using System.Text.Json.Serialization;
using FinlyticCore.Dtos.Sentiment;

namespace FinlyticCore.Dtos.News;

/// <summary>
/// Data transfer object representing a parsed and enriched news article with bundled sentiment metrics.
/// </summary>
public record NewsArticleDto
{
    /// <summary>
    /// Gets or sets the unique article identifier.
    /// </summary>
    [JsonPropertyName("id")]
    public Guid Id { get; init; }

    /// <summary>
    /// Gets or sets the title of the article.
    /// </summary>
    [JsonPropertyName("title")]
    public string Title { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the author of the article.
    /// </summary>
    [JsonPropertyName("author")]
    public string? Author { get; init; }

    /// <summary>
    /// Gets or sets a brief summary of the article content.
    /// </summary>
    [JsonPropertyName("summary")]
    public string? Summary { get; init; }

    /// <summary>
    /// Gets or sets the raw extracted text content of the article.
    /// </summary>
    [JsonPropertyName("contentRaw")]
    public string ContentRaw { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the language of the article (e.g. "en", "de").
    /// </summary>
    [JsonPropertyName("language")]
    public string? Language { get; init; }

    /// <summary>
    /// Gets or sets the unique source URL of the article.
    /// </summary>
    [JsonPropertyName("sourceUrl")]
    public string SourceUrl { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the timestamp when the article was scraped.
    /// </summary>
    [JsonPropertyName("scrapedAt")]
    public DateTime ScrapedAt { get; init; }

    /// <summary>
    /// Gets or sets the publication timestamp of the article.
    /// </summary>
    [JsonPropertyName("publishedAt")]
    public DateTime PublishedAt { get; init; }

    /// <summary>
    /// Gets or sets the list of classified assets referenced in the article.
    /// </summary>
    [JsonPropertyName("matchedAssets")]
    public List<MatchedAssetDto> MatchedAssets { get; init; } = [];

    /// <summary>
    /// Gets or sets the processing lifecycle state (e.g. "Pending", "Completed", "Analyzed").
    /// </summary>
    [JsonPropertyName("status")]
    public string Status { get; init; } = "Completed";

    /// <summary>
    /// Gets or sets the classified sentiment label ("POSITIVE", "NEGATIVE", "NEUTRAL").
    /// </summary>
    [JsonPropertyName("sentiment")]
    public string? Sentiment { get; init; }

    /// <summary>
    /// Gets or sets the compound sentiment score (-1.0 to +1.0).
    /// </summary>
    [JsonPropertyName("sentimentScore")]
    public double? SentimentScore { get; init; }

    /// <summary>
    /// Gets or sets the FinBERT classification confidence score (0.0 to 1.0).
    /// </summary>
    [JsonPropertyName("confidence")]
    public double? Confidence { get; init; }

    /// <summary>
    /// Gets or sets the detailed FinBERT result breakdown.
    /// </summary>
    [JsonPropertyName("finbertResult")]
    public FinBertResultDto? FinbertResult { get; init; }
}