private void OperateOnSubmit(RowOperation operation, TEntity entity)
{
SqlMaker gen = this.Generator;
var dict = broker.ToDictionary(entity);
gen.AddRange(dict);
string sql = null;
switch (operation)
{
case RowOperation.Insert:
sql = gen.Insert();
break;
case RowOperation.Update:
sql = gen.Update();
break;
case RowOperation.InsertOrUpdate:
sql = gen.InsertOrUpdate();
break;
case RowOperation.Delete:
sql = gen.Delete();
break;
}
if (sql == null)
{
return;
}
Context.CodeBlock.AppendLine <TEntity>(sql);
var evt = new RowEvent
{
TypeName = typeof(TEntity).Name,
Operation = operation,
Row = gen.ToDictionary(),
};
Context.RowEvents.Add(evt);
gen.Clear();
}
/// <summary>
/// Update rows
/// </summary>
/// <param name="entity"></param>
/// <param name="modifiedProperties">The properties are modified</param>
/// <param name="where"></param>
public void PartialUpdateOnSubmit(TEntity entity, Expression <Func <TEntity, object> > modifiedProperties, Expression <Func <TEntity, bool> > where)
{
if (entity == null)
{
throw new ArgumentNullException($"argument {nameof(entity)} cannot be null");
}
List <string> names = new PropertyTranslator().Translate(modifiedProperties);
string _where = new QueryTranslator().Translate(where);
var gen = new SqlColumnValuePairCollection();
foreach (var propertyInfo in entity.GetType().GetProperties())
{
if (names.IndexOf(propertyInfo.Name) == -1)
{
continue;
}
object value = propertyInfo.GetValue(entity);
gen.Add(propertyInfo.Name, value);
}
SqlTemplate template = new SqlTemplate(formalName);
string update = template.Update(gen.Join(","), _where);
Context.CodeBlock.AppendLine <TEntity>(update);
var evt = new RowEvent
{
TypeName = typeof(TEntity).Name,
Operation = RowOperation.PartialUpdate,
Row = gen.ToDictionary(),
};
Context.RowEvents.Add(evt);
gen.Clear();
return;
}
/// <summary>
/// Update partial columns of entity, values of primary key requried
/// </summary>
/// <param name="entity">
/// example of partial entity
/// 1.object: new { Id=7, Name="XXXX"}
/// 2.Dictionary: new Dictionary<string, object>{["Id"]=7, ["Name"]="XXXX"}</string>
/// </param>
/// <param name="throwException">check column existence</param>
public void PartialUpdateOnSubmit(object entity, bool throwException = false)
{
if (entity == null)
{
if (throwException)
{
throw new ArgumentNullException($"argument {nameof(entity)} cannot be null");
}
else
{
return;
}
}
var gen = this.Generator;
List <string> names = typeof(TEntity).GetProperties().Select(x => x.Name).ToList();
if (entity is IDictionary <string, object> )
{
foreach (var kvp in (IDictionary <string, object>)entity)
{
if (names.IndexOf(kvp.Key) == -1)
{
if (throwException)
{
throw new ArgumentException($"invalid column \"{kvp.Key}\" in Table {schema.TableName}");
}
else
{
continue;
}
}
gen.Add(kvp.Key, kvp.Value);
}
}
else
{
foreach (var propertyInfo in entity.GetType().GetProperties())
{
if (names.IndexOf(propertyInfo.Name) == -1)
{
if (throwException)
{
throw new ArgumentException($"invalid column \"{propertyInfo.Name}\" in Table {schema.TableName}");
}
else
{
continue;
}
}
object value = propertyInfo.GetValue(entity);
gen.Add(propertyInfo.Name, value);
}
}
Context.CodeBlock.AppendLine <TEntity>(gen.Update());
var evt = new RowEvent
{
TypeName = typeof(TEntity).Name,
Operation = RowOperation.PartialUpdate,
Row = gen.ToDictionary(),
};
Context.RowEvents.Add(evt);
gen.Clear();
}
