45 lines
1.3 KiB
TypeScript
45 lines
1.3 KiB
TypeScript
import { collectNodesOfType } from "$sb/lib/tree.ts";
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import { index } from "$sb/silverbullet-syscall/mod.ts";
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import type { CompleteEvent, IndexTreeEvent } from "$sb/app_event.ts";
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import { removeQueries } from "$sb/lib/query.ts";
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// Key space
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// a:pageName:anchorName => pos
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export async function indexAnchors({ name: pageName, tree }: IndexTreeEvent) {
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removeQueries(tree);
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const anchors: { key: string; value: string }[] = [];
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collectNodesOfType(tree, "NamedAnchor").forEach((n) => {
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const aName = n.children![0].text!.substring(1);
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anchors.push({
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key: `a:${pageName}:${aName}`,
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value: "" + n.from,
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});
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});
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// console.log("Found", anchors.length, "anchors(s)");
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await index.batchSet(pageName, anchors);
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}
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export async function anchorComplete(completeEvent: CompleteEvent) {
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const match = /\[\[([^\]@:]*@[\w\.\-\/]*)$/.exec(completeEvent.linePrefix);
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if (!match) {
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return null;
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}
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let [pageRef, anchorRef] = match[1].split("@");
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if (!pageRef) {
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pageRef = completeEvent.pageName;
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}
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const allAnchors = await index.queryPrefix(
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`a:${pageRef}:${anchorRef}`,
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);
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return {
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from: completeEvent.pos - anchorRef.length,
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options: allAnchors.map((a) => ({
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label: a.key.split(":")[2],
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type: "anchor",
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})),
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};
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}
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