/// <summary>
/// Creates <see cref="ResourceMigrationState"/>
/// </summary>
/// <param name="templateCode">The migrator template code</param>
/// <param name="state">The migrator state</param>
/// <param name="resource">The resource state</param>
/// <param name="position">The migrator position</param>
/// <returns>The <see cref="ResourceMigrationState"/></returns>
public static ResourceMigrationState CreateFrom(
string templateCode,
MigratorConfigurationState state,
ResourceConfigurationState resource,
EnMigratorPosition position)
{
var sourcePoint = position == EnMigratorPosition.New ? null : state.LastDefinedPoint;
var destinationPoint = position == EnMigratorPosition.Obsolete ? null : state.LastDefinedPoint;
var migrationToSourceExecutor = resource.CurrentPoint == state.LastDefinedPoint
? null
: position == EnMigratorPosition.Obsolete &&
state.MigrationPoints.Contains(resource.CurrentPoint) &&
state.LastDefinedPoint != resource.CurrentPoint
? EnMigrationSide.Source
: (EnMigrationSide?)null;
var migrationToDestinationExecutor = resource.CurrentPoint == state.LastDefinedPoint
? null
: position == EnMigratorPosition.New
? EnMigrationSide.Destination
: (EnMigrationSide?)null;
var resourceMigrationState = new ResourceMigrationState
{
Name = resource.Name,
Code = resource.Code,
CurrentPoint = resource.CurrentPoint,
SourcePoint = sourcePoint,
DestinationPoint = destinationPoint,
MigrationToSourceExecutor = migrationToSourceExecutor,
MigrationToDestinationExecutor = migrationToDestinationExecutor,
MigratorTypeName = state.TypeName,
TemplateCode = templateCode
};
resourceMigrationState.SetPosition();
return(resourceMigrationState);
}
/// <summary>
/// Creates <see cref="MigratorTemplateMigrationState"/> from <see cref="MigratorTemplateConfigurationState"/>
/// </summary>
/// <param name="state">The state of template</param>
/// <param name="position">The template position</param>
/// <returns>The new <see cref="MigratorTemplateMigrationState"/></returns>
public static MigratorTemplateMigrationState CreateFrom(
MigratorTemplateConfigurationState state,
EnMigratorPosition position)
{
if (position != EnMigratorPosition.New && position != EnMigratorPosition.Obsolete)
{
throw new ArgumentException(@"Can be called only for new or obsolete templates", nameof(position));
}
var sourceTemplate = position == EnMigratorPosition.Obsolete ? state.Template : null;
var destinationTemplate = position == EnMigratorPosition.New ? state.Template : null;
var migrators = state.MigratorsStates
.Select(m => MigratorMigrationState.CreateFrom(state.Code, m, position)).ToList();
return(new MigratorTemplateMigrationState
{
Code = state.Template.Code,
SourceTemplate = sourceTemplate,
DestinationTemplate = destinationTemplate,
Position = position,
Migrators = migrators
});
}
/// <summary>
/// Creates <see cref="MigratorMigrationState"/> from <see cref="MigratorConfigurationState"/>
/// </summary>
/// <param name="templateCode">The migrator template code</param>
/// <param name="state">The state of template</param>
/// <param name="position">The migration position</param>
/// <returns>The new <see cref="MigratorTemplateMigrationState"/></returns>
public static MigratorMigrationState CreateFrom(string templateCode, MigratorConfigurationState state, EnMigratorPosition position)
{
if (position != EnMigratorPosition.New && position != EnMigratorPosition.Obsolete)
{
throw new ArgumentException(@"Can be called only for new or obsolete templates", nameof(position));
}
var resources = state.Resources.Select(r => ResourceMigrationState.CreateFrom(templateCode, state, r, position)).ToList();
return(new MigratorMigrationState
{
Name = state.Name,
TypeName = state.TypeName,
Position = position,
Direction = EnMigrationDirection.Stay,
DependencyType = state.DependencyType,
Priority = state.Priority,
Resources = resources
});
}