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package main
import (
"context"
"flag"
"fmt"
madon "github.com/McKael/madon/v2"
"within.website/x/internal"
"within.website/x/tokipona"
"github.com/jaytaylor/html2text"
"within.website/ln"
"within.website/ln/opname"
)
var (
instance = flag.String("instance", "", "mastodon instance")
appID = flag.String("app-id", "", "oauth2 app id")
appSecret = flag.String("app-secret", "", "oauth2 app secret")
token = flag.String("token", "", "oauth2 token")
hashtag = flag.String("hashtag", "tokipona", "hashtag to monitor")
)
func main() {
internal.HandleStartup()
ctx := opname.With(context.Background(), "main")
ctx = ln.WithF(ctx, ln.F{"hashtag": *hashtag})
c, err := madon.RestoreApp("sona-pi-toki-pona", *instance, *appID, *appSecret, &madon.UserToken{AccessToken: *token})
if err != nil {
ln.FatalErr(opname.With(ctx, "restore-app"), err)
}
ln.Log(ctx, ln.Info("waiting for messages"))
for {
evChan := make(chan madon.StreamEvent, 10)
stop := make(chan bool)
done := make(chan bool)
ctx = opname.With(context.Background(), "hashtag-stream")
err = c.StreamListener("hashtag", *hashtag, evChan, stop, done)
if err != nil {
ln.FatalErr(ctx, err)
}
for {
select {
case _, _ = <-done:
goto redo
case ev := <-evChan:
switch ev.Event {
case "error":
ln.Error(opname.With(ctx, "event-parse"), err)
case "update":
s := ev.Data.(madon.Status)
ctx = opname.With(ctx, "update")
ctx = ln.WithF(ctx, ln.F{
"originating_status_id": s.ID,
"originating_status_url": s.URL,
})
found := false
for _, f := range *s.Account.Fields {
if f.Name == "enable-bot" && f.Value == "sona-pi-toki-pona" {
found = true
}
}
if !found {
ln.Log(ctx, ln.Info("ignoring message"))
continue
}
text, err := html2text.FromString(s.Content, html2text.Options{OmitLinks: true})
if err != nil {
ln.Error(ctx, err)
continue
}
data := tokipona.Relex(text)
st, err := c.PostStatus(
madon.PostStatusParams{
Text: fmt.Sprintf(translationTemplate, data),
InReplyTo: s.ID,
Visibility: "public",
},
)
if err != nil {
ln.Error(ctx, err)
continue
}
ln.Log(ctx, ln.Info("posted translation of toki pona text"), ln.F{"status_id": st.ID, "status_url": st.URL})
}
}
}
}
redo:
}
const translationTemplate = `Badly translated into English: %s`
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