@wordpress/data/build/plugins/persistence/index.js

Data module for WordPress.

"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// packages/data/src/plugins/persistence/index.js
var persistence_exports = {};
__export(persistence_exports, {
  createPersistenceInterface: () => createPersistenceInterface,
  default: () => persistence_default,
  withLazySameState: () => withLazySameState
});
module.exports = __toCommonJS(persistence_exports);
var import_is_plain_object = require("is-plain-object");
var import_deepmerge = __toESM(require("deepmerge"));
var import_default = __toESM(require("./storage/default"));
var import__ = require("../../");
var DEFAULT_STORAGE = import_default.default;
var DEFAULT_STORAGE_KEY = "WP_DATA";
var withLazySameState = (reducer) => (state, action) => {
  if (action.nextState === state) {
    return state;
  }
  return reducer(state, action);
};
function createPersistenceInterface(options) {
  const { storage = DEFAULT_STORAGE, storageKey = DEFAULT_STORAGE_KEY } = options;
  let data;
  function getData() {
    if (data === void 0) {
      const persisted = storage.getItem(storageKey);
      if (persisted === null) {
        data = {};
      } else {
        try {
          data = JSON.parse(persisted);
        } catch (error) {
          data = {};
        }
      }
    }
    return data;
  }
  function setData(key, value) {
    data = { ...data, [key]: value };
    storage.setItem(storageKey, JSON.stringify(data));
  }
  return {
    get: getData,
    set: setData
  };
}
function persistencePlugin(registry, pluginOptions) {
  const persistence = createPersistenceInterface(pluginOptions);
  function createPersistOnChange(getState, storeName, keys) {
    let getPersistedState;
    if (Array.isArray(keys)) {
      const reducers = keys.reduce(
        (accumulator, key) => Object.assign(accumulator, {
          [key]: (state, action) => action.nextState[key]
        }),
        {}
      );
      getPersistedState = withLazySameState(
        (0, import__.combineReducers)(reducers)
      );
    } else {
      getPersistedState = (state, action) => action.nextState;
    }
    let lastState = getPersistedState(void 0, {
      nextState: getState()
    });
    return () => {
      const state = getPersistedState(lastState, {
        nextState: getState()
      });
      if (state !== lastState) {
        persistence.set(storeName, state);
        lastState = state;
      }
    };
  }
  return {
    registerStore(storeName, options) {
      if (!options.persist) {
        return registry.registerStore(storeName, options);
      }
      const persistedState = persistence.get()[storeName];
      if (persistedState !== void 0) {
        let initialState = options.reducer(options.initialState, {
          type: "@@WP/PERSISTENCE_RESTORE"
        });
        if ((0, import_is_plain_object.isPlainObject)(initialState) && (0, import_is_plain_object.isPlainObject)(persistedState)) {
          initialState = (0, import_deepmerge.default)(initialState, persistedState, {
            isMergeableObject: import_is_plain_object.isPlainObject
          });
        } else {
          initialState = persistedState;
        }
        options = {
          ...options,
          initialState
        };
      }
      const store = registry.registerStore(storeName, options);
      store.subscribe(
        createPersistOnChange(
          store.getState,
          storeName,
          options.persist
        )
      );
      return store;
    }
  };
}
persistencePlugin.__unstableMigrate = () => {
};
var persistence_default = persistencePlugin;
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  createPersistenceInterface,
  withLazySameState
});
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