using AcDream.Plugin.Abstractions;
using OpenAC.MosswartMassacre.Tests.Fakes;

namespace OpenAC.MosswartMassacre.Tests;

public sealed class PluginLifecycleTests
{
    [Fact]
    public void Enable_registers_the_mm_verb_and_login_loads_that_characters_settings()
    {
        var host = new FakeHost();
        host.Automation.IsAvailable = true;
        host.Automation.Character.Name = "Mossy";
        var plugin = new MosswartMassacrePlugin();
        plugin.Initialize(host);
        plugin.Enable();

        Assert.True(host.Commands.Handlers.ContainsKey("mm"));

        host.Automation.Character.IsInWorld = true;
        host.Events.RaiseLoginComplete();

        Assert.True(plugin.Context!.IsLoggedIn);
        Assert.Equal("Mossy", plugin.Context.CharacterName);
        Assert.Contains("[Mosswart Massacre] Mosswart Massacre has started!", host.ChatLines);
        Assert.NotNull(host.Storage.ReadText("settings.json"));

        plugin.Disable();
        Assert.False(host.Commands.Handlers.ContainsKey("mm"));
    }

    [Fact]
    public void A_second_login_is_a_relog_that_switches_character()
    {
        using var harness = new PluginHarness("Mossy");
        harness.Login();
        harness.Host.Automation.Character.Name = "Horan";

        harness.Plugin.OnLogin();

        Assert.Equal("Horan", harness.Context.CharacterName);
        Assert.Equal("Horan", harness.Context.Settings.CharacterName);
    }

    [Fact]
    public void Mm_without_a_subcommand_prints_usage_and_unknown_is_reported()
    {
        using var harness = new PluginHarness();
        harness.Login();

        harness.Context.Commands.Dispatch("");
        harness.Context.Commands.Dispatch("bogus");

        Assert.Contains("[Mosswart Massacre] Usage: /mm <command>. Try /mm help", harness.ChatLines);
        Assert.Contains("[Mosswart Massacre] Unknown /mm command: bogus. Try /mm help", harness.ChatLines);
    }

    [Fact]
    public void Ws_secret_and_url_are_stored_in_settings_not_code()
    {
        using var harness = new PluginHarness();
        harness.Login();

        harness.Context.Commands.Dispatch("ws secret abc 123");
        harness.Context.Commands.Dispatch("ws url wss://example.test/websocket/");

        Assert.Equal("abc 123", harness.Context.Settings.Current.BackendSecret);
        Assert.Equal("wss://example.test/websocket/", harness.Context.Settings.Current.BackendUrl);
        string stored = harness.Host.Storage.ReadText("settings.json")!;
        Assert.Contains("\"backend_secret\": \"abc 123\"", stored);
    }

    [Fact]
    public void Frames_are_not_sent_while_streaming_is_off()
    {
        using var harness = new PluginHarness(webSocketEnabled: false);
        harness.Login();

        harness.Context.Send(new { type = "x" });

        Assert.Empty(harness.Frames);
    }

    [Fact]
    public void The_mm_verb_routes_through_the_host_command_registry()
    {
        var host = new FakeHost();
        host.Automation.IsAvailable = true;
        host.Automation.Character.Name = "Mossy";
        var plugin = new MosswartMassacrePlugin();
        plugin.Initialize(host);
        plugin.Enable();

        host.Commands.Handlers["mm"](new PluginCommand("mm", "help", "/mm help"));

        Assert.Contains("[Mosswart Massacre] Mosswart Massacre Commands:", host.ChatLines);
        plugin.Disable();
    }
}