mirror of
https://github.com/believethehype/nostdress.git
synced 2026-07-27 07:48:11 -07:00
Dr. Tobias Baur
115 lines
2.6 KiB
Go
115 lines
2.6 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"strconv"
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"time"
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"github.com/nbd-wtf/go-nostr"
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"github.com/fiatjaf/go-lnurl"
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// "github.com/fiatjaf/makeinvoice"
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)
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func metaData(params *Params) lnurl.Metadata {
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//addImageToMetaData(w.telegram, &metadata, username, user.Telegram)
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return lnurl.Metadata{
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Description: fmt.Sprintf("Pay to %s@%s", params.Name, params.Domain),
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LightningAddress: fmt.Sprintf("%s@%s", params.Name, params.Domain),
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}
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}
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func makeInvoice(
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params *Params,
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msat int,
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pin *string,
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zapEventSerializedStr string,
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comment string,
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) (bolt11 string, err error) {
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// prepare params
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var backend BackendParams
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switch params.Kind {
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case "sparko":
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backend = SparkoParams{
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Host: params.Host,
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Key: params.Key,
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}
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case "lnd":
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backend = LNDParams{
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Host: params.Host,
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Macaroon: params.Key,
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}
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case "lnbits":
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backend = LNBitsParams{
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Host: params.Host,
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Key: params.Key,
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Memo: comment,
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}
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case "lnpay":
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backend = LNPayParams{
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PublicAccessKey: params.Pak,
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WalletInvoiceKey: params.Waki,
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}
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case "eclair":
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backend = EclairParams{
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Host: params.Host,
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Password: "",
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}
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case "commando":
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backend = CommandoParams{
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Host: params.Host,
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NodeId: params.NodeId,
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Rune: params.Rune,
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}
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}
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mip := MIParams{
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Msatoshi: int64(msat),
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Backend: backend,
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Label: params.Domain + "/" + strconv.FormatInt(time.Now().Unix(), 16),
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}
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if pin != nil {
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// use this as the description for new accounts
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mip.Description = fmt.Sprintf("%s's PIN for '%s@%s' lightning address: %s", params.Domain, params.Name, params.Domain, *pin)
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} else {
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//use zapEventSerializedStr if nip57, else build hash descriptionhash from params
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if zapEventSerializedStr != "" {
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//Ok here it gets a bit tricky (due to lack of standards, if we have a comment, we overwrite it)
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if comment != "" {
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mip.Memo = comment
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var zapEvent nostr.Event
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err = json.Unmarshal([]byte(zapEventSerializedStr), &zapEvent)
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if zapEvent.Content == "" {
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zapEvent.Content = comment
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zapEventSerialized, _ := json.Marshal(zapEvent)
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zapEventSerializedStr = fmt.Sprintf("%s", zapEventSerialized)
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}
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}
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mip.Description = zapEventSerializedStr
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} else {
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// make the lnurlpay description_hash
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mip.Description = metaData(params).Encode()
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mip.Memo = comment
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}
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mip.UseDescriptionHash = true
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}
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// actually generate the invoice
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bolt11, err = MakeInvoice(mip)
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log.Debug().Int("msatoshi", msat).
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Interface("backend", backend).
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Str("bolt11", bolt11).Err(err).Str("Description", mip.Description).
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Msg("invoice generation")
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return bolt11, err
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}
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