Add a new internal api call "getboltcard"

internalapi/getboltcard.go

@@ -0,0 +1,59 @@
+package internalapi
+
+import (
+	"net/http"
+	"strconv"
+
+	"github.com/boltcard/boltcard/db"
+	"github.com/boltcard/boltcard/resp_err"
+	log "github.com/sirupsen/logrus"
+)
+
+func Getboltcard(w http.ResponseWriter, r *http.Request) {
+	if db.Get_setting("FUNCTION_INTERNAL_API") != "ENABLE" {
+		msg := "getboltcard: internal API function is not enabled"
+		log.Debug(msg)
+		resp_err.Write_message(w, msg)
+		return
+	}
+	card_name := r.URL.Query().Get("card_name")
+
+	// check if card_name exists
+
+	card_count, err := db.Get_card_name_count(card_name)
+	if err != nil {
+		log.Warn(err.Error())
+		return
+	}
+
+	if card_count == 0 {
+		msg := "getboltcard: the card name does not exist in the database"
+		log.Warn(msg)
+		resp_err.Write_message(w, msg)
+		return
+	}
+
+	// log the request
+
+	log.WithFields(log.Fields{
+		"card_name": card_name}).Info("getboltcard API request")
+
+	// get the card record
+
+	c, err := db.Get_card_from_card_name(card_name)
+	if err != nil {
+		log.Warn(err.Error())
+		return
+	}
+
+	jsonData := []byte(`{"status":"OK",` +
+		`"uid": "` + c.Db_uid + `",` +
+		`"last_counter_value": "` + strconv.FormatUint(uint64(c.Last_counter_value), 10) + `",` +
+		`"lnurlw_enable": "` + c.Lnurlw_enable + `",` +
+		`"tx_limit_sats": "` + strconv.Itoa(c.Tx_limit_sats) + `",` +
+		`"day_limit_sats": "` + strconv.Itoa(c.Day_limit_sats) + `"}`)
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	w.Write(jsonData)
+}