public async Task DeleteEntity(RunTimeMetadata metadata, RowInfo rowInfo)
{
DbSetInfo dbSetInfo = rowInfo.GetDbSetInfo();
if (rowInfo.changeType != ChangeType.Deleted)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_REC_CHANGETYPE_INVALID,
dbSetInfo.GetEntityType().Name, rowInfo.changeType));
}
MethodInfoData methodData = metadata.GetOperationMethodInfo(dbSetInfo.dbSetName, MethodType.Delete);
if (methodData == null)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_DB_DELETE_NOT_IMPLEMENTED,
dbSetInfo.GetEntityType().Name, GetType().Name));
}
object dbEntity = Activator.CreateInstance(dbSetInfo.GetEntityType());
UpdateEntityFromRowInfo(dbEntity, rowInfo, true);
rowInfo.GetChangeState().Entity = dbEntity;
rowInfo.GetChangeState().OriginalEntity = dbEntity;
object instance = GetMethodOwner(methodData);
object res = methodData.MethodInfo.Invoke(instance, new[] { dbEntity });
if (res is Task)
{
await(res as Task);
}
}
public async Task Invoke(RefreshContext <TService> ctx)
{
DbSetInfo dbSetInfo = ctx.Request.GetDbSetInfo() ?? throw new InvalidOperationException($"Could not get the DbSet for {ctx.Request.dbSetName}");
IServiceOperationsHelper <TService> serviceHelper = ctx.ServiceContainer.GetServiceHelper();
RunTimeMetadata metadata = ctx.Service.GetMetadata();
RequestContext req = RefreshContext <TService> .CreateRequestContext(ctx.Service, ctx.Request.rowInfo);
using (RequestCallContext callContext = new RequestCallContext(req))
{
MethodInfoData methodData = metadata.GetOperationMethodInfo(ctx.Request.dbSetName, MethodType.Refresh);
object instance = serviceHelper.GetMethodOwner(methodData);
object invokeRes = methodData.MethodInfo.Invoke(instance, new object[] { ctx.Request });
object dbEntity = await serviceHelper.GetMethodResult(invokeRes);
if (dbEntity != null)
{
serviceHelper.UpdateRowInfoFromEntity(dbEntity, ctx.Request.rowInfo);
}
else
{
throw new InvalidOperationException($"Refresh Operation for {ctx.Request.dbSetName} did not return a result");
}
}
await _next(ctx);
}
public async Task UpdateEntity(RunTimeMetadata metadata, RowInfo rowInfo)
{
DbSetInfo dbSetInfo = rowInfo.GetDbSetInfo();
if (rowInfo.changeType != ChangeType.Updated)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_REC_CHANGETYPE_INVALID,
dbSetInfo.GetEntityType().Name, rowInfo.changeType));
}
MethodInfoData methodData = metadata.GetOperationMethodInfo(dbSetInfo.dbSetName, MethodType.Update);
if (methodData == null)
{
throw new DomainServiceException(string.Format(ErrorStrings.ERR_DB_UPDATE_NOT_IMPLEMENTED,
dbSetInfo.GetEntityType().Name, GetType().Name));
}
object dbEntity = Activator.CreateInstance(dbSetInfo.GetEntityType());
UpdateEntityFromRowInfo(dbEntity, rowInfo, false);
object original = GetOriginalEntity(dbEntity, rowInfo);
rowInfo.GetChangeState().Entity = dbEntity;
rowInfo.GetChangeState().OriginalEntity = original;
object instance = GetMethodOwner(methodData);
//apply this changes to entity that is in the database (this is done in user domain service method)
object res = methodData.MethodInfo.Invoke(instance, new[] { dbEntity });
if (res is Task)
{
await(res as Task);
}
}
public static MethodInfoData GetCRUDMethodInfo(this RowInfo rowInfo, RunTimeMetadata metadata, string dbSetName)
{
MethodInfoData method = null;
switch (rowInfo.changeType)
{
case ChangeType.Added:
method = metadata.GetOperationMethodInfo(dbSetName, MethodType.Insert);
break;
case ChangeType.Deleted:
method = metadata.GetOperationMethodInfo(dbSetName, MethodType.Delete);
break;
case ChangeType.Updated:
method = metadata.GetOperationMethodInfo(dbSetName, MethodType.Update);
break;
default:
throw new DomainServiceException(string.Format(ErrorStrings.ERR_REC_CHANGETYPE_INVALID, dbSetName,
rowInfo.changeType));
}
return(method);
}
public async Task Invoke(RefreshContext <TService> ctx)
{
DbSetInfo dbSetInfo = ctx.Request.GetDbSetInfo() ?? throw new InvalidOperationException($"Could not get the DbSet for {ctx.Request.dbSetName}");
Security.IAuthorizer <TService> authorizer = ctx.ServiceContainer.GetAuthorizer();
RunTimeMetadata metadata = ctx.Service.GetMetadata();
MethodInfoData methodData = metadata.GetOperationMethodInfo(ctx.Request.dbSetName, MethodType.Refresh);
if (methodData == null)
{
throw new InvalidOperationException(string.Format(ErrorStrings.ERR_REC_REFRESH_INVALID,
dbSetInfo.GetEntityType().Name, GetType().Name));
}
await authorizer.CheckUserRightsToExecute(methodData);
await _next(ctx);
}
public async Task <bool> ValidateEntity(RunTimeMetadata metadata, RequestContext requestContext)
{
RowInfo rowInfo = requestContext.CurrentRowInfo;
DbSetInfo dbSetInfo = rowInfo.GetDbSetInfo();
IEnumerable <ValidationErrorInfo> errs1 = null;
IEnumerable <ValidationErrorInfo> errs2 = null;
LinkedList <string> mustBeChecked = new LinkedList <string>();
LinkedList <string> skipCheckList = new LinkedList <string>();
if (rowInfo.changeType == ChangeType.Added)
{
foreach (ParentChildNode pn in rowInfo.GetChangeState().ParentRows)
{
foreach (FieldRel frel in pn.Association.fieldRels)
{
skipCheckList.AddLast(frel.childField);
}
}
}
foreach (Field fieldInfo in dbSetInfo.fieldInfos)
{
_dataHelper.ForEachFieldInfo("", fieldInfo, (fullName, f) =>
{
if (!f.GetIsIncludeInResult())
{
return;
}
if (f.fieldType == FieldType.Object || f.fieldType == FieldType.ServerCalculated)
{
return;
}
string value = _dataHelper.SerializeField(rowInfo.GetChangeState().Entity, fullName, f);
switch (rowInfo.changeType)
{
case ChangeType.Added:
{
bool isSkip = f.isAutoGenerated || skipCheckList.Any(n => n == fullName);
if (!isSkip)
{
_validationHelper.CheckValue(f, value);
mustBeChecked.AddLast(fullName);
}
}
break;
case ChangeType.Updated:
{
bool isChanged = isEntityValueChanged(rowInfo, fullName, f, out string newVal);
if (isChanged)
{
_validationHelper.CheckValue(f, newVal);
mustBeChecked.AddLast(fullName);
}
}
break;
}
});
}
rowInfo.GetChangeState().ChangedFieldNames = mustBeChecked.ToArray();
MethodInfoData methodData = metadata.GetOperationMethodInfo(dbSetInfo.dbSetName, MethodType.Validate);
if (methodData != null)
{
object instance = GetMethodOwner(methodData);
object invokeRes = methodData.MethodInfo.Invoke(instance,
new[] { rowInfo.GetChangeState().Entity, rowInfo.GetChangeState().ChangedFieldNames });
errs1 = (IEnumerable <ValidationErrorInfo>) await GetMethodResult(invokeRes);
}
if (errs1 == null)
{
errs1 = Enumerable.Empty <ValidationErrorInfo>();
}
IValidator validator = _validatorsContainer.GetValidator(rowInfo.GetDbSetInfo().GetEntityType());
if (validator != null)
{
errs2 = await validator.ValidateModelAsync(rowInfo.GetChangeState().Entity,
rowInfo.GetChangeState().ChangedFieldNames);
}
if (errs2 == null)
{
errs2 = Enumerable.Empty <ValidationErrorInfo>();
}
errs1 = errs1.Concat(errs2);
rowInfo.GetChangeState().ValidationErrors = errs1.ToArray();
return(rowInfo.GetChangeState().ValidationErrors.Length == 0);
}
public static async Task <bool> CanAccessOperation(this IAuthorizer authorizer, RunTimeMetadata metadata, string dbSetName, MethodType methodType)
{
MethodInfoData method = metadata.GetOperationMethodInfo(dbSetName, methodType);
return(method != null && await authorizer.CanAccessMethod(method));
}
