added readme

Author: Irfanwani

README.md

@@ -0,0 +1,74 @@
+## React-Native-Dialog
+
+React native dialog library to show dialog boxes
+
+#### How to thank me ?
+
+Just click on ⭐️ button 😘
+
+## Installation:
+
+```
+npm install --save @irfanwani/react-native-dialog
+OR
+yarn add @irfanwani/react-native-dialog
+```
+
+## Basic Usage
+
+```tsx
+import { useState } from "react";
+import {
+  StyleSheet,
+  Text,
+  Button,
+  View,
+  GestureResponderEvent,
+} from "react-native";
+
+import Dialog from "@irfanwani/react-native-dialog";
+
+export default () => {
+  const [visible, setvisible] = useState(false);
+
+  const showModal: (event: GestureResponderEvent) => void = () => {
+    setvisible(true);
+  };
+  return (
+    <View style={styles.container}>
+      <Button title="show modal" onPress={showModal} />
+      <Dialog
+        title="Dialog Title"
+        cancelText="Cancel"
+        subtitle="Dialog subtitle which is shown under the title"
+        confirmText="Confirm"
+        visible={visible}
+        closeDialog={() => {
+          setvisible(false);
+        }}
+        confirm={() => {
+          console.log("confirmed");
+        }}
+      />
+    </View>
+  );
+};
+```
+
+## Props
+
+| Prop                  | Type                                     | Required                              | Note                                           |
+| --------------------- | ---------------------------------------- | ------------------------------------- | ---------------------------------------------- |
+| `visible`             | `boolean`                                | True                                  | Determines whether the dialog is shown or not  |
+| `title`               | `string`                                 | True                                  | Title for the dialog                           |
+| `subtitle`            | `string`                                 | Extra description about the alert     |
+| `closeDialog`         | `(event: GestureResponderEvent) => void` | True                                  | Callback for the close button                  |
+| `confirm`             | `(event: GestureResponderEvent) => void` | True                                  | Callback for the confirm button                |
+| `confirmText`         | `string`                                 | True                                  | text to be shown on the confirm button         |
+| `cancelText` `string` | True                                     | text to be shown on the cancel button |
+| `titleStyle?`         | `Object`                                 | False                                 | Styles object for the title                    |
+| `cancelStyle?`        | `Object`                                 | False                                 | Styles object for the cancel button container  |
+| `confirmStyle?`       | `Object`                                 | False                                 | Styles object for the confirm button container |
+| `subtitleStyle?`      | `Object`                                 | False                                 | Styles object for the subtitle button          |
+| `cancelTextStyle?`    | `Object`                                 | False                                 | Styles object for the cancel button text       |
+| `confirmTextStyle?`   | `Object`                                 | False                                 | Styles object for the confirm button text      |