#!/usr/bin/env bash -il

GIT_ROOT=$(git rev-parse --show-toplevel 2>/dev/null)

SCRIPT_PATH=$(realpath --relative-to="$GIT_ROOT" "$0" 2>/dev/null || realpath "$0")

SUBCOMMAND="$1"

EXTRA_ARGS=$@

CACHE_ROOT="${HOME}/.cache/browserstack/devtools/cli/"

BINARY_ZIP_PATH="${CACHE_ROOT}/browserstack-cli.zip"

BINARY_PATH="${CACHE_ROOT}/browserstack-cli"

mkdir -p "$CACHE_ROOT"

get_os() {

local uname_out

uname_out="$(uname -s)"

case "${uname_out}" in

Linux*) os_type=linux;;

Darwin*) os_type=macos;;

*) os_type="UNKNOWN:${uname_out}"

esac

echo "${os_type}"

}

get_arch() {

local arch_out

arch_out="$(uname -m)"

case "${arch_out}" in

x86_64*) arch_type=x64;;

arm64*) arch_type=arm64;;

*) arch_type="UNKNOWN:${arch_out}"

esac

echo "${arch_type}"

}

OS=$(get_os)

ARCH=$(get_arch)

register_git_hook() {

local hook_name="pre-commit"

local hook_path="${GIT_ROOT}/.git/hooks/${hook_name}"

# Check if the hook file already exists

if [ -f "${hook_path}" ]; then

# Append the script execution if not already present

if ! grep -q "${SCRIPT_PATH}" "${hook_path}"; then

echo "" >> "${hook_path}"

echo "# Hook to run accessibility scan before commit" >> "${hook_path}"

echo "${SCRIPT_PATH}" >> "${hook_path}"

echo "if [ \$? -ne 0 ]; then" >> "${hook_path}"

echo " echo \"Accessibility scan failed. Commit aborted.\"" >> "${hook_path}"

echo " exit 1" >> "${hook_path}"

echo "fi" >> "${hook_path}"

fi

else

# Create a new hook file

cat > "${hook_path}" <<EOF

#!/bin/sh

# Hook to run accessibility scan before commit

"${SCRIPT_PATH}"

if [ \$? -ne 0 ]; then

echo "Accessibility scan failed. Commit aborted."

exit 1

fi

EOF

chmod +x "${hook_path}" # Make the hook executable

fi

}

a11y_scan() {

if [[ -z "$EXTRA_ARGS" ]]; then

EXTRA_ARGS="--include **/*.swift --include **/*.xib --include **/*.storyboard"

fi

env -i HOME="$HOME" \

XCODE_VERSION_ACTUAL="$XCODE_VERSION_ACTUAL"\

BROWSERSTACK_USERNAME="$BROWSERSTACK_USERNAME"\

BROWSERSTACK_ACCESS_KEY="$BROWSERSTACK_ACCESS_KEY"\

PATH="$PATH" \

$BINARY_PATH a11y $EXTRA_ARGS

}

script_self_update() {

local remote_url="https://raw.githubusercontent.com/browserstack/AccessibilityDevTools/refs/heads/main/scripts/bash/cli.sh"

updated_script=$(curl -R -z "$SCRIPT_PATH" "$remote_url")

if [[ $updated_script =~ ^#! ]]; then

echo "$updated_script" > "$SCRIPT_PATH"

fi

}

download_binary() {

curl -R -z "$BINARY_ZIP_PATH" -L "http://api.browserstack.com/sdk/v1/download_cli?os=${OS}&os_arch=${ARCH}" -o "$BINARY_ZIP_PATH"

bsdtar -xvf "$BINARY_ZIP_PATH" -O > "$BINARY_PATH" && chmod 0775 "$BINARY_PATH"

}

script_self_update

if [[ $SUBCOMMAND == "register-pre-commit-hook" ]]; then

register_git_hook

exit 0

fi

download_binary

a11y_scan