private async Task <IHttpActionResult> Update(
EdmEntityObject edmEntityObject,
bool isFullReplaceUpdate,
CancellationToken cancellationToken)
{
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.UpdateOnlySupportedOnEntitySet);
}
var propertiesInEtag = await this.GetOriginalValues(entitySet);
if (propertiesInEtag == null)
{
throw new PreconditionRequiredException(Resources.PreconditionRequired);
}
// In case of type inheritance, the actual type will be different from entity type
// This is only needed for put case, and does not for patch case
var expectedEntityType = path.EdmType;
var actualEntityType = path.EdmType;
if (edmEntityObject.ActualEdmType != null)
{
expectedEntityType = edmEntityObject.ExpectedEdmType;
actualEntityType = edmEntityObject.ActualEdmType;
}
DataModificationItem updateItem = new DataModificationItem(
entitySet.Name,
expectedEntityType.GetClrType(Api),
actualEntityType.GetClrType(Api),
DataModificationItemAction.Update,
RestierQueryBuilder.GetPathKeyValues(path),
propertiesInEtag,
edmEntityObject.CreatePropertyDictionary());
updateItem.IsFullReplaceUpdateRequest = isFullReplaceUpdate;
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(updateItem);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(updateItem);
await changeSetProperty.OnChangeSetCompleted();
}
return(this.CreateUpdatedODataResult(updateItem.Entity));
}
/// <summary>
/// Handles a DELETE request to delete an entity.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The task object that contains the deletion result.</returns>
public async Task <IHttpActionResult> Delete(CancellationToken cancellationToken)
{
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.DeleteOnlySupportedOnEntitySet);
}
DataModificationEntry deleteEntry = new DataModificationEntry(
entitySet.Name,
path.EdmType.FullTypeName(),
RestierQueryBuilder.GetPathKeyValues(path),
this.GetOriginalValues(),
null);
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(deleteEntry);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(deleteEntry);
await changeSetProperty.OnChangeSetCompleted();
}
return(this.StatusCode(HttpStatusCode.NoContent));
}
/// <summary>
/// Handles a POST request to create an entity.
/// </summary>
/// <param name="edmEntityObject">The entity object to create.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The task object that contains the creation result.</returns>
public async Task <IHttpActionResult> Post(EdmEntityObject edmEntityObject, CancellationToken cancellationToken)
{
if (!this.ModelState.IsValid)
{
return(BadRequest(this.ModelState));
}
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.InsertOnlySupportedOnEntitySet);
}
// In case of type inheritance, the actual type will be different from entity type
var expectedEntityType = path.EdmType;
var actualEntityType = path.EdmType;
if (edmEntityObject.ActualEdmType != null)
{
expectedEntityType = edmEntityObject.ExpectedEdmType;
actualEntityType = edmEntityObject.ActualEdmType;
}
DataModificationItem postItem = new DataModificationItem(
entitySet.Name,
expectedEntityType.GetClrType(Api),
actualEntityType.GetClrType(Api),
DataModificationItemAction.Insert,
null,
null,
edmEntityObject.CreatePropertyDictionary());
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(postItem);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(postItem);
await changeSetProperty.OnChangeSetCompleted();
}
return(this.CreateCreatedODataResult(postItem.Entity));
}
/// <summary>
/// Handles a DELETE request to delete an entity.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The task object that contains the deletion result.</returns>
public async Task <IHttpActionResult> Delete(CancellationToken cancellationToken)
{
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.DeleteOnlySupportedOnEntitySet);
}
var propertiesInEtag = await this.GetOriginalValues(entitySet);
if (propertiesInEtag == null)
{
throw new PreconditionRequiredException(Resources.PreconditionRequired);
}
DataModificationItem deleteItem = new DataModificationItem(
entitySet.Name,
path.EdmType.GetClrType(Api.ServiceProvider),
null,
DataModificationItemAction.Remove,
RestierQueryBuilder.GetPathKeyValues(path),
propertiesInEtag,
null);
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(deleteItem);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(deleteItem);
await changeSetProperty.OnChangeSetCompleted(this.Request);
}
return(this.StatusCode(HttpStatusCode.NoContent));
}
/// <summary>
/// Handles a POST request to create an entity.
/// </summary>
/// <param name="edmEntityObject">The entity object to create.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The task object that contains the creation result.</returns>
public async Task <IHttpActionResult> Post(EdmEntityObject edmEntityObject, CancellationToken cancellationToken)
{
if (!this.ModelState.IsValid)
{
return(BadRequest(this.ModelState));
}
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.InsertOnlySupportedOnEntitySet);
}
DataModificationEntry postEntry = new DataModificationEntry(
entitySet.Name,
path.EdmType.FullTypeName(),
null,
null,
edmEntityObject.CreatePropertyDictionary());
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(postEntry);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(postEntry);
await changeSetProperty.OnChangeSetCompleted();
}
return(this.CreateCreatedODataResult(postEntry.Entity));
}
private async Task <IHttpActionResult> Update(
EdmEntityObject edmEntityObject,
bool isFullReplaceUpdate,
CancellationToken cancellationToken)
{
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.UpdateOnlySupportedOnEntitySet);
}
DataModificationEntry updateEntry = new DataModificationEntry(
entitySet.Name,
path.EdmType.FullTypeName(),
RestierQueryBuilder.GetPathKeyValues(path),
this.GetOriginalValues(),
edmEntityObject.CreatePropertyDictionary());
updateEntry.IsFullReplaceUpdate = isFullReplaceUpdate;
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(updateEntry);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(updateEntry);
await changeSetProperty.OnChangeSetCompleted();
}
return(this.CreateUpdatedODataResult(updateEntry.Entity));
}
/// <summary>
/// Handles a POST request to an action.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The task object that contains the action result.</returns>
public async Task <IHttpActionResult> PostAction(CancellationToken cancellationToken)
{
ODataPath path = this.GetPath();
UnboundActionPathSegment actionPathSegment = path.Segments.Last() as UnboundActionPathSegment;
if (actionPathSegment == null)
{
throw new NotSupportedException(Resources.PostToUnboundActionNotSupported);
}
ActionInvocationEntry entry = new ActionInvocationEntry(actionPathSegment.ActionName, null);
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(entry);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(entry);
await changeSetProperty.OnChangeSetCompleted();
}
if (entry.Result != null)
{
return(this.CreateOKResult(entry.Result));
}
else
{
// TODO: Should also be able to handle 204.
return(this.StatusCode(HttpStatusCode.NotImplemented));
}
}
/// <summary>
/// Sets the <see cref="RestierChangeSetProperty"/> to the <see cref="HttpRequestMessage"/>.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <param name="changeSetProperty">The change set to be set.</param>
public static void SetChangeSet(this HttpRequestMessage request, RestierChangeSetProperty changeSetProperty)
{
Ensure.NotNull(request, nameof(request));
request.Properties.Add(ChangeSetKey, changeSetProperty);
}
/// <summary>
/// Sets the <see cref="RestierChangeSetProperty"/> to the <see cref="HttpContext"/>.
/// </summary>
/// <param name="context">The HTTP context.</param>
/// <param name="changeSetProperty">The change set to be set.</param>
public static void SetChangeSet(this HttpContext context, RestierChangeSetProperty changeSetProperty)
{
Ensure.NotNull(context, nameof(context));
context.Items.Add(ChangeSetKey, changeSetProperty);
}
private async Task <IHttpActionResult> Update(
EdmEntityObject edmEntityObject,
bool isFullReplaceUpdate,
CancellationToken cancellationToken)
{
CheckModelState();
ODataPath path = this.GetPath();
IEdmEntitySet entitySet = path.NavigationSource as IEdmEntitySet;
if (entitySet == null)
{
throw new NotImplementedException(Resources.UpdateOnlySupportedOnEntitySet);
}
var propertiesInEtag = await this.GetOriginalValues(entitySet);
if (propertiesInEtag == null)
{
throw new PreconditionRequiredException(Resources.PreconditionRequired);
}
// In case of type inheritance, the actual type will be different from entity type
// This is only needed for put case, and does not need for patch case
// For put request, it will create a new, blank instance of the entity.
// copy over the key values and set any updated values from the client on the new instance.
// Then apply all the properties of the new instance to the instance to be updated.
// This will set any unspecified properties to their default value.
var expectedEntityType = path.EdmType;
var actualEntityType = path.EdmType as IEdmStructuredType;
if (edmEntityObject.ActualEdmType != null)
{
expectedEntityType = edmEntityObject.ExpectedEdmType;
actualEntityType = edmEntityObject.ActualEdmType;
}
DataModificationItem updateItem = new DataModificationItem(
entitySet.Name,
expectedEntityType.GetClrType(Api.ServiceProvider),
actualEntityType.GetClrType(Api.ServiceProvider),
DataModificationItemAction.Update,
RestierQueryBuilder.GetPathKeyValues(path),
propertiesInEtag,
edmEntityObject.CreatePropertyDictionary(actualEntityType, api, false));
updateItem.IsFullReplaceUpdateRequest = isFullReplaceUpdate;
RestierChangeSetProperty changeSetProperty = this.Request.GetChangeSet();
if (changeSetProperty == null)
{
ChangeSet changeSet = new ChangeSet();
changeSet.Entries.Add(updateItem);
SubmitResult result = await Api.SubmitAsync(changeSet, cancellationToken);
}
else
{
changeSetProperty.ChangeSet.Entries.Add(updateItem);
await changeSetProperty.OnChangeSetCompleted(this.Request);
}
return(this.CreateUpdatedODataResult(updateItem.Resource));
}
