react-native-unit-components/lib/commonjs/styles/fonts.js

Unit React Native components

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getFontName = void 0;
var _shared = require("../types/shared");
var _UnitSdkManager = require("../unitSdkManager/UnitSdkManager");
const getFontWeightName = (familyFonts, fontWeight) => {
  /**
   * Given family variants and the required weight
   * Return the closet font that defined by the client.
   */
  if (!fontWeight || fontWeight === 'normal') return 'Regular';
  if (fontWeight === 'bold') return 'Bold';
  const fontWeightNumber = Number(fontWeight);

  // Select the closet variant
  let selectedFontWeight = _shared.FontWeight.Regular.valueOf();
  let minDistance = 1000;
  familyFonts.forEach(fontData => {
    const currDistance = Math.abs(fontData.fontWeight - fontWeightNumber);
    if (currDistance < minDistance) {
      minDistance = currDistance;
      selectedFontWeight = fontData.fontWeight.valueOf();
    }
  });

  // FontWeight to String
  switch (selectedFontWeight) {
    case _shared.FontWeight.Thin:
      return 'Thin';
    case _shared.FontWeight.ExtraLight:
      return 'ExtraLight';
    case _shared.FontWeight.Light:
      return 'Light';
    case _shared.FontWeight.Regular:
      return 'Regular';
    case _shared.FontWeight.Medium:
      return 'Medium';
    case _shared.FontWeight.SemiBold:
      return 'SemiBold';
    case _shared.FontWeight.Bold:
      return 'Bold';
    case _shared.FontWeight.ExtraBold:
      return 'ExtraBold';
    case _shared.FontWeight.Black:
      return 'Black';
    default:
      return 'Regular';
  }
};
const getFontName = (fontFamily, fontWeight) => {
  /*
   * Get the font family name and the font weight name from the THEME object.
   * Then, return a possible font.
  */

  const fontsInApp = _UnitSdkManager.UnitSDK.getFonts();
  if (!fontsInApp) {
    throw new Error('Fonts are not found in the app');
  }
  const familyFonts = fontsInApp[fontFamily];
  if (!familyFonts) {
    throw new Error(`Font family ${fontFamily} not found in the app's fonts`);
  }
  const fontWeightName = getFontWeightName(familyFonts, fontWeight);
  return `${fontFamily}-${fontWeightName}`;
};
exports.getFontName = getFontName;
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