Add delete-selection-and-reconnect action

This commit is contained in:
Nick O'Leary 2022-01-11 14:11:55 +00:00
parent 30f2b96c68
commit 154a4e23dd
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GPG Key ID: 4F2157149161A6C9
4 changed files with 191 additions and 99 deletions

View File

@ -38,7 +38,9 @@
},
"red-ui-workspace": {
"backspace": "core:delete-selection",
"ctrl-backspace": "core:delete-selection-and-reconnect",
"delete": "core:delete-selection",
"ctrl-delete": "core:delete-selection-and-reconnect",
"enter": "core:edit-selected-node",
"ctrl-enter": "core:go-to-selection",
"ctrl-c": "core:copy-selection-to-internal-clipboard",

View File

@ -15,6 +15,9 @@
**/
RED.nodes = (function() {
var PORT_TYPE_INPUT = 1;
var PORT_TYPE_OUTPUT = 0;
var node_defs = {};
var linkTabMap = {};
@ -2458,6 +2461,144 @@ RED.nodes = (function() {
return helpContent;
}
function getNodeIslands(nodes) {
var selectedNodes = new Set(nodes);
// Maps node => island index
var nodeToIslandIndex = new Map();
// Maps island index => [nodes in island]
var islandIndexToNodes = new Map();
var internalLinks = new Set();
nodes.forEach((node, index) => {
nodeToIslandIndex.set(node,index);
islandIndexToNodes.set(index, [node]);
var inboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_INPUT);
var outboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_OUTPUT);
inboundLinks.forEach(l => {
if (selectedNodes.has(l.source)) {
internalLinks.add(l)
}
})
outboundLinks.forEach(l => {
if (selectedNodes.has(l.target)) {
internalLinks.add(l)
}
})
})
internalLinks.forEach(l => {
let source = l.source;
let target = l.target;
if (nodeToIslandIndex.get(source) !== nodeToIslandIndex.get(target)) {
let sourceIsland = nodeToIslandIndex.get(source);
let islandToMove = nodeToIslandIndex.get(target);
let nodesToMove = islandIndexToNodes.get(islandToMove);
nodesToMove.forEach(n => {
nodeToIslandIndex.set(n,sourceIsland);
islandIndexToNodes.get(sourceIsland).push(n);
})
islandIndexToNodes.delete(islandToMove);
}
})
const result = [];
islandIndexToNodes.forEach((nodes,index) => {
result.push(nodes);
})
return result;
}
function detachNodes(nodes) {
let allSelectedNodes = [];
nodes.forEach(node => {
if (node.type === 'group') {
let groupNodes = RED.group.getNodes(node,true,true);
allSelectedNodes = allSelectedNodes.concat(groupNodes);
} else {
allSelectedNodes.push(node);
}
})
if (allSelectedNodes.length > 0 ) {
const nodeIslands = RED.nodes.getNodeIslands(allSelectedNodes);
let removedLinks = [];
let newLinks = [];
let createdLinkIds = new Set();
nodeIslands.forEach(nodes => {
let selectedNodes = new Set(nodes);
let allInboundLinks = [];
let allOutboundLinks = [];
// Identify links that enter or exit this island of nodes
nodes.forEach(node => {
var inboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_INPUT);
var outboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_OUTPUT);
inboundLinks.forEach(l => {
if (!selectedNodes.has(l.source)) {
allInboundLinks.push(l)
}
})
outboundLinks.forEach(l => {
if (!selectedNodes.has(l.target)) {
allOutboundLinks.push(l)
}
})
});
// Identify the links to restore
allInboundLinks.forEach(inLink => {
// For Each inbound link,
// - get source node.
// - trace through to all outbound links
let sourceNode = inLink.source;
let targetNodes = new Set();
let visited = new Set();
let stack = [inLink.target];
while (stack.length > 0) {
let node = stack.pop(stack);
visited.add(node)
let links = RED.nodes.getNodeLinks(node, PORT_TYPE_OUTPUT);
links.forEach(l => {
if (visited.has(l.target)) {
return
}
visited.add(l.target);
if (selectedNodes.has(l.target)) {
// internal link
stack.push(l.target)
} else {
targetNodes.add(l.target)
}
})
}
targetNodes.forEach(target => {
let linkId = `${sourceNode.id}[${inLink.sourcePort}] -> ${target.id}`
if (!createdLinkIds.has(linkId)) {
createdLinkIds.add(linkId);
let link = {
source: sourceNode,
sourcePort: inLink.sourcePort,
target: target
}
let existingLinks = RED.nodes.filterLinks(link)
if (existingLinks.length === 0) {
newLinks.push(link);
}
}
})
})
// 2. delete all those links
allInboundLinks.forEach(l => { RED.nodes.removeLink(l); removedLinks.push(l)})
allOutboundLinks.forEach(l => { RED.nodes.removeLink(l); removedLinks.push(l)})
})
newLinks.forEach(l => RED.nodes.addLink(l));
return {
newLinks,
removedLinks
}
}
}
return {
init: function() {
RED.events.on("registry:node-type-added",function(type) {
@ -2539,7 +2680,7 @@ RED.nodes = (function() {
add: addNode,
remove: removeNode,
clear: clear,
detachNodes: detachNodes,
moveNodesForwards: moveNodesForwards,
moveNodesBackwards: moveNodesBackwards,
moveNodesToFront: moveNodesToFront,
@ -2638,6 +2779,7 @@ RED.nodes = (function() {
getAllFlowNodes: getAllFlowNodes,
getAllUpstreamNodes: getAllUpstreamNodes,
getAllDownstreamNodes: getAllDownstreamNodes,
getNodeIslands: getNodeIslands,
createExportableNodeSet: createExportableNodeSet,
createCompleteNodeSet: createCompleteNodeSet,
updateConfigNodeUsers: updateConfigNodeUsers,

View File

@ -590,12 +590,14 @@ RED.group = (function() {
markDirty(group);
}
function getNodes(group,recursive) {
function getNodes(group,recursive,excludeGroup) {
var nodes = [];
group.nodes.forEach(function(n) {
nodes.push(n);
if (n.type !== 'group' || !excludeGroup) {
nodes.push(n);
}
if (recursive && n.type === 'group') {
nodes = nodes.concat(getNodes(n,recursive))
nodes = nodes.concat(getNodes(n,recursive,excludeGroup))
}
})
return nodes;

View File

@ -562,6 +562,7 @@ RED.view = (function() {
})
RED.actions.add("core:delete-selection",deleteSelection);
RED.actions.add("core:delete-selection-and-reconnect",function() { deleteSelection(true) });
RED.actions.add("core:edit-selected-node",editSelection);
RED.actions.add("core:go-to-selection",function() {
if (movingSet.length() > 0) {
@ -1916,9 +1917,11 @@ RED.view = (function() {
return;
}
if (mouse_mode === RED.state.DETACHED_DRAGGING) {
var node = movingSet.get(0);
node.n.x = node.ox;
node.n.y = node.oy;
for (var j=0;j<movingSet.length();j++) {
var n = movingSet.get(j);
n.n.x = n.ox;
n.n.y = n.oy;
}
clearSelection();
RED.history.pop();
mouse_mode = 0;
@ -2162,7 +2165,7 @@ RED.view = (function() {
}
}
}
function deleteSelection() {
function deleteSelection(reconnectWires) {
if (mouse_mode === RED.state.SELECTING_NODE) {
return;
}
@ -2220,6 +2223,16 @@ RED.view = (function() {
var removedSubflowInputs = [];
var removedSubflowStatus;
var subflowInstances = [];
var historyEvents = [];
if (reconnectWires) {
var reconnectResult = RED.nodes.detachNodes(movingSet.nodes())
var addedLinks = reconnectResult.newLinks;
if (addedLinks.length > 0) {
historyEvents.push({ t:'add', links: addedLinks })
}
removedLinks = removedLinks.concat(reconnectResult.removedLinks)
}
var startDirty = RED.nodes.dirty();
var startChanged = false;
@ -2310,7 +2323,6 @@ RED.view = (function() {
}
}
var linkRemoveHistoryEvents = [];
if (selectedLinks.length() > 0) {
selectedLinks.forEach(function(link) {
if (link.link) {
@ -2318,31 +2330,22 @@ RED.view = (function() {
var targetId = link.target.id;
var sourceIdIndex = link.target.links.indexOf(sourceId);
var targetIdIndex = link.source.links.indexOf(targetId);
linkRemoveHistoryEvents.push({
t:"multi",
events: [
{
t: "edit",
node: link.source,
changed: link.source.changed,
changes: {
links: $.extend(true,{},{v:link.source.links}).v
}
},
{
t: "edit",
node: link.target,
changed: link.target.changed,
changes: {
links: $.extend(true,{},{v:link.target.links}).v
}
}
],
dirty:startDirty
historyEvents.push({
t: "edit",
node: link.source,
changed: link.source.changed,
changes: {
links: $.extend(true,{},{v:link.source.links}).v
}
})
historyEvents.push({
t: "edit",
node: link.target,
changed: link.target.changed,
changes: {
links: $.extend(true,{},{v:link.target.links}).v
}
})
link.source.changed = true;
link.target.changed = true;
link.target.links.splice(sourceIdIndex,1);
@ -2373,11 +2376,11 @@ RED.view = (function() {
if (removedSubflowStatus) {
historyEvent.subflow.status = removedSubflowStatus;
}
if (linkRemoveHistoryEvents.length > 0) {
linkRemoveHistoryEvents.unshift(historyEvent);
if (historyEvents.length > 0) {
historyEvents.unshift(historyEvent);
RED.history.push({
t:"multi",
events: linkRemoveHistoryEvents
events: historyEvents
})
} else {
RED.history.push(historyEvent);
@ -2460,80 +2463,23 @@ RED.view = (function() {
}
}
function detachSelectedNodes() {
var selection = RED.view.selection();
if (selection.nodes && selection.nodes.length === 1) {
// var selectedNodes = new Set(selection.nodes);
//
// var allInboundLinks = [];
// var allOutboundLinks = [];
//
// selection.nodes.forEach(node => {
// var inboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_INPUT);
// var outboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_OUTPUT);
// inboundLinks.forEach(l => {
// if (!selectedNodes.has(l.source)) {
// allInboundLinks.push(l);
// }
// })
// outboundLinks.forEach(l => {
// if (!selectedNodes.has(l.target)) {
// allOutboundLinks.push(l);
// }
// })
// })
var node = selection.nodes[0];
// 1. find all the links attached to this node
var inboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_INPUT);
var outboundLinks = RED.nodes.getNodeLinks(node, PORT_TYPE_OUTPUT);
// 2. delete all those links
inboundLinks.forEach(l => RED.nodes.removeLink(l))
outboundLinks.forEach(l => RED.nodes.removeLink(l))
// 3. restore links from all source nodes to all target nodes
var newLinks = [];
var createdLinkIds = new Set();
inboundLinks.forEach(inLink => {
outboundLinks.forEach(outLink => {
var linkId = inLink.source.id+":"+inLink.sourcePort+":"+outLink.target.id
if (!createdLinkIds.has(linkId)) {
createdLinkIds.add(linkId);
var link = {
source: inLink.source,
sourcePort: inLink.sourcePort,
target: outLink.target
};
var existingLinks = RED.nodes.filterLinks(link)
if (existingLinks.length === 0) {
newLinks.push(link);
RED.nodes.addLink(link);
}
}
})
})
var oldLinks = inboundLinks.concat(outboundLinks);
if (oldLinks.length) {
if (selection.nodes) {
const {newLinks, removedLinks} = RED.nodes.detachNodes(selection.nodes);
if (removedLinks.length || newLinks.length) {
RED.history.push({
t: "multi",
events: [
{ t:'delete', links: oldLinks },
{ t:'delete', links: removedLinks },
{ t:'add', links: newLinks }
],
dirty: RED.nodes.dirty()
})
RED.nodes.dirty(true)
}
prepareDrag([node.x,node.y]);
prepareDrag([selection.nodes[0].x,selection.nodes[0].y]);
mouse_mode = RED.state.DETACHED_DRAGGING;
RED.view.redraw(true);
}