import { Application, Binding } from "@loopback/core";
import { Component } from "@loopback/core";
import { FlclError } from "fc-logger";
import { setRequiredGlobals } from "../config";
import { DelhiveryRatesRepository } from "../repositories";
import { Shipments, Tracking } from "../services";
import { DelhiveryOptions } from "../types";
import { RateParams, RateRequestData } from "./types";
import { MyGlobal as app } from './../globals';


export default class Delhivery implements Component {
  bindings?: Binding<any>[] = [];
  app: Application
  repo: DelhiveryRatesRepository
  ds: any
  constructor(
    app?: Application,
    options?: DelhiveryOptions
  ) {
    if (app) {
      this.app = app;
      this.ds = app.get('flcl.carriers.ds');
      this.repo = new DelhiveryRatesRepository(this.ds);
    }
    setRequiredGlobals(options);
  }
  async getRates(data: RateRequestData) {
    try {
      if (!this.ds)
        throw FlclError.create({
          message: 'Database connection is not binded to fetch the rates'
        })
      const DelhiveryShipment = new Shipments();
      const rateParams: RateParams = {
        originISO: data.targetFromCountry || data?.shipfrom_address?.country,
        destinationISO: data.targetToCountry || data?.shipto_address?.country,
        weight: DelhiveryShipment.getWeight(data.total_weight, data.weight_unit.toLowerCase())
      }
      app.logger?.info({
        className: 'Delhivery',
        methodName: 'getRates',
        propertyName: 'rateParams',
        propertyValue: rateParams
      });
      const rateResponse = await this.repo.getRates(rateParams);
      app.logger?.info({
        className: 'Delhivery',
        methodName: 'getRates',
        propertyName: 'rateResponse',
        propertyValue: rateResponse
      });
      return rateResponse;
    }
    catch (e) {
      app.logger?.error({
        className: 'Delhivery',
        methodName: 'getRates',
        message: 'Something went wrong while fetching rates.',
        cause: e
      })
      throw e;
    }
  }

  async getLabelsFromDelhivery(data: any) {
    try {
      const Shipment = new Shipments();
      return await Shipment.createShipments(data);
    } catch (e) {
      app.logger?.error({
        className: 'Delhivery',
        methodName: 'getLabelsFromDelhivery',
        message: 'Something went wrong while fetching labels.',
        cause: e
      });
      throw e;
    }
  }

  async getTrackingStatusFromDelhivery(data: any) {
    try {
      const DelhiveryTracking = new Tracking();
      return await DelhiveryTracking.getTrackingStatus(data)
    } catch (e) {
      app.logger?.error({
        className: 'Delhivery',
        methodName: 'getTrackingStatusFromDelhivery',
        message: 'Something went wrong while fetching trackinng status.',
        cause: e
      });
      throw e;
    }
  }

}