81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
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package metrics
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import (
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"fmt"
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"reflect"
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"strings"
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"go.uber.org/zap"
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)
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// FormattedValue formats the value to be used in clickhouse query
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func FormattedValue(v interface{}) string {
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switch x := v.(type) {
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case int:
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return fmt.Sprintf("%d", x)
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case float32, float64:
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return fmt.Sprintf("%f", x)
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case string:
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return fmt.Sprintf("'%s'", x)
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case bool:
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return fmt.Sprintf("%v", x)
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case []interface{}:
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if len(x) == 0 {
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return ""
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}
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switch x[0].(type) {
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case string:
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str := "["
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for idx, sVal := range x {
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str += fmt.Sprintf("'%s'", sVal)
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if idx != len(x)-1 {
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str += ","
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}
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}
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str += "]"
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return str
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case int, float32, float64, bool:
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return strings.Join(strings.Fields(fmt.Sprint(x)), ",")
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default:
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zap.L().Error("invalid type for formatted value", zap.Any("type", reflect.TypeOf(x[0])))
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return ""
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}
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default:
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zap.L().Error("invalid type for formatted value", zap.Any("type", reflect.TypeOf(x)))
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return ""
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}
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}
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// PromFormattedValue formats the value to be used in promql
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func PromFormattedValue(v interface{}) string {
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switch x := v.(type) {
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case int:
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return fmt.Sprintf("%d", x)
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case float32, float64:
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return fmt.Sprintf("%f", x)
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case string:
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return x
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case bool:
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return fmt.Sprintf("%v", x)
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case []interface{}:
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if len(x) == 0 {
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return ""
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}
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switch x[0].(type) {
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case string, int, float32, float64, bool:
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// list of values joined by | for promql - a value can contain whitespace
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var str []string
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for _, sVal := range x {
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str = append(str, fmt.Sprintf("%v", sVal))
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}
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return strings.Join(str, "|")
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default:
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zap.L().Error("invalid type for prom formatted value", zap.Any("type", reflect.TypeOf(x[0])))
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return ""
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}
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default:
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zap.L().Error("invalid type for prom formatted value", zap.Any("type", reflect.TypeOf(x)))
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return ""
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}
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}
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