#!/usr/bin/env bash
set -euo pipefail
shopt -s inherit_errexit

rm -rf out/ || true
mkdir out/

RUSTFLAGS='-C target-feature=+atomics,+bulk-memory' cargo build --target wasm32-unknown-unknown -Z build-std=panic_abort,std --release
echo "[ws] cargo finished"
wasm-bindgen --weak-refs --target no-modules --no-modules-global epoxy --out-dir out/ ../target/wasm32-unknown-unknown/release/epoxy_client.wasm
echo "[ws] wasm-bindgen finished"

mv out/epoxy_client_bg.wasm out/epoxy_client_unoptimized.wasm
time wasm-opt -Oz --vacuum --dce --enable-threads --enable-bulk-memory --enable-simd out/epoxy_client_unoptimized.wasm -o out/epoxy_client_bg.wasm
echo "[ws] wasm-opt finished"

AUTOGENERATED_SOURCE=$(<"out/epoxy_client.js")
# patch for websocket sharedarraybuffer error
AUTOGENERATED_SOURCE=${AUTOGENERATED_SOURCE//getObject(arg0).send(getArrayU8FromWasm0(arg1, arg2)/getObject(arg0).send(new Uint8Array(getArrayU8FromWasm0(arg1, arg2))}
WASM_BASE64=$(base64 -w0 out/epoxy_client_bg.wasm)
AUTOGENERATED_SOURCE=${AUTOGENERATED_SOURCE//__wbg_init(input, maybe_memory) \{/__wbg_init(input, maybe_memory) \{$'\n'if (!input) \{input=\'data:application/wasm;base64,$WASM_BASE64\'\}}
AUTOGENERATED_SOURCE=${AUTOGENERATED_SOURCE//return __wbg_finalize_init\(instance\, module\);/__wbg_finalize_init\(instance\, module\); return epoxy}
echo "$AUTOGENERATED_SOURCE" > epoxy-bundled.js
cp epoxy-bundled.js epoxy-module-bundled.js
echo "module.exports = epoxy" >> epoxy-module-bundled.js

AUTOGENERATED_TYPEDEFS=$(<"out/epoxy_client.d.ts")
AUTOGENERATED_TYPEDEFS=${AUTOGENERATED_TYPEDEFS%%export class IntoUnderlyingByteSource*}
echo "$AUTOGENERATED_TYPEDEFS" >"epoxy-module-bundled.d.ts"
echo "} export default function epoxy(maybe_memory?: WebAssembly.Memory): Promise<typeof wasm_bindgen>;" >> "epoxy-module-bundled.d.ts"

cp out/epoxy_client.js epoxy.js
cp out/epoxy_client.d.ts epoxy.d.ts
cp out/epoxy_client_bg.wasm epoxy.wasm

rm -rf out/
echo "[ws] done!"