462 lines
16 KiB
JavaScript
462 lines
16 KiB
JavaScript
import { renderHeader } from '../components/header.js';
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import { authService, getMessageReactionState, setMessageReactionState, state } from '../state.js';
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import { captureClientError } from '../services/client-error-reporter.js';
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import { toUserMessage } from '../services/ui-error-texts.js';
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export const pageMeta = { id: 'channel-thread-view', title: 'Тред' };
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const pendingReactionActions = new Set();
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function logThreadRuntimeError(stage, error, context = {}) {
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const message = String(error?.message || error || 'thread runtime error');
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console.error(`[channel-thread-view:${stage}]`, error, context);
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captureClientError({
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kind: 'channels_thread_runtime',
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message,
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stack: error?.stack || '',
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context: {
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stage,
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...context,
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},
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});
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}
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function encodeRoutePart(value = '') {
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return encodeURIComponent(String(value));
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}
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function normalizeRouteHash(hash) {
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const normalized = String(hash || '').trim().toLowerCase();
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return normalized || '0';
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}
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function normalizeMessageHash(hash) {
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const normalized = String(hash || '').trim().toLowerCase();
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if (!/^[0-9a-f]{64}$/.test(normalized)) return '';
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if (/^0+$/.test(normalized)) return '';
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return normalized;
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}
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function toSafeInt(value) {
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const parsed = Number(value);
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return Number.isFinite(parsed) ? parsed : null;
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}
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function makeReactionActionKey(messageRef) {
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const login = String(state.session.login || '').trim().toLowerCase();
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const blockchainName = String(messageRef?.blockchainName || '').trim();
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const blockNumber = Number(messageRef?.blockNumber);
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const blockHash = normalizeMessageHash(messageRef?.blockHash);
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if (!login || !blockchainName || !Number.isFinite(blockNumber) || blockNumber < 0 || !blockHash) return '';
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return `${login}|${blockchainName}|${blockNumber}|${blockHash}`;
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}
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function parseThreadSelector(route) {
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const params = route?.params || {};
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const blockNumber = toSafeInt(params.messageBlockNumber);
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if (!params.messageBlockchainName || blockNumber == null) return null;
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return {
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message: {
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blockchainName: String(params.messageBlockchainName),
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blockNumber,
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blockHash: normalizeRouteHash(params.messageBlockHash),
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},
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channel: {
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ownerBlockchainName: String(params.channelOwnerBlockchainName || ''),
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rootBlockNumber: toSafeInt(params.channelRootBlockNumber),
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rootBlockHash: normalizeRouteHash(params.channelRootBlockHash),
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},
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};
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}
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function allFeedSummaries() {
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const feed = state.channelsFeed || {};
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return [
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...(feed.ownedChannels || []),
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...(feed.followedUsersChannels || []),
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...(feed.followedChannels || []),
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];
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}
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function resolveChannelDisplayName(channelSelector) {
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if (!channelSelector?.ownerBlockchainName || channelSelector?.rootBlockNumber == null) return '';
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const ownerBch = String(channelSelector.ownerBlockchainName);
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const rootNo = Number(channelSelector.rootBlockNumber);
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const rootHash = normalizeRouteHash(channelSelector.rootBlockHash);
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const found = allFeedSummaries().find((summary) => (
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String(summary?.channel?.ownerBlockchainName || '') === ownerBch
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&& Number(summary?.channel?.channelRoot?.blockNumber) === rootNo
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&& normalizeRouteHash(summary?.channel?.channelRoot?.blockHash) === rootHash
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));
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if (!found) return '';
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return `${found.channel?.ownerLogin || 'неизвестно'}/${found.channel?.channelName || 'канал'}`;
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}
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function buildBackRoute(selector) {
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const channel = selector?.channel;
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if (channel?.ownerBlockchainName && channel.rootBlockNumber != null) {
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return [
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'channel-view',
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encodeRoutePart(channel.ownerBlockchainName),
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channel.rootBlockNumber,
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channel.rootBlockHash,
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].join('/');
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}
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return 'channels-list';
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}
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function buildTargetFromNode(node) {
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const blockchainName = String(node?.authorBlockchainName || '').trim();
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const blockNumber = Number(node?.messageRef?.blockNumber);
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const blockHash = normalizeMessageHash(node?.messageRef?.blockHash);
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if (!blockchainName || !Number.isFinite(blockNumber) || blockNumber < 0 || !blockHash) return null;
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return { blockchainName, blockNumber, blockHash };
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}
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function firstNonEmptyText(...candidates) {
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for (const candidate of candidates) {
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if (typeof candidate !== 'string') continue;
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const trimmed = candidate.trim();
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if (trimmed.length > 0) return candidate;
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}
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return '';
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}
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function latestVersionText(versions) {
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if (!Array.isArray(versions)) return '';
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for (let i = versions.length - 1; i >= 0; i -= 1) {
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const version = versions[i];
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const value = firstNonEmptyText(version?.text, version?.message, version?.body);
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if (value) return value;
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}
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return '';
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}
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function resolveNodeText(node) {
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return firstNonEmptyText(
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node?.text,
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node?.message,
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node?.body,
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latestVersionText(node?.versions),
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);
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}
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function openReplyModal({ onSubmit }) {
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const root = document.getElementById('modal-root');
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root.innerHTML = `
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<div class="modal" id="thread-reply-modal">
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<div class="modal-card stack">
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<h3 class="modal-title">Ответ</h3>
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<textarea id="thread-reply-text" class="input" rows="5" maxlength="2000" placeholder="Текст ответа"></textarea>
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<div class="meta-muted inline-error" id="thread-reply-error"></div>
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<div class="form-actions-grid">
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<button class="secondary-btn" id="thread-reply-cancel" type="button">Отмена</button>
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<button class="primary-btn" id="thread-reply-submit" type="button">Отправить</button>
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</div>
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</div>
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</div>
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`;
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const textEl = root.querySelector('#thread-reply-text');
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const errorEl = root.querySelector('#thread-reply-error');
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const close = () => {
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root.innerHTML = '';
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};
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root.querySelector('#thread-reply-cancel').addEventListener('click', close);
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root.querySelector('#thread-reply-submit').addEventListener('click', async () => {
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const text = String(textEl?.value || '').trim();
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if (!text) {
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errorEl.textContent = 'Введите текст ответа.';
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return;
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}
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try {
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await onSubmit(text);
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close();
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} catch (error) {
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errorEl.textContent = toUserMessage(error, 'Не удалось отправить ответ.');
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}
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});
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if (textEl) textEl.focus();
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}
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function renderNodeCard(node, heading, handlers) {
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const card = document.createElement('article');
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card.className = 'card stack thread-node-card';
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const author = node?.authorLogin || 'автор';
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const bch = node?.authorBlockchainName || '-';
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const blockNo = node?.messageRef?.blockNumber ?? '?';
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const text = resolveNodeText(node) || '(пусто)';
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const likes = Number(node?.likesCount || 0);
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const replies = Number(node?.repliesCount || 0);
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const versions = Number(node?.versionsTotal || 1);
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card.innerHTML = `
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<strong class="thread-node-heading">${heading}</strong>
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<p class="thread-node-meta">${author} (${bch}) - #${blockNo}</p>
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<p class="thread-node-body">${text}</p>
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<p class="thread-node-stats">Лайки: ${likes}, ответы: ${replies}, версий: ${versions}</p>
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`;
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const target = buildTargetFromNode(node);
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if (!target || !handlers) return card;
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setMessageReactionState(target, node?.likedByMe === true ? 'liked' : 'unliked');
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const actionKey = makeReactionActionKey(target);
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const isPending = actionKey ? pendingReactionActions.has(actionKey) : false;
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const isLiked = getMessageReactionState(target) === 'liked';
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const actions = document.createElement('div');
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actions.className = 'thread-node-actions';
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const likeButton = document.createElement('button');
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likeButton.type = 'button';
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likeButton.className = 'secondary-btn thread-like-btn';
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if (isLiked) likeButton.classList.add('is-liked');
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likeButton.textContent = isPending ? 'Выполняется...' : (isLiked ? 'Убрать лайк' : 'Лайк');
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likeButton.disabled = isPending;
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likeButton.addEventListener('click', async () => {
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if (isPending) return;
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try {
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await handlers.onToggleLike(target, isLiked ? 'unlike' : 'like');
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} catch (error) {
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logThreadRuntimeError('like_click', error, {
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action: isLiked ? 'unlike' : 'like',
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targetBlockchainName: target?.blockchainName || '',
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targetBlockNumber: target?.blockNumber,
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});
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handlers?.onActionError?.(error, isLiked ? 'unlike' : 'like');
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}
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});
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const replyButton = document.createElement('button');
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replyButton.type = 'button';
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replyButton.className = 'secondary-btn thread-reply-btn';
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replyButton.textContent = 'Ответить';
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replyButton.addEventListener('click', () => {
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openReplyModal({
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onSubmit: async (textValue) => handlers.onReply(target, textValue),
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});
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});
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actions.append(likeButton, replyButton);
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card.append(actions);
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return card;
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}
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function renderDescendants(items, handlers, depth = 0) {
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const wrap = document.createElement('div');
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wrap.className = 'stack';
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const normalized = Array.isArray(items) ? items : [];
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normalized.forEach((branch, index) => {
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try {
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const row = renderNodeCard(branch?.node, `Ответ ${index + 1}`, handlers);
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row.classList.add('thread-node-level');
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row.style.setProperty('--depth', String(Math.min(depth, 4)));
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wrap.append(row);
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if (Array.isArray(branch?.children) && branch.children.length) {
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wrap.append(renderDescendants(branch.children, handlers, depth + 1));
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}
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} catch (error) {
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logThreadRuntimeError('render_descendants_branch', error, { depth, index });
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}
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});
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return wrap;
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}
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export function render({ navigate, route }) {
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const selector = parseThreadSelector(route);
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const backRoute = buildBackRoute(selector);
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const channelDisplayName = resolveChannelDisplayName(selector?.channel);
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const screen = document.createElement('section');
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screen.className = 'stack channels-screen channels-screen--thread';
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const userIndicator = document.createElement('div');
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userIndicator.className = 'card channels-user-chip';
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userIndicator.textContent = `Вы вошли как @${state.session.login || 'неизвестно'}`;
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const channelIndicator = document.createElement('div');
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channelIndicator.className = 'card channels-user-chip';
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channelIndicator.textContent = `Канал: ${channelDisplayName || selector?.channel?.ownerBlockchainName || 'неизвестно'}`;
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const statusBox = document.createElement('div');
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statusBox.className = 'card status-line is-unavailable channels-status';
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statusBox.style.display = 'none';
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const rerender = () => {
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try {
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const current = document.querySelector('section.channels-screen--thread');
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if (!current) return;
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const next = render({ navigate, route });
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current.replaceWith(next);
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} catch (error) {
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logThreadRuntimeError('rerender', error, {
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routeHash: window.location.hash,
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});
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}
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};
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const showStatus = (message) => {
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if (!message) {
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statusBox.style.display = 'none';
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statusBox.textContent = '';
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return;
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}
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statusBox.textContent = message;
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statusBox.style.display = '';
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};
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const requireSigningSession = () => {
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const login = state.session.login;
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const storagePwd = state.session.storagePwdInMemory;
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if (!login || !storagePwd) throw new Error('Сессия недействительна. Выполните вход заново.');
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return { login, storagePwd };
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};
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const rereadThread = async () => {
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if (!selector) return;
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await authService.getMessageThread(selector.message, 20, 2, 50, state.session.login);
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};
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const handlers = {
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onToggleLike: async (target, action) => {
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const actionKey = makeReactionActionKey(target);
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if (!actionKey) throw new Error('Некорректная ссылка на сообщение для реакции.');
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if (pendingReactionActions.has(actionKey)) return;
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pendingReactionActions.add(actionKey);
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rerender();
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try {
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const { login, storagePwd } = requireSigningSession();
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if (action === 'unlike') {
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await authService.addBlockUnlike({ login, storagePwd, message: target });
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} else {
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await authService.addBlockLike({ login, storagePwd, message: target });
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}
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await rereadThread();
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showStatus('');
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} catch (error) {
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logThreadRuntimeError('toggle_like', error, {
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action,
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targetBlockchainName: target?.blockchainName || '',
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targetBlockNumber: target?.blockNumber,
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});
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throw error;
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} finally {
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pendingReactionActions.delete(actionKey);
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rerender();
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}
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},
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onReply: async (target, textValue) => {
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const { login, storagePwd } = requireSigningSession();
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await authService.addBlockReply({ login, storagePwd, message: target, text: textValue });
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await rereadThread();
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showStatus('');
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rerender();
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},
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onActionError: (error, action) => {
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const fallback = action === 'unlike'
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? 'Не удалось убрать лайк.'
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: 'Не удалось поставить лайк.';
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showStatus(toUserMessage(error, fallback));
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},
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};
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screen.append(
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renderHeader({
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title: 'Тред',
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leftAction: { label: '<', onClick: () => navigate(backRoute) },
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})
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);
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screen.append(userIndicator, channelIndicator, statusBox);
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if (!selector) {
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const invalid = document.createElement('div');
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invalid.className = 'card meta-muted';
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invalid.textContent = 'Некорректный идентификатор треда в адресе страницы.';
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screen.append(invalid);
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return screen;
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}
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const loading = document.createElement('div');
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loading.className = 'card meta-muted';
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loading.textContent = 'Загрузка треда...';
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screen.append(loading);
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(async () => {
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try {
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const payload = await authService.getMessageThread(selector.message, 20, 2, 50, state.session.login);
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loading.remove();
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const ancestors = Array.isArray(payload?.ancestors) ? payload.ancestors : [];
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const focus = payload?.focus || null;
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const descendants = Array.isArray(payload?.descendants) ? payload.descendants : [];
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const summary = document.createElement('div');
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summary.className = 'card thread-summary';
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summary.textContent = `Предки: ${ancestors.length}, ответы: ${descendants.length}`;
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screen.append(summary);
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if (ancestors.length) {
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const ancestorsWrap = document.createElement('div');
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ancestorsWrap.className = 'stack thread-block thread-block--ancestors';
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const title = document.createElement('h3');
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title.className = 'section-title';
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title.textContent = 'Предыдущие сообщения';
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ancestorsWrap.append(title);
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ancestors.forEach((node, index) => {
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ancestorsWrap.append(renderNodeCard(node, `Предок ${index + 1}`, handlers));
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});
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screen.append(ancestorsWrap);
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}
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if (focus) {
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const focusWrap = document.createElement('div');
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focusWrap.className = 'stack thread-block thread-block--focus';
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const title = document.createElement('h3');
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title.className = 'section-title';
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title.textContent = 'Текущее сообщение';
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focusWrap.append(title, renderNodeCard(focus, 'Выбранное сообщение', handlers));
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screen.append(focusWrap);
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}
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const descendantsWrap = document.createElement('div');
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descendantsWrap.className = 'stack thread-block thread-block--replies';
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const descendantsTitle = document.createElement('h3');
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descendantsTitle.className = 'section-title';
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descendantsTitle.textContent = 'Ответы';
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descendantsWrap.append(descendantsTitle);
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if (descendants.length) {
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descendantsWrap.append(renderDescendants(descendants, handlers));
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} else {
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const empty = document.createElement('div');
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empty.className = 'card meta-muted';
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empty.textContent = 'Ответов пока нет.';
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descendantsWrap.append(empty);
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}
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screen.append(descendantsWrap);
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} catch (error) {
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loading.remove();
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const failed = document.createElement('div');
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failed.className = 'card meta-muted';
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failed.textContent = `Не удалось загрузить тред: ${toUserMessage(error, 'неизвестная ошибка')}`;
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screen.append(failed);
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}
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})();
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return screen;
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}
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