pay invoice added

home.admin/00mainMenu.sh

@@ -71,6 +71,8 @@ else
         FUNDING "Fund your Wallet" \
         CONNECT "Connect to a Peer" \
         CHANNEL "Open a Channel with Peer" \
+        SEND "Pay an Invoice/PaymentRequest" \
+        RECEIVE "Create Invoice/PaymentRequest" \
         lnbalance "Detailed Wallet Balances" \
         lnchannels "Lightning Channel List")
 
@@ -153,6 +155,18 @@ case $CHOICE in
             read key
             ./00mainMenu.sh
             ;;  
+        SEND)
+            ./BBpayInvoice.sh
+            echo "Press ENTER to return to main menu."
+            read key
+            ./00mainMenu.sh
+            ;;  
+        RECEIVE)
+            echo "TODO: Implement BBcreateInvoice.sh"
+            echo "Press ENTER to return to main menu."
+            read key
+            ./00mainMenu.sh
+            ;;  
         CLOSEALL)
             ./BBcloseAllChannels.sh
             echo "Press ENTER to return to main menu."

home.admin/80scanLND.sh

@@ -31,4 +31,5 @@ if [ ${isWaitingBlockchain} -gt 0 ]; then
 fi
 
 # display progress to user
+sleep 1
 dialog --backtitle "RaspiBlitz (${localip} / ${network} / ${chain})" --infobox "${infoStr}" 4 42

home.admin/BBpayInvoice.sh

@@ -0,0 +1,103 @@
+#!/bin/bash
+_temp="./download/dialog.$$"
+_error="./.error.out"
+
+# load network and chain info
+network=`cat .network`
+chain=$(sudo -bitcoin ${network}-cli -datadir=/home/bitcoin/.${network} getblockchaininfo | jq -r '.chain')
+
+echo ""
+echo "*** Precheck ***"
+
+# check if chain is in sync
+chainInSync=$(lncli getinfo | grep '"synced_to_chain": true' -c)
+if [ ${chainInSync} -eq 0 ]; then
+  echo "!!!!!!!!!!!!!!!!!!!"
+  echo "FAIL - 'lncli getinfo' shows 'synced_to_chain': false"
+  echo "Wait until chain is sync with LND and try again."
+  echo "!!!!!!!!!!!!!!!!!!!"
+  echo ""
+  exit 1
+fi
+
+
+# check number of connected peers
+echo "check for open channels"
+openChannels=$(sudo -u bitcoin lncli listchannels 2>/dev/null | grep chan_id -c)
+if [ ${openChannels} -eq 0 ]; then
+  echo ""
+  echo "!!!!!!!!!!!!!!!!!!!"
+  echo "FAIL - You have NO ESTABLISHED CHANNELS .. open a channel first."
+  echo "!!!!!!!!!!!!!!!!!!!"
+  echo ""
+  exit 1
+fi
+
+paymentRequestStart="???"
+if [ "${network}" = "bitcoin" ]; then
+  if [ "${chain}" = "main" ]; then
+    paymentRequestStart="lnbc"
+  else
+    paymentRequestStart="lntb"
+  fi
+elif [ "${network}" = "litecoin" ]; then
+    paymentRequestStart="lnltc"
+fi
+
+testSite="???"
+if [ "${network}" = "bitcoin" ]; then
+  if [ "${chain}" = "main" ]; then
+    testSite="https://satoshis.place"
+  else
+    testSite="https://testnet.satoshis.place"
+  fi
+elif [ "${network}" = "litecoin" ]; then
+    testSite="https://millionlitecoinhomepage.net"
+fi
+
+# let user enter the invoice
+l1="Copy the LightningInvoice/PaymentRequest into here:"
+l2="Its a long string starting with '${paymentRequestStart}'"
+l3="To try it out go to: ${testSite}"
+dialog --title "Pay thru Lightning Network" \
+--inputbox "$l1\n$l2\n$l3" 10 70 2>$_temp
+invoice=$(cat $_temp | xargs)
+shred $_temp
+if [ ${#invoice} -eq 0 ]; then
+  echo "FAIL - not a valid input (${invoice})"
+  exit 1
+fi
+
+# build command
+command="lncli sendpayment --pay_req=${invoice}"
+
+# info output
+clear
+echo "******************************"
+echo "Pay Invoice / Payment Request"
+echo "******************************"
+echo ""
+echo "COMMAND LINE: "
+echo $command
+echo ""
+echo "RESULT:"
+
+# execute command
+result=$($command 2>$_error)
+error=`cat ${_error}`
+
+#echo "result(${result})"
+#echo "error(${error})"
+
+if [ ${#error} -gt 0 ]; then
+  echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+  echo "FAIL"
+  echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+  echo "${error}"
+else
+  echo "******************************"
+  echo "WIN"
+  echo "******************************"
+  echo "${result}"
+fi
+echo ""