using System.Text.Json;
using System.Text.Json.Serialization;
using YMhut.Box.Core.Plugins;

namespace YMhut.Box.Core.Plugins.Runtime;

public static class PluginRuntimeProtocol
{
    public const string Version = "2";
    public const string Ready = "ready";
    public const string Ping = "ping";
    public const string Pong = "pong";
    public const string Launch = "launch";
    public const string ShellStart = "shellStart";
    public const string ShellInput = "shellInput";
    public const string ShellOutput = "shellOutput";
    public const string ShellExit = "shellExit";
    public const string BridgeCall = "bridgeCall";
    public const string Log = "log";
    public const string Cancel = "cancel";
    public const string Shutdown = "shutdown";
    public const string Error = "error";

    private static readonly JsonSerializerOptions JsonOptions = new(JsonSerializerDefaults.Web)
    {
        WriteIndented = false,
        PropertyNameCaseInsensitive = true,
        Converters =
        {
            new JsonStringEnumConverter<PluginRuntimeKind>(),
            new JsonStringEnumConverter<PluginRuntimeSessionStatus>(),
            new JsonStringEnumConverter<ShellOutputStream>()
        }
    };

    public static string Serialize(PluginRuntimeMessage message)
    {
        return JsonSerializer.Serialize(message, JsonOptions);
    }

    public static PluginRuntimeMessage? Deserialize(string line)
    {
        return JsonSerializer.Deserialize<PluginRuntimeMessage>(line, JsonOptions);
    }
}

public sealed record PluginRuntimeMessage(
    string Type,
    string RequestId = "",
    string? Version = null,
    PluginRuntimeLaunchRequest? LaunchRequest = null,
    PluginRuntimeSession? Session = null,
    ShellCommandSpec? ShellCommand = null,
    ShellOutputEvent? ShellOutput = null,
    string? ShellInput = null,
    PluginBridgeRequest? BridgeRequest = null,
    PluginBridgeResponse? BridgeResponse = null,
    string? LogLevel = null,
    string? LogCategory = null,
    string? LogMessage = null,
    string? LogDetail = null,
    int? ExitCode = null,
    string? Error = null,
    string? SessionToken = null,
    string? Origin = null);