- 适配 FreeSql.Provider.MySqlConnector，和它对应的266个单元测试；

2025-11-04 17:20:49 +08:00 · 2019-06-03 12:40:10 +08:00
parent 15ee2a096a
commit 3dd60d5492
41 changed files with 7841 additions and 36 deletions
--- a/Providers/FreeSql.Provider.MySqlConnector/MySqlConnectorUtils.cs
+++ b/Providers/FreeSql.Provider.MySqlConnector/MySqlConnectorUtils.cs
@@ -0,0 +1,111 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using MySql.Data.MySqlClient;
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Reflection;
+using System.Text;
+
+namespace FreeSql.MySql {
+
+	class MySqlUtils : CommonUtils {
+		public MySqlUtils(IFreeSql orm) : base(orm) {
+		}
+
+		public override DbParameter AppendParamter(List<DbParameter> _params, string parameterName, Type type, object value) {
+			if (string.IsNullOrEmpty(parameterName)) parameterName = $"p_{_params?.Count}";
+			var ret = new MySqlParameter { ParameterName = QuoteParamterName(parameterName), Value = value };
+			var tp = _orm.CodeFirst.GetDbInfo(type)?.type;
+			if (tp != null) {
+				if ((MySqlDbType)tp.Value == MySqlDbType.Geometry) {
+					ret.MySqlDbType = MySqlDbType.Text;
+					if (value != null) ret.Value = (value as MygisGeometry).AsText();
+				} else {
+					ret.MySqlDbType = (MySqlDbType)tp.Value;
+					if (ret.MySqlDbType == MySqlDbType.Enum && value != null)
+						ret.Value = (long)Convert.ChangeType(value, typeof(long)) + 1;
+				}
+			}
+			_params?.Add(ret);
+			return ret;
+		}
+
+		public override DbParameter[] GetDbParamtersByObject(string sql, object obj) =>
+			Utils.GetDbParamtersByObject<MySqlParameter>(sql, obj, "@", (name, type, value) => {
+				var ret = new MySqlParameter { ParameterName = $"@{name}", Value = value };
+				var tp = _orm.CodeFirst.GetDbInfo(type)?.type;
+				if (tp != null) {
+					if ((MySqlDbType)tp.Value == MySqlDbType.Geometry) {
+						ret.MySqlDbType = MySqlDbType.Text;
+						if (value != null) ret.Value = (value as MygisGeometry).AsText();
+					} else {
+						ret.MySqlDbType = (MySqlDbType)tp.Value;
+						if (ret.MySqlDbType == MySqlDbType.Enum && value != null)
+							ret.Value = (long)Convert.ChangeType(value, typeof(long)) + 1;
+					}
+				}
+				return ret;
+			});
+
+		public override string FormatSql(string sql, params object[] args) => sql?.FormatMySql(args);
+		public override string QuoteSqlName(string name) {
+			var nametrim = name.Trim();
+			if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
+				return nametrim; //原生SQL
+			return $"`{nametrim.Trim('`').Replace(".", "`.`")}`";
+		}
+		public override string TrimQuoteSqlName(string name) {
+			var nametrim = name.Trim();
+			if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
+				return nametrim; //原生SQL
+			return $"{nametrim.Trim('`').Replace("`.`", ".").Replace(".`", ".")}";
+		}
+		public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+		public override string IsNull(string sql, object value) => $"ifnull({sql}, {value})";
+		public override string StringConcat(string[] objs, Type[] types) => $"concat({string.Join(", ", objs)})";
+		public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";
+		public override string QuoteWriteParamter(Type type, string paramterName) {
+			switch (type.FullName) {
+				case "MygisPoint":
+				case "MygisLineString": 
+				case "MygisPolygon": 
+				case "MygisMultiPoint": 
+				case "MygisMultiLineString":
+				case "MygisMultiPolygon": return $"ST_GeomFromText({paramterName})";
+			}
+			return paramterName;
+		}
+
+		public override string QuoteReadColumn(Type type, string columnName) {
+			switch (type.FullName) {
+				case "MygisPoint":
+				case "MygisLineString":
+				case "MygisPolygon":
+				case "MygisMultiPoint":
+				case "MygisMultiLineString":
+				case "MygisMultiPolygon": return $"AsText({columnName})";
+			}
+			return columnName;
+		}
+
+		public override string GetNoneParamaterSqlValue(List<DbParameter> specialParams, Type type, object value) {
+			if (value == null) return "NULL";
+			if (type == typeof(byte[])) {
+				var bytes = value as byte[];
+				var sb = new StringBuilder().Append("0x");
+				foreach (var vc in bytes) {
+					if (vc < 10) sb.Append("0");
+					sb.Append(vc.ToString("X"));
+				}
+				return sb.ToString(); //val = Encoding.UTF8.GetString(val as byte[]);
+			} else if (type == typeof(TimeSpan) || type == typeof(TimeSpan?)) {
+				var ts = (TimeSpan)value;
+				value = $"{Math.Floor(ts.TotalHours)}:{ts.Minutes}:{ts.Seconds}";
+			}
+			return FormatSql("{0}", value, 1);
+		}
+	}
+}