using Data.SeaHavenIndustries;
using Microsoft.EntityFrameworkCore;
using SeaHaven.DataServices.Interfaces;

namespace SeaHaven.DataServices.Implementation
{
    public class PMScheduleDataService : IPMScheduleDataService
    {
        private readonly ApplicationDbContext _context;

        public PMScheduleDataService(ApplicationDbContext context)
        {
            _context = context;
        }

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

        public async Task<PMSchedules?> GetByIdWithDetailsAsync(int id)
        {
            return await _context.PMSchedules
                .FirstOrDefaultAsync(p => p.Id == id);
        }

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

        public async Task<IEnumerable<PMSchedules>> GetAllWithDetailsAsync()
        {
            return await _context.PMSchedules
                .Include(x => x.Asset)
                .Include(x => x.Location)
                .OrderByDescending(x => x.Id)
                .ToListAsync();
        }

        public async Task<IEnumerable<PMSchedules>> GetByLocationIdAsync(int locationId)
        {
            return await _context.PMSchedules
                .Where(p => p.LocationId == locationId)
                .ToListAsync();
        }

        public async Task<(IEnumerable<PMSchedules> Items, int TotalCount)> GetPagedAsync(
            int page,
            int pageSize,
            string? search = null)
        {
            var query = _context.PMSchedules.AsQueryable();

            var totalCount = await query.CountAsync();
            var items = await query
                .OrderBy(p => p.Id)
                .Skip((page - 1) * pageSize)
                .Take(pageSize)
                .ToListAsync();

            return (items, totalCount);
        }

        public async Task<PMSchedules> AddAsync(PMSchedules schedule)
        {
            schedule.CreatedDate = DateTime.UtcNow;
            await _context.PMSchedules.AddAsync(schedule);
            await _context.SaveChangesAsync();
            return schedule;
        }

        public async Task UpdateAsync(PMSchedules schedule)
        {
            schedule.LastModificationTime = DateTime.UtcNow;
            _context.PMSchedules.Update(schedule);
            await _context.SaveChangesAsync();
        }

        public async Task DeleteAsync(int id)
        {
            var entity = await GetByIdAsync(id);
            if (entity != null)
            {
                _context.PMSchedules.Remove(entity);
                await _context.SaveChangesAsync();
            }
        }

        public async Task<bool> ExistsAsync(int id)
        {
            return await _context.PMSchedules.AnyAsync(p => p.Id == id);
        }

        public async Task<int> CountAsync()
        {
            return await _context.PMSchedules.CountAsync();
        }
    }
}