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silverbullet/plugs/core/item.ts

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import { IndexEvent } from "../../webapp/app_event";
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import { whiteOutQueries } from "../query/materialized_queries";
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import { batchSet } from "plugos-silverbullet-syscall/index";
import { parseMarkdown } from "plugos-silverbullet-syscall/markdown";
import { collectNodesOfType, ParseTree, renderToText } from "../../common/tree";
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export type Item = {
name: string;
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nested?: string;
// Not stored in DB
page?: string;
pos?: number;
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};
export async function indexItems({ name, text }: IndexEvent) {
let items: { key: string; value: Item }[] = [];
text = whiteOutQueries(text);
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console.log("Indexing items", name);
let mdTree = await parseMarkdown(text);
let coll = collectNodesOfType(mdTree, "ListItem");
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coll.forEach((n) => {
if (!n.children) {
return;
}
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let textNodes: ParseTree[] = [];
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let nested: string | undefined;
for (let child of n.children!.slice(1)) {
if (child.type === "OrderedList" || child.type === "BulletList") {
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nested = renderToText(child);
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break;
}
textNodes.push(child);
}
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let item = textNodes.map(renderToText).join("").trim();
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let value: Item = {
name: item,
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};
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if (nested) {
value.nested = nested;
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}
items.push({
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key: `it:${n.from}`,
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value,
});
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});
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console.log("Found", items.length, "item(s)");
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await batchSet(name, items);
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}