package main

import (
	"fmt"
	"gobytest/clockface"
	"io"
	"os"
	"time"
)

func main() {
	// greet.Greet(os.Stdout, "Elodie")
	// sleeper := countdown.NewConfigurableSleeper(1*time.Second, time.Sleep)

	// countdown
	// countdown.Countdown(os.Stdout, sleeper)

	// clockface
	t := time.Now()

	sh := clockface.SecondHand(t)
	io.WriteString(os.Stdout, svgStart)
	io.WriteString(os.Stdout, bezel)
	io.WriteString(os.Stdout, secondHandTag(sh))
	io.WriteString(os.Stdout, svgEnd)
}

func secondHandTag(p clockface.Point) string {
	return fmt.Sprintf(
		`<line x1="150" y1="150" x2="%f" y2="%f" style="fill:none;stroke:#f00;stroke-width:3px;"/>`,
		p.X,
		p.Y,
	)
}

const svgStart = `<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg xmlns="http://www.w3.org/2000/svg"
     width="100%"
     height="100%"
     viewBox="0 0 300 300"
     version="2.0">`

const bezel = `<circle cx="150" cy="150" r="100" style="fill:#fff;stroke:#000;stroke-width:5px;"/>`

const svgEnd = `</svg>`