List recently fired colleges (kudos for slack!)

recently_deleted.go

package main

import (
	"encoding/json"
	"flag"
	"fmt"
	"net/http"
	"time"
)

type SlackUsers struct {
	ID       string       `json:"id"`
	Name     string       `json:"name"`
	RealName string       `json:"real_name"`
	Deleted  bool         `json:"deleted"`
	Profile  SlackProfile `json:"profile"`
	Updated  int64        `json:"updated"`
}

type SlackProfile struct {
	FirstName string `json:"first_name"`
	LastName  string `json:"last_name"`
	RealName  string `json:"real_name"`
	ImageURL  string `json:"image_192"`
}

type SlackResponse struct {
	OK             bool         `json:"ok"`
	Members        []SlackUsers `json:"members"`
	CacheTimestamp int          `json:"cache_ts"`
}

var myClient = &http.Client{Timeout: 10 * time.Second}

func main() {
	token := flag.String("token", "", "Slack token goes here, grab yours from https://api.slack.com/methods/users.list/test")
	flag.Parse()

	var response SlackResponse
	url := fmt.Sprintf("https://slack.com/api/users.list?token=%s&pretty=1", *token)
	getJson(url, &response)

	fmt.Println("Deleted slack users:")
	for _, User := range response.Members {
		if User.Deleted {
			if User.Profile.RealName != "" {
				fmt.Print(User.Profile.RealName)
			} else if User.RealName != "" {
				fmt.Print(User.RealName)
			} else if User.Profile.FirstName != "" || User.Profile.LastName != "" {
				fmt.Print(User.Profile.FirstName, User.Profile.LastName)
			} else {
				fmt.Print("Unnamed")
			}

			fmt.Print(" ", time.Unix(User.Updated, 0))
			fmt.Print(" ", User.Profile.ImageURL)
			fmt.Print("\n")
		}
	}
}

func getJson(url string, target interface{}) error {
	r, err := myClient.Get(url)
	if err != nil {
		return err
	}
	defer r.Body.Close()
	return json.NewDecoder(r.Body).Decode(target)
}