattingCharacters(string input) {
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var result = new StringBuilder();
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foreach (var c in input) {
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if (c is '\\' or '_' or '~' or '*' or '@') {
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result.Append('\\');
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}
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result.Append(c);
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}
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return result.ToString();
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}
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var username = escapeFormattingCharacters(user.Username);
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if (user.Nickname != null) {
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return $"**{escapeFormattingCharacters(user.Nickname)}** ({username}#{user.Discriminator})";
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}
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return $"**{username}**#{user.Discriminator}";
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}
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/// <summary>
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/// Checks if the given user can be considered a guild admin ('Manage Server' is set).
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/// </summary>
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// TODO replace this with a precondition, or there's also a new permission scheme going around?
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private static bool IsUserAdmin(SocketGuildUser user)
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=> user.GuildPermissions.Administrator || user.GuildPermissions.ManageGuild;
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/// <summary>
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/// Checks if the member cache for the specified guild needs to be filled, and sends a request if needed.
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/// </summary>
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/// <remarks>
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/// Due to a quirk in Discord.Net, the user cache cannot be filled until the command handler is no longer executing
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/// regardless of if the request runs on its own thread, thus requiring the user to run the command again.
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/// </remarks>
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/// <returns>
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/// True if the guild's members are already downloaded. If false, the command handler must notify the user.
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/// </returns>
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private static async Task<bool> AreUsersDownloadedAsync(SocketGuild guild) {
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static bool HasMostMembersDownloaded(SocketGuild guild) {
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if (guild.HasAllMembers) return true;
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if (guild.MemberCount > 30) {
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// For guilds of size over 30, require 85% or more of the members to be known
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// (26/30, 42/50, 255/300, etc)
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return guild.DownloadedMemberCount >= (int)(guild.MemberCount * 0.85);
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} else {
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// For smaller guilds, fail if two or more members are missing
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return guild.MemberCount - guild.DownloadedMemberCount <= 2;
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}
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}
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if (HasMostMembersDownloaded(guild)) return true;
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else {
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// Event handler hangs if awaited normally or used with Task.Run
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await Task.Factory.StartNew(guild.DownloadUsersAsync).ConfigureAwait(false);
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return false;
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}
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}
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#endregion
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}
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297
CommandsSlash.cs
297
CommandsSlash.cs
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@ -1,297 +0,0 @@
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using System.Text;
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namespace WorldTime;
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internal class CommandsSlash : CommandsCommon {
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delegate Task CommandResponder(SocketSlashCommand arg);
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const string ErrGuildOnly = ":x: This command can only be run within a server.";
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const string ErrNotAllowed = ":x: Only server moderators may use this command.";
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const string EmbedHelpField1 = $"`/help` - {HelpHelp}\n"
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+ $"`/list` - {HelpList}\n"
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+ $"`/set` - {HelpSet}\n"
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+ $"`/remove` - {HelpRemove}";
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const string EmbedHelpField2 = $"`/set-for` - {HelpSetFor}\n`/remove-for` - {HelpRemoveFor}";
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#region Help strings
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const string HelpHelp = "Displays a list of available bot commands.";
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const string HelpList = "Shows the current time for all recently active known users.";
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const string HelpSet = "Adds or updates your time zone to the bot.";
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const string HelpSetFor = "Sets/updates time zone for a given user.";
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const string HelpRemove = "Removes your time zone information from this bot.";
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const string HelpRemoveFor = "Removes time zone for a given user.";
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#endregion
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public CommandsSlash(WorldTime inst, Database db) : base(db, inst) {
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inst.DiscordClient.SlashCommandExecuted += DiscordClient_SlashCommandExecuted;
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inst.DiscordClient.ShardReady += DiscordClient_ShardReady;
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}
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private async Task DiscordClient_ShardReady(DiscordSocketClient arg) {
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#if !DEBUG
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// Update our commands here, only when the first shard connects
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if (arg.ShardId != 0) return;
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#endif
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var cmds = new ApplicationCommandProperties[] {
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new SlashCommandBuilder()
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.WithName("help").WithDescription(HelpHelp).Build(),
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new SlashCommandBuilder()
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.WithName("list")
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.WithDescription(HelpList)
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.AddOption("user", ApplicationCommandOptionType.User, "A specific user whose time to look up.", isRequired: false)
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.Build(),
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new SlashCommandBuilder()
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.WithName("set")
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.WithDescription(HelpSet)
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.AddOption("zone", ApplicationCommandOptionType.String, "The new time zone to set.", isRequired: true)
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.Build(),
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new SlashCommandBuilder()
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.WithName("set-for")
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.WithDescription(HelpSetFor)
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.AddOption("user", ApplicationCommandOptionType.User, "The user whose time zone to modify.", isRequired: true)
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.AddOption("zone", ApplicationCommandOptionType.String, "The new time zone to set.", isRequired: true)
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.Build(),
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new SlashCommandBuilder()
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.WithName("remove").WithDescription(HelpRemove).Build(),
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new SlashCommandBuilder()
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.WithName("remove-for")
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.WithDescription(HelpRemoveFor)
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.AddOption("user", ApplicationCommandOptionType.User, "The user whose time zone to remove.", isRequired: true)
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.Build()
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};
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#if !DEBUG
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// Remove any unneeded/unused commands
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var existingcmdnames = cmds.Select(c => c.Name.Value).ToHashSet();
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foreach (var gcmd in await arg.GetGlobalApplicationCommandsAsync()) {
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if (!existingcmdnames.Contains(gcmd.Name)) {
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Program.Log("Command registration", $"Found registered unused command /{gcmd.Name} - sending removal request");
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await gcmd.DeleteAsync();
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}
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}
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// And update what we have
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Program.Log("Command registration", $"Bulk updating {cmds.Length} global command(s)");
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await arg.BulkOverwriteGlobalApplicationCommandsAsync(cmds).ConfigureAwait(false);
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#else
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// Debug: Register our commands locally instead, in each guild we're in
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foreach (var g in arg.Guilds) {
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await g.DeleteApplicationCommandsAsync().ConfigureAwait(false);
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await g.BulkOverwriteApplicationCommandAsync(cmds).ConfigureAwait(false);
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}
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foreach (var gcmd in await arg.GetGlobalApplicationCommandsAsync()) {
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Program.Log("Command registration", $"Found global command /{gcmd.Name} and we're DEBUG - sending removal request");
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await gcmd.DeleteAsync();
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}
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#endif
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}
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private async Task DiscordClient_SlashCommandExecuted(SocketSlashCommand arg) {
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SocketGuildChannel? rptChannel = arg.Channel as SocketGuildChannel;
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var rptId = rptChannel?.Guild.Id ?? arg.User.Id;
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Program.Log("Command executed", $"/{arg.CommandName} by {arg.User} in { (rptChannel != null ? "guild" : "DM. User") } ID {rptId}");
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CommandResponder responder = arg.Data.Name switch {
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"help" => CmdHelp,
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"list" => CmdList,
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"set" => CmdSet,
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"set-for" => CmdSetFor,
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"remove" => CmdRemove,
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"remove-for" => CmdRemoveFor,
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_ => UnknownCommandHandler
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};
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try {
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await responder(arg).ConfigureAwait(false);
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} catch (Exception e) {
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Program.Log("Command exception", e.ToString());
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// TODO respond with error message?
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}
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}
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private async Task UnknownCommandHandler(SocketSlashCommand arg) {
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Program.Log("Command invoked", $"/{arg.Data.Name} is an unknown command!");
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await arg.RespondAsync("Oops, that command isn't supposed to be there... Please try something else.",
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ephemeral: true).ConfigureAwait(false);
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}
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private async Task CmdHelp(SocketSlashCommand arg) {
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var version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version!.ToString(3);
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var guildct = _instance.DiscordClient.Guilds.Count;
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var uniquetz = await _database.GetDistinctZoneCountAsync();
|
||||
await arg.RespondAsync(embed: new EmbedBuilder() {
|
||||
Title = "Help & About",
|
||||
Description = $"World Time v{version} - Serving {guildct} communities across {uniquetz} time zones.\n\n"
|
||||
+ "This bot is provided for free, without any paywalled 'premium' features. "
|
||||
+ "If you've found this bot useful, please consider contributing via the "
|
||||
+ "bot author's page on Ko-fi: https://ko-fi.com/noithecat.",
|
||||
Footer = new EmbedFooterBuilder() {
|
||||
IconUrl = _instance.DiscordClient.CurrentUser.GetAvatarUrl(),
|
||||
Text = "World Time"
|
||||
}
|
||||
}.AddField(inline: false, name: "Commands", value: EmbedHelpField1
|
||||
).AddField(inline: false, name: "Admin commands", value: EmbedHelpField2
|
||||
).AddField(inline: false, name: "Zones", value:
|
||||
"This bot accepts zone names from the IANA Time Zone Database (a.k.a. Olson Database). " +
|
||||
"A useful tool to determine yours can be found at: https://kevinnovak.github.io/Time-Zone-Picker/"
|
||||
).Build());
|
||||
}
|
||||
|
||||
private async Task CmdList(SocketSlashCommand arg) {
|
||||
if (arg.Channel is not SocketGuildChannel gc) {
|
||||
await arg.RespondAsync(ErrGuildOnly).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
if (arg.Data.Options.FirstOrDefault()?.Value is SocketGuildUser parameter) {
|
||||
await CmdListUser(arg, parameter);
|
||||
return;
|
||||
}
|
||||
|
||||
var guild = gc.Guild;
|
||||
if (!await AreUsersDownloadedAsync(guild).ConfigureAwait(false)) {
|
||||
await arg.RespondAsync(ErrNoUserCache, ephemeral: true).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
var userlist = await _database.GetGuildZonesAsync(guild.Id).ConfigureAwait(false);
|
||||
if (userlist.Count == 0) {
|
||||
await arg.RespondAsync(":x: Nothing to show. " +
|
||||
$"To register your time zone with the bot, use the `/set` command.").ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
// Order times by popularity to limit how many are shown, group by printed name
|
||||
var sortedlist = new SortedDictionary<string, List<ulong>>();
|
||||
foreach ((string area, List<ulong> users) in userlist.OrderByDescending(o => o.Value.Count).Take(20)) {
|
||||
// Filter further to top 20 distinct timezones, even if they are not displayed in the final result
|
||||
var areaprint = TzPrint(area);
|
||||
if (!sortedlist.ContainsKey(areaprint)) sortedlist.Add(areaprint, new List<ulong>());
|
||||
sortedlist[areaprint].AddRange(users);
|
||||
}
|
||||
|
||||
// Build zone listings with users
|
||||
var outputlines = new List<string>();
|
||||
foreach ((string area, List<ulong> users) in sortedlist) {
|
||||
var buffer = new StringBuilder();
|
||||
buffer.Append(area[4..] + ": ");
|
||||
bool empty = true;
|
||||
foreach (var userid in users) {
|
||||
var userinstance = guild.GetUser(userid);
|
||||
if (userinstance == null) continue;
|
||||
if (empty) empty = !empty;
|
||||
else buffer.Append(", ");
|
||||
var useradd = FormatName(userinstance);
|
||||
if (buffer.Length + useradd.Length > MaxSingleLineLength) {
|
||||
buffer.Append("others...");
|
||||
break;
|
||||
} else buffer.Append(useradd);
|
||||
}
|
||||
if (!empty) outputlines.Add(buffer.ToString());
|
||||
}
|
||||
|
||||
// Prepare for output - send buffers out if they become too large
|
||||
outputlines.Sort();
|
||||
bool hasOutputOneLine = false;
|
||||
// First output is shown as an interaction response, followed then as regular channel messages
|
||||
async Task doOutput(Embed msg) {
|
||||
if (!hasOutputOneLine) {
|
||||
await arg.RespondAsync(embed: msg).ConfigureAwait(false);
|
||||
hasOutputOneLine = true;
|
||||
} else {
|
||||
await arg.Channel.SendMessageAsync(embed: msg).ConfigureAwait(false);
|
||||
}
|
||||
}
|
||||
|
||||
var resultout = new StringBuilder();
|
||||
foreach (var line in outputlines) {
|
||||
if (resultout.Length + line.Length > MaxSingleOutputLength) {
|
||||
await doOutput(new EmbedBuilder().WithDescription(resultout.ToString()).Build()).ConfigureAwait(false);
|
||||
resultout.Clear();
|
||||
}
|
||||
if (resultout.Length > 0) resultout.AppendLine(); // avoids trailing newline by adding to the previous line
|
||||
resultout.Append(line);
|
||||
}
|
||||
if (resultout.Length > 0) {
|
||||
await doOutput(new EmbedBuilder().WithDescription(resultout.ToString()).Build()).ConfigureAwait(false);
|
||||
}
|
||||
}
|
||||
|
||||
private async Task CmdListUser(SocketSlashCommand arg, SocketGuildUser parameter) {
|
||||
// Not meant as a command handler - called by CmdList
|
||||
var result = await _database.GetUserZoneAsync(parameter).ConfigureAwait(false);
|
||||
if (result == null) {
|
||||
bool isself = arg.User.Id == parameter.Id;
|
||||
if (isself) await arg.RespondAsync(":x: You do not have a time zone. Set it with `tz.set`.", ephemeral: true)
|
||||
.ConfigureAwait(false);
|
||||
else await arg.RespondAsync(":x: The given user does not have a time zone set.", ephemeral: true).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
var resulttext = TzPrint(result)[4..] + ": " + FormatName(parameter);
|
||||
await arg.RespondAsync(embed: new EmbedBuilder().WithDescription(resulttext).Build()).ConfigureAwait(false);
|
||||
}
|
||||
|
||||
private async Task CmdSet(SocketSlashCommand arg) {
|
||||
if (arg.Channel is not SocketGuildChannel) {
|
||||
await arg.RespondAsync(ErrGuildOnly).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
var input = (string)arg.Data.Options.First().Value;
|
||||
input = ParseTimeZone(input);
|
||||
if (input == null) {
|
||||
await arg.RespondAsync(ErrInvalidZone, ephemeral: true).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
await _database.UpdateUserAsync((SocketGuildUser)arg.User, input).ConfigureAwait(false);
|
||||
await arg.RespondAsync($":white_check_mark: Your time zone has been set to **{input}**.").ConfigureAwait(false);
|
||||
}
|
||||
|
||||
private async Task CmdSetFor(SocketSlashCommand arg) {
|
||||
if (arg.Channel is not SocketGuildChannel) {
|
||||
await arg.RespondAsync(ErrGuildOnly).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
if (!IsUserAdmin((SocketGuildUser)arg.User)) {
|
||||
await arg.RespondAsync(ErrNotAllowed, ephemeral: true).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
// Extract parameters
|
||||
var opts = arg.Data.Options.ToDictionary(o => o.Name, o => o);
|
||||
var user = (SocketGuildUser)opts["user"].Value;
|
||||
var zone = (string)opts["zone"].Value;
|
||||
|
||||
var newtz = ParseTimeZone(zone);
|
||||
if (newtz == null) {
|
||||
await arg.RespondAsync(ErrInvalidZone).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
await _database.UpdateUserAsync(user, newtz).ConfigureAwait(false);
|
||||
await arg.RespondAsync($":white_check_mark: Time zone for **{user}** set to **{newtz}**.").ConfigureAwait(false);
|
||||
}
|
||||
|
||||
private async Task CmdRemove(SocketSlashCommand arg) {
|
||||
if (arg.Channel is not SocketGuildChannel) {
|
||||
await arg.RespondAsync(ErrGuildOnly).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
var success = await _database.DeleteUserAsync((SocketGuildUser)arg.User).ConfigureAwait(false);
|
||||
if (success) await arg.RespondAsync(":white_check_mark: Your zone has been removed.").ConfigureAwait(false);
|
||||
else await arg.RespondAsync(":x: You don't have a time zone set.").ConfigureAwait(false);
|
||||
}
|
||||
|
||||
private async Task CmdRemoveFor(SocketSlashCommand arg) {
|
||||
if (arg.Channel is not SocketGuildChannel) {
|
||||
await arg.RespondAsync(ErrGuildOnly).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
|
||||
if (!IsUserAdmin((SocketGuildUser)arg.User)) {
|
||||
await arg.RespondAsync(ErrNotAllowed, ephemeral: true).ConfigureAwait(false);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
18
Database.cs
18
Database.cs
|
|
@ -6,13 +6,13 @@ namespace WorldTime;
|
|||
/// <summary>
|
||||
/// Database abstractions
|
||||
/// </summary>
|
||||
internal class Database {
|
||||
public class Database {
|
||||
private const string UserDatabase = "userdata";
|
||||
private const string CutoffInterval = "INTERVAL '30 days'"; // TODO make configurable?
|
||||
|
||||
private readonly string _connectionString;
|
||||
|
||||
public Database(string connectionString) {
|
||||
internal Database(string connectionString) {
|
||||
_connectionString = connectionString;
|
||||
DoInitialDatabaseSetupAsync().ConfigureAwait(false).GetAwaiter().GetResult();
|
||||
}
|
||||
|
|
@ -42,7 +42,7 @@ internal class Database {
|
|||
/// <summary>
|
||||
/// Checks if a given guild contains at least one user data entry with recent enough activity.
|
||||
/// </summary>
|
||||
public async Task<bool> HasAnyAsync(SocketGuild guild) {
|
||||
internal async Task<bool> HasAnyAsync(SocketGuild guild) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $@"
|
||||
|
|
@ -61,7 +61,7 @@ LIMIT 1
|
|||
/// <summary>
|
||||
/// Gets the number of unique time zones in the database.
|
||||
/// </summary>
|
||||
public async Task<int> GetDistinctZoneCountAsync() {
|
||||
internal async Task<int> GetDistinctZoneCountAsync() {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $"SELECT COUNT(DISTINCT zone) FROM {UserDatabase}";
|
||||
|
|
@ -72,7 +72,7 @@ LIMIT 1
|
|||
/// Updates the last activity field for the specified guild user, if existing in the database.
|
||||
/// </summary>
|
||||
/// <returns>True if a value was updated, implying that the specified user exists in the database.</returns>
|
||||
public async Task<bool> UpdateLastActivityAsync(SocketGuildUser user) {
|
||||
internal async Task<bool> UpdateLastActivityAsync(SocketGuildUser user) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $"UPDATE {UserDatabase} SET last_active = now() " +
|
||||
|
|
@ -89,7 +89,7 @@ LIMIT 1
|
|||
/// Removes the specified user from the database.
|
||||
/// </summary>
|
||||
/// <returns>True if the removal was successful. False typically if the user did not exist.</returns>
|
||||
public async Task<bool> DeleteUserAsync(SocketGuildUser user) {
|
||||
internal async Task<bool> DeleteUserAsync(SocketGuildUser user) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $"DELETE FROM {UserDatabase} " +
|
||||
|
|
@ -103,7 +103,7 @@ LIMIT 1
|
|||
/// <summary>
|
||||
/// Inserts/updates the specified user in the database.
|
||||
/// </summary>
|
||||
public async Task UpdateUserAsync(SocketGuildUser user, string timezone) {
|
||||
internal async Task UpdateUserAsync(SocketGuildUser user, string timezone) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $"INSERT INTO {UserDatabase} (guild_id, user_id, zone) " +
|
||||
|
|
@ -120,7 +120,7 @@ LIMIT 1
|
|||
/// <summary>
|
||||
/// Retrieves the time zone name of a single user.
|
||||
/// </summary>
|
||||
public async Task<string?> GetUserZoneAsync(SocketGuildUser user) {
|
||||
internal async Task<string?> GetUserZoneAsync(SocketGuildUser user) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $"SELECT zone FROM {UserDatabase} " +
|
||||
|
|
@ -138,7 +138,7 @@ LIMIT 1
|
|||
/// <returns>
|
||||
/// An unsorted dictionary. Keys are time zones, values are user IDs representative of those zones.
|
||||
/// </returns>
|
||||
public async Task<Dictionary<string, List<ulong>>> GetGuildZonesAsync(ulong guildId) {
|
||||
internal async Task<Dictionary<string, List<ulong>>> GetGuildZonesAsync(ulong guildId) {
|
||||
using var db = await OpenConnectionAsync().ConfigureAwait(false);
|
||||
using var c = db.CreateCommand();
|
||||
c.CommandText = $@" -- Simpler query than 1.x; most filtering is now done by caller
|
||||
|
|
|
|||
15
RequireGuildContextAttribute.cs
Normal file
15
RequireGuildContextAttribute.cs
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
using Discord.Interactions;
|
||||
|
||||
namespace WorldTime;
|
||||
/// <summary>
|
||||
/// Implements the included precondition from Discord.Net, requiring a guild context while using our custom error message.<br/><br/>
|
||||
/// Combining this with <see cref="RequireBotModeratorAttribute"/> is redundant. If possible, only use the latter instead.
|
||||
/// </summary>
|
||||
class RequireGuildContextAttribute : RequireContextAttribute {
|
||||
public const string Error = "Command not received within a guild context.";
|
||||
public const string Reply = ":x: This command is only available within a server.";
|
||||
|
||||
public override string ErrorMessage => Error;
|
||||
|
||||
public RequireGuildContextAttribute() : base(ContextType.Guild) { }
|
||||
}
|
||||
97
WorldTime.cs
97
WorldTime.cs
|
|
@ -1,5 +1,8 @@
|
|||
global using Discord;
|
||||
global using Discord.WebSocket;
|
||||
using Discord.Interactions;
|
||||
using Microsoft.Extensions.DependencyInjection;
|
||||
using System.Reflection;
|
||||
using System.Text;
|
||||
|
||||
namespace WorldTime;
|
||||
|
|
@ -25,31 +28,38 @@ internal class WorldTime : IDisposable {
|
|||
|
||||
private readonly Task _statusTask;
|
||||
private readonly CancellationTokenSource _mainCancel;
|
||||
private readonly CommandsSlash _commands;
|
||||
private readonly CommandsText _commandsTxt;
|
||||
private readonly IServiceProvider _services;
|
||||
|
||||
internal Configuration Config { get; }
|
||||
internal DiscordShardedClient DiscordClient { get; }
|
||||
internal Database Database { get; }
|
||||
internal DiscordShardedClient DiscordClient => _services.GetRequiredService<DiscordShardedClient>();
|
||||
internal Database Database => _services.GetRequiredService<Database>();
|
||||
|
||||
public WorldTime(Configuration cfg, Database d) {
|
||||
var ver = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
|
||||
Program.Log(nameof(WorldTime), $"Version {ver!.ToString(3)} is starting...");
|
||||
|
||||
Config = cfg;
|
||||
Database = d;
|
||||
|
||||
// Configure client
|
||||
DiscordClient = new DiscordShardedClient(new DiscordSocketConfig() {
|
||||
// Configure client, set up command handling
|
||||
var clientConf = new DiscordSocketConfig() {
|
||||
LogLevel = LogSeverity.Info,
|
||||
DefaultRetryMode = RetryMode.RetryRatelimit,
|
||||
MessageCacheSize = 0, // disable message cache
|
||||
GatewayIntents = GatewayIntents.Guilds | GatewayIntents.GuildMembers | GatewayIntents.GuildMessages
|
||||
});
|
||||
};
|
||||
_services = new ServiceCollection()
|
||||
.AddSingleton(new DiscordShardedClient(clientConf))
|
||||
.AddSingleton(s => new InteractionService(s.GetRequiredService<DiscordShardedClient>()))
|
||||
.AddSingleton(d)
|
||||
.BuildServiceProvider();
|
||||
DiscordClient.Log += DiscordClient_Log;
|
||||
DiscordClient.ShardReady += DiscordClient_ShardReady;
|
||||
DiscordClient.MessageReceived += DiscordClient_MessageReceived;
|
||||
_commands = new CommandsSlash(this, Database);
|
||||
var iasrv = _services.GetRequiredService<InteractionService>();
|
||||
DiscordClient.InteractionCreated += DiscordClient_InteractionCreated;
|
||||
iasrv.SlashCommandExecuted += InteractionService_SlashCommandExecuted;
|
||||
|
||||
_commandsTxt = new CommandsText(this, Database);
|
||||
|
||||
// Start status reporting thread
|
||||
|
|
@ -59,6 +69,7 @@ internal class WorldTime : IDisposable {
|
|||
}
|
||||
|
||||
public async Task StartAsync() {
|
||||
await _services.GetRequiredService<InteractionService>().AddModulesAsync(Assembly.GetExecutingAssembly(), _services);
|
||||
await DiscordClient.LoginAsync(TokenType.Bot, Config.BotToken).ConfigureAwait(false);
|
||||
await DiscordClient.StartAsync().ConfigureAwait(false);
|
||||
}
|
||||
|
|
@ -148,7 +159,25 @@ internal class WorldTime : IDisposable {
|
|||
return Task.CompletedTask;
|
||||
}
|
||||
|
||||
private Task DiscordClient_ShardReady(DiscordSocketClient arg) => arg.SetGameAsync("/help");
|
||||
private async Task DiscordClient_ShardReady(DiscordSocketClient arg) {
|
||||
// TODO get rid of this eventually? or change it to something fun...
|
||||
await arg.SetGameAsync("/help");
|
||||
|
||||
#if !DEBUG
|
||||
// Update slash/interaction commands
|
||||
if (arg.ShardId == 0) {
|
||||
await _services.GetRequiredService<InteractionService>().RegisterCommandsGloballyAsync();
|
||||
Program.Log("Command registration", "Updated global command registration.");
|
||||
}
|
||||
#else
|
||||
// Debug: Register our commands locally instead, in each guild we're in
|
||||
var iasrv = _services.GetRequiredService<InteractionService>();
|
||||
foreach (var g in arg.Guilds) {
|
||||
await iasrv.RegisterCommandsToGuildAsync(g.Id, true).ConfigureAwait(false);
|
||||
Program.Log("Command registration", $"Updated DEBUG command registration in guild {g.Id}.");
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Non-specific handler for incoming events.
|
||||
|
|
@ -178,5 +207,55 @@ internal class WorldTime : IDisposable {
|
|||
await Task.Factory.StartNew(guild.DownloadUsersAsync).ConfigureAwait(false);
|
||||
}
|
||||
}
|
||||
|
||||
const string InternalError = ":x: An unknown error occurred. If it persists, please notify the bot owner.";
|
||||
|
||||
// Slash command preparation and invocation
|
||||
private async Task DiscordClient_InteractionCreated(SocketInteraction arg) {
|
||||
var context = new ShardedInteractionContext(DiscordClient, arg);
|
||||
|
||||
try {
|
||||
await _services.GetRequiredService<InteractionService>().ExecuteCommandAsync(context, _services);
|
||||
} catch (Exception ex) {
|
||||
Program.Log(nameof(DiscordClient_InteractionCreated), $"Unhandled exception. {ex}");
|
||||
if (arg.Type == InteractionType.ApplicationCommand) {
|
||||
if (arg.HasResponded) await arg.ModifyOriginalResponseAsync(prop => prop.Content = InternalError);
|
||||
else await arg.RespondAsync(InternalError);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Slash command logging and failed execution handling
|
||||
private static async Task InteractionService_SlashCommandExecuted(SlashCommandInfo info, IInteractionContext context, IResult result) {
|
||||
string sender;
|
||||
if (context.Guild != null) {
|
||||
sender = $"{context.Guild}!{context.User}";
|
||||
} else {
|
||||
sender = $"{context.User} in non-guild context";
|
||||
}
|
||||
var logresult = $"{(result.IsSuccess ? "Success" : "Fail")}: `/{info}` by {sender}.";
|
||||
|
||||
if (result.Error != null) {
|
||||
// Additional log information with error detail
|
||||
logresult += " " + Enum.GetName(typeof(InteractionCommandError), result.Error) + ": " + result.ErrorReason;
|
||||
|
||||
// Specific responses to errors, if necessary
|
||||
if (result.Error == InteractionCommandError.UnmetPrecondition) {
|
||||
string errReply = result.ErrorReason switch {
|
||||
RequireGuildContextAttribute.Error => RequireGuildContextAttribute.Reply,
|
||||
_ => result.ErrorReason
|
||||
};
|
||||
await context.Interaction.RespondAsync(errReply, ephemeral: true);
|
||||
} else {
|
||||
// Generic error response
|
||||
// TODO when implementing proper application error logging, see here
|
||||
var ia = context.Interaction;
|
||||
if (ia.HasResponded) await ia.ModifyOriginalResponseAsync(p => p.Content = InternalError);
|
||||
else await ia.RespondAsync(InternalError);
|
||||
}
|
||||
}
|
||||
|
||||
Program.Log("Command", logresult);
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
|
|
|
|||
|
|
@ -11,10 +11,11 @@
|
|||
|
||||
<ItemGroup>
|
||||
<PackageReference Include="CommandLineParser" Version="2.8.0" />
|
||||
<PackageReference Include="Discord.Net" Version="3.4.1" />
|
||||
<PackageReference Include="Discord.Net" Version="3.6.1" />
|
||||
<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
|
||||
<PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
|
||||
<PackageReference Include="NodaTime" Version="3.0.10" />
|
||||
<PackageReference Include="Npgsql" Version="6.0.3" />
|
||||
<PackageReference Include="NodaTime" Version="3.1.0" />
|
||||
<PackageReference Include="Npgsql" Version="6.0.4" />
|
||||
</ItemGroup>
|
||||
|
||||
</Project>
|
||||
|
|
|
|||
Loading…
Reference in a new issue