From 77bcb8ec4dadfedbf28d1f2a86a05d2e5ba48abf Mon Sep 17 00:00:00 2001
From: Michal Biesek <michalbiesek@gmail.com>
Date: Wed, 16 Aug 2023 03:19:53 +0200
Subject: [PATCH] Add `--pages-branch` parameter

Ref:
  helm/chart-releaser@378f527
  helm/chart-releaser@cb0563b

Signed-off-by: Michal Biesek <michalbiesek@gmail.com>
---
 README.md  |  1 +
 action.yml |  6 ++++++
 cr.sh      | 14 ++++++++++++++
 3 files changed, 21 insertions(+)

diff --git a/README.md b/README.md
index 64d27e2..ec26471 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ A GitHub action to turn a GitHub project into a self-hosted Helm chart repo, usi
 - `skip_existing`: Skip package upload if release/tag already exists
 - `mark_as_latest`: When you set this to `false`, it will mark the created GitHub release not as 'latest'.
 - `packages_with_index`: When you set this to `true`, it will upload chart packages directly into publishing branch.
+- `pages_branch`: The GitHub pages branch
 
 ### Outputs
 
diff --git a/action.yml b/action.yml
index 7627f48..a08594b 100644
--- a/action.yml
+++ b/action.yml
@@ -35,6 +35,9 @@ inputs:
   packages_with_index:
     description: "Upload chart packages directly into publishing branch"
     required: false
+  pages_branch:
+    description: "The GitHub pages branch"
+    required: false
 outputs:
   changed_charts:
     description: "A comma-separated list of charts that were released on this run. Will be an empty string if no updates were detected, will be unset if `--skip_packaging` is used: in the latter case your custom packaging step is responsible for setting its own outputs if you need them."
@@ -89,6 +92,9 @@ runs:
 
         if [[ -n "${{ inputs.packages_with_index }}" ]]; then
             args+=(--packages-with-index "${{ inputs.packages_with_index }}")
+
+        if [[ -n "${{ inputs.pages_branch }}" ]]; then
+            args+=(--pages-branch "${{ inputs.pages_branch }}")
         fi
 
         "$GITHUB_ACTION_PATH/cr.sh" "${args[@]}"
diff --git a/cr.sh b/cr.sh
index 48804a9..f19caf0 100755
--- a/cr.sh
+++ b/cr.sh
@@ -30,6 +30,7 @@ Usage: $(basename "$0") <options>
     -d, --charts-dir         The charts directory (default: charts)
     -o, --owner              The repo owner
     -r, --repo               The repo name
+        --pages-branch       The repo pages branch
     -n, --install-dir        The Path to install the cr tool
     -i, --install-only       Just install the cr tool
     -s, --skip-packaging     Skip the packaging step (run your own packaging before using the releaser)
@@ -50,6 +51,7 @@ main() {
   local skip_existing=
   local mark_as_latest=true
   local packages_with_index=false
+  local pages_branch=
 
   parse_command_line "$@"
 
@@ -165,6 +167,12 @@ parse_command_line() {
         exit 1
       fi
       ;;
+    --pages-branch)
+      if [[ -n "${2:-}" ]]; then
+        pages_branch="$2"
+        shift
+      fi
+      ;;
     -n | --install-dir)
       if [[ -n "${2:-}" ]]; then
         install_dir="$2"
@@ -310,6 +318,9 @@ release_charts() {
   if [[ "$mark_as_latest" = false ]]; then
     args+=(--make-release-latest=false)
   fi
+  if [[ -n "$pages_branch" ]]; then
+    args+=(--pages-branch "$pages_branch")
+  fi
 
   echo 'Releasing charts...'
   cr upload "${args[@]}"
@@ -323,6 +334,9 @@ update_index() {
   if [[ -n "$packages_with_index" ]]; then
     args+=(--packages-with-index --index-path .)
   fi
+  if [[ -n "$pages_branch" ]]; then
+    args+=(--pages-branch "$pages_branch")
+  fi
 
   echo 'Updating charts repo index...'
   cr index "${args[@]}"