# github workflow to automate builds

name: WebAssembly build

on: [push, pull_request, workflow_dispatch]

env:
  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
  BUILD_TYPE: Release
  EM_VERSION: 2.0.29
  EM_CACHE_FOLDER: 'emsdk-cache'

jobs:
  build:
    name: CMake, WebAssembly
    runs-on: ubuntu-18.04

    steps:
    - uses: actions/checkout@v2
    
    - name: Fetch Git tags
      run: |
        git fetch --prune --unshallow --tags

    - name: Setup emsdk
      uses: mymindstorm/setup-emsdk@v10
      with:
          version: ${{env.EM_VERSION}}
          actions-cache-folder: ${{env.EM_CACHE_FOLDER}}

    - name: Create build environment
      run: cmake -E make_directory ${{runner.workspace}}/embuild

    - name: Cache celt
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/dependencies/celt-0061
          ${{runner.workspace}}/dependencies/celt-0110
          ${{runner.workspace}}/embuild/dependencies/celt-0061/libcelt/.libs
          ${{runner.workspace}}/embuild/dependencies/celt-0110/libcelt/.libs
        key: wasm-celt-${{ hashFiles('cmake/dependencies/celt.cmake') }}

    - name: Cache ffmpeg
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/ffmpeg/bin/usr/local/include
          ${{runner.workspace}}/embuild/dependencies/ffmpeg/bin/usr/local/lib
        key: wasm-ffmpeg-${{ hashFiles('cmake/dependencies/ffmpeg.cmake') }}

    - name: Cache jansson
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/jansson/src/.libs
        key: wasm-jansson-${{ hashFiles('cmake/dependencies/jansson.cmake') }}

    - name: Cache atrac9
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/LibAtrac9/bin
        key: wasm-atrac9-${{ hashFiles('cmake/dependencies/atrac9.cmake') }}

    - name: Cache g719
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/libg719_decode/libg719_decode.a
        key: wasm-g719-${{ hashFiles('cmake/dependencies/g719.cmake') }}

    - name: Cache mpg123
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/dependencies/mpg123
          ${{runner.workspace}}/embuild/dependencies/mpg123/src/libmpg123/.libs
        key: wasm-mpg123-${{ hashFiles('cmake/dependencies/mpg123.cmake') }}

    - name: Cache speex
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/speex/libspeex/.libs
        key: wasm-speex-${{ hashFiles('cmake/dependencies/speex.cmake') }}

    - name: Cache ogg
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/ogg/libogg.a
          ${{runner.workspace}}/embuild/dependencies/ogg/include
        key: wasm-ogg-${{ hashFiles('cmake/dependencies/ogg.cmake') }}

    - name: Cache vorbis
      uses: actions/cache@v2
      with:
        path: |
          ${{runner.workspace}}/embuild/dependencies/vorbis/lib/*.a
        key: wasm-vorbis-${{ hashFiles('cmake/dependencies/vorbis.cmake') }}

    - name: Configure CMake
      shell: bash
      working-directory: ${{runner.workspace}}/embuild
      run: emcmake cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE

    - name: Build
      working-directory: ${{runner.workspace}}/embuild
      shell: bash
      run: emmake make

    - name: Upload WebAssembly artifact
      uses: actions/upload-artifact@v2
      with:
          path: |
            ${{runner.workspace}}/embuild/cli/vgmstream-cli.js
            ${{runner.workspace}}/embuild/cli/vgmstream-cli.wasm
          name: vgmstream-wasm

    - name: Upload artifacts to S3
      if: github.event_name != 'pull_request'
      working-directory: ${{runner.workspace}}/embuild/cli
      shell: bash
      env:
          AWS_DEFAULT_REGION: us-west-1
          AWS_ACCESS_KEY_ID: ${{secrets.AWS_ACCESS_KEY_ID}}
          AWS_SECRET_ACCESS_KEY: ${{secrets.AWS_SECRET_ACCESS_KEY}}
      run: |
        aws s3 cp ${{runner.workspace}}/embuild/cli/vgmstream-cli.js s3://vgmstream-builds/js/vgmstream-cli.js --acl public-read
        aws s3 cp ${{runner.workspace}}/embuild/cli/vgmstream-cli.wasm s3://vgmstream-builds/js/vgmstream-cli.wasm --acl public-read