109 lines
4.4 KiB
C#
109 lines
4.4 KiB
C#
using System;
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using PluralKit.Core;
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namespace PluralKit.Bot
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{
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public static class GroupAddRemoveResponseService
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{
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public static string GenerateResponse(Groups.AddRemoveOperation action, int memberCount, int groupCount, int actionedOn, int notActionedOn)
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=> new Response(action, memberCount, groupCount, actionedOn, notActionedOn).ToString();
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private class Response
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{
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private readonly Groups.AddRemoveOperation _op;
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private readonly string _actionStr;
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private readonly string _containStr;
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private readonly string _emojiStr;
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private readonly bool _memberPlural;
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private readonly bool _groupPlural;
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private readonly int _actionedOn;
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private readonly int _notActionedOn;
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public Response(Groups.AddRemoveOperation action, int memberCount, int groupCount, int actionedOn,
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int notActionedOn)
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{
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_op = action;
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_actionStr = action == Groups.AddRemoveOperation.Add ? "added to" : "removed from";
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_containStr = action == Groups.AddRemoveOperation.Add ? "in" : "not in";
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_emojiStr = actionedOn > 0 ? Emojis.Success : Emojis.Error;
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_memberPlural = memberCount > 1;
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_groupPlural = groupCount > 1;
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// sanity checking: we can't add multiple groups to multiple members (at least for now)
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if (_memberPlural && _groupPlural)
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throw new ArgumentOutOfRangeException();
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// sanity checking: we can't act/not act on a different number of entities than we have
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if (_memberPlural && (actionedOn + notActionedOn) != memberCount)
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throw new ArgumentOutOfRangeException();
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if (_groupPlural && (actionedOn + notActionedOn) != groupCount)
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throw new ArgumentOutOfRangeException();
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_actionedOn = actionedOn;
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_notActionedOn = notActionedOn;
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}
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// name generators
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private string MemberString(bool capitalize = false)
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=> capitalize
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? (_memberPlural ? "Members" : "Member")
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: (_memberPlural ? "members" : "member");
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private string MemberString(int count, bool capitalize = false)
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=> capitalize
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? (count == 1 ? "Member" : "Members")
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: (count == 1 ? "member" : "members");
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private string GroupString() => _groupPlural ? "groups" : "group";
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private string GroupString(int count)
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=> count == 1 ? "group" : "groups";
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// string generators
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private string ResponseString()
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{
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if (_actionedOn > 0 && _notActionedOn > 0 && _memberPlural)
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return $"{_actionedOn} {MemberString(_actionedOn)} {_actionStr} {GroupString()}";
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if (_actionedOn > 0 && _notActionedOn > 0 && _groupPlural)
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return $"{MemberString(capitalize: true)} {_actionStr} {_actionedOn} {GroupString(_actionedOn)}";
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if (_notActionedOn == 0)
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return $"{MemberString(capitalize: true)} {_actionStr} {GroupString()}";
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if (_actionedOn == 0)
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return $"{MemberString(capitalize: true)} not {_actionStr} {GroupString()}";
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throw new ArgumentOutOfRangeException();
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}
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private string InfoMessage()
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{
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if (_notActionedOn == 0) return $"";
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var msg = "";
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if (_actionedOn > 0 && _memberPlural)
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msg += $"{_notActionedOn} {MemberString(_notActionedOn)}";
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else
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msg += $"{MemberString()}";
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msg += $" already {_containStr}";
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if (_actionedOn > 0 && _groupPlural)
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msg += $" {_notActionedOn} {GroupString(_notActionedOn)}";
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else
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msg += $" {GroupString()}";
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return $" ({msg})";
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}
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public string ToString() => $"{_emojiStr} {ResponseString()}{InfoMessage()}.";
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// |
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}
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}
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} |