From ac704650ca87e4882610c22282d3f5385898596e Mon Sep 17 00:00:00 2001
From: "Petr Savichev (proton)" <psavichev@gmail.com>
Date: Mon, 27 Nov 2023 08:21:23 -0600
Subject: [PATCH] conditional steps

---
 .github/workflows/release.yml | 75 +++++++++++++++++++++--------------
 1 file changed, 45 insertions(+), 30 deletions(-)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 27011d3..818d2ca 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,3 +1,4 @@
+
 name: Create GitHub Release
 
 on:
@@ -7,7 +8,7 @@ on:
       - github-release
 
 jobs:
-  release:
+  check_tag:
     runs-on: ubuntu-latest
 
     steps:
@@ -20,33 +21,47 @@ jobs:
           VERSION=$(grep 'version"' package.json | cut -d '"' -f 4)
           echo "version=$VERSION" >> $GITHUB_OUTPUT
 
-      - name: Create tag
-        uses: actions/github-script@v7
-        with:
-          script: |
-            github.rest.git.createRef({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              ref: 'refs/tags/${{ steps.extract_version.outputs.version }}',
-              sha: context.sha
-            })
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20
-
-      - name: Install dependencies
-        run: npm install
-
-      - name: Create GitHub Release
-        id: create_release
-        uses: softprops/action-gh-release@v1
-        with:
-          tag_name: ${{ steps.extract_version.outputs.version }}
-          files: |
-            out/Kino.pub_${{ steps.extract_version.outputs.version }}.zip
-
-      - name: Publish Release URL
+      - name: Check if the tag exists
+        id: check_tag
         run: |
-          echo "Release URL: ${{ steps.create_release.outputs.upload_url }}"
+          if git rev-parse --quiet --verify "refs/tags/${{ steps.extract_version.outputs.version }}" >/dev/null; then
+            echo "The tag ${{ steps.extract_version.outputs.version }} exists. Workflow will be canceled."
+            echo "version_exists=true" >> $GITHUB_OUTPUT
+          else
+            echo "The tag ${{ steps.extract_version.outputs.version }} does not exist."
+            echo "version_exists=false" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Tag and release
+        if: ${{ needs.check_tag.outputs.tag_exists == 'false' }}
+        steps:
+          - name: Create tag
+            uses: actions/github-script@v7
+            with:
+              script: |
+                github.rest.git.createRef({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  ref: 'refs/tags/${{ steps.extract_version.outputs.version }}',
+                  sha: context.sha
+                })
+
+          - name: Set up Node.js
+            uses: actions/setup-node@v4
+            with:
+              node-version: 20
+
+          - name: Install dependencies
+            run: npm install
+
+          - name: Create GitHub Release
+            id: create_release
+            uses: softprops/action-gh-release@v1
+            with:
+              tag_name: ${{ steps.extract_version.outputs.version }}
+              files: |
+                out/Kino.pub_${{ steps.extract_version.outputs.version }}.zip
+
+          - name: Publish Release URL
+            run: |
+              echo "Release URL: ${{ steps.create_release.outputs.upload_url }}"