private void tvw_AfterSelect(object sender, TreeViewEventArgs e)
{
mysqlFields.Clear();
tbx_TableName.Text = e.Node.Text;
dt.Rows.Clear();
//dgv.Rows.Clear();
MySqlConnection dbConn = new MySqlConnection();
try {
dbConn.ConnectionString = getConnectionString();
dbConn.Open();
string schemaName = e.Node.Text;
MySqlCommand dbCmd = new MySqlCommand();
dbCmd.CommandText = "SHOW full COLUMNS FROM " + schemaName;
dbCmd.Connection = dbConn;
MySqlDataAdapter dbAdapter = new MySqlDataAdapter(dbCmd);
dbAdapter.Fill(dt);
dt.TableName = Guid.NewGuid().ToString().Replace("-", "");
dgv.DataSource = dt;
List <MySQLField> _addFields = new List <MySQLField>();
foreach (DataRow row in dt.Rows)
{
MySQLField field = new MySQLField();
field.FieldName = row["field"].ToString();
field.Type = row["type"].ToString();
field.Key = row["key"].ToString();
field.Comment = row["comment"].ToString();
mysqlFields.Add(field);
_addFields.Add(field);
}
if (_SelectedFields.Exists(t => t.tbname.Equals(schemaName, StringComparison.CurrentCultureIgnoreCase)) == false)
{
string tpnick = "a";
//NickIndex index = nickIndex.Find(t => t.Name.Equals(schemaName));
//if(index == null) {
// index = new NickIndex();
// index.Name = schemaName;
// index.Index = newNickIndex++;
// nickIndex.Add(index);
//}
//tpnick += index.Index;
MySQLSchema mysqlSchema = new MySQLSchema();
mysqlSchema.tbname = schemaName;
mysqlSchema.tbnick = tpnick;
mysqlSchema.tbfields = _addFields;
_SelectedFields.Add(mysqlSchema);
}
//if(_SelectedFields.ContainsKey(e.Node.Text)== false) {
// _SelectedFields.Add(e.Node.Text,_addFields);
//}
//if(e.Node.Tag == null) {
// e.Node.Tag = mysqlFields;
//}
} catch (Exception exc) {
Console.WriteLine(exc.ToString());
} finally {
dbConn.Close();
dbConn = null;
}
if (tabControl2.SelectedTab == tp_selectBuilder && e.Node.Level >= 1)
{
contextMenuStrip1.Show(tvw, tvw.PointToClient(MousePosition));
}
}
private void btn_Build_Click(object sender, EventArgs e)
{
if (tabControl1.SelectedTab == tabPage1)
{
rtb_Code.Clear();
StringBuilder sql = new StringBuilder();
sql.Append("using System;\r\n");
sql.Append("using System.Collections.Generic;\r\n");
sql.Append("using System.Data;\r\n");
sql.Append("using com.yuzz.dbframework;\r\n");
sql.Append("using MySql.Data.MySqlClient;\r\n");
//sql.Append("namespace JLJM {\r\n");
sql.Append("[Serializable]\r\n");
sql.Append("public class ").Append(tbx_TableName.Text).Append(" {\r\n");
// 更新字段
//sql.Append("\tpublic List<string> UpdateFields = new List<string>();").Append(Environment.NewLine);
sql.Append("\tList<string> _UpdateFields = new List<string>();\r\n");
sql.Append("\tpublic virtual List<string> UpdateFields {\r\n");
sql.Append("\t\tget { return _UpdateFields; }\r\n");
sql.Append("\t\tset { _UpdateFields = value; }\r\n");
sql.Append("\t}\r\n");
sql.Append("\tpublic static Type Type {").Append(Environment.NewLine);
sql.Append("\t\tget {").Append(Environment.NewLine);
sql.Append("\t\t\treturn typeof(").Append(tbx_TableName.Text).Append(");").Append(Environment.NewLine);
sql.Append("\t\t}").Append(Environment.NewLine);
sql.Append("\t}").Append(Environment.NewLine);
sql.Append("\tpublic virtual string TableName {\r\n");
sql.Append("\t\tget {\r\n");
sql.Append("\t\t\treturn \"").Append(tbx_TableName.Text).Append("\";\r\n");
sql.Append("\t\t}\r\n");
sql.Append("\t}\r\n");
MySQLField sqlField = mysqlFields.Find(t => t.Key.Equals("PRI"));
if (sqlField == null)
{
rtb_Code.Clear();
throw new Exception("数据表必须有主键Primary Key");
}
sql.Append("\tpublic virtual string PkFieldName {\r\n");
sql.Append("\t\tget {\r\n");
sql.Append("\t\t\treturn \"").Append(sqlField.FieldName).Append("\";\r\n");
sql.Append("\t\t}\r\n");
sql.Append("\t}\r\n");
sql.Append("\tprivate List<SQLField> _Fields = null;\r\n");
sql.Append("\tpublic List<SQLField> Fields{\r\n");
sql.Append("\t\tget{\r\n");
sql.Append("\t\t\tif(_Fields == null){\r\n");
sql.Append("\t\t\t_Fields = new List<SQLField>();\r\n");
foreach (MySQLField field in mysqlFields)
{
string isPRI = field.Key.Equals("PRI") ? "true" : "false";
string dateformat = "";
switch (field.Type)
{
case "date":
dateformat = "yyyy-MM-dd";
break;
case "datetime":
dateformat = "yyyy-MM-dd HH:mm:ss";
break;
}
sql.Append("\t\t\t\t");
sql.Append("_Fields.Add(new SQLField(\"").Append(field.FieldName).Append("\",").Append(ParseCSharpRuntimeType(field.Type, true)).Append(",").Append(isPRI).Append(",\"").Append(field.Comment.Trim()).Append("\"");
//if(string.IsNullOrEmpty(dateformat) == false) {
// sql.Append(",\"").Append(dateformat).Append("\"");
//}
sql.Append("));\r\n");
}
sql.Append("\t\t\t}\r\n");
sql.Append("\t\t\treturn _Fields;\r\n");
sql.Append("\t\t}\r\n");
sql.Append("\t}\r\n");
foreach (MySQLField field in mysqlFields)
{
string getCSharpType = ParseCSharpRuntimeType(field.Type, false);
sql.Append("\t").Append(getCSharpType + " _" + field.FieldName + ";").Append(Environment.NewLine);
if (string.IsNullOrEmpty(field.Comment) == false) // 字段如果有备注就添加备注信息
{
sql.Append("\t/// <summary>\r\n");
sql.Append("\t/// ").Append(field.Comment).Append("\r\n");
sql.Append("\t/// </summary>\r\n");
}
sql.Append("\tpublic virtual ").Append(getCSharpType).Append(" ").Append(field.FieldName).Append(" {\r\n");
sql.Append("\t\tget{").Append(Environment.NewLine);
sql.Append("\t\t\treturn _" + field.FieldName + ";").Append(Environment.NewLine);
sql.Append("\t\t}").Append(Environment.NewLine);
sql.Append("\t\tset{").Append(Environment.NewLine);
if ("PRI".Equals(field.Key) == false) // 非主键
{
sql.Append("\t\t\tif(value != this._" + field.FieldName + ") {").Append(Environment.NewLine);
sql.Append("\t\t\t UpdateFields.Add(\"" + field.FieldName + "\");").Append(Environment.NewLine);
sql.Append("\t\t\t}").Append(Environment.NewLine);
}
sql.Append("\t\t\t_" + field.FieldName + " = value;").Append(Environment.NewLine);
sql.Append("\t\t}").Append(Environment.NewLine);
sql.Append("\t}\r\n");
}
sql.Append("}");
//sql.Append(" }");
rtb_Code.AppendText(sql.ToString());
}
else if (tabControl1.SelectedTab == tabPage2)
{
}
}
