entrypoint.sh

#!/bin/sh -l

set -e

closing=$(get-closing-labels -o $INPUT_OWNER -n $INPUT_REPO -p $INPUT_PR_NUMBER)

if [ "$closing" = "[]" ]; then
	echo "No closing labels found, exiting."
	exit 0
fi

removed=$(get-removed-labels -o $INPUT_OWNER -n $INPUT_REPO -p $INPUT_PR_NUMBER)

echo "Closing labels: $closing"
echo "Removed labels: $removed"

echo "Input ignore: $INPUT_EXCLUDE"
echo "Input respect_unlabeled: $INPUT_RESPECT_UNLABELED"

labels=$(
	echo "{}" | jq -r \
		--argjson closing "$closing" \
		--argjson removed "$removed" \
		--arg ignore "$INPUT_EXCLUDE" \
		--arg respect_unlabeled "$INPUT_RESPECT_UNLABELED" '

    def split_ignore:
        if $ignore == "" then
            []
        else
            $ignore | split(",")
        end;

    def create_result:
        if $respect_unlabeled == "true" then
            $closing - $removed
        else
            $closing
        end;

    split_ignore as $ignore_split |
    create_result as $result |

    {
        closing: $closing,
        removed: $removed,
        ignore: $ignore_split,
        result: ($result - $ignore_split),
    } | .result | join(",")
'
)

echo "Adding label(s): $labels"
if [ "$labels" = "" ]; then
	echo "No labels to add"
	exit 0
fi

if [ "$INPUT_DRY_RUN" = "true" ]; then
	echo "Dry run enabled, skipping adding labels"
	exit 0
fi
gh pr edit $INPUT_PR_NUMBER --add-label "$labels" --repo "$INPUT_OWNER/$INPUT_REPO"