private static void AddChildType(SchemaColumn column)
{
Type type = column.ColumnType;
if (type.IsSubclassOf(typeof(IItemChangeEvent)))
{
var args = type.GetGenericArguments();
if (args.Length > 0)
{
column.GenericArgs = args.Length;
column.Children = new List <SchemaColumn>();
int number = 0;
foreach (var genericArg in args)
{
number++;
var item = new SchemaColumn();
item.Id = number;
item.ColumnType = genericArg;
AddChildType(item);
column.Children.Add(item);
}
if (column.IsDictionary)
{
column.Children[0].Name = "_key";
column.Children[0].IsKey = true;
column.Children[1].Name = "_value";
}
else if (column.IsList)
{
column.Children[0].Name = "_list";
}
}
else
{
var propertyList = type.GetProperties(BindingFlags.Instance | BindingFlags.Public)
.Where(p => p.GetCustomAttributes(typeof(ProtoMemberAttribute), false).Length > 0).ToList();
if (propertyList.Count > 0)
{
column.Children = new List <SchemaColumn>();
}
int number = 0;
foreach (var property in propertyList)
{
number++;
var child = new SchemaColumn();
child.Id = number;
child.Name = property.Name;
child.ColumnType = property.PropertyType;
child.CanRead = property.CanRead;
child.CanWrite = property.CanWrite;
AddChildType(child);
column.Children.Add(child);
}
}
}
}
private static void WriteChildSchema(StringBuilder sb, SchemaColumn parent, int depth, bool isParentEnd)
{
string parentChar = "".PadLeft((depth - 1) * 4, ' ');
string preChar = "".PadLeft(depth * 4, ' ');
sb.AppendFormat("{0}[\"{1}\"] = ", parentChar, parent.Name);
sb.AppendLine("{");
sb.AppendFormat("{0}{1},", preChar, parent.Id);
sb.AppendLine();
sb.AppendFormat("{0}{1},", preChar, "[\"_hasChild\"] = true");
sb.AppendLine();
if (parent.IsDictionary)
{
var key = parent.Children[0];
var col = parent.Children[1];
WriteColumnSchema(sb, key, depth, false);
if (IsSupportType(col.ColumnType))
{
WriteColumnSchema(sb, col, depth, true);
}
else
{
WriteChildSchema(sb, col, depth + 1, true);
}
}
else if (parent.IsList)
{
var col = parent.Children[0];
if (IsSupportType(col.ColumnType))
{
WriteColumnSchema(sb, col, depth, true);
}
else
{
WriteChildSchema(sb, col, depth + 1, true);
}
}
else
{
int index = 0;
int endIndex = parent.Children.Count - 1;
foreach (var col in parent.Children)
{
bool isEnd = index == endIndex;
if (col.HasChild)
{
WriteChildSchema(sb, col, depth + 1, isEnd);
}
else
{
WriteColumnSchema(sb, col, depth, isEnd);
}
index++;
}
}
sb.AppendFormat("{0}", parentChar);
sb.AppendLine(!isParentEnd ? "}," : "}");
}
private static void WriteColumnSchema(StringBuilder sb, SchemaColumn col, int depth, bool isEnd)
{
sb.AppendFormat("{0}[\"{1}\"] = ", "".PadLeft(depth * 4, ' '), col.Name);
sb.Append("{");
string colType = GetColumnType(col.ColumnType);
sb.AppendFormat(col.IsKey ? "{0}, \"{1}\", true" : "{0}, \"{1}\"", col.Id, colType);
sb.AppendLine(!isEnd ? "}," : "}");
}
/// <summary>
/// 初始化架构信息
/// </summary>
/// <param name="type"></param>
/// <param name="schema"></param>
public static void InitSchema(Type type, SchemaTable schema)
{
var section = GetEntitySection();
if (type == null)
{
throw new ArgumentNullException("type");
}
if (type.IsSubclassOf(typeof(LogEntity)) && string.IsNullOrEmpty(schema.NameFormat))
{
schema.NameFormat = section.LogTableNameFormat;
}
if (!string.IsNullOrEmpty(schema.NameFormat) && !Exits(type))
{
_dynamicTables.Enqueue(schema);
}
//加载成员属性
HashSet <string> keySet = new HashSet <string>();
PropertyInfo[] propertyList = type.GetProperties(BindingFlags.Instance | BindingFlags.Public);
SchemaColumn column;
int number = 0;
foreach (PropertyInfo property in propertyList)
{
number++;
//Ignore parent property
bool isExtend = property.GetCustomAttributes <EntityFieldExtendAttribute>(false).Count() > 0;
if (!isExtend && property.DeclaringType != property.ReflectedType)
{
continue;
}
column = new SchemaColumn();
var entityField = FindAttribute <EntityFieldAttribute>(property.GetCustomAttributes(false));
if (entityField != null)
{
column.Id = number;
column.Name = string.IsNullOrEmpty(entityField.FieldName) ? property.Name : entityField.FieldName;
column.IsIdentity = entityField.IsIdentity;
column.IdentityNo = entityField.IdentityNo;
column.IsKey = entityField.IsKey;
column.IsUnique = entityField.IsUnique;
column.ColumnLength = entityField.ColumnLength;
column.ColumnScale = entityField.ColumnScale;
column.Isnullable = entityField.Isnullable;
column.FieldModel = entityField.FieldModel;
column.Disable = entityField.Disable;
column.MinRange = entityField.MinRange;
column.MaxRange = entityField.MaxRange;
column.IsSerialized = entityField.IsJsonSerialize;
column.JsonDateTimeFormat = entityField.JsonDateTimeFormat;
column.ColumnType = property.PropertyType;
column.DbType = entityField.DbType;
column.CanRead = property.CanRead;
column.CanWrite = property.CanWrite;
AddChildType(column);
}
else
{
//必须要加EntityField标识
continue;
//column.Id = number;
//column.Name = property.Name;
//column.IsIdentity = false;
//column.IsKey = string.Compare(property.Name, "id", true) == 0;
//column.FieldModel = FieldModel.All;
//column.ColumnType = property.PropertyType;
//column.DbType = ColumnDbType.Varchar;
}
schema.Columns.TryAdd(column.Name, column);
if (column.IsSerialized)
{
schema.HasObjectColumns = true;
}
if (column.IsKey)
{
keySet.Add(column.Name);
}
}
//add modify time field
if (section.EnableModifyTimeField && schema.AccessLevel == AccessLevel.ReadWrite)
{
column = new SchemaColumn();
column.Id = number;
column.Name = "TempTimeModify";
column.Isnullable = true;
column.FieldModel = FieldModel.All;
column.ColumnType = typeof(DateTime);
column.DbType = ColumnDbType.DateTime;
column.JsonDateTimeFormat = "yyyy'-'MM'-'dd' 'HH':'mm':'ss";
schema.Columns.TryAdd(column.Name, column);
}
schema.Keys = new string[keySet.Count];
keySet.CopyTo(schema.Keys, 0);
CheckTableSchema(schema);
AddSchema(type, schema);
}
/// <summary>
/// 初始化架构信息
/// </summary>
/// <param name="type"></param>
/// <param name="schema"></param>
public static void InitSchema(Type type, SchemaTable schema)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
//modify if exits then update.
//if (Exits(type))
//{
// return;
//}
if (type.IsSubclassOf(typeof(LogEntity)))
{
schema.IsLog = true;
_logTables.Enqueue(type.FullName);
}
//加载成员属性
HashSet <string> keySet = new HashSet <string>();
PropertyInfo[] propertyList = type.GetProperties(BindingFlags.Instance | BindingFlags.Public);
SchemaColumn column;
int number = 0;
foreach (PropertyInfo property in propertyList)
{
number++;
if (!Equals(property.DeclaringType, property.ReflectedType))
{
continue;
}
column = new SchemaColumn();
var entityField = FindAttribute <EntityFieldAttribute>(property.GetCustomAttributes(false));
if (entityField != null)
{
column.Id = number;
column.Name = string.IsNullOrEmpty(entityField.FieldName) ? property.Name : entityField.FieldName;
column.IsIdentity = entityField.IsIdentity;
column.IsKey = entityField.IsKey;
column.ColumnLength = entityField.ColumnLength;
column.ColumnScale = entityField.ColumnScale;
column.Isnullable = entityField.Isnullable;
column.FieldModel = entityField.FieldModel;
column.Disable = entityField.Disable;
column.MinRange = entityField.MinRange;
column.MaxRange = entityField.MaxRange;
column.IsJson = entityField.IsJsonSerialize;
column.JsonDateTimeFormat = entityField.JsonDateTimeFormat;
column.ColumnType = property.PropertyType;
column.DbType = entityField.DbType;
column.CanRead = property.CanRead;
column.CanWrite = property.CanWrite;
AddChildType(column);
}
else
{
//必须要加EntityField标识
continue;
//column.Id = number;
//column.Name = property.Name;
//column.IsIdentity = false;
//column.IsKey = string.Compare(property.Name, "id", true) == 0;
//column.FieldModel = FieldModel.All;
//column.ColumnType = property.PropertyType;
//column.DbType = ColumnDbType.Varchar;
}
schema.Columns.TryAdd(column.Name, column);
if (column.IsKey)
{
keySet.Add(column.Name);
}
}
schema.Keys = new string[keySet.Count];
keySet.CopyTo(schema.Keys, 0);
CheckTableSchema(schema);
AddSchema(type, schema);
}
private static void PushChildStack(MessageStructure parent, SchemaColumn parentColumn, object value)
{
if (parentColumn.IsDictionary)
{
var column = parentColumn.Children[1];
dynamic dict = value;
dynamic keys = dict.Keys;
int count = dict.Count;
parent.PushIntoStack(count);
foreach (var key in keys)
{
object item = dict[key];
var itemWriter = new MessageStructure();
itemWriter.PushIntoStack(key);
if (EntitySchemaSet.IsSupportType(column.ColumnType))
{
itemWriter.PushIntoStack(column.ColumnType, item);
}
else if (column.HasChild)
{
PushChildStack(itemWriter, column, item);
}
parent.PushIntoStack(itemWriter);
}
}
else if (parentColumn.IsList)
{
var column = parentColumn.Children[0];
dynamic list = value;
int count = list.Count;
parent.PushIntoStack(count);
foreach (var item in list)
{
var itemWriter = new MessageStructure();
if (EntitySchemaSet.IsSupportType(column.ColumnType))
{
itemWriter.PushIntoStack(column.ColumnType, item);
}
else if (column.HasChild)
{
PushChildStack(itemWriter, column, item);
}
parent.PushIntoStack(itemWriter);
}
}
else
{
//child entity object
parent.PushIntoStack(1);
var typeAccessor = ObjectAccessor.Create(value, true);
var itemWriter = new MessageStructure();
foreach (var column in parentColumn.Children)
{
try
{
var fieldValue = typeAccessor[column.Name];
if (EntitySchemaSet.IsSupportType(column.ColumnType))
{
itemWriter.PushIntoStack(column.ColumnType, fieldValue);
}
else if (column.HasChild)
{
PushChildStack(itemWriter, column, fieldValue);
}
}
catch
{
}
}
parent.PushIntoStack(itemWriter);
}
}