using Newtonsoft.Json;
using SJZY.Track.Application.Dtos.ProvideServices;
using SJZY.Track.Domain;
using SJZY.Track.Domain.OrderAggregate;
using SJZY.UserCenter.HttpApi.Services;

namespace SJZY.Track.Application.Services.ProvideServices;

/// <summary>
/// 订单服务
/// </summary>
[ApiExplorerSettings(GroupName = "提供接口")]
public class OrderService: ApplicationService
{
    private readonly IOrderRepository _orderRepository;

    public OrderService(IOrderRepository orderRepository)
    {
        _orderRepository = orderRepository;
    }

    /// <summary>
    /// 创建订单
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    /// <exception cref="BusinessException"></exception>
    [HttpPost("Order/Create")]
    public async Task<bool> CreateOrderAsync(CreateOrderInput input)
    {
        if (await _orderRepository.IsAnyAsync(x =>
                x.OrderType == input.NoInfo.NoType && x.OrderNo == input.NoInfo.OrderNo))
        {
            throw new BusinessException(message: $"单号：{input.NoInfo.OrderNo}已存在");
        }

        var order = new OrderEntity
        {
            CustomId = input.ClientId,
            OrderDetails = JsonConvert.SerializeObject(input.Details),
            OrderNo = input.NoInfo.OrderNo,
            OrderType = input.NoInfo.NoType,
            SubSystemId = CurrentUserRequest.SubSystemId
        };

        using var tran = TransactionHelper.GetReadCommitted();
        
        // 创建订单
        var orderId = await _orderRepository.InsertReturnIdentityAsync(order);
        
        // 创建订单模板
        var templates = input.Templates.Select(x => new OrderTemplateEntity
        {
            OrderId = orderId,
            ServiceProviderId = x.ServiceProviderId,
            TrackTemplateId = x.TemplateId
        }).ToList();
        await _orderRepository.CreateOrderTemplatesAsync(templates);
        tran.Complete();

        return true;
    }
    
    /// <summary>
    /// 关联订单
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("Order/Link")]
    public async Task<bool> LinkOrderAsync(LinkOrderInput input)
    {
        // var distinctOrderNos = input.LinkedOrderInfos.Distinct().ToList();
        //
        // var links = input.LinkedOrderInfos.Select(x => new OrderLinkEntity
        // {
        //     LinkOrderId = x.,
        //     OrderId = 0
        // })
        // _orderRepository.LinkOrderAsync();

        return true;
    }
}