#!/bin/bash -e

URL="${GITHUB_SERVER_URL/\/\//\/\/$GITHUB_REPOSITORY_OWNER:$INPUT_TOKEN@}/$GITHUB_REPOSITORY"

git init -b main
git remote add origin "$URL"
git fetch --no-tags --prune --no-recurse-submodules --depth=1 origin "$GITHUB_SHA"
git checkout --progress --force -B main "$GITHUB_SHA"

if [ "$INPUT_SUBMODULES" = true ]; then
    git submodule update --init --single-branch
elif [ "$INPUT_SUBMODULES" = recursive ]; then
    git submodule update --init --single-branch --recursive
fi

if [ -n "$INPUT_SUBPATH" ]; then (
    shopt -s dotglob
    git sparse-checkout set "$INPUT_SUBPATH"
    mv "$INPUT_SUBPATH"/* .
    rmdir "$INPUT_SUBPATH"
) fi