feat(guild): repositories for Guild aggregate

2026-06-27 11:17:51 -04:00
parent 7f245b50d6
commit 3fdc20d21f
11 changed files with 614 additions and 0 deletions
--- a/SVSim.Database/Repositories/Guild/GuildMemberRepository.cs
+++ b/SVSim.Database/Repositories/Guild/GuildMemberRepository.cs
@@ -0,0 +1,73 @@
+using Microsoft.EntityFrameworkCore;
+using SVSim.Database.Entities.Guild;
+
+namespace SVSim.Database.Repositories.Guild;
+
+public sealed class GuildMemberRepository : IGuildMemberRepository
+{
+    private readonly SVSimDbContext _db;
+
+    public GuildMemberRepository(SVSimDbContext db) { _db = db; }
+
+    /// <summary>
+    /// The unique index on ViewerId guarantees at most one membership row per viewer.
+    /// </summary>
+    public Task<GuildMember?> GetMembershipAsync(long viewerId, CancellationToken ct = default)
+        => _db.GuildMembers.FirstOrDefaultAsync(m => m.ViewerId == viewerId, ct);
+
+    public async Task<IReadOnlyList<GuildMember>> ListByGuildAsync(int guildId, CancellationToken ct = default)
+        => await _db.GuildMembers.Where(m => m.GuildId == guildId).ToListAsync(ct);
+
+    public Task<int> CountByGuildAsync(int guildId, CancellationToken ct = default)
+        => _db.GuildMembers.CountAsync(m => m.GuildId == guildId, ct);
+
+    public Task<int> CountByGuildAndRoleAsync(int guildId, GuildRole role, CancellationToken ct = default)
+        => _db.GuildMembers.CountAsync(m => m.GuildId == guildId && m.Role == role, ct);
+
+    public async Task AddAsync(GuildMember m, CancellationToken ct = default)
+    {
+        _db.GuildMembers.Add(m);
+        await _db.SaveChangesAsync(ct);
+    }
+
+    public async Task UpdateRoleAsync(int guildId, long viewerId, GuildRole role, CancellationToken ct = default)
+    {
+        var member = await _db.GuildMembers
+            .FirstOrDefaultAsync(m => m.GuildId == guildId && m.ViewerId == viewerId, ct);
+        if (member is null) return;
+        member.Role = role;
+        await _db.SaveChangesAsync(ct);
+    }
+
+    public async Task RemoveAsync(int guildId, long viewerId, CancellationToken ct = default)
+    {
+        var member = await _db.GuildMembers
+            .FirstOrDefaultAsync(m => m.GuildId == guildId && m.ViewerId == viewerId, ct);
+        if (member is null) return;
+        _db.GuildMembers.Remove(member);
+        await _db.SaveChangesAsync(ct);
+    }
+
+    public async Task DeleteAllForGuildAsync(int guildId, CancellationToken ct = default)
+    {
+        var members = await _db.GuildMembers.Where(m => m.GuildId == guildId).ToListAsync(ct);
+        _db.GuildMembers.RemoveRange(members);
+        await _db.SaveChangesAsync(ct);
+    }
+
+    public async Task<Dictionary<int, int>> CountBatchByGuildIdsAsync(
+        IReadOnlyList<int> guildIds, CancellationToken ct = default)
+    {
+        var counts = await _db.GuildMembers
+            .Where(m => guildIds.Contains(m.GuildId))
+            .GroupBy(m => m.GuildId)
+            .Select(g => new { GuildId = g.Key, Count = g.Count() })
+            .ToListAsync(ct);
+
+        // Seed all requested guild ids so callers don't need a null-check for guilds with 0 members.
+        var result = guildIds.ToDictionary(id => id, _ => 0);
+        foreach (var row in counts)
+            result[row.GuildId] = row.Count;
+        return result;
+    }
+}