using System.Text.Json.Serialization;

namespace StellaOps.Provcache;

/// <summary>
/// Chunk included in the bundle with base64-encoded blob.
/// </summary>
public sealed record BundleChunk
{
    /// <summary>
    /// Zero-based chunk index.
    /// </summary>
    [JsonPropertyName("index")]
    public required int Index { get; init; }

    /// <summary>
    /// SHA256 hash for verification.
    /// </summary>
    [JsonPropertyName("hash")]
    public required string Hash { get; init; }

    /// <summary>
    /// Size in bytes.
    /// </summary>
    [JsonPropertyName("size")]
    public required int Size { get; init; }

    /// <summary>
    /// MIME type.
    /// </summary>
    [JsonPropertyName("contentType")]
    public required string ContentType { get; init; }

    /// <summary>
    /// Base64-encoded chunk data.
    /// </summary>
    [JsonPropertyName("data")]
    public required string Data { get; init; }
}