/// <summary>
/// Retrieve datatable containing all the records for the specified entity.
/// </summary>
/// <param name="entity"></param>
/// <param name="clientId"></param>
/// <returns></returns>
public DataTable GetAll(ScaffoldContext ctx)
{
EntityManager entitySvc = new EntityManager();
EntityServiceContext entityServiceContext = CreateContext(ctx, false, false, false).Item as EntityServiceContext;
BoolMessageItem result = entitySvc.GetAll(entityServiceContext);
if (!result.Success)
{
return(null);
}
IList allItems = result.Item as IList;
DataTable table = null;
// Check for 0 results.
if (allItems != null)
{
// If we have results, convert each object in the list
// to a record, so we're effectively converting the object list
// to a DataTable.
if (allItems.Count > 0)
{
IList <PropertyInfo> properties = GetProperties(ctx.EntityName);
table = DataUtils.ConvertPropertyCollectionToDataTable(allItems, properties);
}
}
return(table);
}
private BoolMessageItem CreateContext(ScaffoldContext scaffoldContext, bool parseEntityId, bool createEntity, bool transferScaffoldUIValuesToEntity)
{
int entityId = 0;
// Convert the strin entity id to an integer entity id.
if (parseEntityId)
{
BoolMessageItem parseResult = Validate(scaffoldContext);
if (!parseResult.Success)
{
return(parseResult);
}
entityId = (int)parseResult.Item;
}
// The type of the entity.
Type typ = Type.GetType(scaffoldContext.EntityName);
object entity = createEntity ? Activator.CreateInstance(typ) : null;
EntityServiceContext enCtx = new EntityServiceContext(typ, entityId, entity);
enCtx.Errors = scaffoldContext.Errors;
// Transfer the values from the Dynamically generated Scaffold UI to the entity.
if (createEntity && transferScaffoldUIValuesToEntity)
{
// Set the entity properties using the properties supplied.
ReflectionUtils.SetProperties <object>(enCtx.Item, scaffoldContext.PropValues);
}
return(new BoolMessageItem(enCtx, true, string.Empty));
}
/// <summary>
/// Display the UI for editing an entity.
/// </summary>
/// <param name="entityName"></param>
/// <param name="entityId"></param>
/// <param name="clientId"></param>
public void DisplayEditUI(ScaffoldContext context)
{
BoolMessageItem result = _service.Get(context);
if (result.Success)
{
DisplayEntity(context.EntityName, context.ParentControlId, true, result.Item, _propertiesToExclude);
}
}
/// <summary>
/// Retrieve the entity with the specified id, given the entityType
/// </summary>
/// <param name="entityName">"Category"</param>
/// <param name="id">"1" Id of a specific entity.</param>
/// <returns></returns>
public BoolMessageItem Get(ScaffoldContext ctx)
{
BoolMessageItem creationResult = CreateContext(ctx, true, false, false);
if (!creationResult.Success)
{
return(creationResult);
}
EntityServiceContext entityActionContext = creationResult.Item as EntityServiceContext;
EntityManager entitySvc = new EntityManager();
BoolMessageItem result = entitySvc.Get(entityActionContext);
return(result);
}
/// <summary>
/// Update the specific entity with property values specified.
/// </summary>
/// <param name="entityName">"Category"</param>
/// <param name="propValues">List of key value pairs.
/// Where the key is the property name, and the value is a string
/// representation of the property value.</param>
public BoolMessage Create(ScaffoldContext ctx)
{
BoolMessageItem creationResult = CreateContext(ctx, false, true, true);
if (!creationResult.Success)
{
return(creationResult);
}
EntityServiceContext entityActionContext = creationResult.Item as EntityServiceContext;
// Create the entity using the entity service.
EntityManager service = new EntityManager();
BoolMessage result = service.Create(entityActionContext);
return(result);
}
private BoolMessageItem Validate(ScaffoldContext ctx)
{
int entityId = 0;
// Validate the entity id as string.
if (string.IsNullOrEmpty(ctx.EntityId))
{
return(new BoolMessageItem(null, true, string.Empty));
}
if (Int32.TryParse(ctx.EntityId, out entityId))
{
return(new BoolMessageItem(entityId, true, string.Empty));
}
string error = "Unable to parse entity id : " + ctx.EntityId;
ctx.Errors.Add(error);
return(new BoolMessageItem(null, false, error));
}
/// <summary>
/// Display UI for adding new entity.
/// </summary>
/// <param name="entityName"></param>
/// <param name="clientId"></param>
public void DisplayAddUI(ScaffoldContext context)
{
DisplayEntity(context.EntityName, context.ParentControlId, false, null, _propertiesToExclude);
}
/// <summary>
/// Submit the data for editing the entity.
/// </summary>
/// <param name="entityName"></param>
/// <param name="entityId"></param>
/// <param name="clientId"></param>
public void Update(ScaffoldContext context)
{
context.PropValues = _scaffoldUtils.GetValuesFromUI(context.EntityName, context.ParentControlId, _propertiesToExclude);
_service.Update(context);
_view.AllResultsTable = _service.GetAll(context);
}
/// <summary>
/// Delete the entity.
/// </summary>
/// <param name="entityName"></param>
/// <param name="entityId"></param>
/// <param name="clientId"></param>
public void Delete(ScaffoldContext context)
{
_service.Delete(context);
_view.AllResultsTable = _service.GetAll(context);
}
/// <summary>
/// Get all the records for a specific type of business entity.
/// </summary>
/// <param name="context"></param>
public void GetAll(ScaffoldContext context)
{
_view.AllResultsTable = _service.GetAll(context);
}