#!/bin/sh
# End-to-end smoke test of the js/wasm light client:
#
#   torly relay  <- WebSocket ->  bridge  <- TCP P2P ->  test node
#   wasm client  <- NIP-44 events -> relay -> bridge
#
# Requirements: tinygo, node (21+, or 20 with --experimental-websocket), and a
# built torly. Set TORLY_BIN if torly is not at ../torly/torly.
set -eu

ROOT=$(CDPATH= cd -- "$(dirname -- "$0")/.." && pwd)
TORLY_BIN=${TORLY_BIN:-$HOME/s/tinygo/torly/torly}
TINYGO=${TINYGO:-tinygo}
NODE=${NODE:-node}
if [ -x "$HOME/.local/goroot/bin/go" ]; then
  GOROOT=$HOME/.local/goroot
  export GOROOT
  PATH=$GOROOT/bin:$PATH
  export PATH
fi
if [ ! -x "$TORLY_BIN" ]; then
  echo "wasm-smoke: torly not found at $TORLY_BIN (set TORLY_BIN)" >&2
  exit 2
fi
if ! command -v "$NODE" >/dev/null 2>&1; then
  echo "wasm-smoke: node not found" >&2
  exit 2
fi

TMP=$(mktemp -d "${TMPDIR:-/tmp}/nostrino-smoke.XXXXXX")
PORT=${PORT:-34567}
NODE_PORT=$((PORT + 1))
BRIDGE_PORT=$((PORT + 2))
PIDS=
cleanup() {
  for pid in $PIDS; do
    kill "$pid" 2>/dev/null || true
  done
  wait 2>/dev/null || true
  rm -rf "$TMP"
}
trap cleanup EXIT INT TERM

echo "== building commands =="
(cd "$ROOT" && go build -o "$TMP/nostrino-bridge" ./cmd/nostrino-bridge \
  && go build -o "$TMP/nostrino-testnode" ./cmd/nostrino-testnode)

if [ -n "${WASM:-}" ] && [ -f "${WASM}" ]; then
  echo "== using wasm $WASM =="
  cp "$WASM" "$TMP/nostrino.wasm"
else
  echo "== building wasm =="
  (cd "$ROOT" && "$TINYGO" build -target wasm -o "$TMP/nostrino.wasm" ./cmd/nostrino-wasm)
fi

echo "== starting torly on 127.0.0.1:$PORT =="
TORLY_PORT=$PORT TORLY_DATA_DIR="$TMP/torly" TORLY_BLOSSOM_ENABLED=false \
  "$TORLY_BIN" serve >"$TMP/torly.log" 2>&1 &
PIDS="$PIDS $!"
for i in $(seq 1 100); do
  if curl -fsS -m 1 "http://127.0.0.1:$PORT/" >/dev/null 2>&1; then break; fi
  sleep 0.1
done

echo "== starting test node on 127.0.0.1:$NODE_PORT =="
"$TMP/nostrino-testnode" -listen "127.0.0.1:$NODE_PORT" -blocks 50 >"$TMP/testnode.log" 2>&1 &
PIDS="$PIDS $!"
sleep 0.5

echo "== starting bridge =="
"$TMP/nostrino-bridge" -relay "ws://127.0.0.1:$PORT" -node "127.0.0.1:$NODE_PORT" \
  -bridge-listen "127.0.0.1:$BRIDGE_PORT" -bridge-url "ws://127.0.0.1:$BRIDGE_PORT/nostrino" \
  -chain regtest -data "$TMP/bridge" >"$TMP/bridge.log" 2>&1 &
PIDS="$PIDS $!"
for i in $(seq 1 100); do
  if [ -f "$TMP/bridge/gateway.uri" ]; then break; fi
  sleep 0.1
done
if [ ! -f "$TMP/bridge/gateway.uri" ]; then
  echo "wasm-smoke: no gateway URI" >&2
  cat "$TMP/bridge.log" >&2
  exit 1
fi

echo "== running wasm client in node =="
"$NODE" --experimental-websocket "$ROOT/scripts/wasm-smoke.cjs" \
  "$TMP/nostrino.wasm" "$TMP/bridge/gateway.uri" "626c6f636b2d37"