49 lines
2.0 KiB
C#
49 lines
2.0 KiB
C#
#nullable enable
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using System.Collections.Generic;
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using System.Text;
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using System.Threading.Tasks;
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using Dapper;
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namespace PluralKit.Core
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{
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public static class DatabaseViewsExt
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{
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public static Task<IEnumerable<SystemFronter>> QueryCurrentFronters(this IPKConnection conn, SystemId system) =>
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conn.QueryAsync<SystemFronter>("select * from system_fronters where system = @system", new {system});
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public static Task<IEnumerable<ListedMember>> QueryMemberList(this IPKConnection conn, SystemId system, MemberListQueryOptions opts)
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{
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StringBuilder query = new StringBuilder("select * from member_list where system = @system");
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if (opts.PrivacyFilter != null)
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query.Append($" and member_visibility = {(int) opts.PrivacyFilter}");
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if (opts.Search != null)
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{
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static string Filter(string column) => $"(position(lower(@filter) in lower(coalesce({column}, ''))) > 0)";
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query.Append($" and ({Filter("name")} or {Filter("display_name")}");
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if (opts.SearchDescription)
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{
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// We need to account for the possibility of description privacy when searching
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// If we're looking up from the outside, only search "public_description" (defined in the view; null if desc is private)
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// If we're the owner, just search the full description
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var descriptionColumn = opts.Context == LookupContext.ByOwner ? "description" : "public_description";
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query.Append($"or {Filter(descriptionColumn)}");
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}
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query.Append(")");
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}
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return conn.QueryAsync<ListedMember>(query.ToString(), new {system, filter = opts.Search});
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}
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public struct MemberListQueryOptions
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{
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public PrivacyLevel? PrivacyFilter;
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public string? Search;
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public bool SearchDescription;
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public LookupContext Context;
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}
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}
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} |