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https://github.com/aaronpo97/the-biergarten-app.git
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cac6d7f193
Removes the USP_* stored procedures for Auth, Location, and Brewery data access in favour of services built with Dapper. Adds a new Features.Locations slice and optimistic concurrency support for the Brewery slice.
42 lines
1.9 KiB
C#
42 lines
1.9 KiB
C#
namespace Infrastructure.Sql;
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/// <summary>
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/// Custom SQL Server error numbers (50000+) that this application's stored procedures use to
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/// signal domain-level failures via <c>THROW</c>. Repositories catch
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/// <see cref="Microsoft.Data.SqlClient.SqlException" /> and switch on <c>ex.Number</c> against
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/// these constants to translate the failure into the corresponding <c>Domain.Exceptions</c> type.
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/// </summary>
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/// <remarks>
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/// Each number is shared by every procedure that raises that category of error — it identifies
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/// the category, not a single call site. The procedure's own error message (<c>ex.Message</c>)
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/// already says which entity or rule was involved, so it is safe to surface directly to callers.
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/// </remarks>
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public static class SqlErrorCodes
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{
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/// <summary>
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/// A stored procedure's own input validation failed (e.g. a required parameter was <c>NULL</c>).
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/// Maps to HTTP 400 Bad Request.
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/// </summary>
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public const int Validation = 50400;
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/// <summary>
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/// A stored procedure could not find a row it required, by primary key or foreign key. Maps to
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/// HTTP 404 Not Found.
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/// </summary>
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public const int NotFound = 50404;
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/// <summary>
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/// A stored procedure detected a conflict: either a duplicate/already-exists row, or a stale
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/// optimistic-concurrency token (row-version mismatch). Maps to HTTP 409 Conflict.
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/// </summary>
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public const int Conflict = 50409;
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/// <summary>
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/// A defensive check inside a stored procedure failed under conditions that should be
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/// unreachable in normal operation (e.g. an <c>INSERT</c> that should always affect one row
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/// affected zero). Left uncaught by repositories so it falls through to the generic
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/// <see cref="Microsoft.Data.SqlClient.SqlException" /> handler. Maps to HTTP 500/503.
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/// </summary>
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public const int InternalFailure = 50500;
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}
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