From fbd5e2a5a09d4880db6845cc02a78f8935863bf6 Mon Sep 17 00:00:00 2001
From: Martijn Laarman <Mpdreamz@gmail.com>
Date: Wed, 31 Mar 2021 14:52:01 +0200
Subject: [PATCH] Automated Release Notes Generation (#5500)

---
 .github/workflows/integration-jobs.yml   | 13 ----
 .github/workflows/make-release-notes.yml | 83 ++++++++++++++++++++++++
 build/scripts/scripts.fsproj             |  1 +
 3 files changed, 84 insertions(+), 13 deletions(-)
 create mode 100644 .github/workflows/make-release-notes.yml

diff --git a/.github/workflows/integration-jobs.yml b/.github/workflows/integration-jobs.yml
index 288536fa8b0..8c8c9cf7389 100644
--- a/.github/workflows/integration-jobs.yml
+++ b/.github/workflows/integration-jobs.yml
@@ -24,19 +24,6 @@ jobs:
       fail-fast: false
       matrix:
         stack_version: [
-           '7.0.0',
-           '7.1.0',
-           '7.2.0',
-           '7.3.0',
-           '7.4.0',
-           '7.5.0',
-           '7.6.0',
-           '7.7.0',
-           '7.8.0',
-           '7.9.0',
-           '7.10.0',
-           '7.11.0',
-           '7.12.0-SNAPSHOT',
            'latest-7'
         ]
         
diff --git a/.github/workflows/make-release-notes.yml b/.github/workflows/make-release-notes.yml
new file mode 100644
index 00000000000..b1555d45d46
--- /dev/null
+++ b/.github/workflows/make-release-notes.yml
@@ -0,0 +1,83 @@
+name: Release-Notes
+on:
+  workflow_dispatch:
+    inputs:
+      branch:
+        description: 'The branch to generate release notes on'
+        required: true
+  schedule:
+    - cron: "0 0/12 * * *"
+
+jobs:
+
+  active-branches:
+    runs-on: ubuntu-latest
+    env:
+      TASK_BRANCH: ${{ github.event.inputs.branch }}
+
+    steps:
+      - id: dump-branches
+        name: get branches from artifacts api
+        if: ${{ ! github.event.inputs.branch }}
+        run: |
+          curl -s "https://artifacts-api.elastic.co/v1/branches"  | jq "[ .branches[] | select(. | startswith(\"6\") | not) ]" --compact-output
+          curl -s "https://artifacts-api.elastic.co/v1/branches"  | jq "[ .branches[] | select(. | startswith(\"6\") | not) ]" --compact-output > branches.json
+          
+      - id: set-matrix
+        name: conditional command
+        run: |
+          if [[ "${{ github.event.inputs.branch }}" != "" ]]; then
+             echo "::set-output name=matrix::['${{ github.event.inputs.branch }}']"
+          elif [[ -f "branches.json" ]]; then 
+            echo "::set-output name=matrix::$(cat branches.json)"
+          else 
+            echo "::set-output name=matrix::[]"
+          fi
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+      
+  release-notes:
+    name: Generate
+    needs: active-branches
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        branch: ${{ fromJson(needs.active-branches.outputs.matrix) }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          ref: "${{ matrix.branch }}"
+          
+      - uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: '5.0.100'
+      - name: Install dotnet-script
+        run: dotnet tool install release-notes --tool-path dotnet-tool
+
+      - name: Find versions for branch
+        id: versions
+        run: |
+          readarray -t lines < <(dotnet-tool/release-notes "${{ github.event.organization.login }}" "${{ github.event.repository.name }}" current-version --query "${{ matrix.branch }}" --version 0.0.1 --token ${{ secrets.GITHUB_TOKEN }} --releasetagformat VERSION)
+          echo "::set-output name=current::$(echo ${lines[0]})"
+          echo "::set-output name=next::$(echo ${lines[1]})"
+          echo ${lines[@]}
+          
+      - name: Generate release notes
+        run: |
+          dotnet-tool/release-notes "${{ github.event.organization.login }}" "${{ github.event.repository.name }}" --version ${{ steps.versions.outputs.next }} --token ${{ secrets.GITHUB_TOKEN }} --format asciidoc --output docs/release-notes
+          rm dotnet-tool/release-notes
+          git status
+      - name: "PR ${{ matrix.branch }}"
+        # fixate to known release. 
+        uses: peter-evans/create-pull-request@052fc72b4198ba9fbc81b818c6e1859f747d49a8
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          branch: "fix/${{ matrix.branch }}/release-notes"
+          base: "${{ matrix.branch }}"
+          delete-branch: true
+          commit-message: "[release-notes] Release notes ${{ steps.versions.outputs.next }} on ${{ matrix.branch }} branch"
+          title: '[release-notes] Release notes ${{ steps.versions.outputs.next }} on ${{ matrix.branch }} branch'
+          body: |
+            Release notes ${{ steps.versions.outputs.next }} on ${{ matrix.branch }} branch
+          labels: "infra,code-gen"
\ No newline at end of file
diff --git a/build/scripts/scripts.fsproj b/build/scripts/scripts.fsproj
index 38e149648fb..ffbffee0eec 100644
--- a/build/scripts/scripts.fsproj
+++ b/build/scripts/scripts.fsproj
@@ -31,6 +31,7 @@
     <Content Include="..\..\.github\workflows\unified-release.yml"><Link>unified-release.yml</Link></Content>
     <Content Include="..\..\.github\workflows\make-codegen.yml"><Link>make-codegen.yml</Link></Content>
     <Content Include="..\..\.github\workflows\make-bump.yml"><Link>make-bump.yml</Link></Content>
+    <Content Include="..\..\.github\workflows\make-release-notes.yml"><Link>make-release-notes.yml</Link></Content>
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="FSharp.Core" Version="5.0.0" />