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separate lnurlp code

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This commit is contained in:
Peter Rounce 2022-09-16 02:44:00 +00:00
parent 27be212010
commit 6b43c3f6aa
2 changed files with 96 additions and 88 deletions
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88
main.go
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@ -6,7 +6,6 @@ import (
"net/http"
"time"
"os"
"strconv"
)
var router = mux.NewRouter()
@ -25,93 +24,6 @@ func write_error_message(w http.ResponseWriter, message string) {
w.Write(jsonData)
}
func lnurlp_response(w http.ResponseWriter, r *http.Request) {
name := mux.Vars(r)["name"]
log.WithFields(
log.Fields{
"url_path": r.URL.Path,
"name": name,
"r.Host": r.Host,
},).Info("lnurlp_response")
// look up domain in env vars (HOST_DOMAIN)
domain := os.Getenv("HOST_DOMAIN")
if r.Host != domain {
log.Warn("wrong host domain")
write_error(w)
return
}
// look up name in database (table cards, field card_name)
card_count, err := db_get_card_count_for_name(name)
if err != nil {
log.Warn("could not get card count for name")
write_error(w)
return
}
if card_count != 1 {
log.Info("not one card with that name")
write_error(w)
return
}
metadata := "[[\\\"text/identifier\\\",\\\"" + name + "@" + domain + "\\\"],[\\\"text/plain\\\",\\\"" + name + "@" + domain + "\\\"]]"
jsonData := []byte(`{"status":"OK",` +
`"callback":"https://` + domain + `/lnurlp/` + name + `",` +
`"tag":"payRequest",` +
`"maxSendable":1000000000,` +
`"minSendable":1000,` +
`"metadata":"` + metadata + `",` +
`"commentAllowed":0` +
`}`)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(jsonData)
}
func lnurlp_callback(w http.ResponseWriter, r *http.Request) {
name := mux.Vars(r)["name"]
amount := r.URL.Query().Get("amount");
log.WithFields(
log.Fields{
"url_path": r.URL.Path,
"name": name,
"amount": amount,
"req.Host": r.Host,
},).Info("lnurlp_callback")
domain := os.Getenv("HOST_DOMAIN")
if r.Host != domain {
log.Warn("wrong host domain")
write_error(w)
return
}
//TODO add err
amount_msat, _ := strconv.ParseInt(amount, 10, 64)
amount_sat := amount_msat / 1000;
//TODO add err
metadata := "[[\"text/identifier\",\"" + name + "@" + domain + "\"],[\"text/plain\",\"" + name + "@" + domain + "\"]]"
pr, _ := add_invoice(amount_sat, metadata)
jsonData := []byte(`{` +
`"status":"OK","successAction":{"tag":"message","message":"Payment success!"}` +
`,"routes":[],"pr":"` + pr + `","disposable":false` +
`}`)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(jsonData)
}
func main() {
log_level := os.Getenv("LOG_LEVEL")