@turbox3d/reactivity/es/decorators/mutation.js

Large-scale reactive state management library

import { bind, convert2UniqueString, isPromise, invariant, fail, quacksLikeADecorator } from '@turbox3d/shared';
import { store } from '../core/store';
import { EMPTY_ACTION_NAME, MATERIAL_TYPE } from '../const/symbol';
import { Domain } from '../core/domain';
import { EMaterialType } from '../const/enums';
function createMutation(target, name, original, config) {
  var stringMethodName = convert2UniqueString(name);
  var mutationWp = function mutationWp() {
    // eslint-disable-next-line @typescript-eslint/no-this-alias
    var _this = this;
    if (!target) {
      _this = new Domain();
    }
    if (!store) {
      fail('store is not ready, please init first.');
    }
    for (var _len = arguments.length, payload = new Array(_len), _key = 0; _key < _len; _key++) {
      payload[_key] = arguments[_key];
    }
    var result = store.dispatch({
      name: stringMethodName,
      displayName: config.displayName || EMPTY_ACTION_NAME,
      payload: payload,
      type: EMaterialType.MUTATION,
      domain: _this,
      original: bind(original, _this),
      immediately: !!config.immediately,
      forceSaveHistory: !!config.forceSaveHistory,
      isNeedRecord: !!config.isNeedRecord
    });
    if (isPromise(result)) {
      return new Promise(function (resolve, reject) {
        result.then(function (res) {
          resolve(res);
        }, function (err) {
          reject(err);
        });
      });
    }
    if (result && result instanceof Error) {
      throw result;
    }
    return result;
  };
  mutationWp[MATERIAL_TYPE] = EMaterialType.MUTATION;
  return mutationWp;
}
/**
 * decorator @mutation, update state by mutation styling.
 */
export function mutation() {
  var config = {
    immediately: false,
    displayName: '',
    forceSaveHistory: false,
    isNeedRecord: true
  };
  for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
    args[_key2] = arguments[_key2];
  }
  if (typeof args[0] === 'string' && typeof args[1] === 'function') {
    if (args[2] !== void 0) {
      config.displayName = args[2].displayName;
      config.immediately = args[2].immediately;
      config.forceSaveHistory = !!args[2].forceSaveHistory;
      config.isNeedRecord = !!args[2].isNeedRecord;
    }
    var name = args[0];
    var original = args[1];
    if (original[MATERIAL_TYPE] === EMaterialType.MUTATION) {
      return original;
    }
    return createMutation(undefined, name, original, config);
  }
  var decorator = function decorator(target, name, descriptor) {
    // typescript only: @mutation method = () => {}
    if (descriptor === void 0) {
      var mutationFunc;
      return Object.defineProperty(target, name, {
        enumerable: true,
        configurable: true,
        get: function get() {
          return mutationFunc;
        },
        set: function set(original) {
          if (original[MATERIAL_TYPE] === EMaterialType.MUTATION) {
            mutationFunc = original;
          } else {
            mutationFunc = createMutation(target, name, original, config);
          }
        }
      });
    }
    // babel/typescript: @mutation method() {}
    if (descriptor.value !== void 0) {
      var _original = descriptor.value;
      if (_original[MATERIAL_TYPE] === EMaterialType.MUTATION) {
        descriptor.value = _original;
      } else {
        descriptor.value = createMutation(target, name, _original, config);
      }
      return descriptor;
    }
    // babel only: @mutation method = () => {}
    var initializer = descriptor.initializer;
    descriptor.initializer = function () {
      invariant(!!initializer, 'The initializer of the descriptor doesn\'t exist, please compile it by using babel and correspond decorator plugin.');
      var original = initializer && initializer.call(this);
      if (original[MATERIAL_TYPE] === EMaterialType.MUTATION) {
        return original;
      }
      return createMutation(target, name, original, config);
    };
    return descriptor;
  };
  if (quacksLikeADecorator(args)) {
    // @mutation
    // eslint-disable-next-line prefer-spread
    return decorator.apply(null, args);
  }
  // @mutation(args)
  config.displayName = args[0] || '';
  config.immediately = args[1] !== void 0 ? args[1] : false;
  config.forceSaveHistory = args[2] !== void 0 ? args[2] : false;
  config.isNeedRecord = args[3] !== void 0 ? args[3] : true;
  return decorator;
}