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44 lines
1.3 KiB
44 lines
1.3 KiB
package grmi
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import (
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"fmt"
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"reflect"
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)
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type ColumnField struct {
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Name string
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ColumnName string
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FullName string
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UrlParameterName string
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IsKey bool
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Source Source
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GoType GoType
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Type reflect.Type
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ParameterInfo *ParameterInfo
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ValueParser func(string) (interface{}, error)
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PredicateType func(Predicate) (string, error)
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}
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func NewColumnField(tableName string, name string, columnName string, urlParameterName string, isKey bool, source Source, goType GoType, predicateType func(Predicate) (string, error)) *ColumnField {
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basicType, ok := basicTypes[goType]
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if !ok {
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panic("找不到类型!")
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}
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valueParser, ok := valueParsers[goType]
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if !ok {
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panic("找不到值解析器!")
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}
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parameterParserBuilder, ok := parameterParserBuilders[goType]
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if !ok {
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panic("找不到Url参数解析器!")
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}
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parameterInfo := &ParameterInfo{
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Type: basicType,
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Parser: parameterParserBuilder(urlParameterName),
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}
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return &ColumnField{name, columnName, fmt.Sprintf("%s.%s", tableName, columnName), urlParameterName, isKey, source, goType, basicType, parameterInfo, valueParser, predicateType}
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}
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func (field *ColumnField) NewPredicate(predicateType func(Predicate) (string, error), values ...interface{}) *Predicate {
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return NewPredicate(field.ColumnName, predicateType, values)
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}
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