package convert

import (
	"strconv"
	"strings"
)

// ColorHexToRGB convert hex color to rgb color
func (c *Conv) ColorHexToRGB(colorHex string) (red, green, blue int) {
	colorHex = strings.TrimPrefix(colorHex, "#")
	color64, err := strconv.ParseInt(colorHex, 16, 32)
	if err != nil {
		return
	}
	color := int(color64)
	return color >> 16, (color & 0x00FF00) >> 8, color & 0x0000FF
}

// ColorRGBToHex convert rgb color to hex color
func (c *Conv) ColorRGBToHex(red, green, blue int) string {
	r := strconv.FormatInt(int64(red), 16)
	g := strconv.FormatInt(int64(green), 16)
	b := strconv.FormatInt(int64(blue), 16)

	if len(r) == 1 {
		r = "0" + r
	}
	if len(g) == 1 {
		g = "0" + g
	}
	if len(b) == 1 {
		b = "0" + b
	}

	return "#" + r + g + b
}