public void InitializeNonparsableProperties(out IEnumerable<IConceptInfo> createdConcepts)
{
Dependency_ChangesEntity = new EntityInfo { Module = Entity.Module, Name = Entity.Name + "_Changes" };
Dependency_HistorySqlQueryable = new SqlQueryableInfo { Module = Entity.Module, Name = Entity.Name + "_History", SqlSource = HistorySqlSnippet() };
Dependency_AtTimeSqlFunction = new SqlFunctionInfo { Module = Entity.Module, Name = Entity.Name + "_AtTime", Arguments = "@ContextTime DATETIME", Source = AtTimeSqlSnippet() };
Dependency_Write = new WriteInfo {
DataStructure = Dependency_HistorySqlQueryable,
SaveImplementation = HistorySaveFunction()
};
createdConcepts = new IConceptInfo[] { Dependency_ChangesEntity, Dependency_HistorySqlQueryable, Dependency_AtTimeSqlFunction, Dependency_Write };
}
public void InitializeNonparsableProperties(out IEnumerable <IConceptInfo> createdConcepts)
{
Dependency_ChangesEntity = new EntityInfo {
Module = Entity.Module, Name = Entity.Name + "_Changes"
};
Dependency_HistorySqlQueryable = new SqlQueryableInfo {
Module = Entity.Module, Name = Entity.Name + "_History", SqlSource = HistorySqlSnippet()
};
Dependency_AtTimeSqlFunction = new SqlFunctionInfo {
Module = Entity.Module, Name = Entity.Name + "_AtTime", Arguments = "@ContextTime DATETIME", Source = AtTimeSqlSnippet()
};
Dependency_Write = new WriteInfo {
DataStructure = Dependency_HistorySqlQueryable,
SaveImplementation = HistorySaveFunction()
};
createdConcepts = new IConceptInfo[] { Dependency_ChangesEntity, Dependency_HistorySqlQueryable, Dependency_AtTimeSqlFunction, Dependency_Write };
}
public void InitializeNonparsableProperties(out IEnumerable <IConceptInfo> createdConcepts)
{
if (!(Property.DataStructure is EntityInfo))
{
throw new DslSyntaxException(this, "History concept may only be used on entity or its property.");
}
Dependency_EntityHistory = new EntityHistoryInfo {
Entity = (EntityInfo)Property.DataStructure
};
Dependency_AtTimeSqlFunction = new SqlFunctionInfo {
Module = Property.DataStructure.Module, Name = Property.DataStructure.Name + "_AtTime"
};
Dependency_HistorySqlQueryable = new SqlQueryableInfo {
Module = Property.DataStructure.Module, Name = Property.DataStructure.Name + "_History"
};
Dependency_Write = new WriteInfo {
DataStructure = Dependency_HistorySqlQueryable
};
createdConcepts = new IConceptInfo[] { Dependency_EntityHistory };
}
public IEnumerable <IConceptInfo> CreateNewConcepts()
{
var sqlFunction = new SqlFunctionInfo
{
Module = HardcodedEntity.Module,
Name = HardcodedEntity.Name + "_" + Name,
Source = $@"
RETURNS uniqueidentifier
AS
BEGIN
RETURN CONVERT(uniqueidentifier, '{GetIdentifier()}');
END"
};
return(new List <IConceptInfo>
{
sqlFunction,
new SqlDependsOnSqlFunctionInfo {
Dependent = this.HardcodedEntity, DependsOn = sqlFunction
},
});
}
public IEnumerable <IConceptInfo> CreateNewConcepts(EntityHistoryInfo conceptInfo, IDslModel existingConcepts)
{
var newConcepts = new List <IConceptInfo>();
var atTimeSqlFunction = new SqlFunctionInfo {
Module = conceptInfo.Entity.Module, Name = conceptInfo.Entity.Name + "_AtTime", Arguments = $"@ContextTime {_dateTimeSqlColumnType}", Source = AtTimeSqlSnippet(conceptInfo)
};
newConcepts.Add(atTimeSqlFunction);
var historySqlQueryable = new SqlQueryableInfo {
Module = conceptInfo.Entity.Module, Name = conceptInfo.Entity.Name + "_History", SqlSource = HistorySqlSnippet(conceptInfo)
};
newConcepts.Add(historySqlQueryable);
var write = new WriteInfo {
DataStructure = historySqlQueryable, SaveImplementation = HistorySaveFunction(conceptInfo)
};
newConcepts.Add(write);
// Expand the base entity:
var activeSinceProperty = new DateTimePropertyInfo {
DataStructure = conceptInfo.Entity, Name = "ActiveSince"
}; // TODO: SystemRequired, Default 1.1.1900., after implementing optimization for multiple simple property validations.
var activeSinceHistory = new EntityHistoryPropertyInfo {
Property = activeSinceProperty
};
newConcepts.AddRange(new IConceptInfo[] { activeSinceProperty, activeSinceHistory });
// InvalidData for base entity: it is not allowed to save with ActiveSince older than last one used in History
var denyFilter = new ComposableFilterByInfo {
Parameter = "Common.OlderThanHistoryEntries",
Source = conceptInfo.Entity,
Expression = String.Format(
@"(items, repository, parameter) => items.Where(item =>
repository.{0}.{1}_Changes.Subquery.Where(his => his.ActiveSince >= item.ActiveSince && his.Entity == item).Count() > 0)",
conceptInfo.Entity.Module.Name,
conceptInfo.Entity.Name)
};
var invalidDataValidation = new InvalidDataInfo {
FilterType = "Common.OlderThanHistoryEntries",
Source = conceptInfo.Entity,
ErrorMessage = "ActiveSince is not allowed to be older than last entry in history."
};
newConcepts.AddRange(new IConceptInfo[]
{
denyFilter,
invalidDataValidation,
new ParameterInfo {
Module = new ModuleInfo {
Name = "Common"
}, Name = "OlderThanHistoryEntries"
},
new InvalidDataMarkProperty2Info {
InvalidData = invalidDataValidation, MarkProperty = activeSinceProperty
}
});
// Create a new entity for history data:
var currentProperty = new ReferencePropertyInfo {
DataStructure = conceptInfo.Dependency_ChangesEntity, Name = "Entity", Referenced = conceptInfo.Entity
};
var historyActiveSinceProperty = new DateTimePropertyInfo {
DataStructure = conceptInfo.Dependency_ChangesEntity, Name = activeSinceProperty.Name
};
newConcepts.AddRange(new IConceptInfo[] {
currentProperty,
new ReferenceDetailInfo {
Reference = currentProperty
},
new RequiredPropertyInfo {
Property = currentProperty
}, // TODO: SystemRequired, after implementing optimization for multiple simple property validations.
new PropertyFromInfo {
Destination = conceptInfo.Dependency_ChangesEntity, Source = activeSinceProperty
},
historyActiveSinceProperty,
new UniqueMultiplePropertiesInfo {
DataStructure = conceptInfo.Dependency_ChangesEntity, PropertyNames = $"{currentProperty.Name} {historyActiveSinceProperty.Name}"
}
});
// InvalidData for history entity: it is not allowed to save with ActiveSince newer than current entity
var denyFilterHistory = new ComposableFilterByInfo
{
Parameter = "Common.NewerThanCurrentEntry",
Source = conceptInfo.Dependency_ChangesEntity,
Expression = @"(items, repository, parameter) => items.Where(item => item.ActiveSince > item.Entity.ActiveSince)"
};
var invalidDataValidationHistory = new InvalidDataInfo
{
FilterType = "Common.NewerThanCurrentEntry",
Source = conceptInfo.Dependency_ChangesEntity,
ErrorMessage = "ActiveSince of history entry is not allowed to be newer than current entry."
};
newConcepts.AddRange(new IConceptInfo[]
{
denyFilterHistory,
invalidDataValidationHistory,
new ParameterInfo {
Module = new ModuleInfo {
Name = "Common"
}, Name = "NewerThanCurrentEntry"
},
new InvalidDataMarkProperty2Info {
InvalidData = invalidDataValidationHistory, MarkProperty = historyActiveSinceProperty
}
});
// Create ActiveUntil SqlQueryable:
var activeUntilSqlQueryable = new SqlQueryableInfo {
Module = conceptInfo.Entity.Module, Name = conceptInfo.Entity.Name + "_ChangesActiveUntil", SqlSource = ActiveUntilSqlSnippet(conceptInfo)
};
newConcepts.AddRange(new IConceptInfo[] {
activeUntilSqlQueryable,
new DateTimePropertyInfo {
DataStructure = activeUntilSqlQueryable, Name = "ActiveUntil"
},
new SqlDependsOnDataStructureInfo {
Dependent = activeUntilSqlQueryable, DependsOn = conceptInfo.Dependency_ChangesEntity
},
new SqlDependsOnDataStructureInfo {
Dependent = activeUntilSqlQueryable, DependsOn = conceptInfo.Entity
},
new DataStructureExtendsInfo {
Base = conceptInfo.Dependency_ChangesEntity, Extension = activeUntilSqlQueryable
}
});
// Configure History SqlQueryable:
newConcepts.AddRange(new IConceptInfo[] {
new SqlDependsOnDataStructureInfo {
Dependent = historySqlQueryable, DependsOn = conceptInfo.Entity
},
new SqlDependsOnDataStructureInfo {
Dependent = historySqlQueryable, DependsOn = conceptInfo.Dependency_ChangesEntity
},
new SqlDependsOnDataStructureInfo {
Dependent = historySqlQueryable, DependsOn = activeUntilSqlQueryable
},
new DateTimePropertyInfo {
DataStructure = historySqlQueryable, Name = "ActiveUntil"
},
new AllPropertiesFromInfo {
Source = conceptInfo.Dependency_ChangesEntity, Destination = historySqlQueryable
}
});
// Configure AtTime SqlFunction:
newConcepts.Add(new SqlDependsOnDataStructureInfo {
Dependent = atTimeSqlFunction, DependsOn = historySqlQueryable
});
return(newConcepts);
}
