2025-04-01 10:38:02 +09:00

71 lines
2.5 KiB
TypeScript

import { SceneObject } from '@grafana/scenes';
import { DashboardV2Spec, RowsLayoutRowKind } from '@grafana/schema/dist/esm/schema/dashboard/v2alpha0';
import { RowItem } from '../../scene/layout-rows/RowItem';
import { RowItemRepeaterBehavior } from '../../scene/layout-rows/RowItemRepeaterBehavior';
import { RowsLayoutManager } from '../../scene/layout-rows/RowsLayoutManager';
import { LayoutManagerSerializer } from '../../scene/types/DashboardLayoutManager';
import { layoutSerializerRegistry } from './layoutSerializerRegistry';
import { getLayout } from './utils';
export class RowsLayoutSerializer implements LayoutManagerSerializer {
serialize(layoutManager: RowsLayoutManager): DashboardV2Spec['layout'] {
return {
kind: 'RowsLayout',
spec: {
rows: layoutManager.state.rows.map((row) => {
const layout = getLayout(row.state.layout);
if (layout.kind === 'RowsLayout') {
throw new Error('Nested RowsLayout is not supported');
}
const rowKind: RowsLayoutRowKind = {
kind: 'RowsLayoutRow',
spec: {
title: row.state.title,
collapsed: row.state.isCollapsed ?? false,
layout: layout,
},
};
if (row.state.$behaviors) {
for (const behavior of row.state.$behaviors) {
if (behavior instanceof RowItemRepeaterBehavior) {
if (rowKind.spec.repeat) {
throw new Error('Multiple repeaters are not supported');
}
rowKind.spec.repeat = { value: behavior.state.variableName, mode: 'variable' };
}
}
}
return rowKind;
}),
},
};
}
deserialize(
layout: DashboardV2Spec['layout'],
elements: DashboardV2Spec['elements'],
preload: boolean
): RowsLayoutManager {
if (layout.kind !== 'RowsLayout') {
throw new Error('Invalid layout kind');
}
const rows = layout.spec.rows.map((row) => {
const layout = row.spec.layout;
const behaviors: SceneObject[] = [];
if (row.spec.repeat) {
behaviors.push(new RowItemRepeaterBehavior({ variableName: row.spec.repeat.value }));
}
return new RowItem({
title: row.spec.title,
isCollapsed: row.spec.collapsed,
$behaviors: behaviors,
layout: layoutSerializerRegistry.get(layout.kind).serializer.deserialize(layout, elements, preload),
});
});
return new RowsLayoutManager({ rows });
}
}