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sdk-flutter

A flutter plugin project that exposes the sdk-core using ffi. The flutter_rust_bridge is used to generate the bindings.

Build

Prerequisites:

  • Flutter version 3.19.0
  • set the ANDROID_NDK_HOME env variable to your sdk home folder
export ANDROID_NDK_HOME=<your android ndk directory>

Install protocol buffer compiler

  • MacOS, using Homebrew
brew install protobuf
  • Linux
apt install -y protobuf-compiler
  • install cargo-ndk to provide simplified android build:
cargo install cargo-ndk

cargo install flutter_rust_bridge_codegen --version 1.82.6

Building the plugin

On first usage you will need to run:

make init

Then for iOS:

make ios

And for android

make android

Generated artifacts:

  • Android libraries
  • ./android/src/main/jniLibs/arm64-v8a/libbreez_sdk_bindings.so
  • ./android/src/main/jniLibs/armeabi-v7a/libbreez_sdk_bindings.so
  • ./android/src/main/jniLibs/x86/libbreez_sdk_bindings.so
  • ./android/src/main/jniLibs/x86_64/libbreez_sdk_bindings.so
  • iOS library is imported through libs/sdk-bindings/bindings-swift