Typescript + API Cleanup + Simple Components

.babelrc

@@ -1,12 +1,4 @@
 {
-  "env": {
-    "production": {
-      "plugins": [
-        "transform-react-remove-prop-types",
-        "transform-react-constant-elements",
-        "transform-react-inline-elements"
-      ]
-    }
-  },
-  "presets": ["airbnb", "es2015", "stage-0", "react"]
-}
+    "presets": ["@babel/preset-env", "@babel/preset-typescript", "@babel/preset-react"],
+    "plugins": ["@babel/plugin-proposal-class-properties", "@babel/plugin-proposal-export-default-from"]
+}

.gitignore

@@ -2,4 +2,4 @@
 node_modules
 .idea
 *.iml
-dist/
+dist

.prettierrc

@@ -0,0 +1,5 @@
+{
+    "printWidth": 140,
+    "tabWidth": 4,
+    "singleQuote": true
+}

cypress.json

@@ -0,0 +1,5 @@
+{
+  "baseUrl": "http://localhost:9000",
+  "viewportWidth": 1280,
+  "video": false
+}

cypress/integration/stickyList/scrolling.spec.ts

@@ -0,0 +1,9 @@
+describe('Sticky List Scrolling', () => {
+    beforeEach(() => {
+        cy.visit('/?render=cities');
+    });
+    it('can scroll to the bottom and see the last node', () => {
+        cy.get('.rv-sticky-tree').scrollTo(0, 10000000);
+        cy.contains('Territorio Federal Delta Amacuro').should('be.visible');
+    });
+});

cypress/integration/stickyTree/scrolling.spec.ts

@@ -0,0 +1,9 @@
+describe('Sticky Tree Scrolling', () => {
+    beforeEach(() => {
+        cy.visit('/?render=countries');
+    });
+    it('can scroll to the bottom and see the last node', () => {
+        cy.get('.rv-sticky-tree').scrollTo(0, 10000000);
+        cy.contains('Territorio Federal Delta Amacuro').should('be.visible');
+    });
+});

cypress/plugins/index.js

@@ -0,0 +1,21 @@
+/// <reference types="cypress" />
+// ***********************************************************
+// This example plugins/index.js can be used to load plugins
+//
+// You can change the location of this file or turn off loading
+// the plugins file with the 'pluginsFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/plugins-guide
+// ***********************************************************
+
+// This function is called when a project is opened or re-opened (e.g. due to
+// the project's config changing)
+
+/**
+ * @type {Cypress.PluginConfig}
+ */
+module.exports = (on, config) => {
+  // `on` is used to hook into various events Cypress emits
+  // `config` is the resolved Cypress config
+}

cypress/support/commands.js

@@ -0,0 +1,25 @@
+// ***********************************************
+// This example commands.js shows you how to
+// create various custom commands and overwrite
+// existing commands.
+//
+// For more comprehensive examples of custom
+// commands please read more here:
+// https://on.cypress.io/custom-commands
+// ***********************************************
+//
+//
+// -- This is a parent command --
+// Cypress.Commands.add("login", (email, password) => { ... })
+//
+//
+// -- This is a child command --
+// Cypress.Commands.add("drag", { prevSubject: 'element'}, (subject, options) => { ... })
+//
+//
+// -- This is a dual command --
+// Cypress.Commands.add("dismiss", { prevSubject: 'optional'}, (subject, options) => { ... })
+//
+//
+// -- This will overwrite an existing command --
+// Cypress.Commands.overwrite("visit", (originalFn, url, options) => { ... })

cypress/support/index.js

@@ -0,0 +1,20 @@
+// ***********************************************************
+// This example support/index.js is processed and
+// loaded automatically before your test files.
+//
+// This is a great place to put global configuration and
+// behavior that modifies Cypress.
+//
+// You can change the location of this file or turn off
+// automatically serving support files with the
+// 'supportFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/configuration
+// ***********************************************************
+
+// Import commands.js using ES2015 syntax:
+import './commands'
+
+// Alternatively you can use CommonJS syntax:
+// require('./commands')

example/CitiesList.tsx

@@ -0,0 +1,38 @@
+import React, { useCallback } from 'react';
+import countries from './countries.json';
+import { AutoSizedStickyList } from '../src/';
+import { StickyTreeRowRenderer } from '../src';
+
+export interface CityTreeNode {
+    id: number;
+    name: string;
+    depth: number;
+}
+
+const cities = countries.filter((node) => node.depth === 3).map((city, index) => ({ id: index, ...city }));
+
+const CitiesList: React.FC = () => {
+    const rowRenderer: StickyTreeRowRenderer<CityTreeNode> = useCallback(({ node, style }) => {
+        style = { ...style, backgroundColor: '#87ceeb' };
+
+        return (
+            <div className="node-row" style={style} key={node.id}>
+                {node.name}
+            </div>
+        );
+    }, []);
+
+    const getRowHeight = useCallback((node: CityTreeNode) => {
+        return 30;
+    }, []);
+
+    return (
+        <AutoSizedStickyList<CityTreeNode>
+            className="sticky-tree-wrapper"
+            getRowHeight={getRowHeight}
+            rowRenderer={rowRenderer}
+            items={cities}
+        />
+    );
+};
+export default CitiesList;

example/CountriesTree.d.ts

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+import React from 'react';
+declare const CountriesTree: React.FC<{}>;
+export default CountriesTree;

example/CountriesTree.js

@@ -0,0 +1,38 @@
+import React, { useCallback, useState } from 'react';
+import Measure from 'react-measure';
+import countries from './countries.json';
+import StickyTree from "../src/StickyTree";
+const backgroundColors = [
+    '#45b3e0',
+    '#5bbce4',
+    '#71c5e7',
+    '#87ceeb'
+];
+const CountriesTree = () => {
+    const [dimensions, setDimensions] = useState({});
+    const rowRenderer = useCallback(({ id, style }) => {
+        const node = countries[id];
+        style = Object.assign(Object.assign({}, style), { backgroundColor: backgroundColors[node.depth] });
+        return (React.createElement("div", { className: "my-sticky-row", style: style }, node.name));
+    }, []);
+    const getChildren = useCallback((id) => {
+        var _a;
+        if (countries[id].children) {
+            return (_a = countries[id].children) === null || _a === void 0 ? void 0 : _a.map(childId => ({
+                id: childId,
+                height: 30,
+                isSticky: !!countries[childId].children,
+                stickyTop: 30 * countries[childId].depth,
+                zIndex: 4 - countries[childId].depth,
+            }));
+        }
+    }, []);
+    return (React.createElement(Measure, { bounds: true, onResize: (contentRect) => {
+            var _a, _b;
+            setDimensions({ width: (_a = contentRect.bounds) === null || _a === void 0 ? void 0 : _a.width, height: (_b = contentRect.bounds) === null || _b === void 0 ? void 0 : _b.height });
+        } }, ({ measureRef }) => {
+        return (React.createElement("div", { ref: measureRef, className: "sticky-tree-wrapper" },
+            React.createElement(StickyTree, { width: dimensions.width, height: dimensions.height, root: { id: 0, height: 30, isSticky: true, top: 0, zIndex: 4 }, renderRoot: true, rowRenderer: rowRenderer, getChildren: getChildren, overscanRowCount: 20 })));
+    }));
+};
+export default CountriesTree;

example/CountriesTree.tsx

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+import React, { useCallback, useMemo } from 'react';
+import countries from './countries.json';
+import { StickyTreeGetChildren, StickyTreeRowRenderer } from '../src';
+import { AutoSizedStickyTree } from '../src';
+
+const backgroundColors: string[] = ['#45b3e0', '#5bbce4', '#71c5e7', '#87ceeb'];
+
+interface CountriesTreeNode {
+    id: number;
+    name: string;
+    index: number;
+    depth: number;
+    children?: number[];
+}
+
+const countryNodes: CountriesTreeNode[] = countries.map((country) => ({ ...country, id: country.index }));
+const rootNode = countryNodes[0];
+
+const CountriesTree: React.FC = () => {
+    const rowRenderer: StickyTreeRowRenderer<CountriesTreeNode> = useCallback(({ node, style }) => {
+        style = { ...style, backgroundColor: backgroundColors[node.depth] };
+
+        return (
+            <div className="node-row" key={node.id} style={style}>
+                {node.name}
+            </div>
+        );
+    }, []);
+
+    const getChildren: StickyTreeGetChildren<CountriesTreeNode> = useCallback((node, nodeInfo) => {
+        if (node.children) {
+            return node.children?.map((childId) => ({
+                isSticky: !!countryNodes[childId].children,
+                stickyTop: 30 * countryNodes[childId].depth,
+                zIndex: 4 - countryNodes[childId].depth,
+                node: countryNodes[childId],
+            }));
+        }
+    }, []);
+
+    const root = useMemo(() => ({ isSticky: true, stickyTop: 0, zIndex: 4, node: rootNode }), []);
+
+    return (
+        <AutoSizedStickyTree<CountriesTreeNode>
+            className="sticky-tree-wrapper"
+            root={root}
+            renderRoot={true}
+            rowHeight={30}
+            rowRenderer={rowRenderer}
+            getChildren={getChildren}
+        />
+    );
+};
+export default CountriesTree;

example/app.d.ts

@@ -0,0 +1 @@
+export {};

example/app.js

@@ -0,0 +1,9 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import CountriesTree from './CountriesTree';
+class App extends React.PureComponent {
+    render() {
+        return (React.createElement(CountriesTree, null));
+    }
+}
+ReactDOM.render(React.createElement(App, null), document.getElementById('app'));

example/app.tsx

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+import React from 'react';
+import ReactDOM from 'react-dom';
+import CountriesTree from './CountriesTree';
+import CitiesList from "./CitiesList";
+
+class App extends React.PureComponent {
+
+    render() {
+        const url = new URL(window.location.href);
+        const render = url.searchParams.get('render');
+
+        if (render === 'cities') {
+            return <CitiesList />
+        } else if (render === 'countries') {
+            return <CountriesTree />
+        }
+
+        return (
+            <div style={{width: '80%', margin: '0 auto', padding: '20px'}}>
+                <div><a href="/?render=countries">Sticky Tree Example</a></div>
+                <div><a href="/?render=cities">List Example</a></div>
+            </div>
+        );
+    }
+}
+
+ReactDOM.render(
+    <App />,
+    document.getElementById('app'));