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import AceEditor from "react-ace";
import 'ace-builds/src-noconflict/mode-markdown';
import "ace-builds/src-noconflict/mode-json";
import "ace-builds/src-noconflict/mode-java";
import "ace-builds/src-noconflict/mode-groovy";
import "ace-builds/src-noconflict/mode-javascript";
import "ace-builds/src-noconflict/theme-kuroir";
import 'ace-builds/src-noconflict/ext-language_tools';
import Beautify from 'ace-builds/src-noconflict/ext-beautify';
import { useTranslation } from "react-i18next";
import { SaveRecordProps } from "@props/RecordProps";
import { Alert, Button, Space, Tag } from "antd";
import { debounce } from "lodash";
import { formatJson } from "@utils/StringUtils";
import { LockOutlined } from "@ant-design/icons";
export type CodeEditorProps = {
value: string;
onChange: (value: string) => void;
name: string;
width?: string;
height?: string;
updatable: boolean;
mode?: string;
style?: React.CSSProperties;
record?: SaveRecordProps | undefined;
zIndex: number;
};
export interface CodeEditorRef {
insertText: (text: string) => void;
}
const CodeEditor = forwardRef((props: CodeEditorProps, forwardedRef: React.ForwardedRef<CodeEditorRef>): ReactElement => {
const {
mode, value, name, onChange, width, height, updatable, style, zIndex, record
} = props;
const isJsonMode = (mode === 'json');
const isJsonAndValueNotEmpty = (isJsonMode && value !== '' && value != null);
const defaultValue = isJsonAndValueNotEmpty ? formatJson(value) : value;
const [currentValue, setCurrentValue] = useState(defaultValue);
const [errorMessage, setErrorMessage] = useState<string>('');
const [errorPosition, setErrorPosition] = useState<number>();
const minWidth = "440px";
const compWidth = width ?? minWidth;
const compHeight = height ?? `${currentValue?.split(/\r\n|\r|\n/).length * 20 + 20}px`;
const editorRef = useRef<AceEditor>(null);
const prevIdValue = useRef<number>();
const prevDefaultValue = useRef<string>();
const { t } = useTranslation();
const goToErrorPosition = (): void => {
if (editorRef.current && errorPosition) {
const lines = currentValue.slice(0, errorPosition).split("\n");
editorRef.current.editor.gotoLine(lines.length, lines[lines.length - 1].length, true);
}
};
useEffect(() => {
const isJsonAndValueNotEmpty = (isJsonMode && value !== '');
const defaultValue = isJsonAndValueNotEmpty ? formatJson(value) : value;
Iif (record?.id !== prevIdValue.current) {
setCurrentValue(defaultValue);
prevDefaultValue.current = defaultValue;
} else {
Iif ((defaultValue !== currentValue) && (currentValue === prevDefaultValue.current)) {
setCurrentValue(defaultValue);
prevDefaultValue.current = defaultValue;
}
}
prevIdValue.current = record?.id;
}, [record?.id, value, isJsonMode, currentValue]);
useImperativeHandle(forwardedRef, () => {
const insertText = (text: string): void => {
if (editorRef.current) {
editorRef.current.editor.insert(text);
}
};
return {
insertText,
};
}, []);
const validateAndChange = (val: string): void => {
onChange(val);
setCurrentValue(val);
if (isJsonMode && val === '') {
setErrorMessage('');
setErrorPosition(undefined);
}
if (isJsonMode && val !== '') {
try {
JSON.parse(val);
setErrorMessage('');
} catch (error) {
setErrorMessage(new String(error).toString());
if (error instanceof SyntaxError) {
const errorPosition = error.message.match(/position ([0-9]+)/i);
if (errorPosition) {
const errorLocation = Number(errorPosition[1]);
console.error(`JSON syntax error at position: ${errorLocation}`);
setErrorPosition(errorLocation);
} else {
console.error(`JSON syntax error. ${error.message}`);
setErrorPosition(undefined);
}
}
}
}
};
const debouncedValidateAndChange = isJsonMode ?
debounce(validateAndChange, 100) : validateAndChange;
// Ctrl + Shift + B to reformat code
return (
<span className="code-editor-wrap">
{errorMessage && (
<Alert
message={<Space direction="vertical">
{errorMessage}
{errorPosition && <Button onClick={goToErrorPosition} type="link" size="small">
{t('Go to first error position')}
</Button>}
</Space>
}
type="error"
showIcon={true}
style={{
position: 'absolute',
top: "32px",
right: "64px",
zIndex: zIndex + 1,
backgroundColor: "rgb(255 204 199 / 0.3)",
}}
/>
)}
{!updatable && (
<Tag
icon={<LockOutlined/>}
style={{
zIndex: zIndex + 1,
}}>
{t('Read only')}
</Tag>
)}
<AceEditor
onLoad={editor => {
// Disable the replaymacro command to relese the Ctrl + Shift + E shortcut
// We use this shortcut to switch detail modal between edit and display mode
editor.commands.removeCommand('replaymacro');
}}
ref={editorRef}
mode={mode ?? "javascript"}
readOnly={!updatable}
theme="kuroir"
name={name}
onChange={debouncedValidateAndChange}
defaultValue={defaultValue}
fontSize={14}
showPrintMargin={true}
showGutter={true}
highlightActiveLine={true}
value={currentValue ?? ""}
height={compHeight}
commands={Beautify.commands}
style={{
width: compWidth,
height: compHeight,
minWidth,
border: updatable ? "1px solid #DDDDDD" : undefined,
zIndex,
opacity: updatable ? 1 : 0.85,
// Use #000 to make it readable in readonly mode, as there's a opacity applied
color: updatable ? undefined : "#000",
...style
}}
setOptions={{
enableBasicAutocompletion: true,
enableLiveAutocompletion: true,
enableSnippets: false,
showLineNumbers: true,
tabSize: 2,
hScrollBarAlwaysVisible: false,
vScrollBarAlwaysVisible: false,
// wrap: true,
highlightSelectedWord: true,
}}
/>
</span>
);
});
export default CodeEditor;
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