protected override void CreateClass()
{
var clss = new Class(cname)
{
modifier = Modifier.Public | Modifier.Partial
};
clss.AddAttribute(new AttributeInfo("Table", new { Name = tname.ShortName }));
builder.AddClass(clss);
TableSchema schema = GetSchema(tname);
Property prop;
foreach (IColumn column in schema.Columns)
{
TypeInfo ty = new TypeInfo { userType = ColumnSchema.GetFieldType(column.DataType, column.Nullable) };
prop = new Property(ty, column.ToFieldName()) { modifier = Modifier.Public };
List<object> args = new List<object>();
args.Add(new { Name = column.ColumnName });
//args.Add(new { DbType = ColumnSchema.GetSQLType(column) + (column.Nullable ? " NULL" : " NOT NULL") });
if (column.IsPrimary)
args.Add(new { IsPrimaryKey = true });
if (column.IsIdentity)
args.Add(new { IsDbGenerated = true });
if (!column.IsPrimary && !column.Nullable)
args.Add(new { CanBeNull = false });
if (column.CType == CType.Text || column.CType == CType.NText)
args.Add(new AttributeInfoArg("UpdateCheck", "UpdateCheck.Never"));
prop.AddAttribute(new AttributeInfo("Column", args.ToArray()));
if (!column.IsComputed)
clss.Add(prop);
}
var fkBy = schema.ByForeignKeys.Keys.OrderBy(k => k.FK_Table);
Constructor constructor = null;
if (fkBy.Count() > 0)
{
clss.AppendLine();
constructor = new Constructor(this.cname);
}
List<Property> list = new List<Property>();
foreach (var key in fkBy)
{
prop = AddEntitySet(clss, constructor, key);
list.Add(prop);
}
var fks = schema.ForeignKeys;
//list = new List<Property>();
if (fks.Length > 0)
clss.AppendLine();
foreach (var key in fks.Keys)
{
prop = AddEntityRef(clss, key);
list.Add(prop);
}
if (constructor != null)
clss.Add(constructor);
foreach (var p in list)
clss.Add(p);
}
/// <summary>
/// add children tables
/// </summary>
/// <param name="clss"></param>
/// <param name="constructor"></param>
/// <param name="key"></param>
/// <returns></returns>
private Property AddEntitySet(Class clss, Constructor constructor, IForeignKey key)
{
TableName fk_tname = new TableName(tname.DatabaseName, key.FK_Schema, key.FK_Table);
string fk_cname = fk_tname.ToClassName(null);
string pname;
Property prop;
TypeInfo ty;
Field field;
var fk_schema = GetSchema(fk_tname);
var _keys = fk_schema.PrimaryKeys.Keys;
if (_keys.Length == 1 && _keys.Contains(key.FK_Column))
{
// 1:1 mapping
pname = clss.MakeUniqueName(Pluralization.Singularize(fk_cname));
ty = new TypeInfo { userType = $"EntityRef<{fk_cname}>" };
field = new Field(ty, $"_{pname}") { modifier = Modifier.Private };
prop = new Property(new TypeInfo { userType = fk_cname }, pname) { modifier = Modifier.Public };
prop.gets.Append($"return this._{pname}.Entity;");
prop.sets.Append($"this._{pname}.Entity = value;");
prop.AddAttribute(new AttributeInfo("Association",
new
{
Name = $"{this.cname}_{fk_cname}",
Storage = $"_{pname}",
ThisKey = key.PK_Column,
OtherKey = key.FK_Column,
IsUnique = true,
IsForeignKey = false
}));
}
else
{
//1:n mapping
pname = clss.MakeUniqueName(Pluralization.Pluralize(fk_cname));
constructor.statements.AppendLine($"this._{pname} = new EntitySet<{fk_cname}>();");
ty = new TypeInfo { userType = $"EntitySet<{fk_cname}>" };
field = new Field(ty, $"_{pname}") { modifier = Modifier.Private };
prop = new Property(ty, pname) { modifier = Modifier.Public };
prop.gets.Append($"return this._{pname};");
prop.sets.Append($"this._{pname}.Assign(value);");
prop.AddAttribute(new AttributeInfo("Association",
new
{
Name = $"{this.cname}_{fk_cname}",
Storage = $"_{pname}",
ThisKey = key.PK_Column,
OtherKey = key.FK_Column,
IsForeignKey = false
}));
}
clss.Add(field);
return prop;
}
