git-documentdb/dist/remote/json_diff.js

Offline-first database that syncs with Git

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.JsonDiff = void 0;
const jsondiffpatch_1 = require("@sosuisen/jsondiffpatch");
const JSON_DIFF_MINIMUM_TEXT_LENGTH = Number.MAX_SAFE_INTEGER;
class JsonDiff {
    constructor(options) {
        var _a;
        options !== null && options !== void 0 ? options : (options = {
            keyInArrayedObject: undefined,
            plainTextProperties: undefined,
        });
        (_a = options.keyInArrayedObject) !== null && _a !== void 0 ? _a : (options.keyInArrayedObject = []);
        const objectHash = (obj, index) => {
            for (let i = 0; i < options.keyInArrayedObject.length; i++) {
                const id = obj[options.keyInArrayedObject[i]];
                if (id !== undefined) {
                    return id;
                }
            }
            return '$$index:' + index;
        };
        this._jsonDiffPatch = (0, jsondiffpatch_1.create)({
            objectHash,
            textDiff: {
                minLength: JSON_DIFF_MINIMUM_TEXT_LENGTH,
                plainTextProperties: options.plainTextProperties,
            },
        });
    }
    diff(oldDoc, newDoc) {
        if (oldDoc === undefined)
            oldDoc = {};
        const oldDocClone = JSON.parse(JSON.stringify(oldDoc));
        const newDocClone = JSON.parse(JSON.stringify(newDoc));
        const diff = this._jsonDiffPatch.diff(oldDocClone, newDocClone);
        return diff;
    }
}
exports.JsonDiff = JsonDiff;
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