88 lines
3.2 KiB
JavaScript
88 lines
3.2 KiB
JavaScript
function findNodeInNodeMesh(node, nodeType, nodeName, connectedViaPayload, findInChildren, findInParents, findInReferenceParents) {
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/*
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This function scans a node mesh for a certain node type and
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returns the first instance found. Please specify either nodeType
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or nodeName.
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*/
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const MAX_DEPTH = 100
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let nodeFound
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scanNodeMesh(node, 0)
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return nodeFound
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function scanNodeMesh(startingNode, depth) {
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if (startingNode === undefined) { return }
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if (connectedViaPayload === true) {
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if (startingNode.payload === undefined) { return }
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}
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if (nodeFound !== undefined) { return }
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if (depth >= MAX_DEPTH) {return}
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let nodeDefinition = APP_SCHEMA_MAP.get(startingNode.type)
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if (nodeDefinition === undefined) { return }
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if (nodeType !== undefined) {
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if (startingNode.type === nodeType) {
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nodeFound = startingNode
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return
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}
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}
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if (nodeName !== undefined) {
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if (startingNode.name === nodeName) {
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nodeFound = startingNode
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return
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}
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}
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/* We scan through this node children */
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if (findInChildren === true) {
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if (nodeDefinition.properties !== undefined) {
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for (let i = 0; i < nodeDefinition.properties.length; i++) {
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let property = nodeDefinition.properties[i]
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switch (property.type) {
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case 'node': {
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scanNodeMesh(startingNode[property.name], depth + 1)
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}
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break
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case 'array': {
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let startingNodePropertyArray = startingNode[property.name]
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if (startingNodePropertyArray !== undefined) {
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for (let m = 0; m < startingNodePropertyArray.length; m++) {
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scanNodeMesh(startingNodePropertyArray[m], depth + 1)
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}
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}
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break
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}
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}
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}
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}
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}
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/* We scan parents nodes. */
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if (findInParents === true) {
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if (connectedViaPayload === true) {
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if (startingNode.payload.parentNode !== undefined) {
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scanNodeMesh(startingNode.payload.parentNode, depth + 1)
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}
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} else {
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if (startingNode.parentNode !== undefined) {
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scanNodeMesh(startingNode.parentNode, depth + 1)
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}
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}
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}
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/* We scan reference parents too. */
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if (findInReferenceParents === true) {
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if (connectedViaPayload === true) {
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if (startingNode.payload.referenceParent !== undefined) {
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scanNodeMesh(startingNode.payload.referenceParent, depth + 1)
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}
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} else {
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if (startingNode.referenceParent !== undefined) {
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scanNodeMesh(startingNode.referenceParent, depth + 1)
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}
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}
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}
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}
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} |