29 lines
1.2 KiB
C#
29 lines
1.2 KiB
C#
using Microsoft.EntityFrameworkCore;
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using ZB.MOM.WW.OtOpcUa.Configuration;
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using ZB.MOM.WW.OtOpcUa.Configuration.Entities;
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namespace ZB.MOM.WW.OtOpcUa.Admin.Services;
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/// <summary>
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/// Cluster CRUD surface used by the Blazor pages. Writes go through stored procs in later
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/// phases; Phase 1 reads via EF Core directly (DENY SELECT on <c>dbo</c> schema means this
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/// service connects as a DB owner during dev — production swaps in a read-only view grant).
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/// </summary>
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public sealed class ClusterService(OtOpcUaConfigDbContext db)
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{
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public Task<List<ServerCluster>> ListAsync(CancellationToken ct) =>
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db.ServerClusters.AsNoTracking().OrderBy(c => c.ClusterId).ToListAsync(ct);
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public Task<ServerCluster?> FindAsync(string clusterId, CancellationToken ct) =>
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db.ServerClusters.AsNoTracking().FirstOrDefaultAsync(c => c.ClusterId == clusterId, ct);
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public async Task<ServerCluster> CreateAsync(ServerCluster cluster, string createdBy, CancellationToken ct)
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{
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cluster.CreatedAt = DateTime.UtcNow;
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cluster.CreatedBy = createdBy;
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db.ServerClusters.Add(cluster);
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await db.SaveChangesAsync(ct);
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return cluster;
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}
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}
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