uptime command

command/commands.go

@@ -3,18 +3,136 @@ package command
 import (
 	"github.com/gempir/gempbotgo/twitch"
 	"github.com/op/go-logging"
+	"strings"
+	"time"
+	"fmt"
 )
 
 type handler struct {
+	admin string
+	startTime time.Time
 	log logging.Logger
 }
 
-func NewHandler(logger logging.Logger) handler {
+func NewHandler(admin string, startTime time.Time, logger logging.Logger) handler {
 	return handler{
+		admin: admin,
+		startTime: startTime,
 		log: logger,
 	}
 }
 
 func (h *handler) HandleCommand(msg twitch.Message) {
-
+	if msg.User.Username == strings.ToLower(h.admin) {
+		uptime := formatDiff(diff(h.startTime, time.Now()))
+		h.log.Debug(h.admin + ", uptime: " + uptime)
+	}
+}
+
+func formatDiff(years, months, days, hours, mins, secs int) string {
+	since := ""
+	if years > 0 {
+		switch years {
+		case 1:
+			since += fmt.Sprintf("%d year ", years)
+			break
+		default:
+			since += fmt.Sprintf("%d years ", years)
+			break
+		}
+	}
+	if months > 0 {
+		switch months {
+		case 1:
+			since += fmt.Sprintf("%d month ", months)
+			break
+		default:
+			since += fmt.Sprintf("%d months ", months)
+			break
+		}
+	}
+	if days > 0 {
+		switch days {
+		case 1:
+			since += fmt.Sprintf("%d day ", days)
+			break
+		default:
+			since += fmt.Sprintf("%d days ", days)
+			break
+		}
+	}
+	if hours > 0 {
+		switch hours {
+		case 1:
+			since += fmt.Sprintf("%d hour ", hours)
+			break
+		default:
+			since += fmt.Sprintf("%d hours ", hours)
+			break
+		}
+	}
+	if mins > 0 && days == 0 && months == 0 && years == 0 {
+		switch mins {
+		case 1:
+			since += fmt.Sprintf("%d min ", mins)
+			break
+		default:
+			since += fmt.Sprintf("%d mins ", mins)
+			break
+		}
+	}
+	if secs > 0 && days == 0 && months == 0 && years == 0 && hours == 0 {
+		switch secs {
+		case 1:
+			since += fmt.Sprintf("%d sec ", secs)
+			break
+		default:
+			since += fmt.Sprintf("%d secs ", secs)
+			break
+		}
+	}
+	return strings.TrimSpace(since)
+}
+
+func diff(a, b time.Time) (year, month, day, hour, min, sec int) {
+	if a.After(b) {
+		a, b = b, a
+	}
+	y1, M1, d1 := a.Date()
+	y2, M2, d2 := b.Date()
+
+	h1, m1, s1 := a.Clock()
+	h2, m2, s2 := b.Clock()
+
+	year = int(y2 - y1)
+	month = int(M2 - M1)
+	day = int(d2 - d1)
+	hour = int(h2 - h1)
+	min = int(m2 - m1)
+	sec = int(s2 - s1)
+
+	// Normalize negative values
+	if sec < 0 {
+		sec += 60
+		min--
+	}
+	if min < 0 {
+		min += 60
+		hour--
+	}
+	if hour < 0 {
+		hour += 24
+		day--
+	}
+	if day < 0 {
+		// days in month:
+		t := time.Date(y1, M1, 32, 0, 0, 0, 0, time.UTC)
+		day += 32 - t.Day()
+		month--
+	}
+	if month < 0 {
+		month += 12
+		year--
+	}
+	return
 }

config.example.json

@@ -2,6 +2,7 @@
   "irc_address": "irc.chat.twitch.tv:6667",
   "irc_user": "gempbot",
   "irc_token": "oauth:123123123",
+  "admin": "gempir",
   "log_path": "/var/twitch_logs/",
   "api_port": "8025",
   "redis_address": "127.0.0.1:6379",

main.go

@@ -11,6 +11,7 @@ import (
 	"github.com/gempir/gempbotgo/command"
 	"strings"
 	"github.com/gempir/gempbotgo/filelog"
+	"time"
 )
 
 var (
@@ -22,6 +23,7 @@ type config struct {
 	IrcAddress       string `json:"irc_address"`
 	IrcUser          string `json:"irc_user"`
 	IrcToken         string `json:"irc_token"`
+	Admin			 string `json:"admin"`
 	LogPath			 string `json:"log_path"`
 	APIPort          string `json:"api_port"`
 	RedisAddress     string `json:"redis_address"`
@@ -30,6 +32,7 @@ type config struct {
 }
 
 func main() {
+	startTime := time.Now()
 	Log = initLogger()
 	var err error
 	cfg, err = readConfig("config.json")
@@ -47,7 +50,7 @@ func main() {
 	go bot.CreateConnection()
 
 	fileLogger := filelog.NewFileLogger(cfg.LogPath, Log)
-	cmdHandler := command.NewHandler(Log)
+	cmdHandler := command.NewHandler(cfg.Admin, startTime, Log)
 
 
 	for msg := range bot.Messages {