Watches url for text - used for nexus 5 updates

watcher.go

package main

import "fmt"
import "strings"
import "net/http"
import "bytes"

func pageContains(url string, checkFor string) bool {
	resp, err := http.Get(url)
	if err != nil {
		return false
	}

	defer resp.Body.Close()

	buf := new(bytes.Buffer)
	buf.ReadFrom(resp.Body)
	s := buf.String()

	if strings.Contains(s, checkFor) {
		return true
	}

	return false
}

func main() {
	checkFor := "Add to cart"
	urls := [...]string{"https://play.google.com/store/devices/details?id=nexus_5_black_16gb", "https://play.google.com/store/devices/details?id=nexus_5_white_16gb"}
	color := "Black"
	for index, url := range urls {
		if index != 0 {
			color = "White"
		}
		fmt.Printf("Checking for color %s", color)
		fmt.Println("")
		if pageContains(url, checkFor) {
			fmt.Printf("Nexus 5 16 GB is available in %s", color)
			fmt.Println("")
		}
	}
}