start minIO, refactored files into packages

packages/convertions/convertions.go

@@ -0,0 +1,49 @@
+package convertions
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"time"
+
+	"go-socket/packages/types"
+
+	"github.com/google/uuid"
+)
+
+func ConvertStringUint32(s string) (uint32, error) {
+	v, err := strconv.ParseUint(s, 10, 32)
+	return uint32(v), err
+}
+
+func ConvertStringToRgba(str string) (*types.Rgba, error) {
+	parts := strings.SplitN(str, ",", 5)
+	if len(parts) != 4 {
+		return nil, fmt.Errorf("invalid rgba")
+	}
+	rgba := &types.Rgba{}
+	for i, p := range parts {
+		n, err := strconv.ParseUint(strings.TrimSpace(p), 10, 8)
+		if err != nil {
+			return nil, fmt.Errorf("invalid component %d: %w", i, err)
+		}
+		rgba[i] = uint8(n)
+	}
+	return rgba, nil
+}
+
+func RgbaToUint32(r *types.Rgba) uint32 {
+	return uint32(r[0])<<24 | uint32(r[1])<<16 | uint32(r[2])<<8 | uint32(r[3])
+}
+
+func Uint32ToRgba(v uint32) *types.Rgba {
+	return &types.Rgba{uint8(v >> 24), uint8(v >> 16), uint8(v >> 8), uint8(v)}
+}
+
+func ConvertStringUuid(str string) (uuid.UUID, error) {
+	return uuid.Parse(str)
+}
+
+func ConvertStringTimestamp(str string) (time.Time, error) {
+	return time.Parse(time.RFC3339, str)
+}