using Microsoft.EntityFrameworkCore;
using SurveyLib.Core.Models;
using SurveyLib.Core.Repositories;
using SurveyLib.Infrastructure.EFCore.Data;

namespace SurveyLib.Infrastructure.EFCore.Repositories;

public class QuestionRepository : IQuestionRepository
{
    private readonly SurveyDbContext _context;

    public QuestionRepository(SurveyDbContext context)
    {
        _context = context;
    }

    public async Task<QuestionBase?> GetByIdAsync(int id)
    {
        return await _context.Questions.FindAsync(id);
    }

    public async Task<IEnumerable<QuestionBase>> GetAllAsync()
    {
        return await _context.Questions.ToListAsync();
    }

    public async Task AddAsync(QuestionBase entity)
    {
        await _context.Questions.AddAsync(entity);
        await _context.SaveChangesAsync();
    }

    public async Task UpdateAsync(QuestionBase entity)
    {
        _context.Questions.Update(entity);
        await _context.SaveChangesAsync();
    }

    public async Task DeleteAsync(QuestionBase entity)
    {
        _context.Questions.Remove(entity);
        await _context.SaveChangesAsync();
    }

    public async Task<IEnumerable<QuestionBase>> GetQuestionsBySurveyId(int surveyId)
    {
        return await _context.Questions.Include(q => q.AnswerVariants).Where(q => q.SurveyId == surveyId).ToListAsync();
    }
}