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import * as React from 'react';
import { computed } from 'mobx';
import { observer } from 'mobx-react';
import { DateField } from '../../../fields/DateField';
import { Doc, Field, FieldResult, Opt } from '../../../fields/Doc';
import { List } from '../../../fields/List';
import { ScriptField } from '../../../fields/ScriptField';
import { WebField } from '../../../fields/URLField';
import { DocumentViewSharedProps } from './DocumentView';
//
// these properties get assigned through the render() method of the DocumentView when it creates this node.
// However, that only happens because the properties are "defined" in the markup for the field view.
// See the LayoutString method on each field view : ImageBox, FormattedTextBox, etc.
//
export interface FieldViewProps extends DocumentViewSharedProps {
// FieldView specific props that are not part of DocumentView props
fieldKey: string;
select: (isCtrlPressed: boolean) => void;
isContentActive: (outsideReaction?: boolean) => boolean | undefined;
isDocumentActive?: () => boolean | undefined;
isSelected: () => boolean;
setHeight?: (height: number) => void;
NativeDimScaling?: () => number; // scaling the DocumentView does to transform its contents into its panel & needed by ScreenToLocal NOTE: Must also be added to DocumentViewInternalsProps
onBrowseClick?: () => ScriptField | undefined;
onKey?: (e: React.KeyboardEvent, fieldProps: FieldViewProps) => boolean | undefined;
pointerEvents?: () => Opt<string>;
// properties intended to be used from within layout strings (otherwise use the function equivalents that work more efficiently with React)
// See currentUserUtils headerTemplate for examples of creating text boxes from html which set some of these fields
// Also, see InkingStroke for examples of creating text boxes from render() methods which set some of these fields
backgroundColor?: string;
treeViewDoc?: Doc;
color?: string;
height?: number;
width?: number;
noSidebar?: boolean;
dontScale?: boolean;
dontSelectOnLoad?: boolean; // suppress selecting (e.g.,. text box) when loaded (and mark as not being associated with scrollTop document field)
}
@observer
export class FieldView extends React.Component<FieldViewProps> {
public static LayoutString(fieldType: { name: string }, fieldStr: string) {
return `<${fieldType.name} {...props} fieldKey={'${fieldStr}'}/>`; //e.g., "<ImageBox {...props} fieldKey={'data'} />"
}
@computed
get field(): FieldResult {
const { Document, fieldKey: fieldKey } = this.props;
return Document[fieldKey];
}
render() {
const field = this.field;
// prettier-ignore
if (field instanceof Doc) return <p> <b>{field.title?.toString()}</b></p>;
if (field === undefined) return <p>{'<null>'}</p>;
if (field instanceof DateField) return <p>{field.date.toLocaleString()}</p>;
if (field instanceof List) return <div> {field.map(f => Field.toString(f)).join(', ')} </div>;
if (field instanceof WebField) return <p>{Field.toString(field.url.href)}</p>;
if (!(field instanceof Promise)) return <p>{Field.toString(field)}</p>;
return <p> {'Waiting for server...'} </p>;
}
}
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