boltcard/lnurlp/lnurlp_request.go
2023-02-19 06:52:12 +00:00

64 lines
1.5 KiB
Go

package lnurlp
import (
"github.com/boltcard/boltcard/db"
"github.com/boltcard/boltcard/resp_err"
"github.com/gorilla/mux"
log "github.com/sirupsen/logrus"
"net/http"
)
func Response(w http.ResponseWriter, r *http.Request) {
if db.Get_setting("FUNCTION_LNURLP") != "ENABLE" {
log.Debug("LNURLp function is not enabled")
return
}
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 setting (HOST_DOMAIN)
domain := db.Get_setting("HOST_DOMAIN")
if r.Host != domain {
log.Warn("wrong host domain")
resp_err.Write(w)
return
}
// look up name in database (table cards, field card_name)
card_count, err := db.Get_card_count_for_name_lnurlp(name)
if err != nil {
log.Warn("could not get card count for name")
resp_err.Write(w)
return
}
if card_count != 1 {
log.Info("not one enabled card with that name")
resp_err.Write(w)
return
}
metadata := "[[\\\"text/identifier\\\",\\\"" + name + "@" + domain + "\\\"],[\\\"text/plain\\\",\\\"bolt card deposit\\\"]]"
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)
}