using System.Data;
using Dapper;
using PlotLine.Models;

namespace PlotLine.Data;

public interface ICoreImportBasicLocationReviewRepository
{
    Task<CoreImportBasicLocationReview?> GetByPreviewAsync(int userId, Guid previewId);
    Task ResetByPreviewAsync(int userId, Guid previewId);
    Task<CoreImportBasicLocationReview> CreateAsync(int userId, Guid previewId, int projectId, int bookId, int? buildId);
    Task<CoreImportBasicLocationCandidate> SaveCandidateAsync(int reviewId, CoreImportBasicLocationCandidate candidate);
    Task DeleteEvidenceAsync(int candidateId);
    Task SaveEvidenceAsync(int candidateId, CoreImportBasicLocationEvidence evidence);
    Task CompletePreparationAsync(int reviewId, int rawObservationCount, int candidateCount);
    Task<(IReadOnlyList<CoreImportBasicLocationCandidate> Candidates, IReadOnlyList<CoreImportBasicLocationEvidence> Evidence)> ListCandidatesAsync(int reviewId);
    Task SaveDecisionAsync(int reviewId, CoreImportBasicLocationDecision decision);
    Task SetResultAsync(int reviewId, string stableKey, int resultLocationId);
    Task MarkCompleteAsync(int reviewId);
    Task MarkSkippedAsync(int reviewId);
}

public sealed class CoreImportBasicLocationReviewRepository(ISqlConnectionFactory connectionFactory) : ICoreImportBasicLocationReviewRepository
{
    public async Task<CoreImportBasicLocationReview?> GetByPreviewAsync(int userId, Guid previewId)
    {
        using var connection = connectionFactory.CreateConnection();
        return await connection.QuerySingleOrDefaultAsync<CoreImportBasicLocationReview>(
            "dbo.CoreImportBasicLocationReview_GetByPreview",
            new { UserID = userId, PreviewID = previewId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task ResetByPreviewAsync(int userId, Guid previewId)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_ResetByPreview",
            new { UserID = userId, PreviewID = previewId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task<CoreImportBasicLocationReview> CreateAsync(int userId, Guid previewId, int projectId, int bookId, int? buildId)
    {
        using var connection = connectionFactory.CreateConnection();
        return await connection.QuerySingleAsync<CoreImportBasicLocationReview>(
            "dbo.CoreImportBasicLocationReview_Create",
            new { UserID = userId, PreviewID = previewId, ProjectID = projectId, BookID = bookId, BuildID = buildId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task<CoreImportBasicLocationCandidate> SaveCandidateAsync(int reviewId, CoreImportBasicLocationCandidate candidate)
    {
        using var connection = connectionFactory.CreateConnection();
        return await connection.QuerySingleAsync<CoreImportBasicLocationCandidate>(
            "dbo.CoreImportBasicLocationReview_SaveCandidate",
            new
            {
                CoreImportBasicLocationReviewID = reviewId,
                candidate.StableKey,
                candidate.ProposedName,
                candidate.PreferredName,
                candidate.KnownNamesJson,
                candidate.ParentLocationID,
                candidate.ParentCandidateKey,
                candidate.ExistingLocationID,
                candidate.FirstChapterNumber,
                candidate.FirstSceneNumber,
                candidate.FirstOccurrenceIndex,
                candidate.ObservationCount,
                candidate.SortOrder
            },
            commandType: CommandType.StoredProcedure);
    }

    public async Task DeleteEvidenceAsync(int candidateId)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_DeleteEvidence",
            new { CoreImportBasicLocationCandidateID = candidateId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task SaveEvidenceAsync(int candidateId, CoreImportBasicLocationEvidence evidence)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_SaveEvidence",
            new
            {
                CoreImportBasicLocationCandidateID = candidateId,
                evidence.SceneID,
                evidence.ChapterID,
                evidence.ChapterNumber,
                evidence.SceneNumber,
                evidence.OccurrenceIndex,
                evidence.EvidenceText,
                evidence.SortOrder
            },
            commandType: CommandType.StoredProcedure);
    }

    public async Task CompletePreparationAsync(int reviewId, int rawObservationCount, int candidateCount)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_CompletePreparation",
            new { CoreImportBasicLocationReviewID = reviewId, RawObservationCount = rawObservationCount, CandidateCount = candidateCount },
            commandType: CommandType.StoredProcedure);
    }

    public async Task<(IReadOnlyList<CoreImportBasicLocationCandidate> Candidates, IReadOnlyList<CoreImportBasicLocationEvidence> Evidence)> ListCandidatesAsync(int reviewId)
    {
        using var connection = connectionFactory.CreateConnection();
        using var rows = await connection.QueryMultipleAsync(
            "dbo.CoreImportBasicLocationReview_ListCandidates",
            new { CoreImportBasicLocationReviewID = reviewId },
            commandType: CommandType.StoredProcedure);
        var candidates = (await rows.ReadAsync<CoreImportBasicLocationCandidate>()).ToList();
        var evidence = (await rows.ReadAsync<CoreImportBasicLocationEvidence>()).ToList();
        return (candidates, evidence);
    }

    public async Task SaveDecisionAsync(int reviewId, CoreImportBasicLocationDecision decision)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_SaveDecision",
            new
            {
                CoreImportBasicLocationReviewID = reviewId,
                decision.StableKey,
                decision.PreferredName,
                decision.Action,
                decision.ParentLocationID,
                decision.ParentCandidateKey,
                decision.SameAsLocationID,
                decision.SameAsCandidateKey
            },
            commandType: CommandType.StoredProcedure);
    }

    public async Task SetResultAsync(int reviewId, string stableKey, int resultLocationId)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_SetResult",
            new { CoreImportBasicLocationReviewID = reviewId, StableKey = stableKey, ResultLocationID = resultLocationId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task MarkCompleteAsync(int reviewId)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_MarkComplete",
            new { CoreImportBasicLocationReviewID = reviewId },
            commandType: CommandType.StoredProcedure);
    }

    public async Task MarkSkippedAsync(int reviewId)
    {
        using var connection = connectionFactory.CreateConnection();
        await connection.ExecuteAsync(
            "dbo.CoreImportBasicLocationReview_MarkSkipped",
            new { CoreImportBasicLocationReviewID = reviewId },
            commandType: CommandType.StoredProcedure);
    }
}