#!/usr/bin/env bash
set -o pipefail -o errexit

# If a patch was not provided, try to choose one
if [[ -z ${PATCH_NAME} ]]; then
    # If a patch with the same name as the ref exists, use it
    if [ -f "../patches/${VAULT_VERSION}.patch" ]; then
        echo "Exact patch file found, using that"
        PATCH_NAME="${VAULT_VERSION}.patch"
    elif [ -f "../patches/legacy/${VAULT_VERSION}.patch" ]; then
        echo "Exact legacy patch file found, using that"
        echo "NOTE: This is a Legacy patch file for an older web-vault version!"
        # Sleep 10 seconds so this note might be noticed a bit better
        sleep 10
        PATCH_NAME="legacy/${VAULT_VERSION}.patch"
    else
        echo "No exact patch file not found, using latest"
        # If not, use the latest one
        PATCH_NAME="$(find ../patches/ -type f -print0 | xargs -0 basename -a | sort -V | tail -n1)"
    fi
fi

# Final check if the patch file exists, if not, exit
if [[ ! -f "../patches/${PATCH_NAME}" ]]; then
    echo "Patch file '${PATCH_NAME}' not found in the patches directory!"
    exit 1
fi

echo "Patching images"
cp -vfR ../resources/src/* ./apps/web/src/

echo "Using patch: ${PATCH_NAME}"
git apply "../patches/${PATCH_NAME}" --reject

echo "Patching successful!"