Пример #1
0
    private static async Task <EditResult <T> > ApplyEdits <T>(this ILayer <T> layer, T[]?featuresToAdd = null, T[]?featuresToUpdate = null, T[]?featuresToDelete = null) where T : Feature
    {
        var adds    = featuresToAdd?.Select(f => f.ToGraphic(layer.LayerInfo, false)).ToArray();
        var updates = featuresToUpdate?.Select(f => f.ToGraphic(layer.LayerInfo, true)).Where(o => o is not null).ToArray();
        var deletes = featuresToDelete?.Select(f => f.OID).ToArray();

        var editResultSet = await Esri.ApplyEdits(layer.Url, layer.Token, adds, updates, deletes);

        if (editResultSet.error is null)
        {
            foreach (var f in featuresToUpdate ?? Array.Empty <T>())
            {
                f.IsDirty = false;
            }

            foreach (var f in featuresToDelete ?? Array.Empty <T>())
            {
                f.OID     = -1;
                f.IsDirty = false;
            }
        }

        return(new EditResult <T>(editResultSet, layer));
    }