package renewchange

import (
	"context"
	"strings"

	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gtime"
	"github.com/gogf/gf/v2/util/gconv"
)

// OrderDO mirrors the production t_order table. It is repository-local
// because Worker does not generate DAO/DO/entity code for the order domain.
type OrderDO struct {
	g.Meta             `orm:"table:t_order, do:true"`
	Id                 any         `orm:"id"`
	OrderSn            any         `orm:"order_sn"`
	ParentOrderId      any         `orm:"parent_order_id"`
	ParentOrderSn      any         `orm:"parent_order_sn"`
	CustomerType       any         `orm:"customer_type"`
	CustomerAgentId    any         `orm:"customer_agent_id"`
	EndUserId          any         `orm:"end_user_id"`
	AgentId            any         `orm:"agent_id"`
	OrderType          any         `orm:"order_type"`
	OrderStatus        any         `orm:"order_status"`
	ShippingStatus     any         `orm:"shipping_status"`
	ReturnStatus       any         `orm:"return_status"`
	Consignee          any         `orm:"consignee"`
	Mobile             any         `orm:"mobile"`
	Email              any         `orm:"email"`
	Address            any         `orm:"address"`
	AreaCode           any         `orm:"area_code"`
	BuyerNote          any         `orm:"buyer_note"`
	AdminNote          any         `orm:"admin_note"`
	Remark             any         `orm:"remark"`
	ShippingMethod     any         `orm:"shipping_method"`
	LogisticsId        any         `orm:"logistics_id"`
	LogisticsName      any         `orm:"logistics_name"`
	ShippingTypeId     any         `orm:"shipping_type_id"`
	ShippingTypeName   any         `orm:"shipping_type_name"`
	TrackingNo         any         `orm:"tracking_no"`
	ShippingTime       *gtime.Time `orm:"shipping_time"`
	ReceivedTime       *gtime.Time `orm:"received_time"`
	PayType            any         `orm:"pay_type"`
	PayStatus          any         `orm:"pay_status"`
	PayOrderSn         any         `orm:"pay_order_sn"`
	PayTime            *gtime.Time `orm:"pay_time"`
	TotalAmount        any         `orm:"total_amount"`
	ProductAmount      any         `orm:"product_amount"`
	ShippingFee        any         `orm:"shipping_fee"`
	ServiceFee         any         `orm:"service_fee"`
	InvoiceFee         any         `orm:"invoice_fee"`
	CouponAmount       any         `orm:"coupon_amount"`
	DiscountAmount     any         `orm:"discount_amount"`
	Balance            any         `orm:"balance"`
	PaidAmount         any         `orm:"paid_amount"`
	OnlinePaidAmount   any         `orm:"online_paid_amount"`
	OfflinePaidAmount  any         `orm:"offline_paid_amount"`
	UnpaidAmount       any         `orm:"unpaid_amount"`
	UnrefundAmount     any         `orm:"unrefund_amount"`
	IsNeedCommission   any         `orm:"is_need_commission"`
	DistributionStatus any         `orm:"distribution_status"`
	TenantId           any         `orm:"tenant_id"`
	CreatedDept        any         `orm:"created_dept"`
	CreatedBy          any         `orm:"created_by"`
	CreatedAt          *gtime.Time `orm:"created_at"`
	UpdatedBy          any         `orm:"updated_by"`
	UpdatedAt          *gtime.Time `orm:"updated_at"`
}

// OrderItemDO mirrors the production t_order_item table.
type OrderItemDO struct {
	g.Meta           `orm:"table:t_order_item, do:true"`
	ItemId           any         `orm:"item_id"`
	OrderId          any         `orm:"order_id"`
	OrderSn          any         `orm:"order_sn"`
	CustomerType     any         `orm:"customer_type"`
	CustomerAgentId  any         `orm:"customer_agent_id"`
	EndUserId        any         `orm:"end_user_id"`
	Price            any         `orm:"price"`
	Quantity         any         `orm:"quantity"`
	ProductId        any         `orm:"product_id"`
	ProductName      any         `orm:"product_name"`
	ProductSn        any         `orm:"product_sn"`
	PicThumb         any         `orm:"pic_thumb"`
	SkuId            any         `orm:"sku_id"`
	SkuData          any         `orm:"sku_data"`
	DeliveryQuantity any         `orm:"delivery_quantity"`
	ProductType      any         `orm:"product_type"`
	IsGift           any         `orm:"is_gift"`
	AgentId          any         `orm:"agent_id"`
	PrepayPrice      any         `orm:"prepay_price"`
	Commission       any         `orm:"commission"`
	OriginPrice      any         `orm:"origin_price"`
	PromotionData    any         `orm:"promotion_data"`
	ExtraSkuData     any         `orm:"extra_sku_data"`
	PayMode          any         `orm:"pay_mode"`
	ServiceBeginTime *gtime.Time `orm:"service_begin_time"`
	ServiceEndTime   *gtime.Time `orm:"service_end_time"`
	TenantId         any         `orm:"tenant_id"`
	CreatedDept      any         `orm:"created_dept"`
	CreatedBy        any         `orm:"created_by"`
	CreatedAt        *gtime.Time `orm:"created_at"`
	UpdatedBy        any         `orm:"updated_by"`
	UpdatedAt        *gtime.Time `orm:"updated_at"`
}

// InsertContractOrder inserts a fully built order and returns its primary key.
// The order number must exist before the INSERT is issued.
func (r *Repository) InsertContractOrder(ctx context.Context, tx gdb.TX, order *OrderDO) (int64, error) {
	if err := ValidateOrderDO(order); err != nil {
		return 0, err
	}
	id, err := tx.Ctx(ctx).Model(TableOrder).Data(order).InsertAndGetId()
	if err != nil {
		return 0, gerror.Wrap(err, "insert order failed")
	}
	return id, nil
}

// InsertContractOrderItem inserts the aggregate order item for an order.
func (r *Repository) InsertContractOrderItem(ctx context.Context, tx gdb.TX, item *OrderItemDO) error {
	if err := ValidateOrderItemDO(item); err != nil {
		return err
	}
	_, err := tx.Ctx(ctx).Model(TableOrderItem).Data(item).Insert()
	return gerror.Wrap(err, "insert order item failed")
}

func ValidateOrderDO(order *OrderDO) error {
	if order == nil {
		return gerror.New("order cannot be nil")
	}
	if strings.TrimSpace(gconv.String(order.OrderSn)) == "" {
		return gerror.New("order number cannot be empty")
	}
	if gconv.Int64(order.CustomerAgentId) <= 0 {
		return gerror.New("order customer agent id must be greater than zero")
	}
	if gconv.Int64(order.AgentId) <= 0 {
		return gerror.New("order seller agent id must be greater than zero")
	}
	if strings.TrimSpace(gconv.String(order.TenantId)) == "" {
		return gerror.New("order tenant id cannot be empty")
	}
	if gconv.Int64(order.CreatedDept) <= 0 || gconv.Int64(order.CreatedBy) <= 0 || gconv.Int64(order.UpdatedBy) <= 0 {
		return gerror.New("order creator organization is incomplete")
	}
	if order.CreatedAt == nil || order.UpdatedAt == nil {
		return gerror.New("order audit time cannot be empty")
	}
	return nil
}

func ValidateOrderItemDO(item *OrderItemDO) error {
	if item == nil {
		return gerror.New("order item cannot be nil")
	}
	if gconv.Int64(item.OrderId) <= 0 {
		return gerror.New("order item order id must be greater than zero")
	}
	if strings.TrimSpace(gconv.String(item.OrderSn)) == "" {
		return gerror.New("order item order number cannot be empty")
	}
	if gconv.Int64(item.CustomerAgentId) <= 0 {
		return gerror.New("order item customer agent id must be greater than zero")
	}
	if gconv.Int64(item.AgentId) <= 0 {
		return gerror.New("order item seller agent id must be greater than zero")
	}
	if gconv.Int(item.Quantity) <= 0 {
		return gerror.New("order item quantity must be greater than zero")
	}
	if gconv.Int64(item.ProductId) <= 0 {
		return gerror.New("order item product id must be greater than zero")
	}
	if strings.TrimSpace(gconv.String(item.ProductName)) == "" || strings.TrimSpace(gconv.String(item.ProductSn)) == "" {
		return gerror.New("order item product contract is incomplete")
	}
	if item.ServiceBeginTime == nil || item.ServiceEndTime == nil || !item.ServiceEndTime.After(item.ServiceBeginTime) {
		return gerror.New("order item service period is invalid")
	}
	if strings.TrimSpace(gconv.String(item.TenantId)) == "" {
		return gerror.New("order item tenant id cannot be empty")
	}
	if gconv.Int64(item.CreatedDept) <= 0 || gconv.Int64(item.CreatedBy) <= 0 || gconv.Int64(item.UpdatedBy) <= 0 {
		return gerror.New("order item creator organization is incomplete")
	}
	if item.CreatedAt == nil || item.UpdatedAt == nil {
		return gerror.New("order item audit time cannot be empty")
	}
	return nil
}