func (d dice) Roll() int {
log.WithFields(log.Fields{
"dice": d,
}).Debug("rol")
r := 0
for i := 0; i < d.num; i++ {
val := d.die.Roll()
log.WithFields(log.Fields{
"dice": d.die,
"got": val,
}).Debug("rol")
r += val
}
log.WithFields(log.Fields{
"dice": d,
"got": r,
}).Debug("rol")
return r
}
func Parse(notation string) (d *dice, err error) {
log.WithFields(log.Fields{
"notation": notation,
}).Debug("parse")
var num int
var faces int
dc := strings.Split(notation, "d")
if len(dc) == 2 {
s := dc[0]
if s == "" {
num = 1
} else {
num, err = strconv.Atoi(s)
if err != nil {
return nil, err
}
}
faces, err = strconv.Atoi(dc[1])
if err != nil {
return nil, err
}
} else {
return nil, errors.New("bad notation \"" + notation + "\"")
}
log.WithFields(log.Fields{
"size": num,
"faces": faces,
}).Debug("parse")
d = &dice{
num: num,
die: die{Faces: faces},
}
return d, nil
}
func main() {
log.SetHandler(logfmt.New(os.Stderr))
log.SetLevel(log.DebugLevel)
port := os.Getenv("PORT")
if port == "" {
log.Fatal("$PORT was not set")
}
token = os.Getenv("SLACK_TOKEN")
if token == "" {
log.Info("$SLACK_TOKEN was not set")
} else {
log.WithFields(log.Fields{
"token": token,
}).Debug("token")
}
http.HandleFunc("/roll", rollDice)
err := http.ListenAndServe(":"+port, nil)
if err != nil {
log.WithError(err).Fatal("Cannot listen")
}
}
