using System;

/// <summary>
/// Replay JSON DTOs for admin-panel playback.
/// Playback contract:
/// 1. Advance playbackTime with real time (scaled).
/// 2. Binary-search frames by t; Hermite-interpolate x/y using vx/vy between neighbors.
/// 3. On reset/goal events (discontinuities): snap to the sample at/after t — do not blend across.
/// 4. Fire SFX on hit/goal when playbackTime crosses event t.
/// </summary>
[Serializable]
public class ReplayFile
{
    public int version = 1;
    public int matchId;
    /// <summary>True for localhost practice / tutorial host matches (no dedicated matchmaker id).</summary>
    public bool isPractice;
    public float fixedDeltaTime;
    public float duration;
    public ReplayEntity[] entities;
    public ReplayFrame[] frames;
    public ReplayEvent[] events;
}

[Serializable]
public class ReplayEntity
{
    public int id;
    /// <summary>"ball" or "puck"</summary>
    public string type;
    /// <summary>"Red", "Blue", or empty for ball</summary>
    public string team;
}

[Serializable]
public class ReplayFrame
{
    public float t;
    public float[] x;
    public float[] y;
    public float[] vx;
    public float[] vy;
}

[Serializable]
public class ReplayEvent
{
    public float t;
    /// <summary>"hit", "goal", or "reset"</summary>
    public string type;
    /// <summary>For hits: "puck_puck", "ball_puck", or "ball_wall"</summary>
    public string kind;
    public float vol;
    /// <summary>Entity id for spatial cueing; -1 when N/A</summary>
    public int id = -1;
    /// <summary>For goals: conceding team ("Red"/"Blue")</summary>
    public string team;
    public int redScore;
    public int blueScore;
    public bool kickoff;
}