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43 lines
1.1 KiB
43 lines
1.1 KiB
package grmi
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import (
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"strings"
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)
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type Condition struct {
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*Paging
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Items map[string]ConditionItem
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OrderByFields []Field
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}
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func NewCondition(items map[string]ConditionItem, paging *Paging) Condition {
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orderByFields := make([]Field, 0, 10)
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conditionItems := make(map[string]ConditionItem, 0)
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for key, item := range items {
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if item.OrderBy {
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orderByFields = append(orderByFields, item.Field)
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}
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valueParser, ok := valueParsers[item.Field.GoType]
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if ok {
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item.valueParser = valueParser
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conditionItems[key] = item
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}
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}
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return Condition{Items: conditionItems, Paging: paging, OrderByFields: orderByFields}
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}
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func (self *Condition) BuildPredicates(urlParameters map[string]string) ([]Predicate, error) {
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predicates := make([]Predicate, 0, len(urlParameters))
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for name, value := range urlParameters {
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item, ok := self.Items[strings.ToLower(name)]
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if !ok {
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continue
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}
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predicateValue, err := item.valueParser(value)
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if err != nil {
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return nil, NewRequestError(err)
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}
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predicates = append(predicates, item.NewPredicate(item.PredicateType, predicateValue))
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}
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return predicates, nil
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}
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