#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
API_URL="${API_URL:-http://localhost:18980}"

cleanup() {
    echo "Cleaning up..."
}
trap cleanup EXIT

echo "=== Satellite Provider Performance Tests ==="
echo "API URL: $API_URL"
echo ""

PASS=0
FAIL=0

check_threshold() {
    local test_name="$1"
    local actual_ms="$2"
    local threshold_ms="$3"

    if (( actual_ms <= threshold_ms )); then
        echo "  ✓ $test_name: ${actual_ms}ms (threshold: ${threshold_ms}ms)"
        PASS=$((PASS + 1))
    else
        echo "  ✗ $test_name: ${actual_ms}ms EXCEEDS threshold ${threshold_ms}ms"
        FAIL=$((FAIL + 1))
    fi
}

echo "PT-02: Cached Tile Retrieval Latency (threshold: 500ms)"
START=$(date +%s%N)
HTTP_CODE=$(curl -s -o /dev/null -w "%{http_code}" "$API_URL/api/satellite/tiles/latlon?Latitude=47.461747&Longitude=37.647063&ZoomLevel=18")
END=$(date +%s%N)
ELAPSED_MS=$(( (END - START) / 1000000 ))

if [[ "$HTTP_CODE" == "200" ]]; then
    check_threshold "Cached tile retrieval" "$ELAPSED_MS" 500
else
    echo "  ✗ PT-02: HTTP $HTTP_CODE (expected 200) - tile may not be cached yet"
    FAIL=$((FAIL + 1))
fi

echo ""
echo "PT-06: Route Point Interpolation Speed (threshold: 5000ms)"
ROUTE_ID=$(uuidgen | tr '[:upper:]' '[:lower:]')
BODY="{\"id\":\"$ROUTE_ID\",\"name\":\"Perf Test\",\"regionSizeMeters\":300,\"zoomLevel\":18,\"points\":[{\"lat\":48.276067,\"lon\":37.384458},{\"lat\":48.270740,\"lon\":37.374029}]}"

START=$(date +%s%N)
HTTP_CODE=$(curl -s -o /dev/null -w "%{http_code}" -X POST -H "Content-Type: application/json" -d "$BODY" "$API_URL/api/satellite/route")
END=$(date +%s%N)
ELAPSED_MS=$(( (END - START) / 1000000 ))

if [[ "$HTTP_CODE" == "200" ]]; then
    check_threshold "Route creation (2 points)" "$ELAPSED_MS" 5000
else
    echo "  ✗ PT-06: HTTP $HTTP_CODE (expected 200)"
    FAIL=$((FAIL + 1))
fi

echo ""
echo "=== Performance Test Summary ==="
echo "  Passed: $PASS"
echo "  Failed: $FAIL"
echo ""

if [[ $FAIL -gt 0 ]]; then
    echo "FAILED: $FAIL performance threshold(s) exceeded"
    exit 1
fi

echo "ALL PERFORMANCE TESTS PASSED"
exit 0