Atomic Swap app

[kponichtera]

Closes Tribler/tribler#6774

@devos50 FYI

• Added atomic swap app

• Downgraded library versions

• Added new activity for the atomic swap app

• Added fragments to atomic swap activity with navigation

• Extracted wallet stuff to separate, common library

• Extracted wallet stuff to separate, common library (ethereum)

• GUI for the swap wallet

• Fixed improper package names

• View model and binding for atomic swap wallet (Bitcoin wallet)

• Global Ethereum wallet (TODO: not working GUI yet)

• Fixed data binding for Bitcoin and Ethereum wallets

• Fixed Ethereum wallet

• Display Ethereum instead of Wei

• Fixed saving wallet password and keys to shared preferences

• Add functionality for creating and claiming btc swaps.

• Fix warning

• Added TransactionMonitor class

• added ipv8 community communication code

• renamed some references

• added AtomicSwapCommunity and the view for it, fixed the build

• Trying to test btcswap

• comment out default peer and add local regnet

• add callbacks to swap code.

• Fixed could not find tx error. turns out I was hashing the hash twice.

• Added an alert when trade offered received

• Created the wallet holder class

• Received an Accept message

• FIx some issues with the scripts

• Fix test

• Cleanup test

• minor UI updates

• Add swap reclaiming and test for it.

• Add eth swap contract and generate wrapper for it.

• Create and broadcast a transaction, wait for confirmation and notify the recipient

• Fix hashing hash twice.

• Fixed using nullable variable

• Fix some claim functionality and added test.

• BTC and ETH nodes in Docker containers + README

• Changed the peer address for regtest

• Fixed mistake

• Created a callback for recipient's transaction

• Handle Complete message

• Trade offers fragment

• Handle Complete message

• Swap fragment (WIP)

• Send tx instead txId

• fix swap

• Added a dialog after the claim transaction gets confirmed

• Swap fragment

• Replaced transaction hash with transaction

• Add fix for web3j not generating wrapper for payable fun.

• Start listening to claimed transaction

• Added code to extract the secret

• Show a dialog when secret gets revealed

• Listen for secret revealed transactions

• Bind offerId to secret revealed listener

• Remove entry from watched addresses

• Fix swap contract and tested that claim and reclaim works.

• Added logic for Bob to claim transaction

• Added some comments

• Broadcast trade offer on button click

• Code cleanup

• Connect UI for creating a swap with the logic

• use correct amounts

• Auxiliary scripts for adding money to the dev nodes

• Get eth swap to work

• added trade offers trade item rough design

• added missing id and extracted string

• fix typos

• add logic for remote nodes.

• Remove unused ipv8 code

• Uncomment ethereum stuff.

• Organized code into folders

• add trustchain validation,accept

• Trade offers fragment cleanup

• Added logs to the swap contract.

• Refactored trade offer item layout, added item renderer

• Trade offers adapter and GUI cleanup

• removed alert dialogs

• Catch an exception

• Add offset to message decoding

• Add alert when swap complete

• refctored createClaimTx

• Check if it is BTC on accepting a trade

• Create Trade class

• Fix import error

• Refactor ethereum swap

• Make BitcoinSwap use the Trade class

• Added setOnComplete message to Trade class

• Refactored the BitcoinSwap class

• Delete unused adapter

• Change messages and Trade class to account for ethereum.

• Fixed some bugs

• Make the setters private in the Trade class

• Fix app crash.

• Fix trade id casting error

• Add create swap function for eth. don't deploy the contract every time.

• Got eth <-> swap to work.

• Fix swap not working

• Kotlin linter fixes

• Add code for adding/removing offers to trade offers list

• Trade offers attachment (Further clarification AppTutorial.md #1)

• Commonized trade lists and making trade logic into the activity

• Attached trustchain community callbacks to the trade offers adapter

• Accepting trade offer and marking it as in progress

• Changing trade offer status after completion (not tested yet)

• update contract address

• Fixing list update

• alice is also able to see her own transasction

• Fixed list refreshing

• Fixed problem with creating proposal block (serializing enums)

• only remove trade offer if user was not involved in it

• Disabling possibility of accepting the trade by its creator

• fix remove trade message

• Removing trade offer from the Alice side

• Fixed marking trade as completed

• Removed pop-ups

• add eth config

• Remove some dead code

• Fix bitcoin tests.

Co-authored-by: Konrad Ponichtera konpon96@gmail.com
Co-authored-by: Ion Babalau ionbabalau2020@gmail.com
Co-authored-by: Mariana Samardzic marianasamardzic2@gmail.com

• Add readme

• Update README.md

• Update readme

• Update readme

• Update README.md

• Run formatter

• Update readme

• Updated README of the atomic swap app, removed old IP addresses

Co-authored-by: Rahim Klabér rahimklaber2@gmail.com
Co-authored-by: Mariana Samardzic marianasamardzic2@gmail.com
Co-authored-by: Dan Plamadeala cornul11@gmail.com
Co-authored-by: Ion Babalau ionbabalau2020@gmail.com

[InvictusRMC]

Hi guys, overall code looks good. Some minor comments.

[kponichtera]

@InvictusRMC Thanks for the review, I've made all the requested changes.

[InvictusRMC]

@InvictusRMC Thanks for the review, I've made all the requested changes.

I think you've missed a few.

[Cornul11]

@InvictusRMC Thanks for the review, I've made all the requested changes.

I think you've missed a few.

Should be good to go now.

[kponichtera]

@InvictusRMC Thanks for the review, I've made all the requested changes.

I think you've missed a few.

Yes, sorry for the confusion. We've went through the missed issues, all of them should be resolved now.

[InvictusRMC]

Thank you for making the changes.