From 8b15374bd82a4d2c7b7bac74e40df29f0265da7f Mon Sep 17 00:00:00 2001
From: Michael Rademaker <michael@stofloos.nl>
Date: Wed, 6 Nov 2024 20:38:18 +0100
Subject: [PATCH] Added github workflow for deployment to PyPi

---
 .github/workflows/release.yaml | 168 +++++++++++++++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 .github/workflows/release.yaml

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
new file mode 100644
index 0000000..19f64c5
--- /dev/null
+++ b/.github/workflows/release.yaml
@@ -0,0 +1,168 @@
+name: release
+
+on:
+  push:
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+a[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+b[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+rc[0-9]+"
+
+env:
+  PACKAGE_NAME: "<PACKAGE_NAME>"
+  OWNER: "<OWNER>"
+  TAP_NAME: "<TAP_NAME>"
+
+jobs:
+  details:
+    runs-on: ubuntu-latest
+    outputs:
+      new_version: ${{ steps.release.outputs.new_version }}
+      suffix: ${{ steps.release.outputs.suffix }}
+      tag_name: ${{ steps.release.outputs.tag_name }}
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Extract tag and Details
+        id: release
+        run: |
+          if [ "${{ github.ref_type }}" = "tag" ]; then
+            TAG_NAME=${GITHUB_REF#refs/tags/}
+            NEW_VERSION=$(echo $TAG_NAME | awk -F'-' '{print $1}')
+            SUFFIX=$(echo $TAG_NAME | grep -oP '[a-z]+[0-9]+' || echo "")
+            echo "new_version=$NEW_VERSION" >> "$GITHUB_OUTPUT"
+            echo "suffix=$SUFFIX" >> "$GITHUB_OUTPUT"
+            echo "tag_name=$TAG_NAME" >> "$GITHUB_OUTPUT"
+            echo "Version is $NEW_VERSION"
+            echo "Suffix is $SUFFIX"
+            echo "Tag name is $TAG_NAME"
+          else
+            echo "No tag found"
+            exit 1
+          fi
+
+  check_pypi:
+    needs: details
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch information from PyPI
+        run: |
+          response=$(curl -s https://pypi.org/pypi/${{ env.PACKAGE_NAME }}/json || echo "{}")
+          latest_previous_version=$(echo $response | grep -oP '"releases":\{"\K[^"]+' | sort -rV | head -n 1)
+          if [ -z "$latest_previous_version" ]; then
+            echo "Package not found on PyPI."
+            latest_previous_version="0.0.0"
+          fi
+          echo "Latest version on PyPI: $latest_previous_version"
+          echo "latest_previous_version=$latest_previous_version" >> $GITHUB_ENV
+
+      - name: Compare versions and exit if not newer
+        run: |
+          NEW_VERSION=${{ needs.details.outputs.new_version }}
+          LATEST_VERSION=$latest_previous_version
+          if [ "$(printf '%s\n' "$LATEST_VERSION" "$NEW_VERSION" | sort -rV | head -n 1)" != "$NEW_VERSION" ] || [ "$NEW_VERSION" == "$LATEST_VERSION" ]; then
+            echo "The new version $NEW_VERSION is not greater than the latest version $LATEST_VERSION on PyPI."
+            exit 1
+          else
+            echo "The new version $NEW_VERSION is greater than the latest version $LATEST_VERSION on PyPI."
+          fi
+
+  setup_and_build:
+    needs: [details, check_pypi]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: |
+          curl -sSL https://install.python-poetry.org | python3 -
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Set project version with Poetry
+        run: |
+          poetry version ${{ needs.details.outputs.new_version }}
+
+      - name: Install dependencies
+        run: poetry install --sync --no-interaction
+
+      - name: Build source and wheel distribution
+        run: |
+          poetry build
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+  pypi_publish:
+    name: Upload release to PyPI
+    needs: [setup_and_build, details]
+    runs-on: ubuntu-latest
+    environment:
+      name: release
+    permissions:
+      id-token: write
+    steps:
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+      - name: Publish distribution to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+
+  github_release:
+    name: Create GitHub Release
+    needs: [setup_and_build, details]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+      - name: Create GitHub Release
+        id: create_release
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh release create ${{ needs.details.outputs.tag_name }} dist/* --title ${{ needs.details.outputs.tag_name }} --generate-notes
+
+  bump_homebrew_formula:
+    name: Dispatch event to Repo B
+    needs: [details, github_release, pypi_publish]
+    runs-on: ubuntu-latest
+    environment:
+      name: release
+    steps:
+      - name: Dispatch Repository Dispatch event
+        uses: peter-evans/repository-dispatch@v2
+        with:
+          token: ${{ secrets.BREW_TAP_TOKEN }}
+          repository: ${{ env.OWNER }}/{{ env.TAP_NAME }}
+          event-type: "update-formula"
+          client-payload: |-
+            { 
+              "formula_version": "${{env.FORMULA_VERSION}}", 
+              "formula_url": "${{ env.FORMULA_URL }}", 
+              "formula_name": "${{ env.FORMULA_NAME }}"
+            }
+        env:
+          FORMULA_VERSION: ${{ needs.details.outputs.new_version }}
+          FORMULA_NAME: ${{ env.PACKAGE_NAME }}
+          FORMULA_URL: https://github.com/${{env.OWNER}}/${{env.PACKAGE_NAME}}/releases/download/${{ needs.details.outputs.new_version }}/${{env.PACKAGE_NAME}}-${{ needs.details.outputs.new_version }}.tar.gz
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