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Add warning when setting proxy tags conflicting with another member's

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This commit is contained in:
Ske 2019-12-21 21:42:06 +01:00
parent d42dea9e9f
commit 3b72fa720b
2 changed files with 50 additions and 6 deletions
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21
PluralKit.Bot/Commands/MemberCommands.cs
View File

@ -1,4 +1,3 @@
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
@ -164,6 +163,20 @@ namespace PluralKit.Bot.Commands
return new ProxyTag(prefixAndSuffix[0], prefixAndSuffix[1]);
}
async Task<bool> WarnOnConflict(ProxyTag newTag)
{
var conflicts = (await _data.GetConflictingProxies(ctx.System, newTag))
.Where(m => m.Id != target.Id)
.ToList();
if (conflicts.Count <= 0) return true;
var conflictList = conflicts.Select(m => $"- **{m.Name}**");
var msg = await ctx.Reply(
$"{Emojis.Warn} The following members have conflicting proxy tags:\n{string.Join('\n', conflictList)}\nDo you want to proceed anyway?");
return await ctx.PromptYesNo(msg);
}
// "Sub"command: no arguments clearing
if (!ctx.HasNext())
{
@ -190,6 +203,9 @@ namespace PluralKit.Bot.Commands
if (target.ProxyTags.Contains(tagToAdd))
throw Errors.ProxyTagAlreadyExists(tagToAdd, target);
if (!await WarnOnConflict(tagToAdd))
throw Errors.GenericCancelled();
// It's not guaranteed the list's mutable, so we force it to be
target.ProxyTags = target.ProxyTags.ToList();
target.ProxyTags.Add(tagToAdd);
@ -225,6 +241,9 @@ namespace PluralKit.Bot.Commands
if (target.ProxyTags.Count > 1)
throw Errors.LegacyAlreadyHasProxyTag(requestedTag, target);
if (!await WarnOnConflict(requestedTag))
throw Errors.GenericCancelled();
target.ProxyTags = new[] {requestedTag};
await _data.SaveMember(target);

31
PluralKit.Core/Stores.cs
View File

@ -1,11 +1,9 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using App.Metrics.Logging;
using Dapper;
using NodaTime;
using Npgsql;
using Serilog;
@ -110,6 +108,16 @@ namespace PluralKit {
/// </summary>
Task<int> GetSystemMemberCount(PKSystem system);
/// <summary>
/// Gets a list of members with proxy tags that conflict with the given tags.
///
/// A set of proxy tags A conflict with proxy tags B if both A's prefix and suffix
/// are a "subset" of B's. In other words, if A's prefix *starts* with B's prefix
/// and A's suffix *ends* with B's suffix, the tag pairs are considered conflicting.
/// </summary>
/// <param name="system">The system to check in.</param>
Task<IEnumerable<PKMember>> GetConflictingProxies(PKSystem system, ProxyTag tag);
/// <summary>
/// Creates a system, auto-generating its corresponding IDs.
/// </summary>
@ -359,6 +367,23 @@ namespace PluralKit {
_logger = logger;
}
public async Task<IEnumerable<PKMember>> GetConflictingProxies(PKSystem system, ProxyTag tag)
{
using (var conn = await _conn.Obtain())
// return await conn.QueryAsync<PKMember>("select * from (select *, (unnest(proxy_tags)).prefix as prefix, (unnest(proxy_tags)).suffix as suffix from members where system = @System) as _ where prefix ilike @Prefix and suffix ilike @Suffix", new
// {
// System = system.Id,
// Prefix = tag.Prefix.Replace("%", "\\%") + "%",
// Suffix = "%" + tag.Suffix.Replace("%", "\\%")
// });
return await conn.QueryAsync<PKMember>("select * from (select *, (unnest(proxy_tags)).prefix as prefix, (unnest(proxy_tags)).suffix as suffix from members where system = @System) as _ where prefix = @Prefix and suffix = @Suffix", new
{
System = system.Id,
Prefix = tag.Prefix,
Suffix = tag.Suffix
});
}
public async Task<PKSystem> CreateSystem(string systemName = null) {
string hid;
do