variables:
  ipfsVersion: '0.4.19'
  node8: '^8.12.0'
  node10: '^10.0.0'
  pythonVersion: '2.7.x'
  yarnVersion: '1.12.3'

strategy:
  matrix:
    Node 8 / Linux:
      nodeVersion: $(node8)
      imageName: 'ubuntu-16.04'
    Node 8 / macOS:
      nodeVersion: $(node8)
      imageName: 'macos-10.13'
    Node 8 / Windows:
      nodeVersion: $(node8)
      imageName: 'vs2017-win2016'
    Node 10 / Linux:
      nodeVersion: $(node10)
      imageName: 'ubuntu-16.04'
    Node 10 / macOS:
      nodeVersion: $(node10)
      imageName: 'macos-10.13'
    Node 10 / Windows:
      nodeVersion: $(node10)
      imageName: 'vs2017-win2016'

pool:
  vmImage: $(imageName)

steps:
- task: NodeTool@0
  condition: succeeded()
  displayName: 'Install Node.js'
  inputs:
    versionSpec: $(nodeVersion)

- task: UsepythonVersion@0
  condition: succeeded()
  displayName: 'Install Python'
  inputs:
    architecture: x64
    versionSpec: $(pythonVersion)

- bash: |
    mkdir -p ../Downloads
    cd ../Downloads
    ARCHIVE_EXT="tar.gz"
    if [[ "$AGENT_OS" = "Linux" ]]; then
      OS="linux"
    fi
    if [[ "$AGENT_OS" = "Darwin" ]]; then
      OS="darwin"
    fi
    if [[ "$AGENT_OS" = "Windows_NT" ]]; then
      OS="windows"
      ARCHIVE_EXT="zip"
    fi
    URL="https://dist.ipfs.io/go-ipfs/v${IPFSVERSION}/go-ipfs_v${IPFSVERSION}_${OS}-amd64.${ARCHIVE_EXT}"
    curl -L -o "go-ipfs.${ARCHIVE_EXT}" "$URL"
    if [[ "$AGENT_OS" = "Windows_NT" ]]; then
      unzip go-ipfs.zip
    else
      tar xzvf go-ipfs.tar.gz
    fi
  condition: succeeded()
  displayName: 'Install IPFS'

- bash: |
    export PATH="$(cd ../Downloads && pwd)/go-ipfs:${PATH}"
    ipfs version
    ipfs init
  condition: succeeded()
  displayName: 'Initialize IPFS'

- bash: |
    curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version "$YARNVERSION"
    export PATH="${HOME}/.yarn/bin:${HOME}/.config/yarn/global/node_modules/.bin:${PATH}"
    yarn --version
    mkdir -p ../Downloads/Yarn
  condition: succeeded()
  displayName: 'Install Yarn'

- bash: |
    pushd "$PWD" &>/dev/null
    cd ../Downloads
    export PATH="${PWD}/go-ipfs:${PATH}"
    export PATH="${HOME}/.yarn/bin:${HOME}/.config/yarn/global/node_modules/.bin:${PATH}"
    yarn config set cache-folder "${PWD}/Yarn" &>/dev/null
    popd &>/dev/null
    npm run ci:full
  condition: and( succeeded(), ne( variables['Agent.OS'], 'Windows_NT' ) )
  displayName: 'Test (*nix)'

- powershell: |
    pushd
    cd ..\Downloads
    $env:PATH="$($PWD.Path)\go-ipfs;$($env:PATH)"
    $env:PATH="$($env:USERPROFILE)\.yarn\bin;$($env:USERPROFILE)\.config\yarn\global\node_modules\.bin;$($env:PATH)"
    yarn config set cache-folder "$($PWD.Path)\Yarn" | out-null
    popd
    npm run ci:full
  condition: and( succeeded(), eq( variables['Agent.OS'], 'Windows_NT' ) )
  displayName: 'Test (Windows)'

- bash: |
    if [[ "$AGENT_OS" = "Linux" ]]; then
      OS="Linux"
    fi
    if [[ "$AGENT_OS" = "Darwin" ]]; then
      OS="macOS"
    fi
    if [[ "$AGENT_OS" = "Windows_NT" ]]; then
      OS="Windows"
    fi
    export CI_PULL_REQUEST=$(node scripts/coveralls-pr-id)
    if [[ -z "$CI_PULL_REQUEST" ]]; then
      unset CI_PULL_REQUEST
    fi
    export COVERALLS_GIT_BRANCH=$(node scripts/coveralls-branch-name)
    export COVERALLS_SERVICE_NAME="Azure Pipelines (${OS})"
    npm run coveralls
  condition: succeeded()
  displayName: 'Coveralls'