WIP: Web support

.eslintignore

@@ -0,0 +1,7 @@
+node_modules
+example
+website
+lib
+scripts
+babel.config.js
+*.test.tsx

.eslintrc.json

@@ -0,0 +1,234 @@
+{
+  "root": true,
+  "plugins": [
+    "babel",
+    "jest-dom",
+    "jest",
+    "markdown",
+    "prettier",
+    "react-hooks",
+    "sort-destructure-keys"
+  ],
+  "extends": [
+    "eslint:recommended",
+    "plugin:react/recommended",
+    "plugin:prettier/recommended",
+    "plugin:jest/all",
+    "plugin:jest-dom/recommended"
+  ],
+  "rules": {
+    "array-callback-return": 2,
+    "arrow-body-style": 2,
+    "comma-dangle": 0,
+    "babel/no-invalid-this": 2,
+    "default-case": 2,
+    "eqeqeq": [2, "smart"],
+    "jest/expect-expect": 0,
+    "jest/no-conditional-expect": 0,
+    "jsx-quotes": ["error", "prefer-single"],
+    "linebreak-style": [2, "unix"],
+    "no-console": 0,
+    "no-mixed-spaces-and-tabs": 1,
+    "no-self-compare": 2,
+    "no-underscore-dangle": [2, { "allowAfterThis": true }],
+    "no-unused-vars": [1, { "ignoreRestSiblings": true }],
+    "no-use-before-define": 0, // can throw incorrect errors due to mismatch of @typescript-eslint versions in react-scripts and local package.json
+    "@typescript-eslint/no-use-before-define": 0,
+    "no-useless-concat": 2,
+    "no-var": 2,
+    "object-shorthand": 1,
+    "prefer-const": 1,
+    "react/jsx-sort-props": [
+      "error",
+      {
+        "callbacksLast": false,
+        "ignoreCase": true,
+        "noSortAlphabetically": false,
+        "reservedFirst": false,
+        "shorthandFirst": false,
+        "shorthandLast": false
+      }
+    ],
+    "react/prop-types": 0,
+    "require-await": 2,
+    "semi": [1, "always"],
+    "sort-destructure-keys/sort-destructure-keys": [
+      2,
+      { "caseSensitive": false }
+    ],
+    "sort-imports": [
+      "error",
+      {
+        "allowSeparatedGroups": true,
+        "ignoreCase": true,
+        "ignoreDeclarationSort": true,
+        "ignoreMemberSort": false,
+        "memberSyntaxSortOrder": ["none", "all", "multiple", "single"]
+      }
+    ],
+    "sort-keys": [
+      "error",
+      "asc",
+      { "caseSensitive": false, "minKeys": 2, "natural": false }
+    ],
+    "valid-typeof": 2,
+    "import/prefer-default-export": 0,
+    "import/extensions": [0],
+    "max-classes-per-file": 0,
+    "camelcase": 0,
+    "react-hooks/rules-of-hooks": 1,
+    "react-hooks/exhaustive-deps": 0,
+    "jest/prefer-inline-snapshots": 0,
+    "jest/lowercase-name": 0,
+    "jest/prefer-expect-assertions": 0,
+    "jest/no-hooks": 0,
+    "no-unused-expressions": "off",
+    "babel/no-unused-expressions": "error",
+    "jest/no-if": "off"
+  },
+  "env": {
+    "es6": true,
+    "browser": true
+  },
+  "parser": "babel-eslint",
+  "parserOptions": {
+    // "allowImportExportEverywhere": true,
+    "sourceType": "module",
+    "ecmaVersion": 2018,
+    "ecmaFeatures": {
+      "modules": true
+    }
+  },
+  "settings": {
+    "react": {
+      "pragma": "React",
+      "version": "detect"
+    },
+    "import/resolver": {
+      "alias": {
+        "map": [["mock-builders", "./src/mock-builders"]],
+        "extensions": [".js", ".jsx", ".ts", ".tsx"]
+      },
+      "eslint-import-resolver-babel-module": {},
+      "node": {
+        "extensions": [".js", ".jsx", ".ts", ".tsx"],
+        "paths": ["src"]
+      }
+    }
+  },
+  "overrides": [
+    {
+      "files": ["*.md"],
+      "rules": {
+        "react/jsx-no-undef": 0,
+        "react/react-in-jsx-scope": 0,
+        "semi": 0,
+        "no-undef": 0
+      }
+    },
+    {
+      "env": {
+        "es6": true,
+        "browser": true
+      },
+      "extends": [
+        "eslint:recommended",
+        "plugin:@typescript-eslint/recommended",
+        "plugin:jest/recommended",
+        "plugin:prettier/recommended",
+        "plugin:react/recommended",
+        "prettier/@typescript-eslint"
+      ],
+      "files": ["**/*.ts", "**/*.tsx"],
+      "parser": "@typescript-eslint/parser",
+      "parserOptions": {
+        "ecmaFeatures": {
+          "modules": true,
+          "jsx": true
+        },
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+      },
+      "plugins": [
+        "@typescript-eslint",
+        "babel",
+        "markdown",
+        "prettier",
+        "react",
+        "typescript-sort-keys",
+        "sort-destructure-keys"
+      ],
+      "rules": {
+        "@typescript-eslint/explicit-module-boundary-types": 0,
+        "@typescript-eslint/no-empty-interface": 0,
+        "@typescript-eslint/ban-ts-comment": 0,
+        "@typescript-eslint/no-unused-vars": 1,
+        "@typescript-eslint/no-var-requires": 0,
+        "react-hooks/exhaustive-deps": 0,
+        "react-native/no-inline-styles": 0,
+        "array-callback-return": 2,
+        "arrow-body-style": 2,
+        "comma-dangle": 0,
+        "babel/no-invalid-this": 2,
+        "default-case": 2,
+        "eqeqeq": [2, "smart"],
+        "linebreak-style": [2, "unix"],
+        "jsx-quotes": ["error", "prefer-single"],
+        "no-console": 0,
+        "no-mixed-spaces-and-tabs": 1,
+        "no-self-compare": 2,
+        "no-shadow": 0,
+        "no-underscore-dangle": [2, { "allowAfterThis": true }],
+        "no-unused-vars": [1, { "ignoreRestSiblings": true }],
+        "no-useless-concat": 2,
+        "no-var": 2,
+        "object-shorthand": 1,
+        "prefer-const": 1,
+        "react/jsx-sort-props": [
+          "error",
+          {
+            "callbacksLast": false,
+            "ignoreCase": true,
+            "noSortAlphabetically": false,
+            "reservedFirst": false,
+            "shorthandFirst": false,
+            "shorthandLast": false
+          }
+        ],
+        "react/prop-types": 0,
+        "require-await": 2,
+        "semi": [1, "always"],
+        "sort-destructure-keys/sort-destructure-keys": [
+          2,
+          { "caseSensitive": false }
+        ],
+        "sort-imports": [
+          "error",
+          {
+            "allowSeparatedGroups": true,
+            "ignoreCase": true,
+            "ignoreDeclarationSort": true,
+            "ignoreMemberSort": false,
+            "memberSyntaxSortOrder": ["none", "all", "multiple", "single"]
+          }
+        ],
+        "sort-keys": [
+          "error",
+          "asc",
+          { "caseSensitive": false, "minKeys": 2, "natural": false }
+        ],
+        "typescript-sort-keys/interface": [
+          "error",
+          "asc",
+          { "caseSensitive": false, "natural": true, "requiredFirst": true }
+        ],
+        "typescript-sort-keys/string-enum": [
+          "error",
+          "asc",
+          { "caseSensitive": false, "natural": true }
+        ],
+        "valid-typeof": 2
+      }
+    }
+  ]
+}

.prettierignore

@@ -0,0 +1,3 @@
+node_modules/
+website/
+example/

.prettierrc

@@ -0,0 +1,7 @@
+{
+  "arrowParens": "always",
+  "jsxSingleQuote": true,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all"
+}

README.md

@@ -14,12 +14,11 @@
 
 [FlatList](https://reactnative.dev/docs/flatlist) by react-native only allows infinite scroll in one direction (using `onEndReached`). This package adds capability on top of FlatList to allow infinite scroll from both directions, and also maintains **smooth scroll** UX.
 
-- Accepts prop `onStartReached` & `onEndReached`, which you can use to load more results. 
+- Accepts prop `onStartReached` & `onEndReached`, which you can use to load more results.
 - Calls to onEndReached and onStartReached have been optimized.
 - Inline loading Indicators, which can be customized as well.
 - Uses [flat-list-mvcp](https://github.com/GetStream/flat-list-mvcp#maintainvisiblecontentposition-prop-support-for-android-react-native) to maintain scroll position or smooth scroll UX.
 
-
 <table>
   <tr>
     <td align='center' width="33%"><img src='https://user-images.githubusercontent.com/11586388/109138261-77774800-775a-11eb-806b-2add75755af7.gif' height="600" /></td>

example/app.json

@@ -1,4 +1,4 @@
 {
   "name": "BidirectionalInfiniteScrollExample",
-  "displayName": "BidirectionalInfiniteScroll Example"
+  "displayName": "BidirectionalInfiniteScrollExample"
 }

example/index.tsx

@@ -1,5 +1,10 @@
-import { AppRegistry } from 'react-native';
+import { AppRegistry, Platform } from 'react-native';
 import App from './src/App';
 import { name as appName } from './app.json';
-
+console.log('>>>> ', appName)
 AppRegistry.registerComponent(appName, () => App);
+
+if (Platform.OS === 'web') {
+  const rootTag = document.getElementById('root');
+  AppRegistry.runApplication(appName, { rootTag });
+}

example/package.json

@@ -10,13 +10,21 @@
   },
   "dependencies": {
     "@stream-io/flat-list-mvcp": "0.10.0",
+    "expo": "^40.0.1",
     "react": "16.13.1",
+    "react-dom": "^17.0.2",
     "react-native": "0.63.4",
-    "react-native-bidirectional-infinite-scroll": "link:../"
+    "react-native-bidirectional-infinite-scroll": "link:../",
+    "react-native-web": "^0.15.6",
+    "react-virtuoso": "^1.6.0"
   },
   "devDependencies": {
     "@babel/core": "^7.12.10",
+    "@babel/preset-typescript": "^7.13.0",
     "@babel/runtime": "^7.12.5",
+    "@types/react": "^17.0.3",
+    "@types/react-dom": "^17.0.3",
+    "@types/react-native": "^0.64.2",
     "babel-plugin-module-resolver": "^4.0.0",
     "metro-react-native-babel-preset": "^0.64.0"
   }

example/src/MessageBubble.tsx

@@ -4,40 +4,54 @@ import type { Message } from './utils';
 
 type Props = {
   item: Message;
+  index: number;
 };
 
-export const MessageBubble: React.FC<Props> = ({ item }) => {
+export const MessageBubble: React.FC<Props> = ({ item, index }) => {
   if (item.isMyMessage) {
     return (
-      <View
-        key={`${item.id}`}
-        style={[styles.messageBubble, styles.myMessageBubble]}
-      >
-        <Text style={styles.myMessageText}>{item.text}</Text>
+      <View style={styles.container} key={`item-${item.id}`}>
+        <View
+          style={[styles.messageBubble, styles.myMessageBubble]}
+        >
+          <Text style={styles.myMessageText}>{item.text}</Text>
+          <Text style={[styles.myMessageText, {
+            marginTop: 10,
+            fontWeight: 'bold'
+          }]}>ID: {item.id} Index: {index}</Text>
+        </View>
       </View>
     );
   }
 
   return (
-    <View key={`${item.id}`} style={styles.messageBubble}>
-      <Text style={styles.messageText}>{item.text}</Text>
+    <View style={styles.container} key={`item-${item.id}`}>
+      <View style={styles.messageBubble}>
+        <Text style={styles.messageText}>{item.text}</Text>
+        <Text style={[styles.messageText, {
+          marginTop: 10,
+          fontWeight: 'bold'
+        }]}>ID: {item.id} Index: {index}</Text>
+      </View>
     </View>
   );
 };
 
 const styles = StyleSheet.create({
+  container: {
+    width: '100%'
+  },
   messageBubble: {
     maxWidth: 300,
     padding: 10,
     borderRadius: 10,
     marginVertical: 5,
     marginHorizontal: 5,
     backgroundColor: '#F1F0F0',
+    height: 100
   },
   myMessageBubble: {
     alignSelf: 'flex-end',
-    // borderColor: '#989898',
-    // borderWidth: 1,
     backgroundColor: '#3784FF',
   },
   messageText: {