using System.Text.Json.Serialization;
using MoShiro.Protocol;

namespace MoShiro.Agent;

/// <summary>要拨的一个监听节点的一条路径（一个 IP 族）：地址、端口和固定证书用的公钥。</summary>
public sealed class DialEndpoint
{
    [JsonPropertyName("ip_version")]
    public string IpVersion { get; set; } = IpVersions.V4;

    [JsonIgnore]
    public string PathKey => NodeId + "~" + IpVersion;

    [JsonPropertyName("node_id")]
    public string NodeId { get; set; } = "";

    [JsonPropertyName("host")]
    public string Host { get; set; } = "";

    [JsonPropertyName("tcp_port")]
    public int TcpPort { get; set; }

    [JsonPropertyName("quic_ports")]
    public List<int> QuicPorts { get; set; } = [7443];

    /// <summary>监听方的 TLS 证书公钥（SPKI，base64）：证书按它的 SHA-256 指纹固定，敲门密钥由它派生。</summary>
    [JsonPropertyName("public_key")]
    public string PublicKey { get; set; } = "";
}

/// <summary><c>dial_targets.json</c>：最近一次从面板同步到的拨号目标（配置，不是测量数据）；面板连不上时节点靠它继续测量。</summary>
public sealed class DialCache
{
    [JsonPropertyName("version")]
    public long Version { get; set; }

    [JsonPropertyName("targets")]
    public List<DialEndpoint> Targets { get; set; } = [];
}