/// <summary>
/// 子表遍历
/// </summary>
/// <param name="cols"></param>
/// <param name="format"></param>
/// <returns></returns>
public string ForEach(TableKeySchemaCollection cols, string format)
{
var sb = new StringBuilder();
foreach (var col in cols)
{
var parentTable = col.PrimaryKeyTable;
var childrenTable = col.ForeignKeyTable;
var tagTable = parentTable.Equals(CurrentTable) ? childrenTable : parentTable;
var m = new DataModel
{
ChildrenTableName = DbUtil.GetTableName(tagTable.Name, CutFirstTableName),
};
m.ChildrenTableComment = DbUtil.GetComment(tagTable.Description, m.ChildrenTableName);
m.PerentTableName = m.ChildrenTableName;
m.ParentTableComment = m.ChildrenTableComment;
sb.AppendLine(DbUtil.Format(format, m));
}
return sb.ToString();
}
/// <summary>
/// 格式化输出，根据模板特定的字段输出
/// </summary>
/// <param name="format"></param>
/// <param name="m"></param>
/// <returns></returns>
public static string Format(string format, DataModel m)
{
format = format.Replace("table.name", m.TableName);
format = format.Replace("table.comment", m.TableComment);
format = format.Replace("fk.name", m.PerentTableName);
format = format.Replace("fk.comment", m.ParentTableComment);
format = format.Replace("col.name", m.ColumnName);
format = format.Replace("col.dbname", m.ColumnDbName);
format = format.Replace("col.type", m.ColumnTypeNotNull);
format = format.Replace("col.nulltype", m.ColumnType);
format = format.Replace("col.comment", m.ColumnComment);
format = format.Replace("col.dbtype", m.ColumnDbType);
format = format.Replace("col.length", m.ColumnLength);
format = format.Replace("col.default", m.ColumnDefaultValue);
format = format.Replace("col.isidentity", m.ColumnIdentity.ToString().ToLower());
format = format.Replace("col.enableNull", m.ColumnEnableNull.ToString().ToLower());
format = format.Replace("col.isPrimarykey", m.ColumnIsPrimarykey.ToString().ToLower());
return format;
}
/// <summary>
/// 遍历列
/// </summary>
/// <param name="cols">列集合</param>
/// <param name="format">模板</param>
/// <returns></returns>
public string ForEach(ColumnSchemaCollection cols, string format)
{
var sb = new StringBuilder();
foreach (var col in cols)
{
var isPrimaryKeyMember = col.IsPrimaryKeyMember; // 是否为主键列
var m = new DataModel
{
TableComment = DbUtil.GetComment(CurrentTable.Description, TableName),
ColumnName = DbUtil.GetColumnName(col.Name, CutColumnName),
ColumnDbType = col.NativeType,
ColumnDbName = col.Name,
ColumnIsPrimarykey = col.IsPrimaryKeyMember,
ColumnTypeNotNull = DbUtil.GetColumnType(col.SystemType),
ColumnType = DbUtil.GetColumnType(col.SystemType),
ColumnLength = (col.Size < 0 ? int.MaxValue : col.Size).ToString(CultureInfo.InvariantCulture),
ColumnEnableNull = col.AllowDBNull,
ColumnIdentity = Convert.ToBoolean(col.ExtendedProperties["CS_IsIdentity"].Value.ToString()),
ColumnDefaultValue = col.ExtendedProperties["CS_Default"].Value.ToString(),
TableName = TableName
};
m.ColumnComment = col.Description;
m.ColumnComment = DbUtil.GetComment(col.Description, m.ColumnName);
if (isPrimaryKeyMember)
m.ColumnComment += "主键列";
m.ColumnType = m.ColumnEnableNull ? m.ColumnType + "?" : m.ColumnType;
sb.AppendLine(DbUtil.Format(format, m));
}
return sb.ToString();
}
