mirror of
https://github.com/HexCardGames/HexDeck.git
synced 2025-09-05 03:08:39 +02:00
42 lines
671 B
Go
42 lines
671 B
Go
package utils
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import (
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"os"
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"golang.org/x/exp/rand"
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)
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func Getenv(key string, fallback string) string {
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value, exists := os.LookupEnv(key)
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if exists {
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return value
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} else {
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return fallback
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}
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}
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func RemoveSliceElement[T comparable](slice *([]T), target T) bool {
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for i, el := range *slice {
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if el == target {
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*slice = append((*slice)[:i], (*slice)[i+1:]...)
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return true
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}
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}
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return false
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}
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func ShuffleSlice[T any](slice *([]T)) {
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length := len(*slice)
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for i := 0; i < length; i++ {
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j := rand.Intn(i + 1)
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(*slice)[i], (*slice)[j] = (*slice)[j], (*slice)[i]
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}
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}
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func Mod(a, b int) int {
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if b == 0 {
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return 0
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}
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return (a%b + b) % b
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}
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