btc-wallet-* Scratch Code

xpub

xpub1 is from mnemonic from PRIVATE.scratch

=xpub1 'zpub6r8dKyWJ31XF6n69KKeEwLjVC5ruqAbiJ4QCqLsrV36Mvx9WEjUaiPNPGFLHNCCqgCdy6iZC8ZgHsm6a1AUTVBMVbKGemNcWFcwBGSjJKbD'
=xpub2 'xpub6D7yaZieZEeG617UcKXDhbsDeso6bmxSAiGWkvkASoiwcjaRtrH5HeNRnDT25s7zmxYzj6MtFe32dVqcf9YcBKKgn9THHjwn2uSjkvobK4e'
=bl -build-file %/lib/btc-wallet-store/hoon

get address at indices

=walt1 (from-xpub:bl xpub1 ~ ~)
(~(mk-address wad:bl walt1 %0) 0)
::  gives [%bech32 'bc1q0adfj7ur750hjwufzzlfj5ytqzsnd7fz9fjuzc']

update address data

=walt1 (from-xpub:bl xpub1 ~ ~)
(~(mk-address wad:bl walt1 %0) 0)
::  gives bc1q0adfj7ur750hjwufzzlfj5ytqzsnd7fz9fjuzc
=walt1 (~(watch-address wad:bl walt1 %0) [%bech32 'bc1q0adfj7ur750hjwufzzlfj5ytqzsnd7fz9fjuzc'] [%0 0 ~])
nixt.walt1
::  gives [p=1 q=0] (nixt updated since it was 0)
=walt1 (~(watch-address wad:bl walt1 %0) [%bech32 'bc1qa5jcdww8u8493zttjjf6q5wu89e6knpvmsh7x4'] [%0 2 ~])
nixt.walt1=walt1 (~(watch-address wad:bl walt1 %0) [%bech32 'bc1qa5jcdww8u8493zttjjf6q5wu89e6knpvmsh7x4'] [%0 2 ~])
nixt.walt1
::  gives [p=1 q=0] (no update)
=walt1 (~(watch-address wad:bl walt1 %0) [%bech32 'bc1qvqrdh8suyv63ntaa0d7hmcamavv8283sngh6e5'] [%0 1 ~])
nixt.walt1
::  gives [p=3 q=0]  (skips index 2, since already a used address there)

=walt1 (~(watch-address wad:bl walt1 %0) [%bech32 'bc1qvqrdh8suyv63ntaa0d7hmcamavv8283sngh6e5'] [%0 4 ~])
::  gives error, because address is inserted at index that doesn't match it

generate new address (for receiving payment)

=walt1 (from-xpub:bl xpub1 ~ ~)
=res ~(gen-address wad:bl walt1 %0)
p.res
nixt.q.res
::  gives 
::  [%bech32 'bc1q0adfj7ur750hjwufzzlfj5ytqzsnd7fz9fjuzc']
::  [p=1 q=0]

Scanning

Mnemonic

abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about

manual scanning of empty wallet

Uses btc-wallet-hook, with max-gap=3

:btc-provider|command [%set-credentials api-url='http://localhost:50002']
:btc-wallet-hook|action [%set-provider ~zod]
=scan-xpub 'zpub6rFR7y4Q2AijBEqTUquhVz398htDFrtymD9xYYfG1m4wAcvPhXNfE3EfH1r1ADqtfSdVCToUG868RvUUkgDKf31mGDtKsAYz2oz2AGutZYs'
:btc-wallet-store|action [%add-wallet scan-xpub ~ [~ 3] [~ 6]]
:btc-wallet-store +dbug
:: shows scans with the xpub and {0 1 2} todos

::  %0 account has no used
=btc -build-file %/lib/btc/hoon
:btc-wallet-store|action [%address-info scan-xpub %0 1 *(set utxo:btc) used=%.n 655000]
:btc-wallet-store|action [%address-info scan-xpub %0 2 *(set utxo:btc) used=%.n 655000]
:btc-wallet-store|action [%address-info scan-xpub %0 0 *(set utxo:btc) used=%.n 655000]
::  dbug should give empty for scans: [xpub %0]
:btc-wallet-store|action [%address-info scan-xpub %1 2 *(set utxo:btc) used=%.n 655000]
:btc-wallet-store|action [%address-info scan-xpub %1 0 *(set utxo:btc) used=%.n 655000]
:btc-wallet-store|action [%address-info scan-xpub %1 1 *(set utxo:btc) used=%.y 655000]
:: dbug should show re-filled scans: [xpub %1]

Address Generation Integration Test

All on ~zod:

:btc-provider|command [%set-credentials api-url='http://localhost:50002']
:btc-wallet-hook|action [%set-provider ~zod]
=scan-xpub 'zpub6rFR7y4Q2AijBEqTUquhVz398htDFrtymD9xYYfG1m4wAcvPhXNfE3EfH1r1ADqtfSdVCToUG868RvUUkgDKf31mGDtKsAYz2oz2AGutZYs'
:btc-wallet-store|action [%add-wallet scan-xpub ~ [~ 3] [~ 6]]

:btc-wallet-store|action [%generate-address scan-xpub %0 meta=~]

Make a full TXBU

Provider is ~zod, ~dopzod is a client. Use the xpub from PRIVATE.md to have a balance

setup

On ~zod:

|start %btc-provider
|start %btc-wallet-store
|start %btc-wallet-hook
:btc-provider|command [%set-credentials api-url='http://localhost:50002']
:btc-provider|command [%whitelist-clients `(set ship)`(sy ~[~dopzod])]
=xpubzod 'zpub6rFR7y4Q2AijBEqTUquhVz398htDFrtymD9xYYfG1m4wAcvPhXNfE3EfH1r1ADqtfSdVCToUG868RvUUkgDKf31mGDtKsAYz2oz2AGutZYs'
:btc-wallet-hook|action [%set-provider ~zod]
:btc-wallet-store|action [%add-wallet xpubzod ~ [~ 20] [~ 6]]

on ~dopzod:

=xpubp PRIVATE.md

|start %btc-wallet-store
|start %btc-wallet-hook
:btc-wallet-hook|action [%set-provider ~zod]
:btc-wallet-store|action [%add-wallet xpubp ~ [~ 20] [~ 6]]

request address