/*!
 * All material copyright ESRI, All Rights Reserved, unless otherwise specified.
 * See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details.
 * v1.0.0-beta.82
 */
import { getAssetPath } from "@stencil/core";
/**
 * Icon data cache.
 * Exported for testing purposes.
 * @private
 */
export const iconCache = {};
/**
 * Icon request cache.
 * Exported for testing purposes.
 * @private
 */
export const requestCache = {};
export const scaleToPx = {
  s: 16,
  m: 24,
  l: 32
};
export async function fetchIcon({ icon, scale }) {
  const size = scaleToPx[scale];
  const name = normalizeIconName(icon);
  const filled = name.charAt(name.length - 1) === "F";
  const iconName = filled ? name.substring(0, name.length - 1) : name;
  const id = `${iconName}${size}${filled ? "F" : ""}`;
  if (iconCache[id]) {
    return iconCache[id];
  }
  if (!requestCache[id]) {
    requestCache[id] = fetch(getAssetPath(`./assets/icon/${id}.json`))
      .then((resp) => resp.json())
      .catch(() => {
      console.error(`"${id}" is not a valid calcite-ui-icon name`);
      return "";
    });
  }
  const path = await requestCache[id];
  iconCache[id] = path;
  return path;
}
/**
 * Normalize the icon name to match the path data module exports.
 * Exported for testing purposes.
 * @private
 */
export function normalizeIconName(name) {
  const numberLeadingName = !isNaN(Number(name.charAt(0)));
  const parts = name.split("-");
  if (parts.length === 1) {
    return numberLeadingName ? `i${name}` : name;
  }
  return parts
    .map((part, index) => {
    if (index === 0) {
      return numberLeadingName ? `i${part.toUpperCase()}` : part;
    }
    return part.charAt(0).toUpperCase() + part.slice(1);
  })
    .join("");
}