#!/usr/bin/env bash
# setup-agent-wsl-lucas.sh — preflight for the agent-wsl-lucas e2e suite.
#
# Verifies all upstream deps before letting Playwright run. Exits non-zero
# with actionable guidance when something is missing.
#
# Used by: e2e/tests/agent-wsl-lucas.spec.ts (issue 0144 / flow 0009).

set -uo pipefail

OK="\033[0;32m✓\033[0m"
BAD="\033[0;31m✗\033[0m"
WARN="\033[0;33m!\033[0m"
fails=0

say_ok()   { printf "  %b %s\n" "$OK"  "$*"; }
say_bad()  { printf "  %b %s\n" "$BAD" "$*"; fails=$((fails+1)); }
say_warn() { printf "  %b %s\n" "$WARN" "$*"; }

echo "[setup-agent-wsl-lucas] preflight check"
echo

# 1) device_agent listening on 10.42.0.10:7474
echo "1) device_agent /health on 10.42.0.10:7474"
if curl -fsS --max-time 5 "http://10.42.0.10:7474/health" >/dev/null 2>&1; then
    say_ok "device_agent reachable on http://10.42.0.10:7474"
else
    say_bad "device_agent not reachable on 10.42.0.10:7474."
    cat <<'EOF'
       Start it:
         cd projects/element_agents/apps/device_agent
         go build -o device_agent ./...
         ./device_agent --listen 10.42.0.10:7474 \
            --manifest ~/.config/device_agent/manifest.yaml \
            --audit /tmp/device_audit.db &

EOF
fi

# 2) audit DB exists and is readable
echo "2) /tmp/device_audit.db exists and is queryable"
DB="${DEVICE_AUDIT_DB:-/tmp/device_audit.db}"
if [ -f "$DB" ] && sqlite3 "$DB" "SELECT COUNT(*) FROM audit_log;" >/dev/null 2>&1; then
    n=$(sqlite3 "$DB" "SELECT COUNT(*) FROM audit_log;")
    say_ok "$DB OK ($n rows)"
else
    say_bad "$DB missing or unreadable."
    cat <<'EOF'
       Restart device_agent (see step 1) — it auto-creates the DB.
       If it persists, check write perms on /tmp.

EOF
fi

# 3) ssh to VPS works (key-based)
echo "3) ssh ${AGENT_LOG_SSH_TARGET:-organic-machine.com} (key-based, no password)"
SSH_TARGET="${AGENT_LOG_SSH_TARGET:-organic-machine.com}"
if ssh -o BatchMode=yes -o ConnectTimeout=5 "$SSH_TARGET" true 2>/dev/null; then
    say_ok "ssh $SSH_TARGET works"
else
    say_bad "ssh $SSH_TARGET failed (requires key-based auth)."
    cat <<'EOF'
       Add your public key to the VPS's ~/.ssh/authorized_keys, or set
       AGENT_LOG_SSH_TARGET to another alias in your ~/.ssh/config.

EOF
fi

# 4) systemd service active on VPS
echo "4) agents_and_robots.service active on $SSH_TARGET"
if ssh -o BatchMode=yes -o ConnectTimeout=5 "$SSH_TARGET" \
       'systemctl is-active agents_and_robots.service' 2>/dev/null | grep -q '^active$'; then
    say_ok "agents_and_robots.service is active"
else
    say_warn "agents_and_robots.service not active or unreachable (V1 test will skip)."
fi

# 5) per-agent log present
echo "5) /home/ubuntu/CodeProyects/agents_and_robots/logs/agent-wsl-lucas/<today>.jsonl"
TODAY=$(date -u +%F)
if ssh -o BatchMode=yes -o ConnectTimeout=5 "$SSH_TARGET" \
       "test -f /home/ubuntu/CodeProyects/agents_and_robots/logs/agent-wsl-lucas/${TODAY}.jsonl" 2>/dev/null; then
    say_ok "today's agent log exists"
else
    say_warn "today's log not found; M2/M3 may need wider window."
fi

# 6) e2e/.env present
echo "6) e2e/.env"
ENV_FILE="$(dirname "$0")/../.env"
if [ -f "$ENV_FILE" ]; then
    say_ok "$ENV_FILE present"
else
    say_warn "$ENV_FILE missing — copy from .env.example and fill in."
fi

# 7) node + playwright present
echo "7) node + npx playwright"
if command -v node >/dev/null && node --version >/dev/null 2>&1; then
    say_ok "node $(node --version)"
else
    say_bad "node not installed."
fi

# 8) sqlite3 CLI (fallback for the device-audit fixture)
echo "8) sqlite3 CLI (used as fallback if better-sqlite3 missing)"
if command -v sqlite3 >/dev/null; then
    say_ok "sqlite3 $(sqlite3 --version | awk '{print $1}')"
else
    say_warn "sqlite3 CLI missing; install better-sqlite3 via npm or apt install sqlite3."
fi

echo
if [ "$fails" -gt 0 ]; then
    echo "[setup-agent-wsl-lucas] $fails blocking issue(s). Fix the above first."
    exit 1
fi
echo "[setup-agent-wsl-lucas] all green — you can run:"
echo "    cd e2e && npx playwright test agent-wsl-lucas.spec.ts"