@larscom/ngrx-store-storagesync/fesm2022/larscom-ngrx-store-storagesync.mjs.map

Highly configurable state sync library between localStorage/sessionStorage and @ngrx/store (Angular)

{"version":3,"file":"larscom-ngrx-store-storagesync.mjs","sources":["../../../projects/ngrx-store-storagesync/src/lib/actions.ts","../../../projects/ngrx-store-storagesync/src/lib/util.ts","../../../projects/ngrx-store-storagesync/src/lib/rehydrate-state.ts","../../../projects/ngrx-store-storagesync/src/lib/sync-with-storage.ts","../../../projects/ngrx-store-storagesync/src/lib/storage-sync.ts","../../../projects/ngrx-store-storagesync/src/larscom-ngrx-store-storagesync.ts"],"sourcesContent":["export const INIT_ACTION = '@ngrx/store/init'\nexport const INIT_ACTION_EFFECTS = '@ngrx/effects/init'\nexport const UPDATE_ACTION = '@ngrx/store/update-reducers'\n","export const isObjectLike = (value: any): boolean => typeof value === 'object' && value !== null\n\nexport const isPlainObject = (value: any) => value?.constructor === Object\n\nexport const isPlainObjectAndEmpty = (value: any): boolean => isPlainObject(value) && Object.keys(value).length === 0\n","import { IStorageSyncOptions } from './storage-sync-options'\nimport { isPlainObjectAndEmpty } from './util'\n\nconst dateMatcher = /(\\d{4})-(\\d{2})-(\\d{2})T(\\d{2}):(\\d{2}):(\\d{2})/\n\n/**\n * @internal Restores the resolved state from a storage location\n */\nexport const rehydrateState = <T>({\n  storage,\n  storageKeySerializer,\n  features,\n  storageError\n}: IStorageSyncOptions<T>): T | undefined => {\n  const rehydratedState = features.reduce((acc, curr) => {\n    const { storageKeySerializerForFeature, stateKey, deserialize, storageForFeature } = curr\n\n    const key = storageKeySerializerForFeature\n      ? storageKeySerializerForFeature(stateKey)\n      : storageKeySerializer!(stateKey)\n\n    try {\n      const featureState = storageForFeature ? storageForFeature.getItem(key) : storage.getItem(key)\n      return featureState\n        ? {\n            ...acc,\n            ...{\n              [stateKey]: deserialize\n                ? deserialize(featureState)\n                : JSON.parse(featureState, (_: string, value: any) => {\n                    return dateMatcher.test(String(value)) && !isNaN(Date.parse(value)) ? new Date(value) : value\n                  })\n            }\n          }\n        : acc\n    } catch (e) {\n      if (storageError) {\n        storageError(e)\n      } else {\n        throw e\n      }\n    }\n  }, Object()) as T\n\n  return !isPlainObjectAndEmpty(rehydratedState) ? rehydratedState : undefined\n}\n","import { IStorageSyncOptions } from './storage-sync-options'\nimport { clone } from 'ramda'\nimport { isObjectLike, isPlainObject, isPlainObjectAndEmpty } from './util'\n\n/**\n * @internal Remove empty objects\n */\nconst removeEmptyObjects = (object: any): any => {\n  for (const key in object) {\n    if (!isPlainObject(object[key])) {\n      continue\n    }\n\n    if (!isPlainObjectAndEmpty(object[key])) {\n      removeEmptyObjects(object[key])\n    }\n\n    if (isPlainObjectAndEmpty(object[key])) {\n      delete object[key]\n    }\n  }\n\n  return object\n}\n\n/**\n * @internal Exclude properties from featureState\n */\nconst excludePropsFromState = <T>(featureState: T[keyof T], excludeKeys?: string[]): T[keyof T] => {\n  if (!excludeKeys || !excludeKeys.length) {\n    return featureState\n  }\n\n  const keyPairs = excludeKeys.map((key) => ({\n    leftKey: key.split('.')[0],\n    rightKey: key.split('.')[1]\n  }))\n\n  for (const key in featureState) {\n    const keyPair = keyPairs.find((pair) => pair.leftKey === key)\n    const leftKey = keyPair?.leftKey\n    const rightKey = keyPair?.rightKey\n\n    if (isObjectLike(featureState[key])) {\n      if (leftKey && rightKey) {\n        excludePropsFromState(featureState[key], [...excludeKeys, rightKey])\n      } else if (leftKey) {\n        delete featureState[key]\n      } else {\n        excludePropsFromState(featureState[key], excludeKeys)\n      }\n    } else if (leftKey) {\n      delete featureState[key]\n    }\n  }\n\n  return removeEmptyObjects(featureState)\n}\n\n/**\n * @internal Sync state with storage\n */\nexport const syncWithStorage = <T>(\n  state: T,\n  { features, storage, storageKeySerializer, storageError }: IStorageSyncOptions<T>\n): void => {\n  features\n    .filter(({ stateKey }) => state[stateKey as keyof T] !== undefined)\n    .filter(({ stateKey, shouldSync }) => (shouldSync ? shouldSync(state[stateKey as keyof T], state) : true))\n    .forEach(({ stateKey, excludeKeys, storageKeySerializerForFeature, serialize, storageForFeature }) => {\n      const featureStateClone = clone(state[stateKey as keyof T])\n      const featureState = excludePropsFromState(featureStateClone, excludeKeys)\n\n      if (isPlainObjectAndEmpty(featureState)) {\n        return\n      }\n\n      const key = storageKeySerializerForFeature\n        ? storageKeySerializerForFeature(stateKey)\n        : storageKeySerializer!(stateKey)\n\n      const value = serialize ? serialize(featureState) : JSON.stringify(featureState)\n\n      try {\n        if (storageForFeature) {\n          storageForFeature.setItem(key, value)\n        } else {\n          storage.setItem(key, value)\n        }\n      } catch (e) {\n        if (storageError) {\n          storageError(e)\n        } else {\n          throw e\n        }\n      }\n    })\n}\n","import { Action } from '@ngrx/store'\nimport { mergeDeepRight } from 'ramda'\nimport { INIT_ACTION, INIT_ACTION_EFFECTS, UPDATE_ACTION } from './actions'\nimport { rehydrateState } from './rehydrate-state'\nimport { IStorageSyncOptions } from './storage-sync-options'\nimport { syncWithStorage } from './sync-with-storage'\n\n/**\n * The StorageSync Meta Reducer for @ngrx/store.\n *\n * @param options The configuration for the meta reducer\n *\n * Check out github for more information.\n * @see https://github.com/larscom/ngrx-store-storagesync\n *\n * @returns the meta reducer function\n */\nexport const storageSync =\n  <T>(options: IStorageSyncOptions<T>) =>\n  (reducer: (state: T | undefined, action: Action) => T): ((state: T | undefined, action: Action) => T) => {\n    const config: IStorageSyncOptions<T> = {\n      rehydrate: true,\n      storageKeySerializer: (key: string) => key,\n      rehydrateStateMerger: (nextState, rehydratedState) => mergeDeepRight<any, any>(nextState, rehydratedState),\n      ...options\n    }\n\n    const { rehydrate, rehydrateStateMerger } = config\n\n    const shouldRehydrate = rehydrate! && isCompatibleVersion(config)\n    const rehydratedState = shouldRehydrate ? rehydrateState(config) : undefined\n\n    return (state: T | undefined, action: Action): T => {\n      const nextState = action.type === INIT_ACTION ? reducer(state, action) : ({ ...state } as T)\n      const shouldMerge = rehydratedState !== undefined && [INIT_ACTION, UPDATE_ACTION].includes(action.type)\n      const mergedState = reducer(shouldMerge ? rehydrateStateMerger!(nextState, rehydratedState) : nextState, action)\n\n      if (![INIT_ACTION, INIT_ACTION_EFFECTS].includes(action.type)) {\n        updateNewVersion(config)\n        syncWithStorage(mergedState, config)\n      }\n\n      return mergedState\n    }\n  }\n\n/**\n * @internal Load version from storage to see if it matches the\n * version from the config\n *\n * @examples\n *  Storage.version = 1 and Config.version = 2 --> incompatible, skip hydration\n *\n *  Storage.version = undefined and Config.version = 1 --> incompatible, skip hydration\n *\n *  Storage.version = 1 and Config.version = undefined --> unknown, incompatible, skip hydration\n *\n *  Storage.version = 1 and Config.version = 1 --> compatible, hydrate\n */\nconst isCompatibleVersion = <T>({\n  storage,\n  storageError,\n  storageKeySerializer,\n  version,\n  versionKey = 'ngrx-store-storagesync.version'\n}: IStorageSyncOptions<T>): boolean => {\n  const key = storageKeySerializer!(versionKey)\n  try {\n    const item = storage!.getItem(key)\n    if (item == null && version == null) {\n      return true\n    }\n\n    return Number(item) === version\n  } catch (e) {\n    if (storageError) {\n      storageError(e)\n    } else {\n      throw e\n    }\n  }\n\n  return false\n}\n\n/**\n * @internal Update Storage with new config version\n * Remove item from Storage if version from config is undefined\n */\nconst updateNewVersion = <T>({\n  storage,\n  storageError,\n  storageKeySerializer,\n  version,\n  versionKey = 'ngrx-store-storagesync.version'\n}: IStorageSyncOptions<T>): void => {\n  const key = storageKeySerializer!(versionKey)\n  try {\n    if (version) {\n      storage!.setItem(key, String(version))\n    } else {\n      storage!.removeItem(key)\n    }\n  } catch (e) {\n    if (storageError) {\n      storageError(e)\n    } else {\n      throw e\n    }\n  }\n}\n","/**\n * Generated bundle index. 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