import Product from "../models/product";
import PhotoSet from "../models/photo_set";
import ApiError from "./error";

export default class Dichroism {
  _base_addr = "http://localhost:8000/";

  async createPhoto(file) {
    const fd = new FormData();
    fd.append(file.name, file);

    const options = {
      method: "POST",
      body: fd
    };

    const photos = await self._sendRequest("photos", options);
    return photos.map(p => new PhotoSet(p));
  }

  async getProducts() {
    const products = await self._sendRequest("products", null);
    return products.map(p => new Product(p));
  }

  async updateProduct(fieldDiff) {
    const options = {
      method: "PATCH",
      body: fieldDiff
    };

    const product = await self._sendRequest("products", options);
    return new Product(product);
  }

  async createProduct(newProduct) {
    const options = {
      method: "POST",
      body: newProduct
    };

    const product = await self._sendRequest("products", options);
    return new Product(product);
  }

  async _sendRequest(endpoint, options) {
    const response = await fetch(self.base_addr + endpoint, options);

    if (response.ok) {
      return await response.json();
    } else {
      return new ApiError(await response.text());
    }
  }
}