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storage-helper fixes/ micro-refactoring

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Signed-off-by: Roman <ixrock@gmail.com>
This commit is contained in:
Roman 2021-05-03 20:14:43 +03:00
parent fa1bb210d1
commit 87cdaa3661
2 changed files with 22 additions and 20 deletions
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10
src/renderer/utils/createStorage.ts
View File

@ -1,11 +1,9 @@
// Keeps window.localStorage state in external JSON-files.
// Because app creates random port between restarts => storage session wiped out each time.
import type { CreateObservableOptions } from "mobx";
import path from "path";
import { app, remote } from "electron";
import { observable, reaction, when } from "mobx";
import fse from "fs-extra";
import { app, remote } from "electron";
import { observable, reaction, when, CreateObservableOptions } from "mobx";
import { StorageHelper } from "./storageHelper";
import { ClusterStore, getHostedClusterId } from "../../common/cluster-store";
import logger from "../../main/logger";
@ -14,7 +12,7 @@ let initialized = false;
const loaded = observable.box(false);
const storage = observable.map<string/* key */, any /* serializable */>();
export function createStorage<T>(key: string, defaultValue: T, observableOptions?: CreateObservableOptions) {
export function createStorage<T>(key: string, defaultValue: T, observableOptions?: CreateObservableOptions): StorageHelper<T> {
const clusterId = getHostedClusterId();
const savingFolder = path.resolve((app || remote.app).getPath("userData"), "lens-local-storage");
const jsonFilePath = path.resolve(savingFolder, `${clusterId ?? "app"}.json`);
@ -53,7 +51,7 @@ export function createStorage<T>(key: string, defaultValue: T, observableOptions
return new StorageHelper<T>(key, {
autoInit: true,
observable: observableOptions,
observableOptions,
defaultValue,
storage: {
async getItem(key: string) {

32
src/renderer/utils/storageHelper.ts
View File

@ -2,7 +2,7 @@
import { action, comparer, CreateObservableOptions, IObservableValue, IReactionDisposer, makeObservable, observable, reaction, toJS, when } from "mobx";
import produce, { Draft } from "immer";
import { isEqual, isFunction, isPlainObject, merge } from "lodash";
import { isEqual, isFunction, isPlainObject } from "lodash";
import logger from "../../main/logger";
export interface StorageAdapter<T> {
@ -14,8 +14,8 @@ export interface StorageAdapter<T> {
}
export interface StorageHelperOptions<T> {
autoInit?: boolean; // start preloading data immediately, default: true
observable?: CreateObservableOptions;
autoInit?: boolean; // start preloading data immediately (default: true)
observableOptions?: CreateObservableOptions;
storage: StorageAdapter<T>;
defaultValue: T;
}
@ -23,9 +23,10 @@ export interface StorageHelperOptions<T> {
export class StorageHelper<T> {
static defaultOptions: Partial<StorageHelperOptions<any>> = {
autoInit: true,
observable: {
observableOptions: {
deep: true,
equals: comparer.shallow,
defaultDecorator: observable,
equals: comparer.structural,
}
};
@ -40,20 +41,23 @@ export class StorageHelper<T> {
constructor(readonly key: string, private options: StorageHelperOptions<T>) {
makeObservable(this);
this.options = merge({}, StorageHelper.defaultOptions, options);
this.options = Object.assign({}, StorageHelper.defaultOptions, options);
this.storage = options.storage;
this.defaultValue = options.defaultValue;
this.data = observable.box(this.defaultValue, this.options.observable);
this.unwatchChanges = reaction(() => toJS(this.data.get()), (newValue, oldValue) => {
this.onChange(newValue, oldValue);
}, this.options.observable);
this.data = observable.box(this.defaultValue, this.options.observableOptions);
this.bindEvents();
if (this.options.autoInit) {
this.init();
}
}
protected bindEvents() {
this.unwatchChanges = reaction(() => toJS(this.data.get()), (newValue, oldValue) => {
this.onChange(newValue, oldValue);
});
}
@action
init({ force = false } = {}) {
if (this.initialized && !force) return;
@ -115,7 +119,7 @@ export class StorageHelper<T> {
}
get(): T {
return this.data.get();
return this.data.get() ?? this.defaultValue;
}
set(value: T) {
@ -143,8 +147,8 @@ export class StorageHelper<T> {
this.set(nextValue as T);
}
destroy() {
this.unwatchChanges();
unbindEvents() {
this.unwatchChanges?.();
}
toJS() {