-
Notifications
You must be signed in to change notification settings - Fork 45
/
useArrangeAll.ts
221 lines (208 loc) · 8.3 KB
/
useArrangeAll.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*******************************************************************************
* Copyright (c) 2024 Obeo.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
import { UseArrangeAllValue } from './useArrangeAll.types';
import { Edge, Node, useReactFlow, useViewport } from 'reactflow';
import { EdgeData, NodeData } from '../DiagramRenderer.types';
import { DiagramNodeType } from '../node/NodeTypes.types';
import { ListNodeData } from '../node/ListNode.types';
import ELK, { ElkLabel, ElkNode } from 'elkjs/lib/elk.bundled';
import { LayoutOptions } from 'elkjs/lib/elk-api';
import { headerVerticalOffset, labelVerticalPadding, labelHorizontalPadding } from './layoutParams';
import { RawDiagram } from './layout.types';
import { useLayout } from './useLayout';
import { useSynchronizeLayoutData } from './useSynchronizeLayoutData';
const isListData = (node: Node): node is Node<ListNodeData> => node.type === 'listNode';
function reverseOrdreMap<K, V>(map: Map<K, V>): Map<K, V> {
const reversedNodes = Array.from(map.entries()).reverse();
return new Map<K, V>(reversedNodes);
}
const getSubNodes = (nodes: Node<NodeData, string>[]): Map<string, Node<NodeData, string>[]> => {
const subNodes: Map<string, Node<NodeData, string>[]> = new Map<string, Node<NodeData, string>[]>();
for (const node of nodes) {
const parentNodeId: string = node.parentNode ?? 'root';
if (!subNodes.has(parentNodeId)) {
subNodes.set(parentNodeId, []);
}
subNodes.get(parentNodeId)?.push(node);
}
return subNodes;
};
const elkOptions = {
'elk.algorithm': 'layered',
'elk.layered.spacing.nodeNodeBetweenLayers': '100',
'layering.strategy': 'NETWORK_SIMPLEX',
'elk.spacing.nodeNode': '100',
'elk.direction': 'RIGHT',
'elk.layered.spacing.edgeNodeBetweenLayers': '40',
};
const computeLabels = (node, viewportZoom: number): ElkLabel[] => {
const labels: ElkLabel[] = [];
if (node && node.data.insideLabel) {
const label = document.querySelector<HTMLDivElement>(`[data-id="${node.data.insideLabel.id}-content"]`);
if (label) {
const elkLabel: ElkLabel = {
id: node.data.insideLabel.id,
width: label.getBoundingClientRect().width / viewportZoom + labelHorizontalPadding * 2,
height: label.getBoundingClientRect().height / viewportZoom + labelVerticalPadding * 2,
text: node.data.insideLabel.text,
};
labels.push(elkLabel);
}
}
if (node && node.data.outsideLabels.BOTTOM_MIDDLE) {
const label = document.querySelector<HTMLDivElement>(
`[data-id="${node.data.outsideLabels.BOTTOM_MIDDLE.id}-content"]`
);
if (label) {
const elkLabel: ElkLabel = {
id: node.data.outsideLabels.BOTTOM_MIDDLE.id,
width: label.getBoundingClientRect().width / viewportZoom + labelHorizontalPadding * 2,
height: label.getBoundingClientRect().height / viewportZoom + labelVerticalPadding * 2,
text: node.data.outsideLabels.BOTTOM_MIDDLE.text,
};
labels.push(elkLabel);
}
}
return labels;
};
export const useArrangeAll = (refreshEventPayloadId: string): UseArrangeAllValue => {
const { getNodes, getEdges, setNodes, setEdges } = useReactFlow<NodeData, EdgeData>();
const viewport = useViewport();
const { layout } = useLayout();
const { synchronizeLayoutData } = useSynchronizeLayoutData();
const elk = new ELK();
const getELKLayout = async (
nodes,
edges,
options: LayoutOptions = {},
parentNodeId: string,
withHeader: boolean
): Promise<any> => {
const graph: ElkNode = {
id: parentNodeId,
layoutOptions: options,
children: nodes.map((node) => ({
labels: computeLabels(node, viewport.zoom),
...node,
})),
edges,
};
try {
const layoutedGraph = await elk.layout(graph);
return {
nodes:
layoutedGraph?.children?.map((node_1) => ({
...node_1,
position: { x: node_1.x ?? 0, y: (node_1.y ?? 0) + (withHeader ? headerVerticalOffset : 0) },
})) ?? [],
layoutReturn: layoutedGraph,
};
} catch (message) {
return console.error(message);
}
};
const applyElkOnSubNodes = async (
subNodes: Map<string, Node<NodeData, string>[]>,
allNodes: Node<NodeData, string>[]
): Promise<Node<NodeData, string>[]> => {
let layoutedAllNodes: Node<NodeData, string>[] = [];
const parentNodeWithNewSize: Node<NodeData>[] = [];
const edges: Edge<EdgeData>[] = getEdges();
for (const [parentNodeId, nodes] of subNodes) {
const parentNode = allNodes.find((node) => node.id === parentNodeId);
if (parentNode && isListData(parentNode)) {
// No elk layout for child of container list
layoutedAllNodes = [...layoutedAllNodes, ...nodes.reverse()];
continue;
}
const withHeader: boolean = parentNode?.data.insideLabel?.isHeader ?? false;
const subGroupNodes: Node<NodeData>[] = nodes
.filter((node) => !node.data.isBorderNode)
.map((node) => {
return parentNodeWithNewSize.find((layoutNode) => layoutNode.id === node.id) ?? node;
});
const subGroupEdges: Edge<EdgeData>[] = [];
edges.forEach((edge) => {
const isTargetInside = subGroupNodes.some((node) => node.id === edge.target);
const isSourceInside = subGroupNodes.some((node) => node.id === edge.source);
if (isTargetInside && isSourceInside) {
subGroupEdges.push(edge);
}
if (isTargetInside && !isSourceInside) {
edge.target = parentNodeId;
}
if (!isTargetInside && isSourceInside) {
edge.source = parentNodeId;
}
});
await getELKLayout(subGroupNodes, subGroupEdges, elkOptions, parentNodeId, withHeader).then(
({ nodes: layoutedSubNodes, layoutReturn }) => {
const parentNode = allNodes.find((node) => node.id === parentNodeId);
if (parentNode) {
parentNode.width = layoutReturn.width;
parentNode.height = layoutReturn.height + (withHeader ? headerVerticalOffset : 0);
parentNode.style = { width: `${parentNode.width}px`, height: `${parentNode.height}px` };
parentNodeWithNewSize.push(parentNode);
}
layoutedAllNodes = [
...layoutedAllNodes,
...layoutedSubNodes,
...nodes.filter((node) => node.data.isBorderNode),
];
}
);
}
return layoutedAllNodes;
};
const arrangeAll = (): void => {
const nodes: Node<NodeData, string>[] = [...getNodes()] as Node<NodeData, DiagramNodeType>[];
const subNodes: Map<string, Node<NodeData, string>[]> = reverseOrdreMap(getSubNodes(nodes));
applyElkOnSubNodes(subNodes, nodes).then((nodes: Node<NodeData, string>[]) => {
const laidOutNodesWithElk: Node<NodeData, string>[] = nodes.reverse();
laidOutNodesWithElk.forEach((node) => (node.data.resizedByUser = true)); // allows elk to resize nodes during layout
const diagramToLayout: RawDiagram = {
nodes: laidOutNodesWithElk,
edges: getEdges(),
};
layout(diagramToLayout, diagramToLayout, null, (laidOutDiagram) => {
laidOutNodesWithElk.map((node) => {
const existingNode = laidOutDiagram.nodes.find((laidOutNode) => laidOutNode.id === node.id);
if (existingNode) {
return {
...node,
position: existingNode.position,
width: existingNode.width,
height: existingNode.height,
style: {
...node.style,
width: `${existingNode.width}px`,
height: `${existingNode.height}px`,
},
};
}
return node;
});
setNodes(laidOutNodesWithElk);
setEdges(laidOutDiagram.edges);
const finalDiagram: RawDiagram = {
nodes: laidOutNodesWithElk,
edges: laidOutDiagram.edges,
};
synchronizeLayoutData(refreshEventPayloadId, finalDiagram);
});
});
};
return {
arrangeAll,
};
};