publish payment receipt info to Nostr relay

db/db.go

@@ -4,8 +4,9 @@ import (
 	"database/sql"
 	"errors"
 	"fmt"
-	_ "github.com/lib/pq"
 	"os"
+
+	_ "github.com/lib/pq"
 )
 
 type Card struct {
@@ -29,6 +30,7 @@ type Card struct {
 	One_time_code              string
 	Card_name                  string
 	Allow_negative_balance     string
+	Nostr_priv_key             string
 }
 
 type Payment struct {
@@ -56,6 +58,11 @@ type Card_wipe_info struct {
 	Uid string
 }
 
+const (
+	NostrPay = iota
+	NostrRec = iota
+)
+
 func open() (*sql.DB, error) {
 
 	// get connection string from environment variables
@@ -720,6 +727,62 @@ func Get_card_txs(card_id int, max_txs int) ([]Transaction, error) {
 	return transactions, nil
 }
 
+func Get_latest_card_tx(card_id int, pay_rec int) (Transaction, error) {
+	// open the database
+	var t Transaction
+	db, err := open()
+
+	if err != nil {
+		return t, err
+	}
+
+	defer db.Close()
+
+	// query the database
+	sqlStatement := `SELECT card_id, ` +
+		`card_payments.card_payment_id AS tx_id, 'payment' AS tx_type, ` +
+		`amount_msats as tx_amount_msats, ` +
+		`TO_CHAR(payment_status_time, 'DD/MM/YYYY HH24:MI:SS') AS tx_time ` +
+		`FROM card_payments WHERE card_id = $1 AND payment_status != 'FAILED' ` +
+		`AND payment_status != '' ` +
+		`AND amount_msats != 0  ORDER BY payment_status_time DESC LIMIT $2`
+	if pay_rec == NostrRec {
+		sqlStatement = `SELECT card_id, card_receipts.card_receipt_id AS tx_id, ` +
+			`'receipt' AS tx_type, amount_msats as tx_amount_msats, ` +
+			`TO_CHAR(receipt_status_time, 'DD/MM/YYYY HH24:MI:SS') AS tx_time ` +
+			`FROM card_receipts WHERE card_id = $1 ` +
+			`AND receipt_status = 'SETTLED' ORDER BY receipt_status_time DESC LIMIT $2`
+	}
+	rows, err := db.Query(sqlStatement, card_id, 1)
+
+	if err != nil {
+		return t, err
+	}
+
+	defer rows.Close()
+
+	// prepare the results
+
+	// var transactions []Transaction
+
+	// Loop through rows, using Scan to assign column data to struct fields.
+	for rows.Next() {
+		err := rows.Scan(&t.Card_id, &t.Tx_id, &t.Tx_type, &t.Tx_amount_msats, &t.Tx_time)
+
+		if err != nil {
+			return t, err
+		}
+		// transactions = append(transactions, t)
+	}
+
+	err = rows.Err()
+
+	if err != nil {
+		return t, err
+	}
+
+	return t, nil
+}
 func Get_card_total_sats(card_id int) (int, error) {
 
 	db, err := open()

go.mod

@@ -52,6 +52,9 @@ require (
 	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-macaroon-bakery/macaroonpb v1.0.0 // indirect
+	github.com/gobwas/httphead v0.1.0 // indirect
+	github.com/gobwas/pool v0.2.1 // indirect
+	github.com/gobwas/ws v1.2.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
@@ -72,6 +75,7 @@ require (
 	github.com/jessevdk/go-flags v1.5.0 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/jonboulle/clockwork v0.3.0 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
 	github.com/jrick/logrotate v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kkdai/bstream v1.0.0 // indirect
@@ -86,16 +90,19 @@ require (
 	github.com/lightningnetwork/lnd/tlv v1.0.3 // indirect
 	github.com/lightningnetwork/lnd/tor v1.1.0 // indirect
 	github.com/ltcsuite/ltcd v0.22.1-beta // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/miekg/dns v1.1.50 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/nbd-wtf/go-nostr v0.18.10 // indirect
 	github.com/nbd-wtf/ln-decodepay v1.11.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_golang v1.14.0 // indirect
 	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.37.0 // indirect
 	github.com/prometheus/procfs v0.8.0 // indirect
+	github.com/puzpuzpuz/xsync v1.5.2 // indirect
 	github.com/rogpeppe/fastuuid v1.2.0 // indirect
 	github.com/sendgrid/rest v2.6.9+incompatible // indirect
 	github.com/sendgrid/sendgrid-go v3.12.0+incompatible // indirect
@@ -104,6 +111,9 @@ require (
 	github.com/stretchr/objx v0.5.0 // indirect
 	github.com/stretchr/testify v1.8.1 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
+	github.com/tidwall/gjson v1.14.4 // indirect
+	github.com/tidwall/match v1.1.1 // indirect
+	github.com/tidwall/pretty v1.2.0 // indirect
 	github.com/tmc/grpc-websocket-proxy v0.0.0-20220101234140-673ab2c3ae75 // indirect
 	github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
 	github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
@@ -127,9 +137,10 @@ require (
 	go.uber.org/multierr v1.8.0 // indirect
 	go.uber.org/zap v1.23.0 // indirect
 	golang.org/x/crypto v0.3.0 // indirect
+	golang.org/x/exp v0.0.0-20221106115401-f9659909a136 // indirect
 	golang.org/x/mod v0.7.0 // indirect
 	golang.org/x/net v0.7.0 // indirect
-	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/sys v0.6.0 // indirect
 	golang.org/x/term v0.5.0 // indirect
 	golang.org/x/text v0.7.0 // indirect
 	golang.org/x/time v0.2.0 // indirect

go.sum

@@ -240,6 +240,12 @@ github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre
 github.com/go-macaroon-bakery/macaroonpb v1.0.0 h1:It9exBaRMZ9iix1iJ6gwzfwsDE6ExNuwtAJ9e09v6XE=
 github.com/go-macaroon-bakery/macaroonpb v1.0.0/go.mod h1:UzrGOcbiwTXISFP2XDLDPjfhMINZa+fX/7A2lMd31zc=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
+github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
+github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
+github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
+github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
+github.com/gobwas/ws v1.2.0 h1:u0p9s3xLYpZCA1z5JgCkMeB34CKCMMQbM+G8Ii7YD0I=
+github.com/gobwas/ws v1.2.0/go.mod h1:hRKAFb8wOxFROYNsT1bqfWnhX+b5MFeJM9r2ZSwg/KY=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/gofrs/uuid v4.0.0+incompatible h1:1SD/1F5pU8p29ybwgQSwpQk+mwdRrXCYuPhW6m+TnJw=
 github.com/gofrs/uuid v4.0.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
@@ -418,6 +424,8 @@ github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22
 github.com/jonboulle/clockwork v0.2.2/go.mod h1:Pkfl5aHPm1nk2H9h0bjmnJD/BcgbGXUBGnn1kMkgxc8=
 github.com/jonboulle/clockwork v0.3.0 h1:9BSCMi8C+0qdApAp4auwX0RkLGUjs956h0EkuQymUhg=
 github.com/jonboulle/clockwork v0.3.0/go.mod h1:Pkfl5aHPm1nk2H9h0bjmnJD/BcgbGXUBGnn1kMkgxc8=
+github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
+github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
 github.com/jrick/logrotate v1.0.0 h1:lQ1bL/n9mBNeIXoTUoYRlK4dHuNJVofX9oWqBtPnSzI=
 github.com/jrick/logrotate v1.0.0/go.mod h1:LNinyqDIJnpAur+b8yyulnQw/wDuN1+BYKlTRt3OuAQ=
@@ -503,6 +511,8 @@ github.com/lightningnetwork/lnd/tor v1.1.0/go.mod h1:RDtaAdwfAm+ONuPYwUhNIH1RAvK
 github.com/ltcsuite/ltcd v0.22.1-beta h1:aXeIMuzwPss4VABDyc7Zbx+NMLYFaG3YkNTPNkKL9XA=
 github.com/ltcsuite/ltcd v0.22.1-beta/go.mod h1:O9R9U/mbZwRgr3So8TlNmW7CPc2ZQVhWyVlhXrqu/vo=
 github.com/magiconair/properties v1.8.1/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
+github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
+github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
 github.com/mattn/go-colorable v0.1.1/go.mod h1:FuOcm+DKB9mbwrcAfNl7/TZVBZ6rcnceauSikq3lYCQ=
 github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
@@ -535,6 +545,8 @@ github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9G
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
+github.com/nbd-wtf/go-nostr v0.18.10 h1:9kD9U1QkAvqW4CH4CdKagY2wwyZoH80tO/voMZiSisg=
+github.com/nbd-wtf/go-nostr v0.18.10/go.mod h1:F9y6+M8askJCjilLgMC3rD0moA6UtG1MCnyClNYXeys=
 github.com/nbd-wtf/ln-decodepay v1.11.1 h1:MPiT4a4qZ2cKY27Aj0dI8sLFrLz5Ycu72Z3EG1HfPjk=
 github.com/nbd-wtf/ln-decodepay v1.11.1/go.mod h1:xzBXPaCj/7oRRaui+iYSIxy5LYUjoPfAyAGq2WCyNKk=
 github.com/nwaples/rardecode v1.1.0/go.mod h1:5DzqNKiOdpKKBH87u8VlvAnPZMXcGRhxWkRpHbbfGS0=
@@ -596,6 +608,8 @@ github.com/prometheus/procfs v0.7.3/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1
 github.com/prometheus/procfs v0.8.0 h1:ODq8ZFEaYeCaZOJlZZdJA2AbQR98dSHSM1KW/You5mo=
 github.com/prometheus/procfs v0.8.0/go.mod h1:z7EfXMXOkbkqb9IINtpCn86r/to3BnA0uaxHdg830/4=
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
+github.com/puzpuzpuz/xsync v1.5.2 h1:yRAP4wqSOZG+/4pxJ08fPTwrfL0IzE/LKQ/cw509qGY=
+github.com/puzpuzpuz/xsync v1.5.2/go.mod h1:K98BYhX3k1dQ2M63t1YNVDanbwUPmBCAhNmVrrxfiGg=
 github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=
 github.com/rogpeppe/fastuuid v1.2.0 h1:Ppwyp6VYCF1nvBTXL3trRso7mXMlRrw9ooo375wvi2s=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
@@ -658,6 +672,12 @@ github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 h1:epCh84lMvA70Z7CTTCmYQn2CKbY8j86K7/FAIr141uY=
 github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
+github.com/tidwall/gjson v1.14.4 h1:uo0p8EbA09J7RQaflQ1aBRffTR7xedD2bcIVSYxLnkM=
+github.com/tidwall/gjson v1.14.4/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
+github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
+github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
+github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
+github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20220101234140-673ab2c3ae75 h1:6fotK7otjonDflCTK0BCfls4SPy3NcCVb5dqqmbRknE=
@@ -795,6 +815,8 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
+golang.org/x/exp v0.0.0-20221106115401-f9659909a136 h1:Fq7F/w7MAa1KJ5bt2aJ62ihqp9HDcRuyILskkpIAurw=
+golang.org/x/exp v0.0.0-20221106115401-f9659909a136/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -969,6 +991,8 @@ golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=

lnd/lnd.go

@@ -5,12 +5,13 @@ import (
 	"crypto/sha256"
 	"encoding/hex"
 	"fmt"
-	log "github.com/sirupsen/logrus"
 	"io"
 	"io/ioutil"
 	"strconv"
 	"time"
 
+	log "github.com/sirupsen/logrus"
+
 	decodepay "github.com/fiatjaf/ln-decodepay"
 	lnrpc "github.com/lightningnetwork/lnd/lnrpc"
 	invoicesrpc "github.com/lightningnetwork/lnd/lnrpc/invoicesrpc"
@@ -21,6 +22,8 @@ import (
 
 	"gopkg.in/macaroon.v2"
 
+	nostrfy "github.com/boltcard/boltcard/nostr"
+
 	"github.com/boltcard/boltcard/db"
 	"github.com/boltcard/boltcard/email"
 )
@@ -186,7 +189,7 @@ func Monitor_invoice_state(r_hash []byte) {
 	}
 
 	go email.Send_balance_email(c.Email_address, card_id)
-
+	go nostrfy.SendNostrfication(card_id, c.Card_name, db.NostrRec)
 	return
 }
 
@@ -294,6 +297,6 @@ func PayInvoice(card_payment_id int, invoice string) {
 	}
 
 	go email.Send_balance_email(c.Email_address, card_id)
-
+	go nostrfy.SendNostrfication(card_id, c.Card_name, db.NostrPay)
 	return
 }

nostr/nostrfy.go

@@ -0,0 +1,96 @@
+package nostrfy
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+
+	"github.com/boltcard/boltcard/db"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip04"
+	log "github.com/sirupsen/logrus"
+)
+
+func SendNostrfication(card_id int, card_name string, payOrRec int) {
+	requestURL := fmt.Sprintf("https://%s/.well-known/nostr.json?name=%s", db.Get_setting("HOST_DOMAIN"), card_name)
+	req, err := http.NewRequest(http.MethodGet, requestURL, nil)
+	if err != nil {
+		log.Warn(err.Error())
+		return
+	}
+
+	res, err := http.DefaultClient.Do(req)
+	if err != nil {
+		log.Warn(err.Error())
+		return
+	}
+
+	resBody, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		log.Warn(err.Error())
+	}
+	nipNames := make(map[string]interface{})
+	if strings.Contains(string(resBody), "names") {
+		var res map[string]any
+		if err := json.Unmarshal([]byte(resBody), &res); err != nil {
+			log.Warn(err.Error())
+			return
+		}
+		nnames := res["names"].(map[string]any)
+		for key, value := range nnames {
+			nipNames[key] = value.(string)
+		}
+	} else {
+		log.Warn("No NIP-05 addresses...Unable to send payment/receipt info")
+		return
+	}
+
+	bolt_bot_privkey := db.Get_setting("NOSTR_BOT_PRIVKEY_HEX")
+	nostr_rel_list := db.Get_setting("NOSTR_RELAYS_LIST")
+	if bolt_bot_privkey != "" && nostr_rel_list != "" && len(nipNames) != 0 {
+		last_tnx, err := db.Get_latest_card_tx(card_id, payOrRec)
+		if err != nil {
+			log.Warn(err.Error())
+			return
+		}
+		nmsg := fmt.Sprintf("you made payment of %d sats via BoltCard", last_tnx.Tx_amount_msats/1000)
+		if payOrRec == db.NostrRec {
+			nmsg = fmt.Sprintf("you received %d sats via BoltCard service", last_tnx.Tx_amount_msats/1000)
+		}
+		tags := make(nostr.Tags, 0)
+		for nkey, npub := range nipNames {
+			msg := fmt.Sprintf("Hey %s, %s - %s", nkey, nmsg, last_tnx.Tx_time)
+			pub, _ := nostr.GetPublicKey(bolt_bot_privkey)
+			css, _ := nip04.ComputeSharedSecret(npub.(string), bolt_bot_privkey)
+			emsg, _ := nip04.Encrypt(msg, css)
+			tag1 := nostr.Tag{"p", npub.(string)}
+			tt := tags.AppendUnique(tag1)
+			ev := nostr.Event{
+				PubKey:    pub,
+				CreatedAt: nostr.Now(),
+				Kind:      4,
+				Tags:      tt,
+				Content:   emsg,
+			}
+			// calling Sign sets the event ID field and the event Sig field
+			ev.Sign(bolt_bot_privkey)
+			for _, url := range []string{nostr_rel_list} {
+				ctx := context.WithValue(context.Background(), "url", url)
+				relay, err := nostr.RelayConnect(ctx, url)
+				if err != nil {
+					log.Warn(err.Error())
+					continue
+				}
+				_, err = relay.Publish(ctx, ev)
+				if err != nil {
+					log.Warn(err.Error())
+					continue
+				}
+				log.WithFields(log.Fields{"published to ": url}).Info("payment/reciept message sent")
+			}
+		}
+	}
+}