61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
package collection
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import (
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"github.com/kercylan98/minotaur/utils/generic"
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"github.com/kercylan98/minotaur/utils/random"
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"sort"
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)
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// DescBy 返回降序比较结果
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func DescBy[Sort generic.Ordered](a, b Sort) bool {
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return a > b
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}
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// AscBy 返回升序比较结果
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func AscBy[Sort generic.Ordered](a, b Sort) bool {
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return a < b
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}
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// Desc 对切片进行降序排序
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func Desc[S ~[]V, V any, Sort generic.Ordered](slice *S, getter func(index int) Sort) {
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sort.Slice(*slice, func(i, j int) bool {
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return getter(i) > getter(j)
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})
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}
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// DescByClone 对切片进行降序排序，返回排序后的切片
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func DescByClone[S ~[]V, V any, Sort generic.Ordered](slice S, getter func(index int) Sort) S {
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result := CloneSlice(slice)
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Desc(&result, getter)
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return result
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}
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// Asc 对切片进行升序排序
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func Asc[S ~[]V, V any, Sort generic.Ordered](slice *S, getter func(index int) Sort) {
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sort.Slice(*slice, func(i, j int) bool {
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return getter(i) < getter(j)
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})
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}
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// AscByClone 对切片进行升序排序，返回排序后的切片
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func AscByClone[S ~[]V, V any, Sort generic.Ordered](slice S, getter func(index int) Sort) S {
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result := CloneSlice(slice)
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Asc(&result, getter)
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return result
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}
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// Shuffle 对切片进行随机排序
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func Shuffle[S ~[]V, V any](slice *S) {
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sort.Slice(*slice, func(i, j int) bool {
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return random.Int(0, 1) == 0
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})
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}
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// ShuffleByClone 对切片进行随机排序，返回排序后的切片
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func ShuffleByClone[S ~[]V, V any](slice S) S {
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result := CloneSlice(slice)
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Shuffle(&result)
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return result
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}
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