87 lines
1.5 KiB
Go
87 lines
1.5 KiB
Go
package adapter
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import (
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"strconv"
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"strings"
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utils "l12.xyz/dal/utils"
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)
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/**
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* CommonDialect is a simple implementation of the Dialect interface.
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* Should be usable for most SQL databases.
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**/
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type CommonDialect struct {
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TableName string
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TableAlias string
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FieldName string
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}
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func (c CommonDialect) New(opts DialectOpts) Dialect {
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tn := opts["TableName"]
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if tn == "" {
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tn = c.TableName
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}
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ta := opts["TableAlias"]
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if ta == "" {
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ta = c.TableAlias
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}
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fn := opts["FieldName"]
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if fn == "" {
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fn = c.FieldName
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}
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return CommonDialect{
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TableName: tn,
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TableAlias: ta,
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FieldName: fn,
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}
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}
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func (c CommonDialect) GetTableName() string {
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return c.TableName
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}
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func (c CommonDialect) GetFieldName() string {
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if strings.Contains(c.FieldName, ".") {
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return c.FieldName
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}
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if c.TableAlias != "" {
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return c.TableAlias + "." + c.FieldName
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}
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return c.FieldName
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}
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func (c CommonDialect) GetColumnName(key string) string {
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if strings.Contains(key, ".") {
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return key
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}
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if c.TableAlias != "" {
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return c.TableAlias + "." + key
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}
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return key
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}
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func (c CommonDialect) NormalizeValue(value interface{}) interface{} {
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str, isStr := value.(string)
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if !isStr {
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return value
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}
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if str == "?" {
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return str
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}
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if utils.IsSQLFunction(str) {
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return str
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}
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if strings.Contains(str, ".") {
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_, err := strconv.ParseFloat(str, 64)
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if err != nil {
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return value
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}
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}
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val, err := utils.EscapeSQL(str)
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if err != nil {
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return str
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}
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return string(val)
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}
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