using KonSoft.Admin.Enums;
using KonSoft.Admin.ValueObjects;
using System;
using Volo.Abp;
using Volo.Abp.Domain.Entities.Auditing;
using Volo.Abp.Identity;

namespace KonSoft.Admin.Entities;

public class Order : FullAuditedAggregateRoot<Guid>
{
    private Order()
    {
    }


    public Order(Guid customerId, Guid serviceCategoryId, DateTime serviceTime, decimal amount,
        AddressInfo address, string? remark = null)
    {
        CustomerId = customerId;
        ServiceCategoryId = serviceCategoryId;
        ServiceTime = serviceTime;
        Amount = amount;
        Address = address;
        Remark = remark;
        Status = OrderStatus.Created;
    }

    /// <summary>
    ///     用户ID
    /// </summary>
    public Guid CustomerId { get; private set; }
    public virtual IdentityUser Customer { get; private set; }

    /// <summary>
    ///     家政人员ID
    /// </summary>
    public Guid? HouseholdWorkerId { get; private set; }
    public IdentityUser? HouseholdWorker { get; private set; }

    /// <summary>
    ///     服务项目ID
    /// </summary>
    public Guid ServiceCategoryId { get; private set; }

    /// <summary>
    ///     服务预约时间
    /// </summary>
    public DateTime ServiceTime { get; private set; }

    /// <summary>
    /// 订单状态
    /// </summary>
    public OrderStatus Status { get; private set; }

    /// <summary>
    ///     应付金额
    /// </summary>
    public decimal Amount { get; private set; }

    /// <summary>
    ///     实付金额
    /// </summary>
    public decimal PaidAmount { get; private set; }

    /// <summary>
    ///     支付方式
    /// </summary>
    public string PaymentMethod { get; private set; }

    /// <summary>
    ///     地址
    /// </summary>
    public AddressInfo Address { get; private set; }

    /// <summary>
    ///     备注
    /// </summary>
    public string? Remark { get; private set; }

    /// <summary>
    ///     取消原因
    /// </summary>
    public string? CancelReason { get; private set; }


    //public void MarkPaid(decimal paidAmount, string method)
    //{
    //    if (Status != OrderStatus.PendingPayment)
    //    {
    //        throw new InvalidOperationException("订单不在待付款状态");
    //    }


    //    PaidAmount = paidAmount;
    //    PaymentMethod = method;
    //    Status = OrderStatus.PaidWaitingAssign;
    //}


    public void AssignWorker(Guid workerId)
    {
        if (Status != OrderStatus.Created)
        {
            throw new BusinessException("订单无法分配师傅");
        }


        HouseholdWorkerId = workerId;
        Status = OrderStatus.Assigned;
    }

    public void RejectOrder(Guid workerId)
    {
        if (Status != OrderStatus.Created)
        {
            throw new BusinessException("订单无法分配师傅");
        }
        if (HouseholdWorkerId != workerId)
        {
            throw new BusinessException("订单不属于你,无法退单");
        }


        Status = OrderStatus.Created;
    }


    public void PayServiceCallFee()
    {
        if (Status != OrderStatus.Assigned)
        {
            throw new BusinessException("订单无法支付上门费");
        }


        Status = OrderStatus.ServiceCallPaymentComplete;
    }


    public void Pay()
    {
        if (Status != OrderStatus.ServiceCompleted)
        {
            throw new BusinessException("订单服务未完成无法支付");
        }

        Status = OrderStatus.PaymentPending;
    }


    public void StartService()
    {
        if (Status != OrderStatus.ServiceCallPaymentComplete)
        {
            throw new BusinessException("订单未支付上门费无法开始");
        }

        Status = OrderStatus.ServiceStarted;
    }


    public void CompleteService()
    {
        if (Status != OrderStatus.ServiceStarted)
        {
            throw new BusinessException("订单未开始,无法完成");
        }

        Status = OrderStatus.ServiceCompleted;
    }




    public void Cancel(string reason)
    {
        // 若已完成或退款中则不可取消
        if (Status == OrderStatus.ServiceCompleted || Status == OrderStatus.Cancelled || Status == OrderStatus.Refunded)
        {
            throw new BusinessException("订单无法被取消");
        }


        CancelReason = reason;
        Status = OrderStatus.Cancelled;
    }
}