#!/usr/bin/env fift -s
"TonUtil.fif" include

{ ."usage: " @' $0 type ." <filename-base> <subwallet-id> <seqno> <order-file> [<savefile>]" cr
  ."Creates a request with up to 254 orders loaded from <order-file> to high-load (sub)wallet created by new-highload-wallet.fif, with private key loaded from file <filename-base>.pk "
  ."and address from <filename-base><subwallet-id>.addr, and saves it into <savefile>.boc ('wallet-query.boc' by default)" cr 
  ."<order-file> is a text file with lines `SEND <dest-addr> <amount>`" cr 1 halt
} : usage
$# dup 4 < swap 5 > or ' usage if

$1 =: file-base
$2 parse-int dup 32 fits ' usage ifnot =: subwallet-id   // parse subwallet-id
{ subwallet-id (.) $+ } : +subwallet
$3 parse-int =: seqno
$4 =: order-file
def? $5 { @' $5 } { "wallet-query" } cond constant savefile
3 constant send-mode  // mode for SENDRAWMSG: +1 - sender pays fees, +2 - ignore errors
60 constant timeout   // external message expires in 60 seconds

file-base +subwallet +".addr" load-address
2dup 2constant wallet_addr
."Source wallet address = " 2dup .addr cr 6 .Addr cr
file-base +".pk" load-keypair nip constant wallet_pk

variable orders   dictnew orders !
variable order#   order# 0!
// c --
{ <s order# @ dup 254 >= abort"more than 254 orders"
  orders @ 16 udict!+ not abort"cannot add order to dictionary"
  orders ! order# 1+!
} : add-order
// b body -- b'
{ tuck <s 2dup s-fits? not rot over 1 i, -rot
  { drop swap ref, } { s, nip } cond
} : append-msg-body
// ng wc addr bounce body -- c
{ <b b{01} s, rot 1 i, b{000100} s, 2swap addr, rot Gram,
  0 9 64 32 + + 1+ u, swap append-msg-body b>
} : create-int-msg
// ng wc addr bnc --
{ ."Transferring " 3 roll .GR ."to account " 
  -rot 2dup 4 pick 7 + .Addr ." = " .addr ." bounce=" . cr
} : .transfer
// addr$ ng -- c
{ swap parse-smc-addr  // ng wc addr bnc 
  2over 2over .transfer
  <b 0 32 u, b> create-int-msg
} : create-simple-transfer
// c m -- c'
{ <b swap 8 u, swap ref, b> } : create-order

// addr$ ng --
{ create-simple-transfer send-mode create-order add-order } : send
{ bl word bl word $>GR send } : SEND

// parse order file
order-file include

// create external message
<b subwallet-id 32 i, now timeout + 32 u, seqno 32 u, orders @ dict, b>
dup ."signing message: " <s csr. cr
dup hashu wallet_pk ed25519_sign_uint
<b b{1000100} s, wallet_addr addr, 0 Gram, b{00} s,
   swap B, swap <s s, b>
dup ."resulting external message: " <s csr. cr
2 boc+>B dup Bx. cr
savefile +".boc" tuck B>file
."(Saved to file " type .")" cr