92 lines
2.9 KiB
JavaScript
92 lines
2.9 KiB
JavaScript
function createTodayWork({ storage, getLogin, limit = 5 }) {
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const prefix = 'stackchain.today-work.v1.';
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function identity(item) {
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if (!item) return '';
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const kind = item.is_review ? 'review' : (item.kind || 'work');
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const number = Number.isInteger(item.number) ? item.number : '';
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const notification = Number.isInteger(item.notification_id) ? item.notification_id : '';
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return [kind, item.repository || '', number, notification].join(':');
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}
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function storageKey() {
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const login = String(getLogin?.() || '').trim().toLowerCase();
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return login ? prefix + encodeURIComponent(login) : '';
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}
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function read() {
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const key = storageKey();
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if (!key || !storage) return [];
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try {
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const value = JSON.parse(storage.getItem(key) || '[]');
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return Array.isArray(value) ? value.filter(id => typeof id === 'string' && id) : [];
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} catch (_error) {
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return [];
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}
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}
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function write(ids) {
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const key = storageKey();
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if (!key || !storage) return false;
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try {
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if (ids.length) storage.setItem(key, JSON.stringify(ids));
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else storage.removeItem(key);
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return true;
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} catch (_error) {
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return false;
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}
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}
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function add(item) {
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if (!storageKey()) return 'unavailable';
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const id = identity(item);
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if (!id) return 'unavailable';
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const ids = read();
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if (ids.includes(id)) return 'exists';
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if (ids.length >= limit) return 'full';
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ids.push(id);
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return write(ids) ? 'added' : 'unavailable';
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}
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function remove(item) {
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const id = identity(item);
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const ids = read();
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const next = ids.filter(candidate => candidate !== id);
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return next.length !== ids.length && write(next);
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}
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function move(item, direction) {
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const ids = read();
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const index = ids.indexOf(identity(item));
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const target = direction === 'up' ? index - 1 : direction === 'down' ? index + 1 : -1;
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if (index < 0 || target < 0 || target >= ids.length) return false;
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[ids[index], ids[target]] = [ids[target], ids[index]];
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return write(ids);
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}
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function reconcile(items, { pruneMissing = false } = {}) {
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const available = new Map((items || []).map(item => [identity(item), item]));
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const ids = read();
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const retained = pruneMissing ? ids.filter(id => available.has(id)) : ids;
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if (retained.length !== ids.length) write(retained);
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return retained.flatMap(id => available.has(id) ? [available.get(id)] : []);
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}
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function contains(item) {
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return read().includes(identity(item));
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}
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function position(item) {
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const ids = read();
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const index = ids.indexOf(identity(item));
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return {
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can_up: index > 0,
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can_down: index >= 0 && index < ids.length - 1,
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};
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}
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return { identity, add, remove, move, reconcile, contains, position, limit };
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}
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if (typeof module !== 'undefined' && module.exports) module.exports = createTodayWork;
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