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import React = require("react")
import { Document } from "../../fields/Document";
import { observer } from "mobx-react";
import { computed } from "mobx";
import { Field, Opt } from "../../fields/Field";
import { TextField } from "../../fields/TextField";
import { NumberField } from "../../fields/NumberField";
import { RichTextField } from "../../fields/RichTextField";
import { FieldTextBox } from "./FieldTextBox";
import { ImageField } from "../../fields/ImageField";
import { ImageBox } from "./ImageBox";
import { Key } from "../../fields/Key";
import { DocumentView } 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, FieldTextBox, etc.
//
export interface FieldViewProps {
fieldKey: Key;
doc: Document;
documentViewContainer: DocumentView
}
@observer
export class FieldView extends React.Component<FieldViewProps> {
@computed
get field(): Opt<Field> {
const { doc, fieldKey } = this.props;
return doc.GetField(fieldKey);
}
render() {
const field = this.field;
if (!field) {
return <p>{'<null>'}</p>
}
if (field instanceof TextField) {
return <p>{field.Data}</p>
}
else if (field instanceof RichTextField) {
return <FieldTextBox {...this.props} />
}
else if (field instanceof ImageField) {
return <ImageBox {...this.props} />
}
else if (field instanceof NumberField) {
return <p>{field.Data}</p>
} else {
return <p>{field.GetValue}</p>
}
}
}
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