88 lines
2.4 KiB
TypeScript
88 lines
2.4 KiB
TypeScript
import emojiBlob from "./emoji.json" with { type: "json" };
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import type { CompleteEvent } from "../../plug-api/types.ts";
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import { readSetting } from "$sb/lib/settings_page.ts";
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import { editor } from "$sb/syscalls.ts";
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import type { EmojiConfig } from "$lib/web.ts";
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let emojiConfig: EmojiConfig = { aliases: [] };
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const emojis = emojiBlob.split("|").map((line) => line.split(" "));
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export function emojiCompleter({ linePrefix, pos }: CompleteEvent) {
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updateConfig(); // no need to await, will be ready for completion by next keystrokes
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const match = /:([\w]+)$/.exec(linePrefix);
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if (!match) {
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return null;
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}
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const [fullMatch, emojiName] = match;
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const filteredEmoji = [...emojiConfig.aliases, ...emojis].filter(
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([shortcode]) => shortcode.includes(emojiName),
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);
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return {
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from: pos - fullMatch.length,
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filter: false,
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options: filteredEmoji.map(([shortcode, emoji]) => ({
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detail: shortcode,
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label: emoji,
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type: "emoji",
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})),
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};
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}
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let lastConfigUpdate = 0;
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async function updateConfig() {
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// Update at most every 5 seconds
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if (Date.now() < lastConfigUpdate + 5000) return;
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lastConfigUpdate = Date.now();
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const config = await readSetting("emoji");
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if (!config) {
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return;
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}
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// This is simpler to write in SETTINGS and prevents duplicates,
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// which could be supported but probably aren't user's intent
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const errorMsg =
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"Emoji aliases in SETTINGS should be a map with entries 'name: 😀'";
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let aliasMap: Record<string, any> = {};
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if (config.aliases && typeof config.aliases !== "object") {
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await editor.flashNotification(errorMsg, "error");
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} else {
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aliasMap = config.aliases;
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}
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const aliases = [];
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const badAliases = [];
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for (const alias in aliasMap) {
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if (typeof aliasMap[alias] !== "string") {
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badAliases.push(alias);
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continue;
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}
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const emoji: string = aliasMap[alias].trim();
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// For detecting misconfiguration like 'smile: grinning_face' which wouldn't work.
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// Side effect: can't use for phrases like 'br: Best regards', but Slash Commands are meant for that
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if ([...emoji].find((c) => c.charCodeAt(0) <= 127)) {
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// ASCII characters somewhere in text
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badAliases.push(alias);
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continue;
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}
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aliases.push([alias, emoji]);
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}
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if (badAliases.length > 0) {
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await editor.flashNotification(
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errorMsg + `, need to fix: ${badAliases.join(",")}`,
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"error",
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);
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}
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emojiConfig = {
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aliases: aliases,
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};
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}
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