87 lines
4.1 KiB
C#
87 lines
4.1 KiB
C#
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using Discord;
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using Discord.Commands;
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using NadekoBot.Extensions;
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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using NadekoBot.Common.Attributes;
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using NadekoBot.Modules.Utility.Services;
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namespace NadekoBot.Modules.Utility
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{
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public partial class Utility
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{
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[Group]
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public class UnitConverterCommands : NadekoSubmodule<ConverterService>
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{
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[NadekoCommand, Usage, Description, Aliases]
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public async Task ConvertList()
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{
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var res = _service.Units.GroupBy(x => x.UnitType)
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.Aggregate(new EmbedBuilder().WithTitle(GetText("convertlist"))
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.WithColor(NadekoBot.OkColor),
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(embed, g) => embed.AddField(efb =>
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efb.WithName(g.Key.ToTitleCase())
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.WithValue(String.Join(", ", g.Select(x => x.Triggers.FirstOrDefault())
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.OrderBy(x => x)))));
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await Context.Channel.EmbedAsync(res);
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}
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[NadekoCommand, Usage, Description, Aliases]
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public async Task Convert(string origin, string target, decimal value)
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{
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var originUnit = _service.Units.Find(x => x.Triggers.Select(y => y.ToLowerInvariant()).Contains(origin.ToLowerInvariant()));
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var targetUnit = _service.Units.Find(x => x.Triggers.Select(y => y.ToLowerInvariant()).Contains(target.ToLowerInvariant()));
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if (originUnit == null || targetUnit == null)
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{
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await ReplyErrorLocalized("convert_not_found", Format.Bold(origin), Format.Bold(target)).ConfigureAwait(false);
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return;
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}
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if (originUnit.UnitType != targetUnit.UnitType)
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{
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await ReplyErrorLocalized("convert_type_error", Format.Bold(originUnit.Triggers.First()), Format.Bold(targetUnit.Triggers.First())).ConfigureAwait(false);
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return;
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}
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decimal res;
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if (originUnit.Triggers == targetUnit.Triggers) res = value;
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else if (originUnit.UnitType == "temperature")
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{
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//don't really care too much about efficiency, so just convert to Kelvin, then to target
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switch (originUnit.Triggers.First().ToUpperInvariant())
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{
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case "C":
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res = value + 273.15m; //celcius!
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break;
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case "F":
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res = (value + 459.67m) * (5m / 9m);
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break;
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default:
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res = value;
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break;
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}
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//from Kelvin to target
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switch (targetUnit.Triggers.First().ToUpperInvariant())
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{
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case "C":
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res = res - 273.15m; //celcius!
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break;
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case "F":
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res = res * (9m / 5m) - 459.67m;
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break;
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}
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}
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else
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{
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if (originUnit.UnitType == "currency")
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{
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res = (value * targetUnit.Modifier) / originUnit.Modifier;
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}
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else
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res = (value * originUnit.Modifier) / targetUnit.Modifier;
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}
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res = Math.Round(res, 4);
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await Context.Channel.SendConfirmAsync(GetText("convert", value, (originUnit.Triggers.First()).SnPl(value.IsInteger() ? (int)value : 2), res, (targetUnit.Triggers.First() + "s").SnPl(res.IsInteger() ? (int)res : 2)));
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}
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}
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}
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}
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