From 6b07412d37833506479619f5000da35084c99611 Mon Sep 17 00:00:00 2001
From: Christian Beilschmidt <christian.beilschmidt@geoengine.de>
Date: Mon, 27 Nov 2023 16:30:46 +0100
Subject: [PATCH] PR generator for new backend tags

---
 .generation/update_config.py    | 33 ++++++++++++++++++++++++++++++++
 .github/workflows/create-pr.yml | 34 +++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100755 .generation/update_config.py
 create mode 100644 .github/workflows/create-pr.yml

diff --git a/.generation/update_config.py b/.generation/update_config.py
new file mode 100755
index 0000000..c92d1d5
--- /dev/null
+++ b/.generation/update_config.py
@@ -0,0 +1,33 @@
+#!/bin/python3
+
+'''
+1. Set a new container tag
+2. Increment the version number
+'''
+
+import argparse
+import configparser
+from pathlib import Path
+
+CWD = Path('.generation/')
+INI_FILE = CWD / 'config.ini'
+
+parser = argparse.ArgumentParser(description='Update the config.ini file.')
+parser.add_argument('--backendTag', dest='backend_tag', required=True, type=str, nargs=1,)
+
+args = parser.parse_args()
+
+config = configparser.ConfigParser()
+config.read(INI_FILE)
+
+config['input']['backendTag'] = args.backend_tag[0]
+
+# retrieve version
+version_digits: list[int] = [int(digit) for digit in config['package']['version'].split('.')]
+# increment last version digit
+version_digits[-1] += 1
+# write back
+config['package']['version'] = '.'.join(str(digit) for digit in version_digits)
+
+with open(INI_FILE, 'w', encoding='utf-8') as f:
+    config.write(f)
diff --git a/.github/workflows/create-pr.yml b/.github/workflows/create-pr.yml
new file mode 100644
index 0000000..9c6cdb8
--- /dev/null
+++ b/.github/workflows/create-pr.yml
@@ -0,0 +1,34 @@
+# Update the generation and create a new PR
+
+name: Generate and PR
+
+on:
+  # schedule manually
+  workflow_dispatch:
+    inputs:
+      # On workflow dispatch, `branch` is selected by default
+      # You can access it in `github.ref_name`
+
+      backend_tag:
+        description: "Tag name for the container"
+        required: true
+        default: "pro-nightly-2023-11-14"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Update config.ini
+        run: .generation/update_config.py --backendTag ${{ github.event.inputs.backend_tag }}
+
+      - name: Generate Code
+        run: .generation/generate.py
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v5
+        with:
+          title: "Code for backend tag ${{ github.event.inputs.backend_tag }}"
+          commit-message: "Code for backend tag ${{ github.event.inputs.backend_tag }}"