amis/examples/components/Play.jsx
2020-10-12 11:19:25 +08:00

432 lines
10 KiB
JavaScript

import React from 'react';
import {toast} from '../../src/components/Toast';
import {render} from '../../src/index';
import {alert, confirm} from '../../src/components/Alert';
import axios from 'axios';
import Frame from 'react-frame-component';
import stripJsonComments from 'strip-json-comments';
import CodeEditor from '../../src/components/Editor';
import copy from 'copy-to-clipboard';
const DEFAULT_CONTENT = `{
"$schema": "/schemas/page.json#",
"type": "page",
"title": "Title",
"body": "Body",
"aside": "Aside",
"toolbar": "Toolbar"
}`;
const scopes = {
'none': ``,
'body': `{
"type": "page",
"body": SCHEMA_PLACEHOLDER
}`,
'form': `{
"type": "page",
"body": {
"title": "",
"type": "form",
"autoFocus": false,
"api": "/api/mock/saveForm?waitSeconds=1",
"mode": "horizontal",
"controls": SCHEMA_PLACEHOLDER,
"submitText": null,
"actions": []
}
}`,
'form-item': `{
"type": "page",
"body": {
"title": "",
"type": "form",
"mode": "horizontal",
"autoFocus": false,
"controls": [
SCHEMA_PLACEHOLDER
],
"submitText": null,
"actions": []
}
}`
};
export default class PlayGround extends React.Component {
state = null;
startX = 0;
oldContents = '';
frameTemplate;
static defaultProps = {
useIFrame: false,
vertical: false
};
constructor(props) {
super(props);
const {router} = props;
const schema = this.buildSchema(props.code || DEFAULT_CONTENT, props);
this.state = {
asideWidth: props.asideWidth || Math.max(300, window.innerWidth * 0.3),
schema: schema,
schemaCode: JSON.stringify(schema, null, 2)
};
this.handleMouseDown = this.handleMouseDown.bind(this);
this.handleMouseMove = this.handleMouseMove.bind(this);
this.handleMouseUp = this.handleMouseUp.bind(this);
this.removeWindowEvents = this.removeWindowEvents.bind(this);
this.handleChange = this.handleChange.bind(this);
this.schemaProps = {
style: {
height: '100%'
}
};
const normalizeLink = to => {
to = to || '';
const location = router.getCurrentLocation();
if (to && to[0] === '#') {
to = location.pathname + location.search + to;
} else if (to && to[0] === '?') {
to = location.pathname + to;
}
const idx = to.indexOf('?');
const idx2 = to.indexOf('#');
let pathname = ~idx
? to.substring(0, idx)
: ~idx2
? to.substring(0, idx2)
: to;
let search = ~idx ? to.substring(idx, ~idx2 ? idx2 : undefined) : '';
let hash = ~idx2 ? to.substring(idx2) : location.hash;
if (!pathname) {
pathname = location.pathname;
} else if (pathname[0] != '/' && !/^https?:\/\//.test(pathname)) {
let relativeBase = location.pathname;
const paths = relativeBase.split('/');
paths.pop();
let m;
while ((m = /^\.\.?\//.exec(pathname))) {
if (m[0] === '../') {
paths.pop();
}
pathname = pathname.substring(m[0].length);
}
pathname = paths.concat(pathname).join('/');
}
return pathname + search + hash;
};
this.env = {
session: 'doc',
updateLocation: (location, replace) => {
router[replace ? 'replace' : 'push'](normalizeLink(location));
},
isCurrentUrl: to => {
const link = normalizeLink(to);
return router.isActive(link);
},
jumpTo: (to, action) => {
to = normalizeLink(to);
if (action && action.actionType === 'url') {
action.blank === false
? (window.location.href = to)
: window.open(to);
return;
}
if (/^https?:\/\//.test(to)) {
window.location.replace(to);
} else {
router.push(to);
}
},
fetcher: config => {
config = {
dataType: 'json',
...config
};
if (config.dataType === 'json' && config.data) {
config.data = JSON.stringify(config.data);
config.headers = config.headers || {};
config.headers['Content-Type'] = 'application/json';
}
return axios[config.method](config.url, config.data, config);
},
isCancel: value => axios.isCancel(value),
notify: (type, msg) =>
toast[type]
? toast[type](msg, type === 'error' ? '系统错误' : '系统消息')
: console.warn('[Notify]', type, msg),
alert,
confirm,
copy: content => {
copy(content);
toast.success('内容已复制到粘贴板');
}
};
const links = [].slice
.call(document.head.querySelectorAll('link,style'))
.map(item => item.outerHTML);
this.frameTemplate = `<!DOCTYPE html><html><head>${links.join(
''
)}</head><body><div></div></body></html>`;
}
componentWillReceiveProps(nextprops) {
const props = this.props;
if (props.code !== nextprops.code) {
const schema = this.buildSchema(
nextprops.code || DEFAULT_CONTENT,
nextprops
);
this.setState({
schema: schema,
schemaCode: JSON.stringify(schema, null, 2)
});
}
}
componentDidMount() {
this.props.setAsideFolded && this.props.setAsideFolded(true);
}
componentWillUnmount() {
this.props.setAsideFolded && this.props.setAsideFolded(false);
}
buildSchema(schemaContent, props = this.props) {
const query = props.location.query;
try {
const scope = query.scope || props.scope;
if (scope && scopes[scope]) {
schemaContent = scopes[scope].replace(
'SCHEMA_PLACEHOLDER',
schemaContent
);
}
schemaContent = stripJsonComments(schemaContent).replace(
/('|")raw:/g,
'$1'
); // 去掉注释
const json = {
...JSON.parse(schemaContent)
};
return json;
} catch (e) {
console.error(this.formatMessage(e.message, schemaContent));
}
return {};
}
formatMessage(message, input) {
if (/position\s?(\d+)$/.test(message)) {
const lines = input
.substring(0, parseInt(RegExp.$1, 10))
.split(/\n|\r\n|\r/);
message = `Json 语法错误,请检测。出错位置:${lines.length},列:${
lines[lines.length - 1].length
}`;
}
return message;
}
renderPreview() {
const schema = this.state.schema;
const props = {
...this.schemaProps,
theme: this.props.theme,
locale: this.props.locale,
affixHeader: false,
affixFooter: false
};
if (!this.props.useIFrame) {
return render(schema, props, this.env);
}
return (
<Frame
width="100%"
height="100%"
frameBorder={0}
initialContent={this.frameTemplate}
>
{render(schema, props, this.env)}
</Frame>
);
}
handleChange(value) {
this.setState({
schemaCode: value
});
try {
const schema = JSON.parse(value);
this.setState({
schema
});
} catch (e) {
//ignore
}
}
handleMouseDown(e) {
this.startX = e.clientX;
this.startWidth = this.state.asideWidth;
// this.startPosition.y = e.clientY;
window.addEventListener('mouseup', this.handleMouseUp);
window.addEventListener('mousemove', this.handleMouseMove);
return false;
}
handleMouseMove(e) {
const diff = this.startX - e.clientX;
e.preventDefault();
this.setState({
asideWidth: Math.min(800, Math.max(200, this.startWidth + diff))
});
}
handleMouseUp() {
this.removeWindowEvents();
}
removeWindowEvents() {
window.removeEventListener('mouseup', this.handleMouseUp);
window.removeEventListener('mousemove', this.handleMouseMove);
}
editorDidMount = (editor, monaco) => {
this.editor = editor;
this.monaco = monaco;
let host = `${window.location.protocol}//${window.location.host}`;
// 如果在 gh-pages 里面
if (/^\/amis/.test(window.location.pathname)) {
host += '/amis';
}
const schemaUrl = `${host}/schema.json`;
monaco.languages.json.jsonDefaults.setDiagnosticsOptions({
schemas: [
{
uri: schemaUrl,
fileMatch: ['*']
}
],
validate: true,
enableSchemaRequest: true,
allowComments: true
});
};
// editorFactory = (containerElement, monaco, options) => {
// this.model = monaco.editor.createModel(
// this.state.schemaCode,
// 'json',
// monaco.Uri.parse(`isuda://schemas/page.json`)
// );
// return monaco.editor.create(containerElement, {
// autoIndent: true,
// formatOnType: true,
// formatOnPaste: true,
// selectOnLineNumbers: true,
// scrollBeyondLastLine: false,
// folding: true,
// minimap: {
// enabled: false
// },
// ...options,
// model: this.model
// });
// };
renderEditor() {
return (
<CodeEditor
value={this.state.schemaCode}
onChange={this.handleChange}
// editorFactory={this.editorFactory}
editorDidMount={this.editorDidMount}
language="json"
/>
);
}
render() {
const {vertical} = this.props;
if (vertical) {
return (
<div className="vbox">
<div className="row-row">
<div className="cell pos-rlt">
<div className="scroll-y h-full pos-abt w-full b-b">
{this.renderPreview()}
</div>
</div>
</div>
<div className="row-row b-t" style={{height: 200}}>
<div className="cell">{this.renderEditor()}</div>
</div>
</div>
);
}
return (
<div
style={{
position: 'absolute',
top: 50,
bottom: 0
}}
>
<div className="hbox">
<div className="col pos-rlt">
<div className="scroll-y h-full pos-abt w-full b-b">
{this.renderPreview()}
</div>
</div>
<div
className="col bg-light lter b-l bg-auto pos-rlt"
style={{width: this.state.asideWidth}}
>
<div className="resizer" onMouseDown={this.handleMouseDown} />
{this.renderEditor()}
</div>
</div>
</div>
);
}
}