using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.Extensions.Logging;
using Schaad.Accounting.Interfaces;
using Schaad.Accounting.Models;

namespace Schaad.Accounting.Repositories
{
    public class BookingTextRepository : BaseRepository, IBookingTextRepository
    {
        private readonly string BOOKING_TEXTS = "BookingTexts.xml";

        public BookingTextRepository(ISettingsService settingsService, RepositoryCache cache, ILogger<BookingTextRepository> logger)
            : base(settingsService, cache, logger)
        {
            EnsureFileExists(BOOKING_TEXTS);
        }

        public Task<List<BookingText>> GetBookingTextListAsync() => LoadListAsync<BookingText>(BOOKING_TEXTS);

        public async Task SaveBookingTextAsync(BookingText bookingText)
        {
            var bookingTexts = await GetBookingTextListAsync();
            var idx = bookingTexts.FindIndex(t => t.Id == bookingText.Id);
            if (idx >= 0)
            {
                bookingTexts[idx] = bookingText;
            }
            else
            {
                bookingText.Id = Guid.NewGuid().ToString();
                bookingTexts.Add(bookingText);
            }
            await SaveAsync(bookingTexts, BOOKING_TEXTS);
        }

        public async Task<BookingText> GetBookingTextAsync(string id)
        {
            var bookingTexts = await GetBookingTextListAsync();
            return bookingTexts.FirstOrDefault(t => t.Id == id);
        }

        public async Task DeleteBookingTextAsync(string id)
        {
            var bookingTexts = await GetBookingTextListAsync();
            bookingTexts.RemoveAll(t => t.Id == id);
            await SaveAsync(bookingTexts, BOOKING_TEXTS);
        }
    }
}