freesewing/packages/core/src/design.js

import Pattern from './pattern'

// Default hide method for options
const hide = () => false

export default function Design(config, plugins = false, conditionalPlugins = false) {
  // Add default hide() method to config.options
  for (const option in config.options) {
    if (typeof config.options[option] === 'object') {
      config.options[option] = {
        hide,
        ...config.options[option],
      }
    }
  }

  const pattern = function (settings) {
    Pattern.call(this, config)
    // Load plugins
    if (Array.isArray(plugins)) for (let plugin of plugins) this.use(plugin)
    else if (plugins) this.use(plugins)
    // Load conditional plugins
    if (Array.isArray(conditionalPlugins))
      for (let plugin of conditionalPlugins) this.useIf(plugin, settings)
    else if (conditionalPlugins.plugin && conditionalPlugins.condition)
      this.useIf(conditionalPlugins, settings)

    this.apply(settings)

    return this
  }

  // Set up inheritance
  pattern.prototype = Object.create(Pattern.prototype)
  pattern.prototype.constructor = pattern

  // Make config available without need to instantiate pattern
  pattern.config = config

  return pattern
}