name: 'Static C/C++ analysis with PVS-Studio'

on:
  push:
    branches:
      - dev
      - "release*"
    tags:
      - '*'
  pull_request:

env:
  TARGETS: f7
  DEFAULT_TARGET: f7

jobs:
  analyse_c_cpp:
    runs-on: [self-hosted, FlipperZeroShell]
    steps:
      - name: 'Decontaminate previous build leftovers'
        run: |
          if [ -d .git ]
          then
            git submodule status \
              || git checkout `git rev-list --max-parents=0 HEAD | tail -n 1`
          fi

      - name: 'Checkout code'
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: 'Generate suffix and folder name'
        id: names
        run: |
          REF=${{ github.ref }}
          if [[ ${{ github.event_name }} == 'pull_request' ]]; then
            REF=${{ github.head_ref }}
          fi
          BRANCH_OR_TAG=${REF#refs/*/}
          SHA=$(git rev-parse --short HEAD)

          if [[ "${{ github.ref }}" == "refs/tags/"* ]]; then
            SUFFIX=${BRANCH_OR_TAG//\//_}
          else
            SUFFIX=${BRANCH_OR_TAG//\//_}-$(date +'%d%m%Y')-${SHA}
          fi

          echo "WORKFLOW_BRANCH_OR_TAG=${BRANCH_OR_TAG}" >> $GITHUB_ENV
          echo "DIST_SUFFIX=${SUFFIX}" >> $GITHUB_ENV
          echo "::set-output name=artifacts-path::${BRANCH_OR_TAG}"
          echo "::set-output name=suffix::${SUFFIX}"
          echo "::set-output name=short-hash::${SHA}"
          echo "::set-output name=default-target::${DEFAULT_TARGET}"

      - name: 'Make reports directory'
        run: |
          rm -rf reports/
          mkdir reports

      - name: 'Generate compile_comands.json'
        run: |
          FBT_TOOLCHAIN_PATH=/opt ./fbt COMPACT=1 version_json proto_ver icons firmware_cdb dolphin_internal dolphin_blocking

      - name: 'Static code analysis'
        run: |
          FBT_TOOLCHAIN_PATH=/opt source scripts/toolchain/fbtenv.sh
          pvs-studio-analyzer credentials ${{ secrets.PVS_STUDIO_CREDENTIALS }}
          pvs-studio-analyzer analyze \
              @.pvsoptions \
              -j$(grep -c processor /proc/cpuinfo) \
              -f build/f7-firmware-DC/compile_commands.json \
              -o PVS-Studio.log

      - name: 'Convert PVS-Studio output to html page'
        run: plog-converter -a GA:1,2,3 -t fullhtml PVS-Studio.log -o reports/${{steps.names.outputs.default-target}}-${{steps.names.outputs.suffix}}

      - name: 'Upload artifacts to update server'
        if: ${{ !github.event.pull_request.head.repo.fork }}
        run: |
          echo "${{ secrets.RSYNC_DEPLOY_KEY }}" > deploy_key;
          chmod 600 ./deploy_key;
          rsync -avrzP --mkpath \
              -e 'ssh -p ${{ secrets.RSYNC_DEPLOY_PORT }} -i ./deploy_key' \
              reports/ ${{ secrets.RSYNC_DEPLOY_USER }}@${{ secrets.RSYNC_DEPLOY_HOST }}:/home/data/firmware-pvs-studio-report/"${{steps.names.outputs.artifacts-path}}/";
          rm ./deploy_key;

      - name: 'Find Previous Comment'
        if: ${{ !github.event.pull_request.head.repo.fork && github.event.pull_request }}
        uses: peter-evans/find-comment@v1
        id: fc
        with:
          issue-number: ${{ github.event.pull_request.number }}
          comment-author: 'github-actions[bot]'
          body-includes: 'PVS-Studio report for commit'

      - name: 'Create or update comment'
        if: ${{ !github.event.pull_request.head.repo.fork && github.event.pull_request}}
        uses: peter-evans/create-or-update-comment@v1
        with:
          comment-id: ${{ steps.fc.outputs.comment-id }}
          issue-number: ${{ github.event.pull_request.number }}
          body: |
            **PVS-Studio report for commit `${{steps.names.outputs.short-hash}}`:**
            - [Report](https://update.flipperzero.one/builds/firmware-pvs-studio-report/${{steps.names.outputs.artifacts-path}}/${{steps.names.outputs.default-target}}-${{steps.names.outputs.suffix}}/index.html)
          edit-mode: replace