emscripten.yml

name: 'Emscripten'

env:
  LIBRARIES_BRANCH: libraries-OS-COMPILER
  NCINE_BRANCH: nCine-BRANCH_NAME-OS-COMPILER
  NCINE_SOURCE_BRANCH: BRANCH_NAME
  DEPLOY_MESSAGE:
    "Push artifact from GitHub Actions build ${{ github.run_number }} with id ${{ github.run_id }}

     - PROJECT_NAME artifact from branch 'BRANCH_NAME' with commit id ${{ github.sha }}"
  DEPLOY_BRANCH: PROJECT_NAME-BRANCH_NAME-OS-COMPILER

on: [push, workflow_dispatch]

jobs:
  Emscripten:
    strategy:
      fail-fast: false
      matrix:
        BuildType: [Debug, Release, BinDist]

    runs-on: 'ubuntu-22.04'

    steps:
    - name: 'Checkout Code'
      uses: actions/checkout@v4

    - name: 'Install Emscripten SDK'
      run: |
        sudo update-alternatives --install /usr/bin/python python /usr/bin/python3 10

        cd ..
        git clone https://github.com/emscripten-core/emsdk.git
        cd emsdk
        ./emsdk install latest
        ./emsdk activate latest

    - name: 'Unshallow Git Repository for Versioning'
      if: matrix.BuildType == 'BinDist'
      run: |
        git fetch --unshallow || true

    - name: 'Download nCine-libraries, nCine Artifacts, and project data'
      run: |
        export OS=emscripten
        export CC=emcc
        export BRANCH_NAME=$(git describe --tags --exact-match 2> /dev/null || git symbolic-ref -q --short HEAD || git rev-parse --short HEAD)

        export LIBRARIES_BRANCH=`echo $LIBRARIES_BRANCH | sed 's/OS/'"$OS"'/'`
        export LIBRARIES_BRANCH=`echo $LIBRARIES_BRANCH | sed 's/COMPILER/'"$CC"'/'`

        cd ..
        git clone https://github.com/nCine/nCine-libraries-artifacts.git
        cd nCine-libraries-artifacts
        git checkout $LIBRARIES_BRANCH
        LIBRARIES_FILE=$(ls -t | head -n 1) && tar xpzf $LIBRARIES_FILE
        mv nCine-external-emscripten ..

        cd ..
        rm -rf nCine-libraries-artifacts

        export NCINE_SOURCE_BRANCH=`echo $NCINE_SOURCE_BRANCH | sed 's/BRANCH_NAME/'"$BRANCH_NAME"'/'`
        export NCINE_BRANCH=`echo $NCINE_BRANCH | sed 's/BRANCH_NAME/'"$NCINE_SOURCE_BRANCH"'/'`
        export NCINE_BRANCH=`echo $NCINE_BRANCH | sed 's/OS/'"$OS"'/'`
        export NCINE_BRANCH=`echo $NCINE_BRANCH | sed 's/COMPILER/'"$CC"'/'`
        git clone https://github.com/nCine/nCine-artifacts.git
        cd nCine-artifacts
        git checkout $NCINE_BRANCH

        NCINE_FILE=$(ls -t nCine-* | head -n 1)
        tar xpzf $NCINE_FILE
        mv nCine-*-Emscripten ../nCine

        cd ..
        rm -rf nCine-artifacts

        git clone https://github.com/$GITHUB_REPOSITORY-data.git

    - name: 'CMake Configuration'
      run: |
        export PROJECT_NAME=${GITHUB_REPOSITORY##*/}

        source ../emsdk/emsdk_env.sh
        export NCINE_DIRECTORY=$(pwd)/../nCine/cmake

        if [[ "${{ matrix.BuildType }}" == "BinDist" ]]; then
          emcmake cmake -B ../$PROJECT_NAME-build-${{ matrix.BuildType }} -D NCPROJECT_OPTIONS_PRESETS=${{ matrix.BuildType }} -D nCine_DIR=$NCINE_DIRECTORY
        else
          emcmake cmake -B ../$PROJECT_NAME-build-${{ matrix.BuildType }} -D CMAKE_BUILD_TYPE=${{ matrix.BuildType }} -D nCine_DIR=$NCINE_DIRECTORY
        fi

    - name: 'Make'
      run: |
        export PROJECT_NAME=${GITHUB_REPOSITORY##*/}
        make -j2 -C ../$PROJECT_NAME-build-${{ matrix.BuildType }}

    - name: 'Package'
      if: matrix.BuildType == 'BinDist'
      run: |
        export PROJECT_NAME=${GITHUB_REPOSITORY##*/}
        make package -C ../$PROJECT_NAME-build-${{ matrix.BuildType }}

    - name: 'Push Artifacts'
      if: matrix.BuildType == 'BinDist'
      env:
        PUBLIC_REPO_TOKEN: ${{ secrets.PUBLIC_REPO_TOKEN }}
      run: |
        git config --global user.email "actions@github.com"
        git config --global user.name "GitHub Actions"

        export PROJECT_NAME=${GITHUB_REPOSITORY##*/}
        export BRANCH_NAME=$(git describe --tags --exact-match 2> /dev/null || git symbolic-ref -q --short HEAD || git rev-parse --short HEAD)
        export DEPLOY_MESSAGE=`sed 's/PROJECT_NAME/'"$PROJECT_NAME"'/' <<< "$DEPLOY_MESSAGE"`
        export DEPLOY_MESSAGE=`sed 's/BRANCH_NAME/'"$BRANCH_NAME"'/' <<< "$DEPLOY_MESSAGE"`

        export OS=emscripten
        export CC=emcc

        cd ..
        export DEPLOY_BRANCH=`echo $DEPLOY_BRANCH | sed 's/PROJECT_NAME/'"$PROJECT_NAME"'/'`
        export DEPLOY_BRANCH=`echo $DEPLOY_BRANCH | sed 's/BRANCH_NAME/'"$BRANCH_NAME"'/'`
        export DEPLOY_BRANCH=`echo $DEPLOY_BRANCH | sed 's/OS/'"$OS"'/'`
        export DEPLOY_BRANCH=`echo $DEPLOY_BRANCH | sed 's/COMPILER/'"$CC"'/'`
        git clone https://$PUBLIC_REPO_TOKEN@github.com/$GITHUB_REPOSITORY-artifacts.git >/dev/null 2>&1
        cd $PROJECT_NAME-artifacts

        git checkout $DEPLOY_BRANCH || git checkout --orphan $DEPLOY_BRANCH
        git reset
        git clean -f
        git rm * || true
        mv -f ../$PROJECT_NAME-build-${{ matrix.BuildType }}/*.tar.gz .
        git add *.tar.gz
        git commit --amend -m "$DEPLOY_MESSAGE" || git commit -m "$DEPLOY_MESSAGE"
        git push --force || git push --set-upstream origin $DEPLOY_BRANCH