mirror of
https://gitee.com/dromara/mayfly-go
synced 2025-11-03 07:50:25 +08:00
107 lines
4.7 KiB
Go
107 lines
4.7 KiB
Go
package dm
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import (
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"encoding/hex"
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"mayfly-go/internal/db/dbm/dbi"
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"mayfly-go/pkg/utils/anyx"
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"strings"
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"gitee.com/chunanyong/dm"
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)
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var (
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CHAR = dbi.NewDbDataType("CHAR", dbi.DTString).WithCT(dbi.CTChar)
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VARCHAR = dbi.NewDbDataType("VARCHAR", dbi.DTString).WithCT(dbi.CTVarchar)
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TEXT = dbi.NewDbDataType("TEXT", dbi.DTString).WithCT(dbi.CTText)
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LONG = dbi.NewDbDataType("LONG", dbi.DTString).WithCT(dbi.CTText)
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LONGVARCHAR = dbi.NewDbDataType("LONGVARCHAR", dbi.DTString).WithCT(dbi.CTLongtext)
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IMAGE = dbi.NewDbDataType("IMAGE", dbi.DTString).WithCT(dbi.CTLongtext)
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LONGVARBINARY = dbi.NewDbDataType("LONGVARBINARY", dbi.DTString).WithCT(dbi.CTLongtext)
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CLOB = dbi.NewDbDataType("CLOB", dbi.DTString).WithCT(dbi.CTLongtext)
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BLOB = dbi.NewDbDataType("BLOB", dbi.DTBytes).WithCT(dbi.CTBlob)
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NUMERIC = dbi.NewDbDataType("NUMERIC", dbi.DTNumeric).WithCT(dbi.CTNumeric)
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DECIMAL = dbi.NewDbDataType("DECIMAL", dbi.DTDecimal).WithCT(dbi.CTDecimal)
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NUMBER = dbi.NewDbDataType("NUMBER", dbi.DTNumeric).WithCT(dbi.CTNumeric)
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INTEGER = dbi.NewDbDataType("INTEGER", dbi.DTInt32).WithCT(dbi.CTInt4)
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INT = dbi.NewDbDataType("INT", dbi.DTInt32).WithCT(dbi.CTInt4)
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BIGINT = dbi.NewDbDataType("BIGINT", dbi.DTInt64).WithCT(dbi.CTInt8)
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TINYINT = dbi.NewDbDataType("TINYINT", dbi.DTInt8).WithCT(dbi.CTInt1)
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BYTE = dbi.NewDbDataType("BYTE", dbi.DTInt8).WithCT(dbi.CTInt1)
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SMALLINT = dbi.NewDbDataType("SMALLINT", dbi.DTInt16).WithCT(dbi.CTInt2)
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BIT = dbi.NewDbDataType("BIT", dbi.DTBit).WithCT(dbi.CTBit)
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DOUBLE = dbi.NewDbDataType("DOUBLE", dbi.DTNumeric).WithCT(dbi.CTNumeric)
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FLOAT = dbi.NewDbDataType("FLOAT", dbi.DTNumeric).WithCT(dbi.CTNumeric)
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TIME = dbi.NewDbDataType("TIME", dbi.DTTime).WithCT(dbi.CTTime).WithFixColumn(dbi.ClearCharMaxLength)
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DATE = dbi.NewDbDataType("DATE", dbi.DTDate).WithCT(dbi.CTDate).WithFixColumn(dbi.ClearCharMaxLength)
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TIMESTAMP = dbi.NewDbDataType("TIMESTAMP", dbi.DTDateTime).WithCT(dbi.CTTimestamp).WithFixColumn(dbi.ClearCharMaxLength)
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ST_CURVE = dbi.NewDbDataType("ST_CURVE", DTDmStruct).WithCT(dbi.CTVarchar) // 表示一条曲线，可以是圆弧、抛物线等
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ST_LINESTRING = dbi.NewDbDataType("ST_LINESTRING", DTDmStruct).WithCT(dbi.CTVarchar) // 表示一条或多条连续的线段
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ST_GEOMCOLLECTION = dbi.NewDbDataType("ST_GEOMCOLLECTION", DTDmStruct).WithCT(dbi.CTVarchar) // 表示一个几何对象集合，可以包含多个不同类型的几何对象
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ST_GEOMETRY = dbi.NewDbDataType("ST_GEOMETRY", DTDmStruct).WithCT(dbi.CTVarchar) // 通用几何对象类型，可以表示点、线、面等任何几何形状
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ST_MULTICURVE = dbi.NewDbDataType("ST_MULTICURVE", DTDmStruct).WithCT(dbi.CTVarchar) // 表示多个曲线的集合
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ST_MULTILINESTRING = dbi.NewDbDataType("ST_MULTILINESTRING", DTDmStruct).WithCT(dbi.CTVarchar) // 表示多个线串的集合
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ST_MULTIPOINT = dbi.NewDbDataType("ST_MULTIPOINT", DTDmStruct).WithCT(dbi.CTVarchar) // 表示多个点的集合
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ST_MULTIPOLYGON = dbi.NewDbDataType("ST_MULTIPOLYGON", DTDmStruct).WithCT(dbi.CTVarchar) // 表示多个曲线的集合
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ST_MULTISURFACE = dbi.NewDbDataType("ST_MULTISURFACE", DTDmStruct).WithCT(dbi.CTVarchar) // 表示多个表面的集合
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ST_POINT = dbi.NewDbDataType("ST_POINT", DTDmStruct).WithCT(dbi.CTVarchar) // 表示一个点
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ST_POLYGON = dbi.NewDbDataType("ST_POLYGON", DTDmStruct).WithCT(dbi.CTVarchar) //表示一个多边形
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ST_SURFACE = dbi.NewDbDataType("ST_SURFACE", DTDmStruct).WithCT(dbi.CTVarchar) // 表示一个表面
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)
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var DTDmStruct = &dbi.DataType{
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Name: "dm_struct",
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Valuer: func() dbi.Valuer {
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return &dmStructValuer{
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DefaultValuer: new(dbi.DefaultValuer[dm.DmStruct]),
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}
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},
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SQLValue: dbi.SQLValueString,
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}
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type dmStructValuer struct {
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*dbi.DefaultValuer[dm.DmStruct]
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}
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func (s *dmStructValuer) Value() any {
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if !s.ValuePtr.Valid {
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return ""
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}
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return ParseDmStruct(s.ValuePtr)
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}
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func ParseDmStruct(dmStruct *dm.DmStruct) string {
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if !dmStruct.Valid {
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return ""
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}
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name, _ := dmStruct.GetSQLTypeName()
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attributes, _ := dmStruct.GetAttributes()
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arr := make([]string, len(attributes))
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arr = append(arr, name, "(")
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for i, v := range attributes {
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if blb, ok1 := v.(*dm.DmBlob); ok1 {
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if blb.Valid {
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length, _ := blb.GetLength()
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var dest = make([]byte, length)
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_, _ = blb.Read(dest)
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// 2进制转16进制字符串
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hexStr := hex.EncodeToString(dest)
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arr = append(arr, "0x", strings.ToUpper(hexStr))
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}
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} else {
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arr = append(arr, anyx.ToString(v))
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}
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if i < len(attributes)-1 {
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arr = append(arr, ",")
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}
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}
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arr = append(arr, ")")
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return strings.Join(arr, "")
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}
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