Подготовить HY2XS к production-сборке

apps/util/arr.go

@@ -0,0 +1,32 @@
+package util
+
+func ArrContain[T comparable](arr []T, key T) bool {
+	for _, item := range arr {
+		if item == key {
+			return true
+		}
+	}
+	return false
+}
+
+func SplitArr[T any](arr []T, num int) [][]T {
+	length := len(arr)
+	if length <= num {
+		return [][]T{arr}
+	}
+
+	quantity := (length + num - 1) / num
+	segments := make([][]T, 0, quantity)
+
+	for i := 0; i < quantity; i++ {
+		end := (i + 1) * num
+		if end > length {
+			end = length
+		}
+
+		segment := arr[i*num : end]
+		segments = append(segments, segment)
+	}
+
+	return segments
+}