From 52453e05077225f5ebef2ff01fda813adb2a614c Mon Sep 17 00:00:00 2001
From: Majid Taherkhani <majidtaherkhani555@gmail.com>
Date: Tue, 22 Dec 2020 15:41:30 +0330
Subject: [PATCH 1/3] get country by code_phone

---
 index.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/index.js b/index.js
index d831d02..1caf7e2 100644
--- a/index.js
+++ b/index.js
@@ -231,6 +231,17 @@ const getCountriesByConstitutionalForm = (constitutionalFormName) => {
   return result;
 }
 
+/**
+ * Returns an array of objects, each containing `country`, `capital`,
+ * `currency` and `native_language` filtered by `country` .
+ * @param {string} phone_code The name (not case-sensitive) of the country
+ * @returns {Array} An array of country objects
+ */
+const getCountryDetailsByPhoneCode = (phone_code) => {
+  return getCountriesByObject(phone_code, "phone_code");
+};
+
+
 /**
  * Returns an array of objects containing all countries, each containing `country`, `capital`,
  * `currency`, `native_language`, `famous_for`, `phone_code`, `flag` and `drive_direction` filtered by `is_landlocked`

From cdc0fdd3f72569decdf370fa0c04404a0a703c37 Mon Sep 17 00:00:00 2001
From: Majid Taherkhani <majidtaherkhani555@gmail.com>
Date: Tue, 22 Dec 2020 16:10:58 +0330
Subject: [PATCH 2/3] api for get country details by language_codes #73

---
 index.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/index.js b/index.js
index 1caf7e2..ed6c7ec 100644
--- a/index.js
+++ b/index.js
@@ -55,6 +55,21 @@ const getCountryDetailsByCapital = (capital) => {
   return getCountriesByObject(capital, "capital");
 };
 
+/**
+ * @param {string} language_code The name (not case-sensitive) of the language_codes of the country
+ * @returns {Array} An array of country objects
+ */
+const getCountryDetailsBylanguageCodes = (language_code) => {
+  let resultArray = [];
+  data.forEach((item) => {
+    if(item["language_codes"].includes(language_code)){
+      resultArray.push(item);
+    }
+  });
+  return resultArray;
+
+};
+
 /**
  * Returns an array of objects, each containing `country`, `capital`,
  * `currency` and `native_language` filtered by `country` .
@@ -277,6 +292,7 @@ const getCountryNeighbors = (country) => {
   return data.filter(({ neighbors }) => neighbors.includes(foundCountry.iso.alpha_2));
 };
 
+
 module.exports = {
   getRandomCountry,
   getNRandomCountriesData,

From d2e989ddfdbfcbcfff3ce7a3f46df587ad180c7f Mon Sep 17 00:00:00 2001
From: Majid Taherkhani <majidtaherkhani555@gmail.com>
Date: Tue, 22 Dec 2020 17:05:53 +0330
Subject: [PATCH 3/3] api for get country details by range of size #74

---
 index.js | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/index.js b/index.js
index ed6c7ec..bf7fc89 100644
--- a/index.js
+++ b/index.js
@@ -70,6 +70,36 @@ const getCountryDetailsBylanguageCodes = (language_code) => {
 
 };
 
+/**
+ * @param {integer} size The name (not case-sensitive) of the size of the country
+ * @returns {Array} An array of country objects
+ */
+const getCountryDetailsBySizeRangeKm = (size) => {
+  let resultArray = [];
+  data.forEach((item) => {
+    if(Math.abs(item.area.km2-size)<100){
+      resultArray.push(item);
+    }
+  });
+  return resultArray;
+
+};
+
+/**
+ * @param {integer} size The name (not case-sensitive) of the size of the country
+ * @returns {Array} An array of country objects
+ */
+const getCountryDetailsBySizeRangeMi = (size) => {
+  let resultArray = [];
+  data.forEach((item) => {
+    if(Math.abs(item.area.mi2-size)<100){
+      resultArray.push(item);
+    }
+  });
+  return resultArray;
+
+};
+
 /**
  * Returns an array of objects, each containing `country`, `capital`,
  * `currency` and `native_language` filtered by `country` .
@@ -310,4 +340,9 @@ module.exports = {
   getCountriesByConstitutionalForm,
   getCountriesByLandLock,
   getCountryNeighbors,
+  getCountryDetailsByPhoneCode,
+  getCountryDetailsBySizeRangeMi,
+  getCountryDetailsBySizeRangeKm,
+  getCountryDetailsBylanguageCodes,
+  
 };