name: deploy

# on:
#   push:
#     tags:
#       - "*.*.*"

on: [push
   # , pull_request
   ]

jobs:
  uberjar:
    runs-on: ubuntu-18.04
    steps:
      - name: Git checkout
        uses: actions/checkout@v1
        with:
          fetch-depth: 1
          submodules: 'true'
          
      - name: Parse Ref
        id: parse-ref
        run: |
          export VERSION="$(echo $GITHUB_SHA | head -c 7)"
          echo "##[set-output name=version;]${VERSION}"              
          echo "##[set-output name=name;]babashka-${VERSION}"

      - name: Cache deps
        uses: actions/cache@v1
        id: cache-deps
        with: 
          path: ~/.m2/repository
          key: ${{ runner.os }}-maven-${{ hashFiles('project.clj') }} # Other deps files?
          restore-keys: |
                ${{ runner.os }}-maven-
  
      - name: Fetch deps
        if: steps.cache-deps.outputs.cache-hit != 'true'
        run: |
          lein deps

      - name: Build into uberjar
        run: |
          echo ${{ steps.parse-ref.outputs.version }} > resources/BABASHKA_VERSION
          lein uberjar
          
      - uses: actions/upload-artifact@v1
        with:
          path: target/${{ steps.parse-ref.outputs.name }}-standalone.jar
          name: jar
          
      - name: reflection.json
        run: |
          lein with-profiles +reflection run
      
      - uses: actions/upload-artifact@v1
        with:
          name: reflection.json
          path: reflection.json
                
  # Initial task to compile a JAR, store as a pipeline artifact to be used by
  # downstream builders.
  native-image-linux:
    needs: [uberjar]
    runs-on: ubuntu-18.04
    steps:
      - name: Git checkout
        uses: actions/checkout@v1
        with:
          fetch-depth: 1
          submodules: 'true'
          
      - uses: actions/download-artifact@v1
        with:
          name: jar
          path: .
          
      - uses: actions/download-artifact@v1
        with:
          name: reflection.json
          path: .                   

      - name: Parse Ref
        id: parse-ref
        run: |
          export VERSION="$(echo $GITHUB_SHA | head -c 7)" 
          export BASE=babashka-${VERSION}
          echo "##[set-output name=base;]${BASE}"
          echo "##[set-output name=name;]${BASE}-linux"
          
      # Look up at releases here https://github.com/graalvm/graalvm-ce-builds/releases
      - name: Prepare GraalVM
        uses: DeLaGuardo/setup-graalvm@2.0
        with:
          graalvm-version: "20.0.0.java8"  
          # Newer versions don't work yet        
          # graalvm-version: "19.3.1.java8"
          # graalvm-version: "20.0.0.java8"
            
      - name: Build Linux native image
        run: |
          echo "native image at $(which gu)" 
          export GRAALVM_DEBUG=1 # Seems to work (not ideal, can give runtime errors)
          export JAR=${{ steps.parse-ref.outputs.base }}-standalone.jar
          export BINARY_NAME=${{ steps.parse-ref.outputs.name }}          
          script/compile
          
      - name: Test binary
        run: |
          export BINARY=./${{ steps.parse-ref.outputs.name }}
          $BINARY -e '(println "OK")'
          
      - run: tar -cvzf ${{ steps.parse-ref.outputs.name }}.tgz ./${{ steps.parse-ref.outputs.name }}

      - uses: actions/upload-artifact@v1
        with:
          path: ${{ steps.parse-ref.outputs.name }}.tgz
          name: binary-linux
          
          
  # Use GraalVM on macOS to convert JAR to a native macOS binary
  native-image-mac:
    needs: [uberjar, native-image-linux] # Make it wait for a succesful Linux build as that one runs faster (because of a queue somewhere?). Is also more expensive.
    runs-on: macOS-latest
    steps:
      - name: Git checkout
        uses: actions/checkout@v1
        with:
          fetch-depth: 1
          submodules: 'true'
          
      - uses: actions/download-artifact@v1
        with:
          name: jar
          path: .  
          
      - uses: actions/download-artifact@v1
        with:
          name: reflection.json
          path: .     

      - name: Parse Ref
        id: parse-ref
        run: |
          export VERSION="$(echo $GITHUB_SHA | head -c 7)" 
          export BASE=babashka-${VERSION}
          echo "##[set-output name=base;]${BASE}"
          echo "##[set-output name=name;]${BASE}-mac"
      
      # Look up at releases here https://github.com/graalvm/graalvm-ce-builds/releases
      - name: Prepare GraalVM
        uses: DeLaGuardo/setup-graalvm@2.0
        with:
          graalvm-version: "20.0.0.java8"
          # graalvm-version: "19.3.1.java8"
            
      - name: Build Mac native image
        run: |
          echo "native image at $(which gu)" 
          export GRAALVM_DEBUG=1 # Seems to work (not ideal, can give runtime errors)
          export JAR=${{ steps.parse-ref.outputs.base }}-standalone.jar
          export BINARY_NAME=${{ steps.parse-ref.outputs.name }}          
          script/compile
          
      - name: Test binary
        run: |
          export BINARY=./${{ steps.parse-ref.outputs.name }}
          $BINARY -e '(println "OK")'
          
      - run: tar -cvzf ${{ steps.parse-ref.outputs.name }}.tgz ./${{ steps.parse-ref.outputs.name }}

      - uses: actions/upload-artifact@v1
        with:
          path: ${{ steps.parse-ref.outputs.name }}.tgz
          name: binary-mac