From 190f2a12df9459bb6c1840c8d964c3f9b3a14bc2 Mon Sep 17 00:00:00 2001
From: Ruggero <ruggero.cino@gmail.com>
Date: Wed, 12 Jul 2023 14:53:07 +0200
Subject: [PATCH] Add preview workflows, enforce changelog update (#5)

---
 .github/workflows/library-test.yml            |  3 +
 .../workflows/storybook-preview-deploy.yml    | 66 +++++++++++++++++++
 .../workflows/storybook-preview-remove.yml    | 46 +++++++++++++
 CHANGELOG.md                                  |  5 ++
 4 files changed, 120 insertions(+)
 create mode 100644 .github/workflows/storybook-preview-deploy.yml
 create mode 100644 .github/workflows/storybook-preview-remove.yml

diff --git a/.github/workflows/library-test.yml b/.github/workflows/library-test.yml
index a895fd384..c36c35da2 100644
--- a/.github/workflows/library-test.yml
+++ b/.github/workflows/library-test.yml
@@ -55,3 +55,6 @@ jobs:
         run: yarn lint
       - name: Check prettier
         run: yarn prettify
+      - name: Enforce changelog
+        if: github.ref != 'refs/heads/main'
+        uses: dangoslen/changelog-enforcer@v3.3.1
diff --git a/.github/workflows/storybook-preview-deploy.yml b/.github/workflows/storybook-preview-deploy.yml
new file mode 100644
index 000000000..62b92d5fc
--- /dev/null
+++ b/.github/workflows/storybook-preview-deploy.yml
@@ -0,0 +1,66 @@
+name: Storybook Preview Deploy
+
+on:
+  pull_request:
+    types:
+      - labeled
+      - synchronize
+
+env:
+  NODE_VERSION: 16
+  NODE_CACHE: "yarn"
+
+jobs:
+  deploy-preview:
+    if: contains(github.event.pull_request.labels.*.name, 'preview')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3.5.3
+      - name: Setup Node
+        uses: actions/setup-node@v3.6.0
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: ${{ env.NODE_CACHE }}
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+      - name: Build storybook
+        run: yarn build:storybook
+      - name: Get previous deployment
+        uses: peter-evans/find-comment@v2.4.0
+        id: get-deployment
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          body-includes: "Storybook IPFS Hash: "
+      - name: Setup Python
+        uses: actions/setup-python@v4.6.1
+        with:
+          python-version: "3.x"
+          architecture: "x64"
+      - name: Install pyyaml
+        run: pip install --user pyyaml packaging
+      - name: Install ipfs-cluster-ctl
+        run: |
+          wget https://dist.ipfs.io/ipfs-cluster-ctl/v1.0.0/ipfs-cluster-ctl_v1.0.0_linux-amd64.tar.gz
+          tar xvfz ipfs-cluster-ctl_v1.0.0_linux-amd64.tar.gz
+      - name: Unpin from IPFS
+        continue-on-error: true
+        if: steps.get-deployment.outputs.comment-id != 0
+        run: |
+          COMMENT='${{ steps.get-deployment.outputs.comment-body }}'
+          IFS=" " read -ra array <<< "$COMMENT"
+          hash=${array[3]}
+          ./ipfs-cluster-ctl/ipfs-cluster-ctl --basic-auth '${{ secrets.IPFS_BASIC_AUTH }}' --host '${{ secrets.IPFS_HOST }}' pin rm $hash
+      - name: Pin on IPFS
+        id: ipfs-pin
+        run: |
+          ipfsResult="$(./ipfs-cluster-ctl/ipfs-cluster-ctl --basic-auth '${{ secrets.IPFS_BASIC_AUTH }}' --host '${{ secrets.IPFS_HOST }}' add -r './storybook-static' | tail -1)"
+          IFS=" " read -ra array <<< "$ipfsResult"
+          echo "hash=${array[1]}" >> $GITHUB_OUTPUT
+      - name: Echo url
+        uses: peter-evans/create-or-update-comment@v2
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          body: |
+            Storybook IPFS Hash: ${{ steps.ipfs-pin.outputs.hash }}
+            ODS deployed to https://ipfs.eth.aragon.network/ipfs/${{ steps.ipfs-pin.outputs.hash }}/
diff --git a/.github/workflows/storybook-preview-remove.yml b/.github/workflows/storybook-preview-remove.yml
new file mode 100644
index 000000000..1fa145e8a
--- /dev/null
+++ b/.github/workflows/storybook-preview-remove.yml
@@ -0,0 +1,46 @@
+name: Storybook Preview Remove
+
+on:
+  pull_request:
+    types:
+      - unlabeled
+      - closed
+
+env:
+  NODE_VERSION: 16
+  NODE_CACHE: "yarn"
+
+jobs:
+  remove-preview:
+    if: contains(github.event.pull_request.labels.*.name, 'preview') || github.event.label.name == 'preview'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install pyyaml
+        run: pip install --user pyyaml packaging
+      - name: Install ipfs-cluster-ctl
+        run: |
+          wget https://dist.ipfs.io/ipfs-cluster-ctl/v1.0.0/ipfs-cluster-ctl_v1.0.0_linux-amd64.tar.gz
+          tar xvfz ipfs-cluster-ctl_v1.0.0_linux-amd64.tar.gz
+      - name: Get deployment
+        uses: peter-evans/find-comment@v2.4.0
+        id: get-deployment
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          body-includes: "Storybook IPFS Hash: "
+      - name: Unpin from IPFS
+        if: steps.get-deployment.outputs.comment-id != 0
+        run: |
+          COMMENT='${{ steps.get-deployment.outputs.comment-body }}'
+          IFS=" " read -ra array <<< "$COMMENT"
+          hash=${array[3]}
+          ./ipfs-cluster-ctl/ipfs-cluster-ctl --basic-auth '${{ secrets.IPFS_BASIC_AUTH }}' --host '${{ secrets.IPFS_HOST }}' pin rm $hash
+      - name: Delete Comment
+        uses: actions/github-script@v6.4.1
+        if: steps.get-deployment.outputs.comment-id != 0
+        with:
+          script: |
+            github.rest.issues.deleteComment({
+              comment_id: ${{ steps.get-deployment.outputs.comment-id }},
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+            })
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 103a96f89..ca0c8285a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+-   Workflows to deploy Storybook previews
+-   Step to enforce updates to changelog file
+
 ## [0.2.3] - 2023-07-12
 
 ### Fixed