name: "DotNet SDK Upgrade"

on:
  schedule:
    - cron: '0 0 * * 1'
  workflow_dispatch:

jobs:
  dotnet-update:
    runs-on: ubuntu-latest
    outputs: 
      SHOULD_UPDATE: ${{ steps.fetch_latest_version.outputs.SHOULD_UPDATE }}
      BRANCH_EXISTS: ${{ steps.fetch_latest_version.outputs.BRANCH_EXISTS }}
      DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION: ${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
      DOTNET_CURRENT_MAJOR_MINOR_VERSION: ${{ steps.fetch_current_version.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Get current major minor version
        id: fetch_current_version
        shell: bash
        run: |
          current_major_minor_patch_version=$(jq .sdk.version ./src/global.json | xargs)
          current_major_minor_version=$(cut -d '.' -f 1,2 <<< "$current_major_minor_patch_version")

          echo "DOTNET_CURRENT_MAJOR_MINOR_PATCH_VERSION=${current_major_minor_patch_version}" >> $GITHUB_OUTPUT
          echo "DOTNET_CURRENT_MAJOR_MINOR_VERSION=${current_major_minor_version}" >> $GITHUB_OUTPUT
      - name: Check patch version
        id: fetch_latest_version
        shell: bash
        run: |
          latest_patch_version=$(curl -sb -H "Accept: application/json" "https://dotnetcli.blob.core.windows.net/dotnet/Sdk/${{ steps.fetch_current_version.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}/latest.version")
          current_patch_version=${{ steps.fetch_current_version.outputs.DOTNET_CURRENT_MAJOR_MINOR_PATCH_VERSION }}

          should_update=0
          [ "$current_patch_version" != "$latest_patch_version" ] && should_update=1

          # check if git branch already exists for the upgrade
          branch_already_exists=0
          
          if git ls-remote --heads --exit-code origin refs/heads/feature/dotnetsdk-upgrade/${latest_patch_version};
          then 
            branch_already_exists=1
            should_update=0
          fi
          echo "DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION=${latest_patch_version}" >> $GITHUB_OUTPUT
          echo "SHOULD_UPDATE=${should_update}" >> $GITHUB_OUTPUT
          echo "BRANCH_EXISTS=${branch_already_exists}" >> $GITHUB_OUTPUT
      - name: Create an error annotation if branch exists
        if: ${{ steps.fetch_latest_version.outputs.BRANCH_EXISTS == 1 }}
        run: echo "::error links::feature/dotnet-sdk-upgrade${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }} https://github.com/actions/runner/tree/feature/dotnet-sdk-upgrade${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}::Branch feature/dotnetsdk-upgrade/${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }} already exists. Please take a look and delete that branch if you wish to recreate"
      - name: Create a warning annotation if no need to update
        if: ${{ steps.fetch_latest_version.outputs.SHOULD_UPDATE == 0 && steps.fetch_latest_version.outputs.BRANCH_EXISTS == 0 }}
        run: echo "::warning ::Latest DotNet SDK patch is ${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}, and we are on ${{ steps.fetch_latest_version.outputs.DOTNET_CURRENT_MAJOR_MINOR_PATCH_VERSION }}. No need to update"
      - name: Update patch version
        if: ${{ steps.fetch_latest_version.outputs.SHOULD_UPDATE == 1 && steps.fetch_latest_version.outputs.BRANCH_EXISTS == 0 }}
        shell: bash
        run: |
          patch_version="${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}"
          current_version="${{ steps.fetch_current_version.outputs.DOTNET_CURRENT_MAJOR_MINOR_PATCH_VERSION }}"

          # Update globals
          echo Updating globals
          globals_temp=$(mktemp)
          jq --unbuffered --arg patch_version "$patch_version" '.sdk.version = $patch_version' ./src/global.json > "$globals_temp" && mv "$globals_temp" ./src/global.json

          # Update devcontainer
          echo Updating devcontainer
          devcontainer_temp=$(mktemp)
          jq --unbuffered --arg patch_version "$patch_version" '.features."ghcr.io/devcontainers/features/dotnet".version = $patch_version' ./.devcontainer/devcontainer.json > "$devcontainer_temp" && mv "$devcontainer_temp" ./.devcontainer/devcontainer.json

          # Update dev.sh
          echo Updating start script
          sed -i "s/DOTNETSDK_VERSION=\"$current_version\"/DOTNETSDK_VERSION=\"$patch_version\"/g" ./src/dev.sh
      - name: GIT commit and push all changed files
        if: ${{ steps.fetch_latest_version.outputs.SHOULD_UPDATE == 1 && steps.fetch_latest_version.outputs.BRANCH_EXISTS == 0 }}
        id: create_branch
        run: |
          branch_name="feature/dotnetsdk-upgrade/${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}"
          git config --global user.name "github-actions[bot]"
          git config --global user.email "<41898282+github-actions[bot]@users.noreply.github.com>"

          git checkout -b $branch_name
          git commit -a -m "Upgrade dotnet sdk to v${{ steps.fetch_latest_version.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}"
          git push --set-upstream origin $branch_name

  build-hashes:
    if: ${{ needs.dotnet-update.outputs.SHOULD_UPDATE == 1 && needs.dotnet-update.outputs.BRANCH_EXISTS == 0 }}
    needs: [dotnet-update]
    outputs: 
      # pass outputs from this job to create-pr for use
      DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION: ${{ needs.dotnet-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
      DOTNET_CURRENT_MAJOR_MINOR_VERSION: ${{ needs.dotnet-update.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}
      NEEDS_HASH_UPDATE: ${{ steps.compute-hash.outputs.NEED_UPDATE }}
    strategy:
      fail-fast: false
      matrix:
        runtime: [ linux-x64, linux-arm64, linux-arm, win-x64, win-arm64, osx-x64, osx-arm64 ]
        include:
        - runtime: linux-x64
          os: ubuntu-latest
          devScript: ./dev.sh

        - runtime: linux-arm64
          os: ubuntu-latest
          devScript: ./dev.sh

        - runtime: linux-arm
          os: ubuntu-latest
          devScript: ./dev.sh

        - runtime: osx-x64
          os: macOS-latest
          devScript: ./dev.sh

        - runtime: osx-arm64
          os: macOS-latest
          devScript: ./dev.sh

        - runtime: win-x64
          os: windows-2019
          devScript: ./dev

        - runtime: win-arm64
          os: windows-latest
          devScript: ./dev

    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v3 
      with:
        ref: feature/dotnetsdk-upgrade/${{ needs.dotnet-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}

    # Build runner layout
    - name: Build & Layout Release
      run: |
        ${{ matrix.devScript }} layout Release ${{ matrix.runtime }}
      working-directory: src

    # Check runtime/externals hash
    - name: Compute/Compare runtime and externals Hash
      id: compute-hash
      continue-on-error: true
      shell: bash
      run: |
        echo "Current dotnet runtime hash result: $DOTNET_RUNTIME_HASH"
        echo "Current Externals hash result: $EXTERNALS_HASH"

        NeedUpdate=0
        if [ "$EXTERNALS_HASH" != "$(cat ./src/Misc/contentHash/externals/${{ matrix.runtime }})" ] ;then
          echo Hash mismatch, Update ./src/Misc/contentHash/externals/${{ matrix.runtime }} to $EXTERNALS_HASH

          echo "EXTERNAL_HASH=$EXTERNALS_HASH" >> $GITHUB_OUTPUT
          NeedUpdate=1
        fi

        if [ "$DOTNET_RUNTIME_HASH" != "$(cat ./src/Misc/contentHash/dotnetRuntime/${{ matrix.runtime }})" ] ;then
          echo Hash mismatch, Update ./src/Misc/contentHash/dotnetRuntime/${{ matrix.runtime }} to $DOTNET_RUNTIME_HASH

          echo "DOTNET_RUNTIME_HASH=$DOTNET_RUNTIME_HASH" >> $GITHUB_OUTPUT
          NeedUpdate=1
        fi

        echo "NEED_UPDATE=$NeedUpdate" >> $GITHUB_OUTPUT
      env:
        DOTNET_RUNTIME_HASH: ${{hashFiles('**/_layout_trims/runtime/**/*')}}
        EXTERNALS_HASH: ${{hashFiles('**/_layout_trims/externals/**/*')}}
    - name: update hash
      if: ${{ steps.compute-hash.outputs.NEED_UPDATE == 1 }}
      shell: bash
      run: |
        ExternalHash=${{ steps.compute-hash.outputs.EXTERNAL_HASH }}
        DotNetRuntimeHash=${{ steps.compute-hash.outputs.DOTNET_RUNTIME_HASH }}

        if [ -n "$ExternalHash" ]; then
          echo "$ExternalHash" > ./src/Misc/contentHash/externals/${{ matrix.runtime }}
        fi

        if [ -n "$DotNetRuntimeHash" ]; then
          echo "$DotNetRuntimeHash" > ./src/Misc/contentHash/dotnetRuntime/${{ matrix.runtime }}
        fi
    - name: cache updated hashes
      if: ${{ steps.compute-hash.outputs.NEED_UPDATE == 1 }}
      uses: actions/cache/save@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/${{ matrix.runtime }}
          ./src/Misc/contentHash/dotnetRuntime/${{ matrix.runtime }}
        key: compute-hashes-${{ matrix.runtime }}-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}


  hash-update:
    needs: [build-hashes]
    if: ${{ needs.build-hashes.outputs.NEEDS_HASH_UPDATE == 1 }}
    outputs: 
      # pass outputs from this job to create-pr for use
      DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION: ${{ needs.build-hashes.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
      DOTNET_CURRENT_MAJOR_MINOR_VERSION: ${{ needs.build-hashes.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
      with: 
        ref: feature/dotnetsdk-upgrade/${{ needs.build-hashes.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
    - name: Restore cached hashes - linux-x64
      id: cache-restore-linux-x64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/linux-x64
          ./src/Misc/contentHash/dotnetRuntime/linux-x64
        key: compute-hashes-linux-x64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - linux-arm64
      id: cache-restore-linux-arm64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/linux-arm64
          ./src/Misc/contentHash/dotnetRuntime/linux-arm64
        key: compute-hashes-linux-arm64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - linux-arm
      id: cache-restore-linux-arm
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/linux-arm
          ./src/Misc/contentHash/dotnetRuntime/linux-arm
        key: compute-hashes-linux-arm-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - osx-x64
      id: cache-restore-osx-x64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/osx-x64
          ./src/Misc/contentHash/dotnetRuntime/osx-x64
        key: compute-hashes-osx-x64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - osx-arm64
      id: cache-restore-osx-arm64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/osx-arm64
          ./src/Misc/contentHash/dotnetRuntime/osx-arm64
        key: compute-hashes-osx-arm64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - win-x64
      id: cache-restore-win-x64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/win-x64
          ./src/Misc/contentHash/dotnetRuntime/win-x64
        key: compute-hashes-win-x64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Restore cached hashes - win-arm64
      id: cache-restore-win-arm64
      uses: actions/cache/restore@v3
      with:
        enableCrossOsArchive: true
        path: |
          ./src/Misc/contentHash/externals/win-arm64
          ./src/Misc/contentHash/dotnetRuntime/win-arm64
        key: compute-hashes-win-arm64-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}
    - name: Fetch cached computed hashes
      if: steps.cache-restore-linux-x64.outputs.cache-hit == 'true' ||
          steps.cache-restore-linux-arm64.outputs.cache-hit == 'true' ||
          steps.cache-restore-linux-arm.outputs.cache-hit == 'true' ||
          steps.cache-restore-win-x64.outputs.cache-hit == 'true' ||
          steps.cache-restore-win-arm64.outputs.cache-hit == 'true' ||
          steps.cache-restore-osx-x64.outputs.cache-hit == 'true' ||
          steps.cache-restore-osx-arm64.outputs.cache-hit == 'true'
      shell: bash
      run: |
        Environments=( "linux-x64" "linux-arm64" "linux-arm" "win-x64" "win-arm64" "osx-x64" "osx-arm64" )

        git config --global user.name "github-actions[bot]"
        git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
        git commit -a -m "Update computed hashes"
        git push --set-upstream origin feature/dotnetsdk-upgrade/${{ needs.build-hashes.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}

  create-pr:
    needs: [hash-update]
    outputs:
      # pass outputs from this job to run-tests for use
      DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION: ${{ needs.hash-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
      DOTNET_CURRENT_MAJOR_MINOR_VERSION: ${{ needs.hash-update.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
      with:
        ref: feature/dotnetsdk-upgrade/${{ needs.hash-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}
    - name: Create Pull Request
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        gh pr create -B main -H feature/dotnetsdk-upgrade/${{ needs.hash-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }} --title "Update dotnet sdk to latest version @${{ needs.hash-update.outputs.DOTNET_LATEST_MAJOR_MINOR_PATCH_VERSION }}" --body "
          https://dotnetcli.blob.core.windows.net/dotnet/Sdk/${{ needs.hash-update.outputs.DOTNET_CURRENT_MAJOR_MINOR_VERSION }}/latest.version
          
            
          ---
            
          Autogenerated by [DotNet SDK Upgrade Workflow](https://github.com/actions/runner/blob/main/.github/workflows/dotnet-upgrade.yml)"