fangliao-houtai/node_modules/@uppy/core/lib/BasePlugin.js

"use strict";

/**
 * Core plugin logic that all plugins share.
 *
 * BasePlugin does not contain DOM rendering so it can be used for plugins
 * without a user interface.
 *
 * See `Plugin` for the extended version with Preact rendering for interfaces.
 */
const Translator = require("@uppy/utils/lib/Translator");

class BasePlugin {
  constructor(uppy, opts) {
    if (opts === void 0) {
      opts = {};
    }

    this.uppy = uppy;
    this.opts = opts;
  }

  getPluginState() {
    const {
      plugins
    } = this.uppy.getState();
    return plugins[this.id] || {};
  }

  setPluginState(update) {
    const {
      plugins
    } = this.uppy.getState();
    this.uppy.setState({
      plugins: { ...plugins,
        [this.id]: { ...plugins[this.id],
          ...update
        }
      }
    });
  }

  setOptions(newOpts) {
    this.opts = { ...this.opts,
      ...newOpts
    };
    this.setPluginState(); // so that UI re-renders with new options

    this.i18nInit();
  }

  i18nInit() {
    const translator = new Translator([this.defaultLocale, this.uppy.locale, this.opts.locale]);
    this.i18n = translator.translate.bind(translator);
    this.i18nArray = translator.translateArray.bind(translator);
    this.setPluginState(); // so that UI re-renders and we see the updated locale
  }
  /**
   * Extendable methods
   * ==================
   * These methods are here to serve as an overview of the extendable methods as well as
   * making them not conditional in use, such as `if (this.afterUpdate)`.
   */
  // eslint-disable-next-line class-methods-use-this


  addTarget() {
    throw new Error('Extend the addTarget method to add your plugin to another plugin\'s target');
  } // eslint-disable-next-line class-methods-use-this


  install() {} // eslint-disable-next-line class-methods-use-this


  uninstall() {}
  /**
   * Called when plugin is mounted, whether in DOM or into another plugin.
   * Needed because sometimes plugins are mounted separately/after `install`,
   * so this.el and this.parent might not be available in `install`.
   * This is the case with @uppy/react plugins, for example.
   */


  render() {
    throw new Error('Extend the render method to add your plugin to a DOM element');
  } // TODO: remove in the next major version. It's not feasible to
  // try to use plugins with other frameworks.
  // eslint-disable-next-line class-methods-use-this


  update() {} // Called after every state update, after everything's mounted. Debounced.
  // eslint-disable-next-line class-methods-use-this


  afterUpdate() {}

}

module.exports = BasePlugin;