XFEEDToolBox

using System.Text.Json;
using XFEEDToolBox.Core.Native;

namespace XFEEDToolBox.Core.Execution;

public static class NativeTradeCapabilities
{
    public static bool SupportsDockedTrade(JsonElement description) =>
        description.ValueKind == JsonValueKind.Object
        && description.TryGetProperty("schema", out var schema) && schema.ValueKind == JsonValueKind.Number && schema.TryGetInt32(out var version) && version == 1
        && Text(description, "name") == "XFEEDToolBox.Navigation"
        && Flag(description, "verified")
        && Text(description, "gameSha256") == NativeSystemLocationReader.GameSha256
        && Flag(description, "commerceDockedReadiness")
        && Flag(description, "cgCommodityBatches");

    public static void RequireProductionFlight(JsonElement description)
    {
        if (!SupportsDockedTrade(description))
            throw new NotSupportedException("当前游戏的原生交易接口尚未验证，采购尚未启动。");
        if (!Flag(description, "supercruiseOverchargeControl") || !Flag(description, "interdictionEscapeControl"))
            throw new NotSupportedException("SCO温控、燃油控制和原始逃逸矢量尚未全部就绪，采购尚未启动。");
    }

    private static bool Flag(JsonElement value, string name) => value.TryGetProperty(name, out var flag) && flag.ValueKind == JsonValueKind.True;
    private static string? Text(JsonElement value, string name) => value.TryGetProperty(name, out var text) && text.ValueKind == JsonValueKind.String ? text.GetString() : null;
}