➕ jsonToCSV

README.md

@@ -25,3 +25,17 @@ See the [contributing guide](CONTRIBUTING.md) to learn how to contribute to the
 ## License
 
 MIT
+
+<!--
+
+Run the example app on iOS:
+
+  $ yarn example ios
+
+Run the example app on Android:
+
+  $ yarn example android
+  $ react-native run-android
+  $ react-native start
+  
+-->

example/src/App.tsx

@@ -1,18 +1,45 @@
 import * as React from 'react';
 
 import { StyleSheet, View, Text } from 'react-native';
-import Csv from 'react-native-csv';
+import { jsonToCSV } from 'react-native-csv';
 
 export default function App() {
-  const [result, setResult] = React.useState<number | undefined>();
-
   React.useEffect(() => {
-    Csv.multiply(3, 7).then(setResult);
+    const jsonData = `[
+      {
+          "Column 1": "1-1",
+          "Column 2": "1-2",
+          "Column 3": "1-3",
+          "Column 4": "1-4"
+      },
+      {
+          "Column 1": "2-1",
+          "Column 2": "2-2",
+          "Column 3": "2-3",
+          "Column 4": "2-4"
+      },
+      {
+          "Column 1": "3-1",
+          "Column 2": "3-2",
+          "Column 3": "3-3",
+          "Column 4": "3-4"
+      },
+      {
+          "Column 1": 4,
+          "Column 2": 5,
+          "Column 3": 6,
+          "Column 4": 7
+      }
+    ]`;
+    const results = jsonToCSV(jsonData);
+    console.log('======================');
+    console.log(results);
+    console.log('======================');
   }, []);
 
   return (
     <View style={styles.container}>
-      <Text>Result: {result}</Text>
+      <Text>Result</Text>
     </View>
   );
 }

package.json

@@ -149,5 +149,9 @@
         }
       ]
     ]
+  },
+  "dependencies": {
+    "@types/papaparse": "^5.2.5",
+    "papaparse": "^5.3.0"
   }
 }

src/index.tsx

@@ -1,5 +1 @@
-export default {
-  multiply(a: number, b: number) {
-    return Promise.resolve(a * b);
-  },
-};
+export { jsonToCSV } from './jsonToCSV';

src/jsonToCSV.ts

@@ -0,0 +1,5 @@
+import PapaParse from 'papaparse';
+
+export function jsonToCSV(json: any, options = {}) {
+  return PapaParse.unparse(json, options);
+}

yarn.lock

@@ -1898,6 +1898,13 @@
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
   integrity sha512-f5j5b/Gf71L+dbqxIpQ4Z2WlmI/mPJ0fOkGGmFgtb6sAu97EPczzbS3/tJKxmcYDj55OX6ssqwDAWOHIYDRDGA==
 
+"@types/papaparse@^5.2.5":
+  version "5.2.5"
+  resolved "https://registry.yarnpkg.com/@types/papaparse/-/papaparse-5.2.5.tgz#9d3cd9d932eb0dccda9e3f73f39996c4da3fa628"
+  integrity sha512-TlqGskBad6skAgx2ifQmkO/FwiwObuWltBvX2bDceQhXh9IyZ7jYCK7qwhjB67kxw+0LJDXXM4jN3lcGqm1g5w==
+  dependencies:
+    "@types/node" "*"
+
 "@types/parse-json@^4.0.0":
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/@types/parse-json/-/parse-json-4.0.0.tgz#2f8bb441434d163b35fb8ffdccd7138927ffb8c0"
@@ -7361,6 +7368,11 @@ package-json@^6.3.0:
     registry-url "^5.0.0"
     semver "^6.2.0"
 
+papaparse@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/papaparse/-/papaparse-5.3.0.tgz#ab1702feb96e79ab4309652f36db9536563ad05a"
+  integrity sha512-Lb7jN/4bTpiuGPrYy4tkKoUS8sTki8zacB5ke1p5zolhcSE4TlWgrlsxjrDTbG/dFVh07ck7X36hUf/b5V68pg==
+
 parent-module@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/parent-module/-/parent-module-1.0.1.tgz#691d2709e78c79fae3a156622452d00762caaaa2"