#!/usr/bin/env bash
# Rebuild and run the scrobble MCP host in the foreground.
#
# The other half of the pair: `dev-pds.sh` in another terminal runs the
# personal data server this writes to. This terminal is the scrobble feed —
# one line per scrobble, the emoji the agent chose and what it said.
#
# Foreground on purpose, and over HTTP rather than stdio. Under stdio the
# harness spawns and owns the process, and its log goes into the harness's
# debug output where nobody watching a feed will see it.
set -euo pipefail

cd "$(dirname "$0")/.."

# This directory's profile, if it has one. See dev-profile.sh.
. "$(dirname "$0")/dev-profile.sh"
. "$(dirname "$0")/dev-watch.sh"
. "$(dirname "$0")/dev-pidfile.sh"

PORT="${VIBESCROBBLE_MCP_PORT:-3001}"
PDS_PORT="${VIBESCROBBLE_PDS_PORT:-3000}"
PDS_URL="${VIBESCROBBLE_PDS_URL:-http://localhost:${PDS_PORT}}"

say() { printf '\033[1m%s\033[0m\n' "$*"; }

# `--watch` reruns this script whenever the source moves. It never returns.
watch_or_continue "$@"

# By pidfile rather than by pattern: see dev-pidfile.sh.
claim_port mcp "${PORT}" vibescrobble-mcp

# Not installed, and it does not need to be: the harness reaches this over HTTP
# at a URL in .mcp.json rather than spawning a binary by name, so running it out
# of the target directory is both faster and one fewer stale copy.
say "building"
cargo test --quiet -p vibescrobble-mcp

# Warned about rather than waited for. The MCP host runs perfectly well with
# the server down — it just refuses every scrobble — and blocking here would
# make the order the two terminals are started in matter, which it should not.
if ! curl -sf "${PDS_URL}/health" >/dev/null 2>&1; then
    say "note: no personal data server answering at ${PDS_URL}"
    echo "  scrobbles will be refused until ./scripts/dev-pds.sh is running"
    echo
fi

say "scrobble MCP host on 127.0.0.1:${PORT}, writing to ${PDS_URL}"
echo "  .mcp.json  { \"type\": \"http\", \"url\": \"http://127.0.0.1:${PORT}/mcp\" }"
echo "  a session must be restarted to pick up a changed tool schema"
echo
exec cargo run --quiet -p vibescrobble-mcp --bin vibescrobble-mcp -- \
    --listen "127.0.0.1:${PORT}" --pds "$PDS_URL" "$@"