113 lines
3.6 KiB
TypeScript
113 lines
3.6 KiB
TypeScript
import { FilterList } from "./filter.tsx";
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import { FilterOption } from "../types.ts";
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import { CompletionContext, CompletionResult } from "../deps.ts";
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import { PageMeta } from "$sb/types.ts";
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import { isFederationPath } from "$sb/lib/resolve.ts";
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const tagRegex = /#[^#\d\s\[\]]+\w+/g;
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export function PageNavigator({
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allPages,
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onNavigate,
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completer,
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vimMode,
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darkMode,
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currentPage,
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}: {
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allPages: PageMeta[];
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vimMode: boolean;
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darkMode: boolean;
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onNavigate: (page: string | undefined) => void;
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completer: (context: CompletionContext) => Promise<CompletionResult | null>;
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currentPage?: string;
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}) {
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const options: FilterOption[] = [];
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for (const pageMeta of allPages) {
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// Sanitize the page name
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if (!pageMeta.name) {
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pageMeta.name = pageMeta.ref;
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}
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// Order by last modified date in descending order
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let orderId = -new Date(pageMeta.lastModified).getTime();
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// Unless it was opened in this session
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if (pageMeta.lastOpened) {
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orderId = -pageMeta.lastOpened;
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}
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// Or it's the currently open page
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if (currentPage && currentPage === pageMeta.name) {
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// ... then we put it all the way to the end
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orderId = Infinity;
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}
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// And deprioritize federated pages too
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if (isFederationPath(pageMeta.name)) {
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orderId = Math.round(orderId / 10); // Just 10x lower the timestamp to push them down, should work
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}
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let description: string | undefined;
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let aliases: string[] = [];
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if (pageMeta.displayName) {
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aliases.push(pageMeta.displayName);
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}
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if (Array.isArray(pageMeta.aliases)) {
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aliases = aliases.concat(pageMeta.aliases);
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}
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if (aliases.length > 0) {
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description = "(a.k.a. " + aliases.join(", ") + ") ";
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}
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if (pageMeta.tags.length > 1) {
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// Every page has the "page" tag, so it only gets interesting beyond that
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const interestingTags = pageMeta.tags.filter((tag) => tag !== "page");
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description = (description || "") +
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interestingTags.map((tag) => `#${tag}`).join(" ");
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}
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options.push({
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...pageMeta,
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description,
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orderId: orderId,
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});
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}
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let completePrefix = currentPage + "/";
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if (currentPage && currentPage.includes("/")) {
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const pieces = currentPage.split("/");
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completePrefix = pieces.slice(0, pieces.length - 1).join("/") + "/";
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} else if (currentPage && currentPage.includes(" ")) {
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completePrefix = currentPage.split(" ")[0] + " ";
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}
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return (
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<FilterList
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placeholder="Page"
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label="Open"
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options={options}
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vimMode={vimMode}
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darkMode={darkMode}
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completer={completer}
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phrasePreprocessor={(phrase) => {
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phrase = phrase.replaceAll(tagRegex, "").trim();
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return phrase;
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}}
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preFilter={(options, phrase) => {
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const allTags = phrase.match(tagRegex);
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if (allTags) {
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// Search phrase contains hash tags, let's pre-filter the results based on this
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const filterTags = allTags.map((t) => t.slice(1));
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options = options.filter((pageMeta) => {
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if (!pageMeta.tags) {
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return false;
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}
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return filterTags.every((tag) =>
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pageMeta.tags.find((itemTag: string) => itemTag.startsWith(tag))
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);
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});
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}
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return options;
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}}
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allowNew={true}
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helpText="Press <code>Enter</code> to open the selected page, or <code>Shift-Enter</code> to create a new page with this exact name."
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newHint="Create page"
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completePrefix={completePrefix}
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onSelect={(opt) => {
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onNavigate(opt?.name);
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}}
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/>
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);
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}
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