name: Build bindings for Linux
on:
  workflow_dispatch:
    inputs:
      ref:
        description: 'commit/tag/branch reference'
        required: true
        type: string
  workflow_call:
    inputs:
      repository:
        description: 'sdk repository, defaults to current repository'
        required: false
        type: string
      ref:
        description: 'commit/tag/branch reference'
        required: true
        type: string
      use-dummy-binaries:
        description: 'If true, creates dummy binaries rather than real binaries'
        required: false
        type: boolean
        default: false

jobs:
  build:
    if: ${{ !inputs.use-dummy-binaries }}
    runs-on: ubuntu-20.04
    name: build ${{ matrix.target }}
    strategy:
      matrix:
        target: [
          aarch64-unknown-linux-gnu,
          x86_64-unknown-linux-gnu,
        ]
    steps:
    - name: checkout
      uses: actions/checkout@v3
      with: 
        ref: ${{ inputs.ref }}
        repository: ${{ inputs.repository || github.repository }}

    - name: Install rust toolchain
      run: |
        rustup set auto-self-update disable
        rustup toolchain install stable --profile minimal
        rustup target add ${{ matrix.target }}

    - name: Install gcc-aarch64-linux-gnu
      if: matrix.target == 'aarch64-unknown-linux-gnu'
      run: |
        sudo apt-get update -y
        sudo apt-get install -y gcc-aarch64-linux-gnu g++-aarch64-linux-gnu 

    - name: Install gcc-x86-64-linux-gnu
      if: matrix.target == 'x86_64-unknown-linux-gnu'
      run: |
        sudo apt-get update -y
        sudo apt-get install -y gcc-x86-64-linux-gnu g++-x86-64-linux-gnu 

    - uses: Swatinem/rust-cache@v2
      with:
        workspaces: lib

    - name: Build bindings
      working-directory: lib/bindings
      env:
          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: /usr/bin/aarch64-linux-gnu-gcc
          CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER: /usr/bin/x86_64-linux-gnu-gcc
      run: cargo build --release --target ${{ matrix.target }}
    
    - name: Archive release
      uses: actions/upload-artifact@v3
      with:
        name: bindings-${{ matrix.target }}
        path: lib/target/${{ matrix.target }}/release/libbreez_liquid_sdk_bindings.so

  build-dummies:
    if: ${{ inputs.use-dummy-binaries }}
    runs-on: ubuntu-latest
    name: build linux dummies
    strategy:
      matrix:
        target: [
          aarch64-unknown-linux-gnu,
          x86_64-unknown-linux-gnu,
        ]
    steps:
      - name: Build dummy linux ${{ matrix.target }}
        run: |
          touch libbreez_liquid_sdk_bindings.so

      - name: Upload dummy linux ${{ matrix.target }} artifact
        uses: actions/upload-artifact@v3
        with:
          name: bindings-${{ matrix.target }}
          path: ./*