namespace IceImportBLL.FieldResolvers;

// ValueType = 8 (Fixed value, applied only during Update) — confirmed against the real
// MICEMAPDETAILS.VALUETYPE check-constraint comment and GB4's IceImportNewBLL.cs
// (case 8: ///Fixed Value During Update). Same coercion/reflection logic as ValueType 1 (Fixed),
// gated on FieldResolutionContext.IsUpdateMode. On an Insert (IsUpdateMode = false) the field
// resolves to null rather than falling back to some other ValueType's behavior, since nothing in
// the plan specifies an insert-time fallback for this ValueType.
public class FixedDuringUpdateResolver : IIceFieldValueResolver
{
    public int ValueType => 8;

    private readonly FixedValueResolver _inner = new();

    public Task<FieldResolutionResult> ResolveAsync(FieldResolutionContext ctx, CancellationToken ct)
        => ctx.IsUpdateMode
            ? _inner.ResolveAsync(ctx, ct)
            : Task.FromResult(FieldResolutionResult.Ok(null));
}