using Data.SeaHavenIndustries;
using Microsoft.AspNetCore.Identity;
using SeaHaven.DataServices.Dto;
using SeaHaven.DataServices.Interfaces;
using SeaHaven.Services.DTOs;
using SeaHaven.Services.Interfaces;

namespace SeaHaven.Services.Implementation
{
    public class SettingsService : ISettingsService
    {
        private readonly ISettingsDataService _dataService;
        private readonly UserManager<ApplicationUser> _userManager;

        public SettingsService(ISettingsDataService dataService, UserManager<ApplicationUser> userManager)
        {
            _dataService = dataService;
            _userManager = userManager;
        }

        public async Task AddCategoryAsync(string? name, CancellationToken cancellationToken)
        {
            await _dataService.AddCategoryAsync(name ?? "", cancellationToken);
        }

        public Task<bool> UpdateCategoryAsync(int? id, string? name, CancellationToken cancellationToken)
        {
            return _dataService.UpdateCategoryAsync(id ?? 0, name ?? "", cancellationToken);
        }

        public Task<bool> DeleteCategoryAsync(int id, CancellationToken cancellationToken)
        {
            return _dataService.DeleteCategoryCascadeAsync(id, cancellationToken);
        }

        public async Task<(IReadOnlyList<SettingsCategoryDTO> Items, int Total)> GetCategoryListAsync(int page, int pageSize, CancellationToken cancellationToken)
        {
            var (items, total) = await _dataService.GetCategoryListPagedAsync(page, pageSize, cancellationToken);
            return (items.Select(c => new SettingsCategoryDTO { Id = c.Id, Name = c.Name }).ToList(), total);
        }

        public async Task<(IReadOnlyList<SettingsTemplateDTO> Items, int Total)> GetTemplatesAsync(int page, int pageSize, CancellationToken cancellationToken)
        {
            var (items, total) = await _dataService.GetTemplatesPagedAsync(page, pageSize, cancellationToken);
            return (items.Select(MapTemplate).ToList(), total);
        }

        public async Task<(IReadOnlyList<SettingsUserDTO> Users, int Total)> GetUsersAsync(string? search, int page, int pageSize, CancellationToken cancellationToken)
        {
            var (users, total) = await _dataService.GetUsersPagedAsync(search, page, pageSize, cancellationToken);

            var filtered = new List<SettingsUserDTO>();
            foreach (var user in users)
            {
                var roles = await _userManager.GetRolesAsync(user);
                if (!roles.Contains("Admin"))
                {
                    filtered.Add(new SettingsUserDTO
                    {
                        RoleName = roles.Count() > 0 ? roles.First() : "",
                        Email = user.Email,
                        UserName = user.FirstName,
                        Date = user.CreatedDate?.Date.ToString(),
                        Status = user.UniqueName,
                        Id = user.Id
                    });
                }
            }

            return (filtered, total);
        }

        public async Task<IReadOnlyList<RoleDTO>> GetRolesAsync(CancellationToken cancellationToken)
        {
            var names = await _dataService.GetRoleNamesAsync(cancellationToken);
            var roles = new List<RoleDTO>();
            foreach (var name in names)
            {
                if (name == "Admin")
                {
                    roles.Add(new RoleDTO { Name = name, Description = "Full Access" });
                }
                else if (name == "Supervisor")
                {
                    roles.Add(new RoleDTO { Name = name, Description = "Access to Team's Work Orders Only" });
                }
                else if (name == "Manager")
                {
                    roles.Add(new RoleDTO { Name = name, Description = "Full access accept quotes" });
                }
                else if (name == "User")
                {
                    roles.Add(new RoleDTO { Name = name, Description = "Access to Assigned Work Orders Only" });
                }
            }
            return roles;
        }

        private static SettingsTemplateDTO MapTemplate(WorkOrder w)
        {
            return new SettingsTemplateDTO
            {
                Id = w.Id,
                IsDeleted = w.IsDeleted,
                createdby = w.createdby,
                DeleterUserId = w.DeleterUserId,
                DeletionTime = w.DeletionTime,
                CreatedDate = w.CreatedDate,
                LastModificationTime = w.LastModificationTime,
                LastModifierUserId = w.LastModifierUserId,
                InternalWONumber = w.InternalWONumber,
                ExternalWorkOrderId = w.ExternalWorkOrderId,
                WorkerOrderNumber = w.WorkerOrderNumber,
                WorkerOrderTitle = w.WorkerOrderTitle,
                Description = w.Description,
                Customer = w.Customer,
                SiteCode = w.SiteCode,
                Building = w.Building,
                Severity = w.Severity,
                DueDate = w.DueDate,
                AssignTo = w.AssignTo,
                LocationId = w.LocationId,
                LifecycleStatus = w.LifecycleStatus,
                LegacyStatus = w.LegacyStatus,
                WorkOrderType = w.WorkOrderType,
                Service = w.Service,
                PrimaryDispatchId = w.PrimaryDispatchId,
                ScheduledDate = w.ScheduledDate,
                ScheduledStart = w.ScheduledStart,
                ScheduledEnd = w.ScheduledEnd,
                TargetWeek = w.TargetWeek,
                ScheduleWeekOnly = w.ScheduleWeekOnly,
                OriginalWeek = w.OriginalWeek,
                OriginalDate = w.OriginalDate,
                RescheduleCount = w.RescheduleCount,
                CarriedOver = w.CarriedOver,
                OperationalFlags = w.OperationalFlags,
                DocStatus = w.DocStatus,
                AvettaTask = w.AvettaTask,
                AssignDate = w.AssignDate,
                DateReported = w.DateReported,
                SourceEmailS3Key = w.SourceEmailS3Key,
                Problem = w.Problem,
                Trade = w.Trade,
                SubTrade = w.SubTrade,
                VendorNTE = w.VendorNTE,
                CompletedDate = w.CompletedDate,
                Source = w.Source,
                istemplate = w.istemplate,
                PO = w.PO,
                TT = w.TT,
                Priority = w.Priority,
                Status = w.Status,
                Attachments = w.Attachments,
                BeforPhotoIssue = w.BeforPhotoIssue,
                BeforPhotoAttachment = w.BeforPhotoAttachment,
                AfterPhotoIssue = w.AfterPhotoIssue,
                AfterPhotoAttachment = w.AfterPhotoAttachment,
                SignOffName = w.SignOffName,
                SignOffAttachment = w.SignOffAttachment,
                SignOffSignature = w.SignOffSignature,
                RowVersion = w.RowVersion
            };
        }
    }
}