From ce792e7935474357ca51608d52593607f1de1637 Mon Sep 17 00:00:00 2001
From: Tim Schilling <schillingt@better-simple.com>
Date: Fri, 1 Nov 2024 08:02:15 -0500
Subject: [PATCH] Add GHA script to automatically write a user to members.
 (#78)

---
 .github/workflows/add_member.yml | 58 ++++++++++++++++++++++++++++++++
 scripts/add_member.py            | 42 +++++++++++++++++++++++
 2 files changed, 100 insertions(+)
 create mode 100644 .github/workflows/add_member.yml
 create mode 100755 scripts/add_member.py

diff --git a/.github/workflows/add_member.yml b/.github/workflows/add_member.yml
new file mode 100644
index 0000000..cc919a1
--- /dev/null
+++ b/.github/workflows/add_member.yml
@@ -0,0 +1,58 @@
+name: "Add new member to django-commons"
+
+on:
+  workflow_dispatch:
+    inputs:
+      username:
+        description: "Username of the new member"
+        required: true
+        default: "new_member"
+      issue_number:
+        description: "Issue number to reference in the PR body"
+        required: false
+        default: "0"
+
+jobs:
+  add-member:
+    name: "Add new member"
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: write
+
+    steps:
+      - name: Setup python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Initialize mandatory git config
+        run: |
+          git config user.name "GitHub Actions"
+          git config user.email noreply@github.com
+
+      - name: Create branch
+        run: git checkout -b add-user/${{ inputs.username }}
+
+      - name: Add user to the list
+        run: |
+          python scripts/add_member.py ${{ inputs.username }}
+
+      - name: Commit changes
+        run: |
+          git add terraform/production/org.tfvars
+          git commit -m "Add ${{ inputs.username }} to django-commons"
+          git push origin add-user/${{ inputs.username }}
+
+      - name: Create pull request
+        run: |
+          gh pr create \
+            --title "Add ${{ inputs.username }} to django-commons" \
+            --body "Fix #${{ inputs.issue_number }}" \
+            --base main \
+            --head add-user/${{ inputs.username }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/scripts/add_member.py b/scripts/add_member.py
new file mode 100755
index 0000000..f814979
--- /dev/null
+++ b/scripts/add_member.py
@@ -0,0 +1,42 @@
+import re
+import sys
+
+TERRAFORM_ORG_FILE = "./terraform/production/org.tfvars"
+
+
+def add_member(content, new_member_name):
+    # Regular expression to find the members list
+    members_pattern = re.compile(r"(members\s*=\s*\[)([^\]]*)(\])", re.DOTALL)
+    match = members_pattern.search(content)
+    if match:
+        # Extract the members part
+        members_list = match.group(2).rstrip(",\n").replace('"', "").replace("\n  ", "").split(",")
+        if new_member_name in members_list:
+            print(f"Member {new_member_name} already exists")
+            exit(1)
+        # Add the new value and sort alphabetically
+        members_list.append(new_member_name)
+        members_list = sorted(members_list, key=str.lower)
+
+        # Create the formatted members list as a string
+        formatted_members = '\n  '.join([f'"{m}",' for m in members_list])
+
+        # Rebuild the file content with the new members list
+        new_content = content[:match.start(2)] + "\n  " + formatted_members + "\n" + content[match.end(2):]
+        return new_content
+    return content
+
+
+def run(new_member_name):
+    with open(TERRAFORM_ORG_FILE, "r") as f:
+        file_content = f.read()
+    updated_content = add_member(file_content, new_member_name)
+    with open(TERRAFORM_ORG_FILE, "w") as f:
+        f.write(updated_content)
+
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2:
+        print("Usage: python add_member.py <new_member>")
+        sys.exit(1)
+    run(sys.argv[1])