dragonx-android-wallet-sdk/CHANGELOG.md

Change Log

Upcoming

• Split ZcashNetwork into ZcashNetwork and LightWalletEndpoint to decouple network and server configuration

Version 1.8.0-beta01

• Added BlockHeight typesafe object to represent block heights
• Significantly reduced memory usage, fixing potential OutOfMemoryError during block download
• Kotlin 1.7.10
• Updated checkpoints

Version 1.7.0-beta01

• Added Zatoshi typesafe object to represent amounts.
• Kotlin 1.7.0

Version 1.6.0-beta01

• Updated checkpoints for Mainnet and Testnet
• Fix: SDK can now be used on Intel x86_64 emulators
• Prevent R8 warnings for apps consuming the SDK

Version 1.5.0-beta01

• New: Transactions can be created after NU5 activation.
• New: Support for receiving v5 transactions.
• Known issues: The SDK will not run on Intel 64-bit API 31+ emulators. Workarounds include: testing on a physical device, using an older 32-bit API version Intel emulator, or using an ARM emulator.

Version 1.4.0-beta01

• Main entrypoint to the SDK has changed. See MIGRATIONS.md
• The minimum version of Android supported is now API 19
• Updated checkpoints for Mainnet and Testnet
• Internal bugfixes around concurrent access to resources, which could cause transient failures and data corruption
• Added ProGuard rules so that SDK clients can use R8 to shrink their apps
• Updated dependencies, including Kotlin 1.6.21, Coroutines 1.6.1, GRPC 1.46.0, Okio 3.1.0, NDK 23
• Known issues: The SDK will not run on Intel 64-bit API 31+ emulators. Workarounds include: testing on a physical device, using an older 32-bit API version Intel emulator, or using an ARM emulator.

Version 1.3.0-beta20

• New: Updated checkpoints for Mainnet and Testnet

Version 1.3.0-beta19

• New: Updated checkpoints for Mainnet and Testnet
• Fix: Repackaged internal classes to a new internal package name
• Fix: Testnet checkpoints have been corrected
• Updated dependencies

Version 1.3.0-beta18

• Fix: Corrected logic when calculating birthdates for wallets with zero received notes.

Version 1.3.0-beta17

• Fix: Autoshielding confirmation count error so funds are available after 10 confirmations.
• New: Allow developers to enable Rust logs.
• New: Accept GZIP compression from lightwalletd.
• New: Reduce the UTXO retry time.

Version 1.3.0-beta16

• Fix: Gracefully handle failures while fetching UTXOs.
• New: Expose StateFlows for balances.
• New: Make it easier to subscribe to transactions.
• New: Cleanup default logs.
• New: Convenience functions for WalletBalance objects.

Version 1.3.0-beta15

• Fix: Increase reconnection attempts on failed app restart.
• New: Updated checkpoints for testnet and mainnet.

Version 1.3.0-beta14

• New: Add separate flows for sapling, orchard and tranparent balances.
• Fix: Continue troubleshooting and fixing server disconnects.
• Updated dependencies.

Version 1.3.0-beta12

• New: Expose network height as StateFlow.
• Fix: Reconnect to lightwalletd when a service exception occurs.

Version 1.3.0-beta11

• Fix: Remove unused flag that was breaking new wallet creation for some wallets.

Version 1.3.0-beta10

• Fix: Make it safe to call the new prepare function more than once.

Version 1.3.0-beta09

• New: Add quick rewind feature, which makes it easy to rescan blocks after an upgrade.
• Fix: Repair complex data migration bug that caused crashes on upgrades.

Version 1.3.0-beta08

• Fix: Disable librustzcash logs by default.

Version 1.3.0-beta07

• Fix: Address issues with key migration, allowing wallets to reset viewing keys, when needed.

Version 1.3.0-beta06

• Fix: Repair publishing so that AARs work on Windows machines [issue #222].
• Fix: Incorrect BranchId on 32-bit devics [issue #224].
• Fix: Rescan should not go beyond the wallet checkpoint.
• New: Drop Android Jetifier since it is no longer used.
• Updated checkpoints, improved tests (added Test Suites) and better error messages.

Version 1.3.0-beta05

• Major: Consolidate product flavors into one library for the SDK instead of two.
• Major: Integrates with latest Librustzcash including full Data Access API support.
• Major: Move off of JCenter and onto Maven Central.
• New: Adds Ktlint [Credit: @nighthawk24]
• Fix: Added SaplingParamTool and ability to clear param files from cache [Credit: @herou]
• New: Added responsible disclosure document for vulnerabilities [Credit: @zebambam]
• New: UnifiedViewingKey concept.
• New: Adds support for autoshielding, including database migrations.
• New: Adds basic support for UTXOs, including refresh during scan.
• New: Support the ability to wipe all sqlite data and rebuild from keys.
• New: Switches to ZOMG lightwalletd instances.
• Fix: Only notify subscribers when a new block is detected.
• New: Add scan metrics and callbacks for apps to measure performance.
• Fix: Improve error handling and surface critical Initialization errors.
• New: Adds cleanup and removal of failed transactions.
• New: Improved logic for determining the wallet birthday.
• New: Add the ability to rewind and rescan blocks.
• New: Better safeguards against testnet v mainnet data contamination.
• New: Improved troubleshooting of ungraceful shutdowns.
• Docs: Update README to draw attention to the demo app.
• New: Expose transaction count.
• New: Derive sapling activation height from the active network.
• New: Latest checkpoints for mainnet and testnet.

Version 1.2.1-beta04

• New: Updated to latest versions of grpc, grpc-okhttp and protoc
• Fix: Addresses root issue of Android 11 crash on SSL sockets

Version 1.2.1-beta03

• New: Implements ZIP-313, reducing the default fee from 10,000 to 1,000 zats.
• Fix: 80% reduction in build warnings from 90 -> 18 and improved docs [Credit: @herou].

Version 1.2.1-beta02

• New: Improve birthday configuration and config functions.
• Fix: Broken layout in demo app transaction list.

Version 1.2.1-beta01

• New: Added latest checkpoints for testnet and mainnet.
• New: Added display name for Canopy.
• New: Update to the latest lightwalletd service definition.
• Fix: Convert Initializer.Builder to Initializer.Config to simplify the constructors.

Version 1.2.0-beta01

• New: Added ability to erase initializer data.
• Fix: Updated to latest librustzcash, fixing send functionality on Canopy.

Version 1.1.0-beta10

• New: Modified visibility on a few things to facilitate partner integrations.

Version 1.1.0-beta08

• Fix: Publishing has been corrected by jcenter's support team.
• New: Minor improvement to initializer

Version 1.1.0-beta05

• New: Synchronizer can now be started with just a viewing key.
• New: Initializer improvements.
• New: Added tool for loading checkpoints.
• New: Added tool for deriving keys and addresses, statically.
• New: Updated and revamped the demo apps.
• New: Added a bit more (unofficial) t-addr support.
• Fix: Broken testnet demo app.
• Fix: Publishing configuration.

Version 1.1.0-beta04

• New: Add support for canopy on testnet.
• New: Change the default lightwalletd server.
• New: Add lightwalletd service for fetching t-addr transactions.
• New: prove the concept of local RPC via protobufs.
• New: Iterate on the demo app.
• New: Added new checkpoints.
• Fix: Minor enhancements.

Version 1.1.0-beta03

• New: Add robust support for transaction cancellation.
• New: Update to latest version of librustzcash.
• New: Expand test support.
• New: Improve and simplify intialization.
• New: Flag when rust is running in debug mode, causing a 10X slow down.
• New: Contributing guidelines.
• Fix: Minor cleanup and improvements.