51 lines
1.5 KiB
TypeScript
51 lines
1.5 KiB
TypeScript
import { collectNodesOfType, traverseTree } from "@silverbulletmd/common/tree";
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import {
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batchSet,
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queryPrefix,
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} from "@silverbulletmd/plugos-silverbullet-syscall";
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import {
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getCurrentPage,
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matchBefore,
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} from "@silverbulletmd/plugos-silverbullet-syscall/editor";
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import type { IndexTreeEvent } from "@silverbulletmd/web/app_event";
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import { applyQuery, QueryProviderEvent } from "../query/engine";
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import { removeQueries } from "../query/util";
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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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let anchors: { key: string; value: string }[] = [];
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collectNodesOfType(tree, "NamedAnchor").forEach((n) => {
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let aName = n.children![0].text!;
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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 batchSet(pageName, anchors);
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}
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export async function anchorComplete() {
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let prefix = await matchBefore("\\[\\[[^\\]@:]*@[\\w\\.\\-\\/]*");
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if (!prefix) {
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return null;
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}
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const [pageRefPrefix, anchorRef] = prefix.text.split("@");
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let pageRef = pageRefPrefix.substring(2);
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if (!pageRef) {
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pageRef = await getCurrentPage();
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}
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let allAnchors = await queryPrefix(`a:${pageRef}:@${anchorRef}`);
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return {
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from: prefix.from + pageRefPrefix.length + 1,
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options: allAnchors.map((a) => ({
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label: a.key.split("@")[1],
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type: "anchor",
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})),
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};
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}
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