import { z } from "zod";

import {
  orderConfigurationsSchema,
  type OrderConfigurations,
  type CreateOrderRequest,
} from "./schema";
import { ORDER_TYPE } from "./contract";

const orderSelectionsSchema = z.object({
  accessMode: z.enum(["IPoE-BYOR", "IPoE-HGW", "PPPoE"]).optional(),
  activationType: z.enum(["Immediate", "Scheduled"]).optional(),
  scheduledAt: z.string().optional(),
  simType: z.enum(["eSIM", "Physical SIM"]).optional(),
  eid: z.string().optional(),
  isMnp: z.string().optional(),
  mnpNumber: z.string().optional(),
  mnpExpiry: z.string().optional(),
  mnpPhone: z.string().optional(),
  mvnoAccountNumber: z.string().optional(),
  portingLastName: z.string().optional(),
  portingFirstName: z.string().optional(),
  portingLastNameKatakana: z.string().optional(),
  portingFirstNameKatakana: z.string().optional(),
  portingGender: z.enum(["Male", "Female", "Corporate/Other"]).optional(),
  portingDateOfBirth: z.string().optional(),
  address: z
    .object({
      street: z.string().optional(),
      streetLine2: z.string().optional(),
      city: z.string().optional(),
      state: z.string().optional(),
      postalCode: z.string().optional(),
      country: z.string().optional(),
    })
    .optional(),
});

export type OrderSelections = z.infer<typeof orderSelectionsSchema>;

export function buildOrderConfigurations(selections: OrderSelections): OrderConfigurations {
  return orderConfigurationsSchema.parse({
    ...selections,
    address: selections.address
      ? {
          street: selections.address.street ?? null,
          streetLine2: selections.address.streetLine2 ?? null,
          city: selections.address.city ?? null,
          state: selections.address.state ?? null,
          postalCode: selections.address.postalCode ?? null,
          country: selections.address.country ?? null,
        }
      : undefined,
  });
}

export function createOrderRequest(payload: {
  orderType?: string;
  skus: string[];
  configurations?: OrderSelections | null;
}): CreateOrderRequest {
  const orderType = (payload.orderType ?? ORDER_TYPE.OTHER) as CreateOrderRequest["orderType"];
  const configurations = payload.configurations
    ? buildOrderConfigurations(payload.configurations)
    : undefined;
  return {
    orderType,
    skus: payload.skus,
    ...(configurations ? { configurations } : {}),
  };
}