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298 lines
7.0 KiB
JavaScript
298 lines
7.0 KiB
JavaScript
import React from 'react';
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import {toast} from '../../src/components/Toast';
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import {render} from '../../src/index';
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import axios from 'axios';
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import Frame from 'react-frame-component';
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import stripJsonComments from 'strip-json-comments';
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import CodeEditor from '../../src/components/Editor';
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const DEFAULT_CONTENT = `{
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"$schema": "https://houtai.baidu.com/v2/schemas/page.json#",
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"type": "page",
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"title": "Title",
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"body": "Body",
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"aside": "Aside",
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"toolbar": "Toolbar"
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}`;
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const scopes = {
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'none': ``,
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'body': `{
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"type": "page",
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"body": SCHEMA_PLACEHOLDER
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}`,
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'form': `{
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"type": "page",
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"body": {
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"title": "",
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"type": "form",
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"autoFocus": false,
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"api": "/api/mock/saveForm?waitSeconds=1",
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"mode": "horizontal",
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"controls": SCHEMA_PLACEHOLDER,
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"submitText": null,
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"actions": []
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}
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}`,
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'form-item': `{
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"type": "page",
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"body": {
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"title": "",
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"type": "form",
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"mode": "horizontal",
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"autoFocus": false,
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"controls": [
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SCHEMA_PLACEHOLDER
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],
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"submitText": null,
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"actions": []
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}
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}`
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};
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export default class PlayGround extends React.Component {
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state = null;
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startX = 0;
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oldContents = '';
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frameTemplate;
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static defaultProps = {
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useIFrame: false,
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vertical: false
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};
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constructor(props) {
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super(props);
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const schema = this.buildSchema(props.code || DEFAULT_CONTENT, props);
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this.state = {
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asideWidth: props.asideWidth || Math.max(300, window.innerWidth * 0.3),
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schema: schema,
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schemaCode: JSON.stringify(schema, null, 2)
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};
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this.handleMouseDown = this.handleMouseDown.bind(this);
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this.handleMouseMove = this.handleMouseMove.bind(this);
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this.handleMouseUp = this.handleMouseUp.bind(this);
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this.removeWindowEvents = this.removeWindowEvents.bind(this);
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this.handleChange = this.handleChange.bind(this);
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this.schemaProps = {
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style: {
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height: '100%'
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}
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};
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this.env = {
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updateLocation: () => {},
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fetcher: config => {
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config = {
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dataType: 'json',
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...config
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};
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if (config.dataType === 'json' && config.data) {
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config.data = JSON.stringify(config.data);
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config.headers = config.headers || {};
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config.headers['Content-Type'] = 'application/json';
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}
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return axios[config.method](config.url, config.data, config);
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},
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notify: (type, msg) =>
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toast[type]
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? toast[type](msg, type === 'error' ? '系统错误' : '系统消息')
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: console.warn('[Notify]', type, msg)
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};
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const links = [].slice
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.call(document.head.querySelectorAll('link,style'))
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.map(item => item.outerHTML);
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this.frameTemplate = `<!DOCTYPE html><html><head>${links.join(
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''
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)}</head><body><div></div></body></html>`;
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}
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componentWillReceiveProps(nextprops) {
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const props = this.props;
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if (props.code !== nextprops.code) {
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const schema = this.buildSchema(
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nextprops.code || DEFAULT_CONTENT,
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nextprops
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);
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this.setState({
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schema: schema,
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schemaCode: JSON.stringify(schema, null, 2)
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});
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}
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}
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componentDidMount() {
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this.props.setAsideFolded && this.props.setAsideFolded(true);
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}
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componentWillUnmount() {
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this.props.setAsideFolded && this.props.setAsideFolded(false);
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}
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buildSchema(schemaContent, props = this.props) {
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const query = props.location.query;
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try {
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const scope = query.scope || props.scope;
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if (scope && scopes[scope]) {
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schemaContent = scopes[scope].replace(
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'SCHEMA_PLACEHOLDER',
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schemaContent
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);
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}
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schemaContent = stripJsonComments(schemaContent).replace(
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/('|")raw:/g,
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'$1'
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); // 去掉注释
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return JSON.parse(schemaContent);
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} catch (e) {
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console.error(this.formatMessage(e.message, schemaContent));
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}
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return {};
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}
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formatMessage(message, input) {
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if (/position\s?(\d+)$/.test(message)) {
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const lines = input
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.substring(0, parseInt(RegExp.$1, 10))
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.split(/\n|\r\n|\r/);
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message = `Json 语法错误，请检测。出错位置：${lines.length}，列：${
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lines[lines.length - 1].length
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}。`;
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}
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return message;
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}
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renderPreview() {
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const schema = this.state.schema;
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if (!this.props.useIFrame) {
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return render(schema, this.schemaProps, this.env);
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}
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return (
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<Frame
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width="100%"
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height="100%"
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frameBorder={0}
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initialContent={this.frameTemplate}
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>
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{render(schema, this.schemaProps, this.env)}
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</Frame>
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);
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}
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handleChange(value) {
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this.setState({
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schemaCode: value
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});
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try {
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const schema = JSON.parse(value);
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this.setState({
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schema
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});
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} catch (e) {
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//ignore
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}
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}
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handleMouseDown(e) {
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this.startX = e.clientX;
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this.startWidth = this.state.asideWidth;
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// this.startPosition.y = e.clientY;
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window.addEventListener('mouseup', this.handleMouseUp);
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window.addEventListener('mousemove', this.handleMouseMove);
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return false;
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}
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handleMouseMove(e) {
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const diff = this.startX - e.clientX;
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e.preventDefault();
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this.setState({
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asideWidth: Math.min(800, Math.max(200, this.startWidth + diff))
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});
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}
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handleMouseUp() {
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this.removeWindowEvents();
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}
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removeWindowEvents() {
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window.removeEventListener('mouseup', this.handleMouseUp);
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window.removeEventListener('mousemove', this.handleMouseMove);
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}
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renderEditor() {
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return (
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<CodeEditor
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value={this.state.schemaCode}
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onChange={this.handleChange}
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language="json"
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/>
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);
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}
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render() {
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const {vertical} = this.props;
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if (vertical) {
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return (
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<div className="vbox">
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<div className="row-row">
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<div className="cell pos-rlt">
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<div className="scroll-y h-full pos-abt w-full">
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{this.renderPreview()}
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</div>
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</div>
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</div>
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<div className="row-row" style={{height: 200}}>
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<div className="cell">{this.renderEditor()}</div>
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</div>
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</div>
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);
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}
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return (
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<div
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style={{
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position: 'absolute',
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top: 50,
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bottom: 0
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}}
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>
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<div className="hbox">
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<div className="col pos-rlt">
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<div className="scroll-y h-full pos-abt w-full">
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{this.renderPreview()}
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</div>
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</div>
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<div
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className="col bg-light lter b-l bg-auto pos-rlt"
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style={{width: this.state.asideWidth}}
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>
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<div className="resizer" onMouseDown={this.handleMouseDown} />
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{this.renderEditor()}
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</div>
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</div>
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</div>
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);
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}
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}
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