using System;
using System.IO;
using System.Linq;
using Paca.Browser;
using Paca.Browser.Permissions;
using Xunit;

namespace Paca.Tests.Browser;

public class ChromeSitePermissionsCoordinatorTests
{
    [Theory]
    [InlineData("https://www.youtube.com/watch?v=123", "https://www.youtube.com")]
    [InlineData("http://localhost:52100/index.html#hash", "http://localhost:52100")]
    [InlineData("https://meet.google.com:443/abc-def-ghi", "https://meet.google.com")]
    [InlineData("not a valid url", "")]
    public void CanonicalOrigin_Extracts_Scheme_Host_Port_Correctly(string raw, string expected)
    {
        var origin = ChromeSitePermissionsCoordinator.GetCanonicalOrigin(raw);
        Assert.Equal(expected, origin);
    }

    [Fact]
    public void SiteSecurityInfo_Reflects_Https_And_Permissions()
    {
        var coord = new ChromeSitePermissionsCoordinator();
        coord.SetPermission("https://app.slack.com", "Camera", PermissionVerdict.Allow);
        coord.SetPermission("https://app.slack.com", "Notifications", PermissionVerdict.Deny);

        var infoHttps = coord.GetSiteSecurityInfo("https://app.slack.com/messages/general");
        Assert.True(infoHttps.IsSecure);
        Assert.Equal("https://app.slack.com", infoHttps.Origin);
        Assert.Contains("Camera", infoHttps.AllowedPermissions);
        Assert.Contains("Notifications", infoHttps.BlockedPermissions);

        var infoHttp = coord.GetSiteSecurityInfo("http://insecure-site.org/login");
        Assert.False(infoHttp.IsSecure);
        Assert.Equal("Insecure", infoHttp.SecurityStatus);
    }

    [Fact]
    public void GeolocationOverride_Manages_Presets_And_Custom_Coordinates()
    {
        var coord = new ChromeSitePermissionsCoordinator();

        // Default: no override active
        Assert.Null(coord.CurrentGeolocationOverride);

        // Apply Seoul preset
        coord.ApplyGeolocationPreset("Seoul");
        Assert.NotNull(coord.CurrentGeolocationOverride);
        Assert.Equal("Seoul", coord.CurrentGeolocationOverride.Name);
        Assert.Equal(37.5665, Math.Round(coord.CurrentGeolocationOverride.Latitude, 4));
        Assert.Equal(126.9780, Math.Round(coord.CurrentGeolocationOverride.Longitude, 4));

        // Clear override
        coord.ClearGeolocationOverride();
        Assert.Null(coord.CurrentGeolocationOverride);

        // Custom override
        coord.SetCustomGeolocation(35.6762, 139.6503, 10.0, "Tokyo Tower");
        Assert.NotNull(coord.CurrentGeolocationOverride);
        Assert.Equal(35.6762, coord.CurrentGeolocationOverride.Latitude);
        Assert.Equal(139.6503, coord.CurrentGeolocationOverride.Longitude);
        Assert.Equal(10.0, coord.CurrentGeolocationOverride.Accuracy);
    }

    [Fact]
    public void Coordinator_Persistence_Saves_And_Restores_Correctly()
    {
        var tempFile = Path.Combine(Path.GetTempPath(), "paca_perm_coord_" + Guid.NewGuid().ToString("N") + ".json");
        try
        {
            var coord1 = new ChromeSitePermissionsCoordinator();
            coord1.SetPermission("https://maps.google.com", "Geolocation", PermissionVerdict.Allow);
            coord1.SetPermission("https://meet.google.com", "Microphone", PermissionVerdict.Allow);
            coord1.SaveToFile(tempFile);

            var coord2 = new ChromeSitePermissionsCoordinator();
            coord2.LoadFromFile(tempFile);

            Assert.Equal(PermissionVerdict.Allow, coord2.GetPermission("https://maps.google.com", "Geolocation"));
            Assert.Equal(PermissionVerdict.Allow, coord2.GetPermission("https://meet.google.com", "Microphone"));
            Assert.Equal(PermissionVerdict.Ask, coord2.GetPermission("https://meet.google.com", "Camera"));
        }
        finally
        {
            if (File.Exists(tempFile)) File.Delete(tempFile);
        }
    }
}