87 lines
2.0 KiB
TypeScript
87 lines
2.0 KiB
TypeScript
import * as plugins from './smartjson.plugins';
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/**
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* allows you to parse a json
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*/
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export const parse = plugins.bufferJson.parse;
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/**
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*
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* @param objArg
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* @param optionsArg
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*/
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export const stringify = (objArg: any, optionsArg: plugins.IStableJsonTypes['Options'] = {}) => {
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const bufferedJson = plugins.bufferJson.stringify(objArg);
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objArg = JSON.parse(bufferedJson);
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return plugins.stableJson(objArg, optionsArg);
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};
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export class Smartjson {
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/**
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* enfolds data from an object
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*/
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public static enfoldFromObject(objectArg) {
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const newInstance = new this();
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for (const keyName in objectArg) {
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if (newInstance.saveableProperties.indexOf(keyName) !== -1) {
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newInstance[keyName] = objectArg[keyName];
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}
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}
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return newInstance;
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}
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/**
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* enfold from json
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*/
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public static enfoldFromJson(jsonArg: string) {
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const objectFromJson = parse(jsonArg);
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return this.enfoldFromObject(objectFromJson);
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}
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// ========
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// INSTANCE
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// ========
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public saveableProperties: string[];
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/**
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* folds a class into an object
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*/
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public foldToObject() {
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const newFoldedObject: { [key: string]: any } = {};
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const trackMap = [];
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for (const keyName of this.saveableProperties) {
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let value = this[keyName];
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if (value instanceof Smartjson) {
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if (trackMap.includes(value)) {
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throw new Error('cycle detected');
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}
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trackMap.push(value);
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value = value.foldToObject();
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}
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newFoldedObject[keyName] = plugins.lodashCloneDeep(value);
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}
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return newFoldedObject;
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}
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/**
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* folds a class into an object
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*/
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public foldToJson() {
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const foldedObject = this.foldToObject();
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return stringify(foldedObject, {});
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}
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}
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/**
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* Decorator that marks a property as foldable
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*/
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export let foldDec = () => {
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return (target: any, key: string) => {
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if (!target.saveableProperties) {
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target.saveableProperties = [];
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}
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target.saveableProperties.push(key);
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};
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};
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