v1.0.0

.gitignore

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+/node_modules
+*.tgz
+/package
+.DS_Store

.npmignore

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+node_modules
+.vscode

.vscode/settings.json

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+{
+    "editor.wordWrap": "on"
+}

LICENSE

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+MIT License
+
+Copyright (c) 2018 Tui2Tone
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+[![npm version](https://badge.fury.io/js/countries-with-cities-select.svg)](https://github.com/JavaScript-Bits/countries-with-cities-select) [![npm version](https://badgen.net/npm/dt/countries-with-cities-select)](https://github.com/JavaScript-Bits/countries-with-cities-select) [![npm version](https://badgen.net/npm/license/lodash)](https://github.com/JavaScript-Bits/countries-with-cities-select)
+
+# countries-with-cities-select
+Retrieve all countries with cities
+
+## Table of Contents 
++ [Get countries](#get-countries)
++ [Get countries with details](#get-countries-with-details)
++ [Get cities](#get-cities) 
+
+## Features
++ Get names, codes and cities of all countries
++ Filter cities by country name, country code, continent name
+
+## Installing
+
+```
+npm install countries-with-cities-select
+
+OR
+
+yarn add countries-with-cities-select
+
+```
+Once the package is installed you use the require/import approach
+
+```javascript
+const countriesWithCities = require('countries-with-cities-select');
+
+OR
+
+import countriesWithCities from 'countries-with-cities-select'
+
+```
+
+Or with TypeScript
+```typescript
+import * as countriesWithCities from 'countries-with-cities-select'
+```
+create a `.d.ts` file and add
+```ts
+declare module 'countries-with-cities-select'
+```
+
+## #Get countries
+This will list all countries.
+```javascript
+
+const countriesWithCities = require('countries-with-cities-select');
+// To get all countries
+countriesWithCities.getCountries();
+
+```
+
+## #Get countries with details
+This will retrieve information about countries with code, continent etc. Filter by country name, country code or continent
+```javascript
+
+const countriesWithCities = require('countries-with-cities-select');
+
+countriesWithCities.getCountriesWithDetails();
+
+// To get the countries with code, name or continent name
+countriesWithCities.getCountriesWithDetails("kenya");
+// use exact code to filter country with code
+countriesWithCities.getCountriesWithDetails("KE");
+countriesWithCities.getCountriesWithDetails("africa");
+
+```
+
+## #Get cities
+This will retrieve information about cities. Filter with country name, country code or continent
+Empty filter will return no cities
+
+```javascript
+const countriesWithCities = require('countries-with-cities-select');
+
+// To get all cities in a country
+countriesWithCities.getCities('kenya'); 
+
+// To get all cities in a continent
+countriesWithCities.getCities('africa');
+
+// To get all cities in a country with code
+countriesWithCities.getCities('ke');
+
+// To getcity with name
+countriesWithCities.getCities('nairobi');
+
+
+```
+
+## License
+
+[MIT](LICENSE)
+
+[![license](https://img.shields.io/github/license/mashape/apistatus.svg?style=for-the-badge)](#)
+
+[![Open Source Love](https://badges.frapsoft.com/os/v2/open-source-200x33.png?v=103)](#)
+
+Happy coding, Star before Fork 😊💪💯

package.json

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   "name": "countries-with-cities-select",
   "version": "1.0.0",
   "description": "All countries with cities select dropdown",
-  "main": "index.js",
+  "main": "src/index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
@@ -15,7 +15,7 @@
     "countires",
     "dropdown",
     "select",
-    "serach",
+    "search",
     "cities",
     "towns"
   ],

src/index.js

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+const countriesData = require("./country-cities.json")
+
+function getCountries() {
+  return Object.keys(countriesData)
+}
+
+// filter with continent, country code, country name
+function getCountriesWithDetails(filter = null) {
+  const countries = Object.entries(countriesData).map(([country, cities]) => {
+    return {
+      countryName: country,
+      continentCode: cities[0].continentCode,
+      continentName: cities[0].continentName,
+      countryIsoCode: cities[0].countryIsoCode,
+    }
+  })
+
+  if (!filter) {
+    return countries
+  }
+
+  // country code priority
+  const countryWithCode = countries.filter(
+    (c) => c.countryIsoCode === filter
+  )
+  if (countryWithCode.length) return countryWithCode
+
+  return countries.filter(
+    (c) =>
+      c.countryName.toLowerCase().includes(filter.toLowerCase()) ||
+      c.continentName.toLowerCase().includes(filter.toLowerCase()) ||
+      c.countryIsoCode.toLowerCase().includes(filter.toLowerCase())
+  )
+}
+
+// filter with city name, country name, country code, continent name
+function getCities(filter) {
+  // NOTE: don't see need of getting all cities, no probable usecase
+  if (!filter) return []
+
+  const search = filter.toLowerCase()
+
+  const citiesArr = Object.values(countriesData)
+
+  const cities = citiesArr.flat()
+  // country code priority
+  const cityWithCode = cities.filter((city) => city.countryIsoCode === filter) 
+  if (cityWithCode.length) return cityWithCode
+
+    return cities.filter(
+      (city) =>
+        city.city.toLowerCase().includes(search) ||
+        city.countryIsoCode.toLowerCase().includes(search) ||
+        city.countryName.toLowerCase().includes(search) ||
+        city.continentName.toLowerCase().includes(search)
+    )
+}
+
+module.exports = {
+  getCountries,
+  getCountriesWithDetails,
+  getCities,
+}