using FreeTubeSync.Model;

namespace FreeTubeSync.EndPoints;

public static class HistoryEndpoint
{
    public static void MapHistoryEndpoints(this WebApplication app)
    {
        var group = app.MapGroup("history");

        group.MapGet("/", GetAllHistory);
        group.MapGet("/{id}", GetHistory);
        group.MapPost("/", UpdateHistory);
        group.MapDelete("/{id}", DeleteHistory);
    }
    
    private static async Task<IResult> GetAllHistory(IRepository<History> repository, CancellationToken ct)
    {
        var results = await repository.GetAllAsync(ct);
        return Results.Ok(results);
    }

    private static async Task<IResult> GetHistory(IRepository<History> repository, string id, CancellationToken ct)
    {
        var result = await repository.GetByIdAsync(id, ct);
        return result == null ? Results.NotFound() : Results.Ok(result);
    }
    private static async Task<IResult> UpdateHistory(IRepository<History> repository, History history, CancellationToken ct, ILogger<Program> logger)
    {
        var results = await repository.GetByIdAsync(history._id, ct);
        if (results == null)
        {
            try
            {
                logger.LogInformation("History {id} does not exist, adding it to the database  Thread: {thread}",
                    history._id, Thread.CurrentThread.ManagedThreadId);
                await repository.AddAsync(history, ct);
            }
            catch (Exception ex)
            {
                logger.LogError("Failed to create history {json}", history._id);
                return Results.StatusCode(500);
            }
        }
        else
        {
            logger.LogInformation("History {id} exists, updating the database. Thread: {thread}", history._id,
                Thread.CurrentThread.ManagedThreadId);
            results.UpdateFrom(history);
            await repository.UpdateAsync(results, ct);
        }
        return Results.Ok();
    }

    private static async Task<IResult> DeleteHistory(IRepository<History> repository, string id, CancellationToken ct)
    {
        var result = await repository.GetByIdAsync(id, ct);
        if (result == null) return Results.NotFound();
        await repository.DeleteAsync(result, ct);
        return Results.Ok();
    }
}