#!/usr/bin/env bash
# go_example_1.sh — Start CanService + Paste + Sync agent
#
# Run on multiple machines (after git clone) and they will auto-sync
# all ingested assets via iroh's relay network. No port forwarding needed.

set -e
ROOT="$(cd "$(dirname "$0")" && pwd)"

cleanup() {
    echo ""
    echo "Shutting down..."
    [ -n "$CAN_PID" ]  && kill "$CAN_PID"  2>/dev/null
    [ -n "$SYNC_PID" ] && kill "$SYNC_PID" 2>/dev/null
    [ -n "$PASTE_PID" ] && kill "$PASTE_PID" 2>/dev/null
    wait 2>/dev/null
    exit 0
}
trap cleanup INT TERM EXIT

# Kill anything on our ports
echo "Cleaning up stale processes..."
lsof -ti:3210 2>/dev/null | xargs kill -9 2>/dev/null || true
lsof -ti:3211 2>/dev/null | xargs kill -9 2>/dev/null || true
sleep 0.5

# --- Build everything ---

echo "Building CanService..."
cargo build --manifest-path "$ROOT/Cargo.toml"

echo "Building Paste example..."
cargo build --manifest-path "$ROOT/examples/paste/Cargo.toml"

echo "Building CAN Sync agent..."
cargo build --manifest-path "$ROOT/examples/can-sync/Cargo.toml" --bin can-sync

# --- Start CanService ---

echo "Starting CanService on port 3210..."
cargo run --manifest-path "$ROOT/Cargo.toml" &
CAN_PID=$!

# Wait for CanService to be ready
echo "Waiting for CanService..."
for i in $(seq 1 30); do
    if curl -sf http://127.0.0.1:3210/api/v1/can/0/list >/dev/null 2>&1; then
        break
    fi
    if [ "$i" -eq 30 ]; then
        echo "CanService failed to start within 15s"
        exit 1
    fi
    sleep 0.5
done
echo "CanService ready."

# --- Start Sync agent ---

SYNC_CONFIG="$ROOT/examples/can-sync/config.yaml"
echo "Starting CAN Sync agent (P2P replication)..."
cargo run --manifest-path "$ROOT/examples/can-sync/Cargo.toml" --bin can-sync -- "$SYNC_CONFIG" &
SYNC_PID=$!
sleep 2

# --- Start Paste example ---

echo "Starting Paste on port 3211..."
cargo run --manifest-path "$ROOT/examples/paste/Cargo.toml" &
PASTE_PID=$!

echo ""
echo "Running:"
echo "  CanService  -> http://127.0.0.1:3210"
echo "  Paste UI    -> http://127.0.0.1:3211"
echo "  CAN Sync    -> P2P replication active (iroh relay)"
echo ""
echo "Sync passphrase: 'duke-canman-sync'"
echo "Any other machine running this script with the same passphrase"
echo "will automatically discover this instance and sync all assets."
echo ""
echo "Press Ctrl+C to stop all services."

# Wait for any process to exit
wait -n "$CAN_PID" "$PASTE_PID" "$SYNC_PID" 2>/dev/null || true