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

namespace FinlyticCore.Dtos.Sentiment;

/// <summary>
/// Individual analysis entry inside a Sector sentiment summary file.
/// </summary>
public record SectorAnalysisEntry
{
    /// <summary>
    /// Gets or sets the unique analysis ID.
    /// </summary>
    [JsonPropertyName("analysisId")]
    public string AnalysisId { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the timestamp in ISO-8601 format.
    /// </summary>
    [JsonPropertyName("timestamp")]
    public string Timestamp { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the related asset ISIN.
    /// </summary>
    [JsonPropertyName("relatedIsin")]
    public string RelatedIsin { get; init; } = string.Empty;

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

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

/// <summary>
/// Current summary aggregate header inside a Sector sentiment summary file.
/// </summary>
public record SectorCurrentSummary
{
    /// <summary>
    /// Gets or sets the sector compound score (-1.0 to +1.0).
    /// </summary>
    [JsonPropertyName("compoundScore")]
    public double CompoundScore { get; init; }

    /// <summary>
    /// Gets or sets the overall sector sentiment label ("POSITIVE", "NEGATIVE", "NEUTRAL").
    /// </summary>
    [JsonPropertyName("sentimentLabel")]
    public string SentimentLabel { get; init; } = "NEUTRAL";

    /// <summary>
    /// Gets or sets the total number of articles analyzed for this sector.
    /// </summary>
    [JsonPropertyName("totalArticlesAnalyzed")]
    public int TotalArticlesAnalyzed { get; init; }

    /// <summary>
    /// Gets or sets the total number of distinct companies in this sector.
    /// </summary>
    [JsonPropertyName("totalCompanies")]
    public int TotalCompanies { get; init; }

    /// <summary>
    /// Gets or sets the list of active asset ISINs influencing the sector.
    /// </summary>
    [JsonPropertyName("activeIsins")]
    public List<string> ActiveIsins { get; init; } = [];

    /// <summary>
    /// Gets or sets the overview text for the sector.
    /// </summary>
    [JsonPropertyName("text")]
    public string Text { get; init; } = string.Empty;
}

/// <summary>
/// Data transfer object for a Sector sentiment summary file.
/// </summary>
public record SectorSentimentSummaryDto
{
    /// <summary>
    /// Gets or sets the sector name.
    /// </summary>
    [JsonPropertyName("sector")]
    public string Sector { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the last updated timestamp in ISO-8601 format.
    /// </summary>
    [JsonPropertyName("lastUpdated")]
    public string LastUpdated { get; init; } = string.Empty;

    /// <summary>
    /// Gets or sets the current sector summary metrics and overview.
    /// </summary>
    [JsonPropertyName("currentSummary")]
    public SectorCurrentSummary CurrentSummary { get; init; } = new();

    /// <summary>
    /// Gets or sets the list of historical sector analysis entries.
    /// </summary>
    [JsonPropertyName("analyses")]
    public List<SectorAnalysisEntry> Analyses { get; init; } = [];
}