typescript-mysql-model/lib/cleaner.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class Cleaner {
    constructor(schema) {
        this.schema = schema;
    }
    cleanFromDictionary(item, allowedKeys) {
        if (!item) {
            return undefined;
        }
        const copy = JSON.parse(JSON.stringify(item));
        const itemsKeys = Object.keys(copy);
        const tKeys = new Set(Object.keys(allowedKeys));
        for (const key of itemsKeys) {
            if (!tKeys.has(key)) {
                delete copy[key];
            }
        }
        delete copy.createdAt;
        return copy;
    }
    cleanByArray(item, allowedKeys) {
        if (!item) {
            return undefined;
        }
        const dictionary = allowedKeys.reduce((obj, key) => {
            obj[key] = null;
            return obj;
        }, {});
        return this.cleanFromDictionary(item, dictionary);
    }
    cleanByTableName(item, tableName) {
        const table = this.schema.tables[tableName];
        return this.cleanFromDictionary(item, table);
    }
}
exports.Cleaner = Cleaner;
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