import hocAuth from "@/hocs/auth";
import { CommonComponent } from "@/types/typings";
import { View } from "@tarojs/components";
import { purchase } from "@/constant";
import { useEffect, useRef, useState } from "react";
import {
  Icon,
  MelonFarmer,
  MelonFarmerRef,
  OrderCost,
  OrderCostItem,
  OrderCostItemRef,
  OrderCostRef,
  OrderOption,
  OrderOptionRef,
  OrderPackage,
  OrderPackageRef,
  OrderVehicle,
  OrderVehicleRef,
  SupplierList,
  TicketUpload,
  Weigh,
  WeighRef,
} from "@/components";
import { business } from "@/services";
import { buildUrl, generateShortId, SupplierWeightCalculator } from "@/utils";
import Taro from "@tarojs/taro";
import { Button } from "@nutui/nutui-react-taro";

const defaultSupplierList: Partial<BusinessAPI.OrderSupplier>[] = [
  {
    orderSupplierId: generateShortId(),
    supplierId: "",
    name: "瓜农1",
    idCard: "",
    bankCard: "",
    phone: "",
    selected: true,
    wechatQr: "",
    isLast: undefined,

    // 空磅是否包含纸箱
    isPaper: undefined,
    // 空磅重量
    emptyWeight: undefined,
    // 总磅重量
    totalWeight: undefined,
    // 采购单价
    purchasePrice: undefined,
    // 空磅照片
    emptyWeightImg: "",
    // 总磅照片
    totalWeightImg: "",
    orderPackageList: [],
    packageUsage: [
      {
        boxType: "USED",
        isUsed: 0,
      },
      {
        boxType: "EXTRA_USED",
        isUsed: 0,
      },
      {
        boxType: "EXTRA",
        isUsed: 0,
      },
      {
        boxType: "REMAIN",
        isUsed: 0,
      },
      {
        boxType: "OWN",
        isUsed: 0,
      },
    ],
  },
];

export default hocAuth(function Page(props: CommonComponent) {
  const { router, userRoleVO, setLoading } = props;

  const orderId = router.params.orderId as string;
  const defaultStep = router.params.step as number;
  const defaultActive = router.params.active as number;
  const defaultSupplierId = router.params.supplierId as string;
  const defaultOrderSupplierId = router.params.orderSupplierId as string;

  const orderOptionRef = useRef<OrderOptionRef>(null);
  const vehicleRef = useRef<OrderVehicleRef>(null);
  // 创建MelonFarmer组件的ref数组
  const melonFarmerRefs = useRef<MelonFarmerRef[]>([]);
  // 创建Weigh组件的ref数组
  const weighRefs = useRef<WeighRef[]>([]);
  // 创建OrderCost组件的ref
  const orderCostRef = useRef<OrderCostRef>(null);
  // 创建OrderCostItem组件的ref
  const orderCostItemRef = useRef<OrderCostItemRef>(null);
  // 创建OrderPackage组件的ref
  const orderPackageRefs = useRef<OrderPackageRef[]>([]);

  const [purchaseOrder, setPurchaseOrder] =
    useState<BusinessAPI.PurchaseOrderVO>();

  const [step, setStep] = useState<any>();

  useEffect(() => {
    if (orderId) {
      setLoading(true);
      business.purchaseOrder
        .showPurchaseOrder({
          purchaseOrderShowQry: {
            orderId: orderId,
          },
        })
        .then(({ data: { data: purchaseOrder, success } }) => {
          if (success && purchaseOrder) {
            // 如果订单状态不是草稿，则跳转到预览页面
            if (
              purchaseOrder.state !== "DRAFT" &&
              userRoleVO.slug === "origin-entry"
            ) {
              Taro.redirectTo({
                url: buildUrl("/pages/purchase/enter/preview", {
                  orderId: purchaseOrder.orderId,
                }),
              });
              return;
            }

            setPurchaseOrder(purchaseOrder);
            const orderSupplierList1 = purchaseOrder.orderSupplierList as any;
            if (defaultOrderSupplierId) {
              const index = orderSupplierList1.findIndex(
                (item: any) => item.orderSupplierId === defaultOrderSupplierId,
              );
              orderSupplierList1[index].selected = true;
            } else {
              orderSupplierList1[0].selected = true;
            }

            console.log("defaultStep", defaultStep);
            let active: number;
            if (defaultActive) {
              active = defaultActive;
            } else if (defaultStep) {
              active = defaultStep;
            } else {
              active = purchaseOrder.active || 1;
              if (active < 1 || active > purchase.steps.length - 1) {
                active = 1;
              }
            }

            console.log("active", active);

            setPurchaseOrder({
              ...purchaseOrder,
              active,
              orderSupplierList: orderSupplierList1,
            });
          }
        })
        .catch((err) => {
          console.error("获取采购订单失败:", err);
        })
        .finally(() => {
          setLoading(false);
        });
    } else {
      setPurchaseOrder({
        ...purchaseOrder!,
        active: 1,
        orderSupplierList: defaultSupplierList as any,
      });
    }
  }, [orderId]);

  useEffect(() => {
    setStep(purchase.steps[purchaseOrder?.active! - 1]);
  }, [purchaseOrder?.active]);

  // useEffect(() => {
  //   if (defaultStep) {
  //     setPurchaseOrder((prev) => ({
  //       ...prev!,
  //       active: defaultStep + 1,
  //     }));
  //   }
  // }, [defaultStep]);

  const setOrderSupplierList = (
    orderSupplierList: BusinessAPI.OrderSupplier[],
  ) => {
    setPurchaseOrder((prev) => ({
      ...prev!,
      orderSupplierList,
    }));
  };

  useEffect(() => {
    if (defaultSupplierId) {
      setLoading(true);
      business.supplier
        .showSupplier({
          supplierShowQry: {
            supplierId: defaultSupplierId,
          },
        })
        .then(({ data: { data: supplierVO } }) => {
          if (supplierVO) {
            setOrderSupplierList([
              {
                orderSupplierId: generateShortId(),
                ...supplierVO,
                selected: true,
              } as any,
            ]);
          }
        })
        .finally(() => {
          setLoading(false);
        });
    }
  }, [defaultSupplierId]);

  if (step === undefined) {
    return;
  }

  return (
    <>
      <View className={"sticky top-0 z-11"}>
        {step.value < purchase.steps.length && (
          <View className="h-12 bg-white p-2.5 shadow-sm">
            <View className="step-indicator flex h-2 rounded-full bg-gray-200">
              <View
                className="bg-primary rounded-full"
                style={`width: ${(100 / purchase.steps.length) * step.value}%`}
              ></View>
            </View>
            <View className="mt-1 text-sm font-bold text-[#000000]">
              {step.title.replace("{}", purchase.steps.length - 1)}
            </View>
          </View>
        )}

        {step.value >= 2 && step.value <= 5 && (
          <SupplierList
            value={purchaseOrder as any}
            onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
              setPurchaseOrder(purchaseOrder);
            }}
            melonFarmerRefs={melonFarmerRefs}
            weighRefs={weighRefs}
            orderPackageRefs={orderPackageRefs}
          />
        )}
      </View>

      <View className={"flex-1 bg-[#D1D5DB]"}>
        {/* 车辆信息 */}
        {step.value === 1 && (
          <OrderVehicle
            value={purchaseOrder as any}
            onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
              setPurchaseOrder((prev) => {
                return {
                  ...prev!,
                  ...purchaseOrder,
                };
              });
            }}
            ref={vehicleRef}
          />
        )}

        {/* 瓜农信息 */}
        {purchaseOrder?.orderSupplierList?.map(
          (item: BusinessAPI.OrderSupplier, index) => {
            if (!item.selected) {
              return;
            }

            if (step.value === 2) {
              // 确保ref数组足够长
              while (melonFarmerRefs.current.length <= index) {
                melonFarmerRefs.current.push({
                  validate: () => true, // 默认验证方法
                } as MelonFarmerRef);
              }

              return (
                <MelonFarmer
                  index={index}
                  key={item.orderSupplierId}
                  value={purchaseOrder as any}
                  onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
                    setPurchaseOrder((prev) => {
                      return {
                        ...prev!,
                        ...purchaseOrder,
                        orderSupplierList: new SupplierWeightCalculator(
                          purchaseOrder?.orderSupplierList,
                        ).calculate(),
                      };
                    });
                  }}
                  ref={(ref) => {
                    if (ref) {
                      melonFarmerRefs.current[index] = ref;
                    }
                  }}
                />
              );
            }

            // 称重信息
            if (step.value === 3) {
              // 确保ref数组足够长
              while (weighRefs.current.length <= index) {
                weighRefs.current.push({
                  validate: () => true, // 默认验证方法
                } as WeighRef);
              }

              return (
                <Weigh
                  index={index}
                  key={item.orderSupplierId}
                  value={purchaseOrder as any}
                  onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
                    setPurchaseOrder((prev) => {
                      return {
                        ...prev!,
                        ...purchaseOrder,
                        orderSupplierList: new SupplierWeightCalculator(
                          purchaseOrder?.orderSupplierList,
                        ).calculate(),
                      };
                    });
                  }}
                  ref={(ref) => {
                    if (ref) {
                      weighRefs.current[index] = ref;
                    }
                  }}
                />
              );
            }

            // 包装信息
            if (step.value === 4) {
              // 确保ref数组足够长
              while (orderPackageRefs.current.length <= index) {
                orderPackageRefs.current.push({
                  validate: () => true, // 默认验证方法
                } as OrderPackageRef);
              }

              return (
                <OrderPackage
                  index={index}
                  key={item.orderSupplierId}
                  value={purchaseOrder as any}
                  onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
                    setPurchaseOrder((prev) => {
                      return {
                        ...prev!,
                        ...purchaseOrder,
                        orderSupplierList: new SupplierWeightCalculator(
                          purchaseOrder?.orderSupplierList,
                        ).calculate(),
                      };
                    });
                  }}
                  ref={(ref) => {
                    if (ref) {
                      orderPackageRefs.current[index] = ref;
                    }
                  }}
                />
              );
            }

            // 票证上传
            if (step.value === 5) {
              return (
                <TicketUpload
                  index={index}
                  key={item.orderSupplierId}
                  value={purchaseOrder as any}
                  onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
                    setPurchaseOrder((prev) => {
                      return {
                        ...prev!,
                        ...purchaseOrder,
                      };
                    });
                  }}
                />
              );
            }
          },
        )}

        {/* 人工和辅料信息 */}
        {step.value === 6 && (
          <OrderCostItem
            ref={orderCostItemRef}
            value={purchaseOrder as any}
            onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
              setPurchaseOrder((prev) => {
                return {
                  ...prev!,
                  foreman: purchaseOrder.foreman,
                  orderCostItemList: purchaseOrder.orderCostItemList,
                };
              });
            }}
          />
        )}

        {/* 费用 */}
        {step.value === 6 && (
          <OrderCost
            value={purchaseOrder as any}
            onChange={(purchaseOrder: BusinessAPI.PurchaseOrderVO) => {
              setPurchaseOrder((prev) => {
                return {
                  ...prev!,
                  orderCostList: purchaseOrder.orderCostList,
                };
              });
            }}
            ref={orderCostRef}
          />
        )}

        {(step.value === 6 || step.value === 5) &&
          !purchaseOrder?.orderSupplierList[
            purchaseOrder?.orderSupplierList.length - 1
          ]?.isLast && (
            <View className="flex flex-1 flex-col gap-2.5 bg-[#D1D5DB] p-2.5 pt-2.5">
              <View className={"flex flex-1 flex-col gap-2.5"}>
                <View className="text-sm font-bold">快捷操作</View>
                <Button
                  icon={<Icon name={"plus"} size={20} />}
                  type={"primary"}
                  size={"xlarge"}
                  fill={"outline"}
                  block
                  className="border-primary text-primary flex w-full items-center justify-center !border-4 !bg-white"
                  onClick={() => {
                    orderOptionRef.current?.onAdd();
                  }}
                >
                  <View>添加另一个瓜农</View>
                </Button>
              </View>
            </View>
          )}
      </View>

      {/* 按钮操作 */}
      <OrderOption
        ref={orderOptionRef}
        value={purchaseOrder as any}
        onChange={(purchaseOrderVO: BusinessAPI.PurchaseOrderVO) =>
          setPurchaseOrder((prev) => {
            return {
              ...prev!,
              ...purchaseOrderVO,
            };
          })
        }
        vehicleRef={vehicleRef}
        melonFarmerRefs={melonFarmerRefs}
        weighRefs={weighRefs}
        orderPackageRefs={orderPackageRefs}
        orderCostRef={orderCostRef}
        orderCostItemRef={orderCostItemRef}
      />
    </>
  );
});