44 lines
1,008 B
Go
44 lines
1,008 B
Go
package filters
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import (
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"reflect"
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)
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var FilterRegistry = map[string]IFilter{
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"And": &And{},
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"Or": &Or{},
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"Eq": &Eq{},
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"Ne": &Ne{},
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"Gt": &Gt{},
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"Gte": &Gte{},
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"Lt": &Lt{},
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"Lte": &Lte{},
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"In": &In{},
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"Nin": &NotIn{},
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"Between": &Between{},
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"NotBetween": &NotBetween{},
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"Glob": &Glob{},
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"Like": &Like{},
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"NotLike": &NotLike{},
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}
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// RegisterFilter registers a new filter for a given name.
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// `name` is the name of the filter, and `filter` is an empty instance (&reference) of the IFilter.
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func RegisterFilter(name string, filter IFilter) {
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FilterRegistry[name] = filter
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}
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func Convert(ctx Dialect, data interface{}) (string, []interface{}) {
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for _, impl := range FilterRegistry {
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filter := impl.FromJSON(data)
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if reflect.DeepEqual(impl, filter) {
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continue
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}
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sfmt, values := filter.ToSQLPart(ctx)
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if sfmt != "" {
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return sfmt, values
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}
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}
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return Eq{Eq: data}.ToSQLPart(ctx)
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}
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