73 lines
2.0 KiB
TypeScript
73 lines
2.0 KiB
TypeScript
import browser from "webextension-polyfill";
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import {createValue, type Value} from "@holllo/webextension-storage";
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import {Feature} from "./enums.js";
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/**
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* The different matchers for {@link HideTopicPredicate}.
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*/
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export enum HideTopicMatcher {
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DomainIncludes = "domain-includes",
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TildesUsernameEquals = "tildes-username-equals",
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TitleIncludes = "title-includes",
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UserLabelEquals = "user-label-equals",
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}
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/**
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* Type guard check to see if a string is a valid {@link HideTopicMatcher}.
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* @param input The string to check.
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*/
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export function isHideTopicMatcher(input: string): input is HideTopicMatcher {
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return Object.values(HideTopicMatcher).includes(input as HideTopicMatcher);
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}
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/**
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* The predicate for whether a topic should be hidden or not.
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*/
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export type HideTopicPredicate = {
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id: number;
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matcher: HideTopicMatcher;
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value: string;
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};
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/**
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* Shorthand for an array of {@link Value}-wrapped {@link HideTopicPredicate}s.
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*/
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export type HideTopicsData = Array<Value<HideTopicPredicate>>;
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/**
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* Create a {@link Value}-wrapped {@link HideTopicPredicate}.
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*/
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export async function createValueHideTopicPredicate(
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predicate: HideTopicPredicate,
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): Promise<HideTopicsData[number]> {
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return createValue<HideTopicPredicate>({
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deserialize: (input) => JSON.parse(input) as HideTopicPredicate,
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serialize: (input) => JSON.stringify(input),
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key: `${Feature.HideTopics}-${predicate.id}`,
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value: predicate,
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storage: browser.storage.sync,
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});
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}
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/**
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* Get all hide topic predicates from storage and combine them into a single
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* array.
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*/
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export async function collectHideTopicsData(): Promise<HideTopicsData> {
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const storage = await browser.storage.sync.get();
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const predicates = [];
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for (const [key, value] of Object.entries(storage)) {
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if (!key.startsWith(Feature.HideTopics)) {
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continue;
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}
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predicates.push(
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await createValueHideTopicPredicate(
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JSON.parse(value as string) as HideTopicPredicate,
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),
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);
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}
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return predicates;
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}
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