#!/bin/sh
# Build the browser version of MRPGI into web/dist/ (self-contained, static).
# Requires the wasm target: rustup target add wasm32-unknown-unknown
#
#   ./web/build.sh                 # the default game (games/lost-fuse)
#   ./web/build.sh /path/to/game   # bake any game folder into the wasm;
#                                  # its music/ and web/index.html ride along
#
# Deploy (engine live at https://monsterrobot.games/engine/):
#   scp web/dist/* root@100.94.195.115:/opt/dealgod/images/engine/
# Served by the dealgod-nginx container via a `location /engine/` alias in
# /opt/dealgod/nginx/dealgod-servers.conf. NOTE: edit that file IN PLACE
# (python open("w") / tee), never `sed -i` — it's a single-file bind mount
# and an inode swap desyncs the container until a `docker restart`.
set -e
cd "$(dirname "$0")/.."

GAME="${1:-}"
if [ -n "$GAME" ]; then
    SRC="$(cd "$GAME" && pwd)"
    # Stage only what the engine reads — include_dir! embeds the whole tree,
    # and a game repo also carries raw art, tools, .git, etc.
    STAGE="$(mktemp -d)/game"
    mkdir -p "$STAGE"
    cp "$SRC/game.json" "$STAGE/" 2>/dev/null || true
    cp -R "$SRC/rooms" "$SRC/sprites" "$STAGE/"
    MRPGI_WEB_GAME="$STAGE"
    export MRPGI_WEB_GAME
    echo "baking game: $SRC (staged at $STAGE)"
fi
# include_dir! reads the env var at compile time; make sure the crate recompiles.
touch mrpgi/src/main.rs

cargo build -p mrpgi --release --target wasm32-unknown-unknown
rm -rf web/dist
mkdir -p web/dist
cp target/wasm32-unknown-unknown/release/mrpgi.wasm web/dist/
cp web/index.html web/manual.html web/mq_js_bundle.js web/dist/

if [ -n "$GAME" ]; then
    # A game can ship its own page shell and music; both are optional.
    [ -f "$SRC/web/index.html" ] && cp "$SRC/web/index.html" web/dist/
    if [ -d "$SRC/music" ]; then
        mkdir -p web/dist/music
        cp "$SRC"/music/*.wav web/dist/music/ 2>/dev/null || true
        cp "$SRC"/music/*.ogg "$SRC"/music/*.mp3 web/dist/music/ 2>/dev/null || true
    fi
fi
echo "web build ready: $(du -sh web/dist | cut -f1) in web/dist/"