using System;
using System.Collections.Generic;
using System.Text.Json.Serialization;

namespace StellaOps.Scanner.WebService.Contracts;

public sealed record ProofSpineListResponseDto
{
    [JsonPropertyName("items")]
    public IReadOnlyList<ProofSpineSummaryDto> Items { get; init; } = Array.Empty<ProofSpineSummaryDto>();

    [JsonPropertyName("total")]
    public int Total { get; init; }
}

public sealed record ProofSpineSummaryDto
{
    [JsonPropertyName("spineId")]
    public string SpineId { get; init; } = string.Empty;

    [JsonPropertyName("artifactId")]
    public string ArtifactId { get; init; } = string.Empty;

    [JsonPropertyName("vulnerabilityId")]
    public string VulnerabilityId { get; init; } = string.Empty;

    [JsonPropertyName("verdict")]
    public string Verdict { get; init; } = string.Empty;

    [JsonPropertyName("segmentCount")]
    public int SegmentCount { get; init; }

    [JsonPropertyName("createdAt")]
    public DateTimeOffset CreatedAt { get; init; }
}

public sealed record ProofSpineResponseDto
{
    [JsonPropertyName("spineId")]
    public string SpineId { get; init; } = string.Empty;

    [JsonPropertyName("artifactId")]
    public string ArtifactId { get; init; } = string.Empty;

    [JsonPropertyName("vulnerabilityId")]
    public string VulnerabilityId { get; init; } = string.Empty;

    [JsonPropertyName("policyProfileId")]
    public string PolicyProfileId { get; init; } = string.Empty;

    [JsonPropertyName("verdict")]
    public string Verdict { get; init; } = string.Empty;

    [JsonPropertyName("verdictReason")]
    public string VerdictReason { get; init; } = string.Empty;

    [JsonPropertyName("rootHash")]
    public string RootHash { get; init; } = string.Empty;

    [JsonPropertyName("scanRunId")]
    public string ScanRunId { get; init; } = string.Empty;

    [JsonPropertyName("segments")]
    public IReadOnlyList<ProofSegmentDto> Segments { get; init; } = Array.Empty<ProofSegmentDto>();

    [JsonPropertyName("createdAt")]
    public DateTimeOffset CreatedAt { get; init; }

    [JsonPropertyName("supersededBySpineId")]
    public string? SupersededBySpineId { get; init; }

    [JsonPropertyName("verification")]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public ProofSpineVerificationDto? Verification { get; init; }
}

public sealed record ProofSegmentDto
{
    [JsonPropertyName("segmentId")]
    public string SegmentId { get; init; } = string.Empty;

    [JsonPropertyName("segmentType")]
    public string SegmentType { get; init; } = string.Empty;

    [JsonPropertyName("index")]
    public int Index { get; init; }

    [JsonPropertyName("inputHash")]
    public string InputHash { get; init; } = string.Empty;

    [JsonPropertyName("resultHash")]
    public string ResultHash { get; init; } = string.Empty;

    [JsonPropertyName("prevSegmentHash")]
    public string? PrevSegmentHash { get; init; }

    [JsonPropertyName("envelope")]
    public DsseEnvelopeDto Envelope { get; init; } = new();

    [JsonPropertyName("toolId")]
    public string ToolId { get; init; } = string.Empty;

    [JsonPropertyName("toolVersion")]
    public string ToolVersion { get; init; } = string.Empty;

    [JsonPropertyName("status")]
    public string Status { get; init; } = string.Empty;

    [JsonPropertyName("createdAt")]
    public DateTimeOffset CreatedAt { get; init; }

    [JsonPropertyName("verificationErrors")]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public IReadOnlyList<string>? VerificationErrors { get; init; }
}

public sealed record DsseEnvelopeDto
{
    [JsonPropertyName("payloadType")]
    public string PayloadType { get; init; } = string.Empty;

    [JsonPropertyName("payload")]
    public string Payload { get; init; } = string.Empty;

    [JsonPropertyName("signatures")]
    public IReadOnlyList<DsseSignatureDto> Signatures { get; init; } = Array.Empty<DsseSignatureDto>();
}

public sealed record DsseSignatureDto
{
    [JsonPropertyName("keyid")]
    [JsonPropertyOrder(0)]
    public string KeyId { get; init; } = string.Empty;

    [JsonPropertyName("sig")]
    [JsonPropertyOrder(1)]
    public string Sig { get; init; } = string.Empty;

    [JsonPropertyName("algorithm")]
    [JsonPropertyOrder(2)]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public string? Algorithm { get; init; }

    [JsonPropertyName("signature")]
    [JsonPropertyOrder(3)]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public string? Signature { get; init; }
}

public sealed record ProofSpineVerificationDto
{
    [JsonPropertyName("isValid")]
    public bool IsValid { get; init; }

    [JsonPropertyName("errors")]
    public IReadOnlyList<string> Errors { get; init; } = Array.Empty<string>();
}