postal-code-scraper/dist/utils/id-generator.js

A tool for scraping country data, including regions and their postal codes

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createRegionIdGenerator = void 0;
const createRegionIdGenerator = () => {
    const regionRegistry = new Map();
    const counterMap = new Map();
    return (regions) => {
        const normalized = regions.map((region) => region
            .trim()
            .toLowerCase()
            .normalize("NFD")
            .replace(/[\u0300-\u036f]/g, "")
            .replace(/\s+/g, "_"));
        const compositeKey = normalized.join("|");
        if (regionRegistry.has(compositeKey)) {
            return regionRegistry.get(compositeKey);
        }
        const baseName = normalized[normalized.length - 1];
        const count = (counterMap.get(baseName) || 0) + 1;
        counterMap.set(baseName, count);
        const newId = `${baseName}_${count}`;
        regionRegistry.set(compositeKey, newId);
        return newId;
    };
};
exports.createRegionIdGenerator = createRegionIdGenerator;