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[Search] Index checks for changes

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When indexing items initially, the generic
provider listens for mutations in case an
item's composition changes, so it can then
index the new children.
This commit is contained in:
slhale 2015-08-06 15:01:17 -07:00
parent e0a0d293fa
commit ee2d7efae2
1 changed files with 24 additions and 3 deletions
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27
platform/search/src/services/GenericSearchProvider.js
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@ -124,14 +124,15 @@ define(
// Helper function for getItems(). Indexes the tree. // Helper function for getItems(). Indexes the tree.
function indexItems(nodes) { function indexItems(nodes) {
nodes.forEach(function (node) { nodes.forEach(function (node) {
var id = node.getId(); var id = node && node.getId && node.getId();
// If we have not yet indexed this item, index it
if (!indexed[id]) { if (!indexed[id]) {
// Index each item with the web worker // Index each item with the web worker
indexItem(node); indexItem(node);
indexed[id] = true; indexed[id] = true;
if (node.hasCapability('composition')) { if (node.hasCapability && node.hasCapability('composition')) {
// This node has children // This node has children
node.getCapability('composition').invoke().then(function (children) { node.getCapability('composition').invoke().then(function (children) {
// Index the children // Index the children
@ -143,6 +144,26 @@ define(
}); });
} }
} }
// Watch for changes to this item, in case it gets new children
if (node && node.hasCapability && node.hasCapability('mutation')) {
node.getCapability('mutation').listen(function (listener) {
if (listener && listener.composition) {
// If the node was mutated to have children, get the child domain objects
objectService.getObjects(listener.composition).then(function (objectsById) {
var objects = [],
id;
// Get each of the domain objects in objectsById
for (id in objectsById) {
objects.push(objectsById[id]);
}
indexItems(objects);
});
}
});
}
}); });
} }