70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"strconv"
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"strings"
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"github.com/fatih/color"
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"github.com/rosti-cz/server_lobby/server"
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)
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func printDiscovery(discovery server.Discovery) {
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color.Yellow("Hostname:\n %s\n", discovery.Hostname)
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if len(discovery.Labels) > 0 {
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fmt.Printf("Labels:\n")
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for _, label := range discovery.Labels {
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fmt.Printf(" %s\n", label)
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}
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}
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}
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func colorLabel(label server.Label) string {
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parts := strings.Split(label.String(), ":")
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if len(parts) == 1 {
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return color.GreenString(parts[0])
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}
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return color.GreenString(parts[0]) + ":" + color.MagentaString((strings.Join(parts[1:], ":")))
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}
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func printDiscoveries(discoveries []server.Discovery) {
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maxHostnameWidth := 0
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for _, discovery := range discoveries {
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if len(discovery.Hostname) > maxHostnameWidth {
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maxHostnameWidth = len(discovery.Hostname)
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}
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}
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for _, discovery := range discoveries {
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if len(discovery.Labels) == 0 {
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// fmt.Println(discovery.Hostname)
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color.Yellow(discovery.Hostname)
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} else {
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hostname := fmt.Sprintf("%"+strconv.Itoa(maxHostnameWidth)+"s", discovery.Hostname)
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fmt.Printf("%s %s\n", color.YellowString(hostname), colorLabel(discovery.Labels[0]))
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if len(discovery.Labels) > 1 {
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for _, label := range discovery.Labels[1:] {
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fmt.Printf("%"+strconv.Itoa(maxHostnameWidth+4)+"s%s\n", " ", colorLabel(label))
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}
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}
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}
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fmt.Println()
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}
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}
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func printJSON(data interface{}) {
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body, err := json.Marshal(data)
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if err != nil {
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fmt.Println("error occurred while formating the output into JSON:", err.Error())
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os.Exit(3)
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}
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fmt.Println(string(body))
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}
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