#!/usr/bin/env bash
# Test: warmup_schedule triggers warmup at the configured cron time.
#
# Strategy: set warmup_schedule to "* * * * *" (every minute) so the
# supervisor fires at the next 60-second boundary.  We also set a short
# dir-cache-time so the mount comes up fast.  After the mount is ready we
# wait up to 70 s for a "Scheduled warmup triggered" log line.
#
# Requires: root (for FUSE mounts), a real mock NAS for rclone to connect to.
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
source "$SCRIPT_DIR/../harness/helpers.sh"
source "$SCRIPT_DIR/../harness/mock-nas.sh"

require_root
setup_test_env
trap teardown_test_env EXIT

# Seed a file in the mock NAS so warmup has something to do
start_mock_nas
mkdir -p "$NAS_ROOT/warmup-dir"
echo "test content" > "$NAS_ROOT/warmup-dir/file.txt"

# Generate config with:
#   - a warmup rule pointing at the seeded directory
#   - warmup_schedule = "* * * * *" (every minute — fires within 60 s)
#   - warmup.auto = false (we rely on the cron schedule only)
gen_config \
    "warmup_auto=false" \
    "warmup_schedule=* * * * *" \
    "warmup.rules=[[warmup.rules]]\nshare = \"data\"\npath = \"warmup-dir\""

# Start warpgate and wait for the mount to be ready
start_warpgate
wait_for_mount 60
wait_for_rc_api 30

# The cron expression "* * * * *" fires every minute.
# We allow up to 90 s for the trigger log line to appear.
TIMEOUT=90
DEADLINE=$((SECONDS + TIMEOUT))
triggered=0
while [[ $SECONDS -lt $DEADLINE ]]; do
    if grep -q "Scheduled warmup triggered" "$TEST_DIR/warpgate.log" 2>/dev/null; then
        triggered=1
        break
    fi
    sleep 2
done

if [[ $triggered -eq 0 ]]; then
    echo "FAIL: 'Scheduled warmup triggered' not found in log within ${TIMEOUT}s"
    echo "--- warpgate.log tail ---"
    tail -30 "$TEST_DIR/warpgate.log" 2>/dev/null || true
    exit 1
fi

# Verify the schedule string appears in the trigger log line
if ! grep "Scheduled warmup triggered" "$TEST_DIR/warpgate.log" | grep -q "schedule"; then
    echo "FAIL: trigger log line should mention the schedule expression"
    exit 1
fi

echo "PASS: $(basename "$0" .sh)"