Erik Sundell
45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package request
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import (
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"encoding/json"
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"fmt"
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)
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func parseDimensionFilter(dimensionFilter string) ([]*Dimension, error) {
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dimensionFilters := map[string]interface{}{}
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dimensionFilterJson := []byte(dimensionFilter)
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if len(dimensionFilterJson) > 0 {
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err := json.Unmarshal(dimensionFilterJson, &dimensionFilters)
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if err != nil {
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return nil, fmt.Errorf("error unmarshaling dimensionFilters: %v", err)
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}
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}
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dimensions := []*Dimension{}
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addDimension := func(key string, value string) {
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d := &Dimension{
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Name: key,
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}
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// if value is not specified or a wildcard is used, simply don't use the value field
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if value != "" && value != "*" {
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d.Value = value
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}
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dimensions = append(dimensions, d)
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}
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for k, v := range dimensionFilters {
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// due to legacy, value can be a string, a string slice or nil
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if vv, ok := v.(string); ok {
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addDimension(k, vv)
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} else if vv, ok := v.([]interface{}); ok {
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for _, v := range vv {
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addDimension(k, v.(string))
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}
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} else if v == nil {
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addDimension(k, "")
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}
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}
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return dimensions, nil
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}
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