canopeas/discord/xkcd.go

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package discord
import (
"context"
"fmt"
"strconv"
"strings"
"go.jolheiser.com/xkcd"
)
func init() {
commands = append(commands, &command{
name: "xkcd",
validate: func(cmd commandInit) bool {
return true
},
run: func(cmd commandInit) (string, error) {
if !memeRateLimit.Try() {
return "", nil
}
client := xkcd.New()
var comic *xkcd.Comic
var err error
args := strings.Fields(cmd.message.Content)
if len(args) < 2 {
comic, err = client.Current(context.Background())
} else {
comicNum, err := strconv.Atoi(args[1])
if err != nil {
return "", err
}
comic, err = client.Comic(context.Background(), comicNum)
}
if err != nil {
return "", err
}
return fmt.Sprintf("%d: %s\n%s\n%s", comic.Num, comic.SafeTitle, comic.Alt, comic.Img), nil
},
help: "Get an xkcd comic",
})
}