import Bottleneck from "bottleneck";
import FormData from "form-data";
import fs from "fs-extra";
import unescape from "lodash.unescape";
import OAuth from "oauth-1.0a";
import { Etsy } from "../src";
import { IListing, IListingImage, IListingInventory, IShop, IUser } from "../src/api";

(async () => {
  const credentials = await fs.readJSON("./examples/api-credentials.json") as {
    apiKey: string,
    apiSecret: string,
    tokenKey?: string,
    tokenSecret?: string
  };

  let client = new Etsy({
    apiKeys: {
      key: credentials.apiKey,
      secret: credentials.apiSecret
    },
    bottleneck: new Bottleneck({
      maxConcurrent: 1,
      minTime: 1000
    }),
    //axiosInstance
  });

  let token: OAuth.Token = {
    key: credentials.tokenKey,
    secret: credentials.tokenSecret
  };

  // 1. Get user, then user's shop, then shop's listings
  let user = (await client.User.getUser<IUser>({
    user_id: "rptr",
    includes: ["Profile", "Shops"]
  }, {token})).data.results[0];

  let shop = (await client.Shop.findAllUserShops<IShop>({
    user_id: user.login_name
  }, {token})).data.results[0];

  let listings = (await client.Listing.findAllShopListingsActive<IListing>({
    shop_id: shop.shop_id
  }, {token})).data.results;

  let listingId = listings[0].listing_id;

  // 2. Uploading image (using node form-data package)
  let formData = new FormData();
  formData.append("listing_id", listingId);
  formData.append("image", fs.createReadStream("./examples/image.png"));

  let image = (await client.ListingImage.uploadListingImage<IListingImage>(
    formData as any,
    {
      axiosConfig: {headers: formData.getHeaders()},
      token: token
    }
  )).data.results[0];

  // 3. Update inventory
  // First get inventory
  let inventory = (await client.ListingInventory.getInventory({
    listing_id: listingId,
    write_missing_inventory: 1 as any
  }, {token})).data.results as any as IListingInventory;

  // We must unescape strings, otherwise Etsy won't accept them back
  let normalizedProducts = inventory.products.map(product => ({
    ...product,
    property_values: product.property_values.map(propertyValue => ({
      ...propertyValue,
      values: propertyValue.values.map(value => unescape(value))
    }))
  }));

  // For example, we increase product price by 0.01
  normalizedProducts.forEach(product => {
    let price = product.offerings[0].price;
    product.offerings[0].price = (price.amount / price.divisor) + 0.01;
  });

  // Send the updated inventory back to Etsy
  inventory = (await client.ListingInventory.updateInventory({
    ...inventory,
    listing_id: listingId,
    products: JSON.stringify(normalizedProducts)
  }, {
    token: token
  })).data.results as any as IListingInventory;

  console.log("User:", user);
  console.log("Shop:", shop);
  console.log("Listings:", listings);
  console.log("Image", image);
  console.log("Inventory", inventory);
})()