@fruits-chain/react-native-xiaoshu/lib/commonjs/hooks/useStateUpdate.js

React Native UI library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = require("react");

var _helpers = require("../helpers");

var _useDestroyed = _interopRequireDefault(require("./useDestroyed"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * useState 类似 this.setState 可以传入部分字段更新
 * @param state 状态
 */
const useStateUpdate = state => {
  const [localState, setLocalState] = (0, _react.useState)(state);
  const getDestroyed = (0, _useDestroyed.default)();
  const updateState = (0, _react.useCallback)(s => {
    if (!getDestroyed()) {
      setLocalState(ls => {
        const value = (0, _helpers.isFunction)(s) ? s(ls) : s;

        if ((0, _helpers.isObject)(ls)) {
          return { ...ls,
            ...value
          };
        }

        return value;
      });
    }
  }, [getDestroyed]);
  return [localState, updateState];
};

var _default = useStateUpdate;
exports.default = _default;
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