#!/bin/bash
set -euf -o pipefail

PROJECT_ROOT=$(git rev-parse --show-toplevel)

BIN_NAME=$0
function usage {
    cat <<EOS
Usage:
    $BIN_NAME <crate name> <js pkg name if different from crate name>
Example:
    $BIN_NAME widgetry_demo
    $BIN_NAME game abstreet
EOS
}

if [ $# -eq 0 ]; then
    usage
    exit1
fi

CRATE_NAME="${1}"

shift

if [ $# -eq 0 ]; then
JS_NAME="${CRATE_NAME}"
else
JS_NAME="${1}"
fi

# Default to a dev build
WASM_PACK_FLAGS="${WASM_PACK_FLAGS:-"--dev"}"

cd $PROJECT_ROOT/$CRATE_NAME
wasm-pack build $WASM_PACK_FLAGS --target web --out-dir "${PROJECT_ROOT}/web/src/${JS_NAME}/wasm_pkg" -- --no-default-features --features wasm