/// <summary>
/// Gets the column names.the key is ColumnName and the value is PropertyName.
/// </summary>
public static ConcurrentDictionary <string, string> GetColumn2PropNameDics(Data.DirverType dirverType, Type modelType)
{
return(MemcacheHelper <ConcurrentDictionary <string, string> > .ReadAndWrite("[GetColumn2PropNameDics][" + modelType.FullName + "][" + dirverType + "]", () =>
{
ConcurrentDictionary <string, string> dic = new ConcurrentDictionary <string, string>();
var props = modelType.GetProperties().ToList();
foreach (var prop in props)
{
if (!prop.CanRead || !prop.CanWrite)
{
continue;
}
var attrs = prop.GetCustomAttributes(typeof(Common.Attribute.ColumnAttribute), true);
if (attrs == null)
{
dic.TryAdd(prop.Name, prop.Name); continue;
}
var lstAttrs = attrs.ToList().Select(a => (Common.Attribute.ColumnAttribute)a);
var targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == dirverType);
if (targetAttr == null)
{
targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == Data.DirverType.UnKnown);
}
if (targetAttr != null && !string.IsNullOrWhiteSpace(targetAttr.ColumnName))
{
dic[targetAttr.ColumnName] = prop.Name;
}
else
{
dic[prop.Name] = prop.Name;
}
}
return dic;
}));
}
/// <summary>
/// Gets the ignore columns but only with can read and can write property.
/// </summary>
public static List <string> GetIgnorePropertys(Type modelType)
{
return(MemcacheHelper <List <string> > .ReadAndWrite("[GetIgnorePropertys][" + modelType.FullName + "]", () =>
{
List <string> lst = new List <string>();
var props = modelType.GetProperties().ToList();
foreach (var prop in props)
{
if (!prop.CanRead || !prop.CanWrite)
{
continue;
}
var attrs = prop.GetCustomAttributes(typeof(Common.Attribute.IgnoreAttribute), true);
if (attrs == null)
{
continue;
}
var lstAttrs = attrs.ToList().ConvertToAll(a => (Common.Attribute.IgnoreAttribute)a);
var targetAttr = lstAttrs.FirstOrDefault();
if (targetAttr != null && targetAttr.IsIgnore)
{
lst.Add(prop.Name);
}
}
return lst;
}));
}
/// <summary>
/// Gets the name of the table. with schemaName.tableName, if you set safeNameFunc it can return like `schemaName`.`tableName` on mysql.
/// </summary>
public static string GetTableName(Type modelType, bool isWithSchemaName, Func <string, string> safeNameFunc = null)
{
if (safeNameFunc == null)
{
safeNameFunc = (name) => name;
}
var tup = MemcacheHelper <Attribute.TableAttribute> .ReadAndWrite("[GetTableName][" + modelType.FullName + "][" + isWithSchemaName + "]", () =>
{
var tableAttr = modelType.GetCustomAttributes(typeof(Common.Attribute.TableAttribute), true);
if (tableAttr == null || tableAttr.Length == 0)
{
return new Attribute.TableAttribute()
{
TableName = modelType.Name
}
}
;
var tabAttr = tableAttr[0] as Common.Attribute.TableAttribute;
if (string.IsNullOrWhiteSpace(tabAttr.TableName))
{
tabAttr.TableName = modelType.Name;
}
if (isWithSchemaName && !string.IsNullOrWhiteSpace(tabAttr.SchemaName))
{
return new Attribute.TableAttribute()
{
SchemaName = tabAttr.SchemaName, TableName = tabAttr.TableName
}
}
;
return(new Attribute.TableAttribute {
TableName = tabAttr.TableName
});
});
if (tup.SchemaName == null)
{
return(safeNameFunc(tup.TableName));
}
else
{
return(string.Format("{0}.{1}", safeNameFunc(tup.SchemaName), safeNameFunc(tup.TableName)));
}
}
/// <summary>
/// Gets the create ddl script. the key is PropertyName and the value is CreateDdl.
/// </summary>
public static ConcurrentDictionary <string, string> GetPropertyName2DDLs(DirverType dirverType, Type modelType, Func <Type, int, string> typeMappingFunc)
{
return(MemcacheHelper <ConcurrentDictionary <string, string> > .ReadAndWrite("[GetPropertyName2DDLs][" + modelType.FullName + "][" + dirverType + "]", () =>
{
ConcurrentDictionary <string, string> dic = new ConcurrentDictionary <string, string>();
var props = modelType.GetProperties().ToList();
var ignoreProperys = GetIgnorePropertys(modelType);
foreach (var prop in props)
{
if (!prop.CanRead || !prop.CanWrite)
{
continue;
}
if (ignoreProperys.Contains(prop.Name))
{
continue;
}
var attrs = prop.GetCustomAttributes(typeof(Common.Attribute.ColumnAttribute), true);
if (attrs == null)
{
dic.TryAdd(prop.Name, prop.Name); continue;
}
var lstAttrs = attrs.ToList().ConvertToAll(a => (Common.Attribute.ColumnAttribute)a);
var targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == dirverType);
if (targetAttr == null)
{
targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == Data.DirverType.UnKnown);
}
if (targetAttr != null && !string.IsNullOrWhiteSpace(targetAttr.CreateDDL))
{
dic.TryAdd(prop.Name, targetAttr.CreateDDL);
}
else if (typeMappingFunc != null)
{
dic.TryAdd(prop.Name, typeMappingFunc(prop.PropertyType, 0));
}
}
return dic;
}));
}
/// <summary>
/// Gets the primary keys.
/// </summary>
public static List <string> GetPrimaryKeys(Data.DirverType dirverType, Type modelType, bool isColumnNameOrPropertyName = true)
{
return(MemcacheHelper <List <string> > .ReadAndWrite("[GetPrimaryKeys][" + modelType.FullName + "][" + dirverType + "][" + isColumnNameOrPropertyName + "]", () =>
{
List <string> lst = new List <string>();
var props = modelType.GetProperties().ToList();
foreach (var prop in props)
{
if (!prop.CanRead || !prop.CanWrite)
{
continue;
}
var attrs = prop.GetCustomAttributes(typeof(Common.Attribute.ColumnAttribute), true);
if (attrs == null)
{
continue;
}
var lstAttrs = attrs.ToList().ConvertToAll(a => (Common.Attribute.ColumnAttribute)a);
var targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == dirverType);
if (targetAttr == null)
{
targetAttr = lstAttrs.FirstOrDefault(a => a.DirverType == Data.DirverType.UnKnown);
}
if (targetAttr != null && targetAttr.PrimaryKey)
{
if (isColumnNameOrPropertyName && !string.IsNullOrWhiteSpace(targetAttr.ColumnName))
{
lst.Add(targetAttr.ColumnName);
}
else
{
lst.Add(prop.Name);
}
}
}
return lst;
}));
}
