929 lines
32 KiB
JavaScript
929 lines
32 KiB
JavaScript
import { renderHeader } from '../components/header.js';
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import {
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authService,
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getMessageReactionState,
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setMessageReactionState,
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state,
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} from '../state.js';
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import { toUserMessage } from '../services/ui-error-texts.js';
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import {
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animatePress,
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createSkeletonCard,
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showToast,
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softHaptic,
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} from '../services/channels-ux.js';
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export const pageMeta = { id: 'channel-view', title: 'Канал' };
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const pendingReactionActions = new Set();
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const pendingScrollByRoute = new Map();
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function isChannelsDemoMode() {
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try {
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const qs = new URLSearchParams(window.location.search);
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if (qs.get('channelsDemo') === '1') return true;
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return localStorage.getItem('shine-channels-demo') === '1';
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} catch {
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return false;
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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 messageRefKey(messageRef) {
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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 (!blockchainName || !Number.isFinite(blockNumber) || blockNumber < 0 || !blockHash) return '';
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return `${blockchainName}:${blockNumber}:${blockHash}`;
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}
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function channelDescriptionParamKey(selector) {
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const owner = String(selector?.ownerBlockchainName || '').trim();
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const rootNo = Number(selector?.channelRootBlockNumber);
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const rootHash = normalizeRouteHash(selector?.channelRootBlockHash);
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if (!owner || !Number.isFinite(rootNo)) return '';
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return `channel_desc:${owner}:${rootNo}:${rootHash}`;
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}
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function parseDescriptionOverride(payload) {
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if (!payload || typeof payload !== 'object') {
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return { hasOverride: false, description: '' };
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}
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const rawValue = String(payload?.value ?? payload?.param_value ?? '').trim();
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if (!rawValue && !Number(payload?.time_ms || payload?.timeMs || 0)) {
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return { hasOverride: false, description: '' };
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}
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if (!rawValue) {
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return { hasOverride: true, description: '' };
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}
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try {
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const parsed = JSON.parse(rawValue);
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if (parsed && typeof parsed === 'object' && !Array.isArray(parsed)) {
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const value = typeof parsed.v === 'string' ? parsed.v : '';
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return { hasOverride: true, description: value.trim() };
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}
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} catch {
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// legacy raw string value
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}
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return { hasOverride: true, description: rawValue };
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}
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function buildSelectorFromRoute(route, channelId) {
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const params = route?.params || {};
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if (params.ownerBlockchainName) {
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const rootBlockNumber = toSafeInt(params.channelRootBlockNumber);
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if (rootBlockNumber != null) {
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return {
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ownerBlockchainName: String(params.ownerBlockchainName),
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channelRootBlockNumber: rootBlockNumber,
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channelRootBlockHash: normalizeRouteHash(params.channelRootBlockHash),
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};
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}
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}
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const summary = channelId ? state.channelsIndex[channelId] : null;
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if (!summary) return null;
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return {
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ownerBlockchainName: summary.channel?.ownerBlockchainName,
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channelRootBlockNumber: summary.channel?.channelRoot?.blockNumber,
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channelRootBlockHash: normalizeRouteHash(summary.channel?.channelRoot?.blockHash),
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};
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}
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function buildThreadRoute(messageRef, selector) {
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if (!messageRef || !selector) return '';
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return [
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'channel-thread-view',
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encodeRoutePart(messageRef.blockchainName),
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messageRef.blockNumber,
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normalizeRouteHash(messageRef.blockHash),
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encodeRoutePart(selector.ownerBlockchainName),
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selector.channelRootBlockNumber,
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normalizeRouteHash(selector.channelRootBlockHash),
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].join('/');
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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 resolveMessageText(message) {
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return firstNonEmptyText(
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message?.text,
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message?.message,
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message?.body,
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latestVersionText(message?.versions),
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);
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}
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function openAboutChannelModal(channel) {
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const root = document.getElementById('modal-root');
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root.innerHTML = `
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<div class="modal" id="about-channel-modal">
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<div class="modal-card stack">
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<h3 class="modal-title">О канале</h3>
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<p><strong>${channel.displayName || channel.name}</strong></p>
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<p class="meta-muted">${channel.description || 'Описание не задано.'}</p>
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<button class="secondary-btn" id="about-channel-close" type="button">Закрыть</button>
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</div>
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</div>
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`;
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root.querySelector('#about-channel-close')?.addEventListener('click', () => {
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root.innerHTML = '';
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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="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="reply-text" class="input" rows="5" maxlength="2000" placeholder="Текст ответа"></textarea>
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<div class="meta-muted inline-error" id="reply-error"></div>
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<div class="form-actions-grid">
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<button class="secondary-btn" id="reply-cancel" type="button">Отмена</button>
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<button class="primary-btn" id="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('#reply-text');
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const errorEl = root.querySelector('#reply-error');
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const submitEl = root.querySelector('#reply-submit');
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let inFlight = false;
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const setBusy = (busy) => {
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inFlight = !!busy;
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submitEl.disabled = inFlight;
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if (textEl) textEl.disabled = inFlight;
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submitEl.textContent = inFlight ? 'Отправляем...' : 'Отправить';
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};
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const close = () => {
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root.innerHTML = '';
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};
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root.querySelector('#reply-cancel')?.addEventListener('click', close);
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submitEl?.addEventListener('click', async () => {
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if (inFlight) return;
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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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setBusy(true);
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errorEl.textContent = '';
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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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setBusy(false);
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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 openAddMessageModal({ channelName, 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="channel-message-modal">
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<div class="modal-card stack">
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<h3 class="modal-title">Новое сообщение в канале</h3>
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<p class="meta-muted">${channelName}</p>
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<textarea id="channel-message-text" class="input" rows="6" maxlength="2000" placeholder="Текст сообщения"></textarea>
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<div class="meta-muted inline-error" id="channel-message-error"></div>
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<div class="form-actions-grid">
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<button class="secondary-btn" id="channel-message-cancel" type="button">Отмена</button>
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<button class="primary-btn" id="channel-message-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('#channel-message-text');
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const errorEl = root.querySelector('#channel-message-error');
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const submitEl = root.querySelector('#channel-message-submit');
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let inFlight = false;
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const setBusy = (busy) => {
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inFlight = !!busy;
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submitEl.disabled = inFlight;
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if (textEl) textEl.disabled = inFlight;
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submitEl.textContent = inFlight ? 'Отправляем...' : 'Отправить';
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};
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const close = () => {
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root.innerHTML = '';
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};
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root.querySelector('#channel-message-cancel')?.addEventListener('click', close);
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submitEl?.addEventListener('click', async () => {
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if (inFlight) return;
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const body = String(textEl?.value || '').trim();
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if (!body) {
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errorEl.textContent = 'Введите текст сообщения.';
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return;
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}
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setBusy(true);
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errorEl.textContent = '';
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try {
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await onSubmit(body);
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close();
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} catch (error) {
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setBusy(false);
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errorEl.textContent = toUserMessage(error, 'Не удалось отправить сообщение.');
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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 openEditDescriptionModal({ initialValue = '', 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="channel-edit-description-modal">
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<div class="modal-card stack">
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<h3 class="modal-title">Описание канала</h3>
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<textarea id="channel-description-text" class="input" rows="5" maxlength="400" placeholder="Коротко о канале, до 200 байт UTF-8"></textarea>
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<div class="meta-muted" id="channel-description-counter">0 / 200 байт</div>
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<div class="meta-muted inline-error" id="channel-description-error"></div>
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<div class="form-actions-grid">
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<button class="secondary-btn" id="channel-description-cancel" type="button">Отмена</button>
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<button class="primary-btn" id="channel-description-submit" type="button">Сохранить</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('#channel-description-text');
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const counterEl = root.querySelector('#channel-description-counter');
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const errorEl = root.querySelector('#channel-description-error');
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const submitEl = root.querySelector('#channel-description-submit');
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const cancelEl = root.querySelector('#channel-description-cancel');
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let inFlight = false;
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const compute = () => {
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const value = String(textEl?.value || '').replace(/\s+/g, ' ').trim();
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const bytes = new TextEncoder().encode(value).length;
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const ok = bytes <= 200;
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return {
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value,
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bytes,
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ok,
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error: ok ? '' : 'Описание слишком длинное: максимум 200 байт UTF-8.',
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};
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};
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const setBusy = (busy) => {
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inFlight = !!busy;
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submitEl.disabled = inFlight;
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cancelEl.disabled = inFlight;
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if (textEl) textEl.disabled = inFlight;
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submitEl.textContent = inFlight ? 'Сохраняем...' : 'Сохранить';
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};
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|
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const close = () => {
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root.innerHTML = '';
|
||
};
|
||
|
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const updateValidation = () => {
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const check = compute();
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counterEl.textContent = `${check.bytes} / 200 байт`;
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errorEl.textContent = check.error;
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submitEl.disabled = inFlight || !check.ok;
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return check;
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};
|
||
|
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cancelEl?.addEventListener('click', close);
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textEl?.addEventListener('input', updateValidation);
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submitEl?.addEventListener('click', async () => {
|
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if (inFlight) return;
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const check = updateValidation();
|
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if (!check.ok) return;
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|
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setBusy(true);
|
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errorEl.textContent = '';
|
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try {
|
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await onSubmit(check.value);
|
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close();
|
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} catch (error) {
|
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setBusy(false);
|
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errorEl.textContent = toUserMessage(error, 'Не удалось сохранить описание.');
|
||
}
|
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});
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|
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if (textEl) {
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textEl.value = String(initialValue || '');
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textEl.focus();
|
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}
|
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updateValidation();
|
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}
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|
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function mapApiMessageToPost(message, selector, localNumber) {
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const blockNumber = toSafeInt(message?.messageRef?.blockNumber);
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const blockHash = normalizeMessageHash(message?.messageRef?.blockHash);
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const messageBch = String(message?.authorBlockchainName || selector?.ownerBlockchainName || '').trim();
|
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const hasRef = !!(messageBch && blockNumber != null && blockHash);
|
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|
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const resolvedText = resolveMessageText(message);
|
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const messageRef = hasRef
|
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? {
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blockchainName: messageBch,
|
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blockNumber,
|
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blockHash,
|
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}
|
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: null;
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|
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if (messageRef) {
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setMessageReactionState(messageRef, message?.likedByMe === true ? 'liked' : 'unliked');
|
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}
|
||
|
||
return {
|
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localNumber,
|
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authorLogin: message?.authorLogin || 'автор',
|
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body: resolvedText || '(пусто)',
|
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likesCount: Number(message?.likesCount || 0),
|
||
repliesCount: Number(message?.repliesCount || 0),
|
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messageRef,
|
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reactionState: messageRef ? getMessageReactionState(messageRef) : '',
|
||
};
|
||
}
|
||
|
||
async function loadFromApi(route, channelId) {
|
||
const selector = buildSelectorFromRoute(route, channelId);
|
||
if (!selector?.ownerBlockchainName || selector.channelRootBlockNumber == null) {
|
||
throw new Error('Не удалось определить канал из адреса страницы.');
|
||
}
|
||
|
||
const payload = await authService.getChannelMessages(selector, 200, 'asc', state.session.login);
|
||
const messages = Array.isArray(payload.messages) ? payload.messages : [];
|
||
const posts = messages.map((message, index) => mapApiMessageToPost(message, selector, index + 1));
|
||
const ownerLogin = String(payload.channel?.ownerLogin || '').trim();
|
||
|
||
const readDescription = async () => {
|
||
const sourceDescription = String(payload.channel?.channelDescription || '').trim();
|
||
const paramKey = channelDescriptionParamKey(selector);
|
||
if (!ownerLogin || !paramKey) return sourceDescription;
|
||
|
||
try {
|
||
const paramPayload = await authService.getUserParam(ownerLogin, paramKey);
|
||
const override = parseDescriptionOverride(paramPayload);
|
||
return override.hasOverride ? override.description : sourceDescription;
|
||
} catch {
|
||
return sourceDescription;
|
||
}
|
||
};
|
||
|
||
const resolvedDescription = await readDescription();
|
||
|
||
return {
|
||
channel: {
|
||
name: payload.channel?.channelName || 'неизвестный канал',
|
||
displayName: `${ownerLogin || 'неизвестно'}/${payload.channel?.channelName || 'неизвестный канал'}`,
|
||
description: resolvedDescription,
|
||
ownerName: ownerLogin || 'неизвестно',
|
||
},
|
||
posts,
|
||
isOwnChannel: ownerLogin.toLowerCase() === (state.session.login || '').toLowerCase(),
|
||
selector,
|
||
};
|
||
}
|
||
|
||
function renderLoadError(screen, navigate, message, onRetry) {
|
||
const card = document.createElement('div');
|
||
card.className = 'card stack channels-status';
|
||
card.innerHTML = `
|
||
<strong>Не удалось загрузить канал</strong>
|
||
<p class="meta-muted">${message || 'Проверьте подключение к серверу и повторите попытку.'}</p>
|
||
`;
|
||
|
||
const retry = document.createElement('button');
|
||
retry.type = 'button';
|
||
retry.className = 'primary-btn';
|
||
retry.textContent = 'Повторить';
|
||
retry.addEventListener('click', onRetry);
|
||
|
||
const back = document.createElement('button');
|
||
back.type = 'button';
|
||
back.className = 'secondary-btn';
|
||
back.textContent = 'Назад к каналам';
|
||
back.addEventListener('click', () => navigate('channels-list'));
|
||
|
||
card.append(retry, back);
|
||
screen.append(card);
|
||
}
|
||
|
||
function renderDemoFallback(screen, navigate, error) {
|
||
const info = document.createElement('div');
|
||
info.className = 'card stack';
|
||
info.innerHTML = `
|
||
<strong>Включен демо-режим</strong>
|
||
<p class="meta-muted">Данные канала с сервера недоступны. Показан демо-контент.</p>
|
||
<p class="meta-muted">${toUserMessage(error, 'Ошибка API/WS')}</p>
|
||
`;
|
||
screen.append(info);
|
||
|
||
const back = document.createElement('button');
|
||
back.className = 'secondary-btn';
|
||
back.textContent = 'Назад к каналам';
|
||
back.addEventListener('click', () => navigate('channels-list'));
|
||
screen.append(back);
|
||
}
|
||
|
||
function applyPendingScroll(screen, routeKey) {
|
||
const target = pendingScrollByRoute.get(routeKey);
|
||
if (!target) return;
|
||
|
||
const doScroll = () => {
|
||
if (target === '__LAST__') {
|
||
const cards = screen.querySelectorAll('[data-message-key]');
|
||
const last = cards[cards.length - 1];
|
||
if (last) {
|
||
last.scrollIntoView({ behavior: 'smooth', block: 'center' });
|
||
}
|
||
pendingScrollByRoute.delete(routeKey);
|
||
return;
|
||
}
|
||
|
||
const element = screen.querySelector(`[data-message-key="${target}"]`);
|
||
if (element) {
|
||
element.scrollIntoView({ behavior: 'smooth', block: 'center' });
|
||
pendingScrollByRoute.delete(routeKey);
|
||
}
|
||
};
|
||
|
||
setTimeout(doScroll, 20);
|
||
}
|
||
|
||
function renderPostCard(post, { navigate, selector, onToggleLike, onReply }) {
|
||
const card = document.createElement('article');
|
||
card.className = 'card stack channel-message-card';
|
||
|
||
const title = document.createElement('div');
|
||
title.className = 'channel-message-title author-line';
|
||
|
||
const loginEl = document.createElement('span');
|
||
loginEl.className = 'author-line-login';
|
||
loginEl.textContent = post.authorLogin;
|
||
|
||
const numberEl = document.createElement('span');
|
||
numberEl.className = 'author-line-num';
|
||
numberEl.textContent = `· #${post.localNumber}`;
|
||
|
||
title.append(loginEl, numberEl);
|
||
|
||
const body = document.createElement('p');
|
||
body.className = 'channel-message-body';
|
||
body.textContent = post.body;
|
||
|
||
const stats = document.createElement('p');
|
||
stats.className = 'channel-message-stats';
|
||
stats.textContent = `Лайки: ${post.likesCount || 0}, ответы: ${post.repliesCount || 0}`;
|
||
|
||
card.append(title, body, stats);
|
||
|
||
const refKey = messageRefKey(post.messageRef);
|
||
if (refKey) {
|
||
card.dataset.messageKey = refKey;
|
||
}
|
||
|
||
if (!post.messageRef || !selector) return card;
|
||
|
||
const actionKey = makeReactionActionKey(post.messageRef);
|
||
const isPending = actionKey ? pendingReactionActions.has(actionKey) : false;
|
||
|
||
const actions = document.createElement('div');
|
||
actions.className = 'channel-message-actions';
|
||
|
||
const likeButton = document.createElement('button');
|
||
likeButton.type = 'button';
|
||
likeButton.className = 'secondary-btn channel-action-like';
|
||
const isLiked = post.reactionState === 'liked';
|
||
if (isLiked) likeButton.classList.add('is-liked');
|
||
likeButton.textContent = isPending ? 'Выполняется...' : (isLiked ? 'Убрать лайк' : 'Лайк');
|
||
likeButton.disabled = isPending;
|
||
likeButton.addEventListener('click', async (event) => {
|
||
animatePress(event.currentTarget);
|
||
if (isPending) return;
|
||
likeButton.disabled = true;
|
||
likeButton.textContent = 'Выполняется...';
|
||
await onToggleLike(post.messageRef, isLiked ? 'unlike' : 'like', { likeButton });
|
||
});
|
||
|
||
const replyButton = document.createElement('button');
|
||
replyButton.type = 'button';
|
||
replyButton.className = 'secondary-btn channel-action-reply';
|
||
replyButton.textContent = 'Ответить';
|
||
replyButton.addEventListener('click', (event) => {
|
||
animatePress(event.currentTarget);
|
||
openReplyModal({
|
||
onSubmit: async (text) => onReply(post.messageRef, text),
|
||
});
|
||
});
|
||
|
||
const openThreadButton = document.createElement('button');
|
||
openThreadButton.type = 'button';
|
||
openThreadButton.className = 'secondary-btn channel-action-thread';
|
||
openThreadButton.textContent = 'Открыть тред';
|
||
openThreadButton.addEventListener('click', (event) => {
|
||
animatePress(event.currentTarget);
|
||
const route = buildThreadRoute(post.messageRef, selector);
|
||
if (route) navigate(route);
|
||
});
|
||
|
||
actions.append(likeButton, replyButton, openThreadButton);
|
||
card.append(actions);
|
||
return card;
|
||
}
|
||
|
||
function renderBody(screen, navigate, routeKey, channelData, handlers) {
|
||
const head = document.createElement('div');
|
||
head.className = 'card channel-head-card';
|
||
|
||
const title = document.createElement('strong');
|
||
title.className = 'channel-head-title';
|
||
title.textContent = channelData.channel.displayName || channelData.channel.name;
|
||
|
||
const description = document.createElement('p');
|
||
description.className = 'channel-head-description';
|
||
const hasDescription = !!String(channelData.channel.description || '').trim();
|
||
if (hasDescription) {
|
||
description.textContent = channelData.channel.description;
|
||
} else if (channelData.isOwnChannel) {
|
||
description.textContent = 'Описание пока не задано.';
|
||
}
|
||
|
||
const owner = document.createElement('p');
|
||
owner.className = 'channel-head-meta';
|
||
owner.textContent = `Владелец: ${channelData.channel.ownerName}`;
|
||
|
||
const headActions = document.createElement('div');
|
||
headActions.className = 'row';
|
||
const aboutButton = document.createElement('button');
|
||
aboutButton.type = 'button';
|
||
aboutButton.className = 'secondary-btn small-btn';
|
||
aboutButton.textContent = 'О канале';
|
||
aboutButton.addEventListener('click', (event) => {
|
||
animatePress(event.currentTarget);
|
||
openAboutChannelModal(channelData.channel);
|
||
});
|
||
headActions.append(aboutButton);
|
||
|
||
if (channelData.isOwnChannel) {
|
||
const editButton = document.createElement('button');
|
||
editButton.type = 'button';
|
||
editButton.className = 'secondary-btn small-btn';
|
||
editButton.textContent = '✎';
|
||
editButton.title = 'Редактировать описание';
|
||
editButton.addEventListener('click', (event) => {
|
||
animatePress(event.currentTarget);
|
||
openEditDescriptionModal({
|
||
initialValue: channelData.channel.description || '',
|
||
onSubmit: async (nextValue) => handlers.onEditDescription(nextValue),
|
||
});
|
||
});
|
||
headActions.append(editButton);
|
||
}
|
||
|
||
if (hasDescription) {
|
||
const moreButton = document.createElement('button');
|
||
moreButton.type = 'button';
|
||
moreButton.className = 'channel-head-more';
|
||
moreButton.textContent = 'ещё';
|
||
moreButton.addEventListener('click', () => {
|
||
description.classList.toggle('is-expanded');
|
||
moreButton.textContent = description.classList.contains('is-expanded') ? 'скрыть' : 'ещё';
|
||
});
|
||
headActions.append(moreButton);
|
||
}
|
||
|
||
head.append(title);
|
||
if (hasDescription || channelData.isOwnChannel) head.append(description);
|
||
head.append(owner, headActions);
|
||
|
||
const actionButton = document.createElement('button');
|
||
actionButton.className = channelData.isOwnChannel
|
||
? 'primary-btn channel-main-action'
|
||
: 'destructive-btn channel-main-action';
|
||
actionButton.textContent = channelData.isOwnChannel ? 'Добавить сообщение' : 'Отписаться от канала';
|
||
|
||
const feed = document.createElement('div');
|
||
feed.className = 'stack channel-feed';
|
||
|
||
if (channelData.posts.length) {
|
||
channelData.posts.forEach((post) => {
|
||
feed.append(renderPostCard(post, {
|
||
navigate,
|
||
selector: channelData.selector,
|
||
onToggleLike: handlers.onToggleLike,
|
||
onReply: handlers.onReply,
|
||
}));
|
||
});
|
||
} else {
|
||
const empty = document.createElement('div');
|
||
empty.className = 'card meta-muted';
|
||
empty.textContent = 'Ждем ваших начинаний';
|
||
feed.append(empty);
|
||
}
|
||
|
||
if (channelData.isOwnChannel) {
|
||
actionButton.addEventListener('click', (event) => {
|
||
animatePress(event.currentTarget);
|
||
openAddMessageModal({
|
||
channelName: channelData.channel.name,
|
||
onSubmit: async (bodyText) => handlers.onAddPost(bodyText),
|
||
});
|
||
});
|
||
} else {
|
||
actionButton.addEventListener('click', handlers.onUnfollowChannel);
|
||
}
|
||
|
||
const backButton = document.createElement('button');
|
||
backButton.className = 'secondary-btn channel-back-btn';
|
||
backButton.textContent = 'Назад к каналам';
|
||
backButton.addEventListener('click', () => navigate('channels-list'));
|
||
|
||
screen.append(head, actionButton, feed, backButton);
|
||
applyPendingScroll(screen, routeKey);
|
||
}
|
||
|
||
function renderSkeleton(screen) {
|
||
const wrap = document.createElement('div');
|
||
wrap.className = 'stack';
|
||
wrap.append(createSkeletonCard(), createSkeletonCard(), createSkeletonCard());
|
||
screen.append(wrap);
|
||
return wrap;
|
||
}
|
||
|
||
export function render({ navigate, route }) {
|
||
const channelId = route.params.channelId || '';
|
||
const routeSelector = buildSelectorFromRoute(route, channelId);
|
||
const routeKey = `${routeSelector?.ownerBlockchainName || ''}:${routeSelector?.channelRootBlockNumber || ''}:${routeSelector?.channelRootBlockHash || ''}`;
|
||
|
||
const screen = document.createElement('section');
|
||
screen.className = 'stack channels-screen channels-screen--channel';
|
||
|
||
const titleFromIndex = state.channelsIndex[channelId]?.channel?.channelName;
|
||
const ownerFromIndex = state.channelsIndex[channelId]?.channel?.ownerLogin;
|
||
const titleFromIndexDisplay = (ownerFromIndex && titleFromIndex) ? `${ownerFromIndex}/${titleFromIndex}` : titleFromIndex;
|
||
const titleFromRoute = route.params.ownerBlockchainName ? String(route.params.ownerBlockchainName) : '';
|
||
const headerTitle = `Канал: ${titleFromIndexDisplay || titleFromRoute || 'Канал'}`;
|
||
|
||
const userIndicator = document.createElement('div');
|
||
userIndicator.className = 'card channels-user-chip';
|
||
userIndicator.textContent = `Вы вошли как @${state.session.login || 'неизвестно'}`;
|
||
|
||
const statusBox = document.createElement('div');
|
||
statusBox.className = 'card status-line is-unavailable channels-status';
|
||
statusBox.style.display = 'none';
|
||
|
||
const showStatus = (message) => {
|
||
if (!message) {
|
||
statusBox.style.display = 'none';
|
||
statusBox.textContent = '';
|
||
return;
|
||
}
|
||
statusBox.textContent = message;
|
||
statusBox.style.display = '';
|
||
};
|
||
|
||
const rerender = () => {
|
||
const current = document.querySelector('section.channels-screen--channel');
|
||
if (!current) return;
|
||
const next = render({ navigate, route });
|
||
current.replaceWith(next);
|
||
};
|
||
|
||
const requireSigningSession = () => {
|
||
const login = state.session.login;
|
||
const storagePwd = state.session.storagePwdInMemory;
|
||
if (!login || !storagePwd) {
|
||
throw new Error('Сессия недействительна. Выполните вход заново.');
|
||
}
|
||
return { login, storagePwd };
|
||
};
|
||
|
||
const onToggleLike = async (messageRef, action) => {
|
||
const actionKey = makeReactionActionKey(messageRef);
|
||
if (!actionKey) {
|
||
throw new Error('Некорректная ссылка на сообщение для реакции.');
|
||
}
|
||
if (pendingReactionActions.has(actionKey)) return;
|
||
|
||
const previousReaction = getMessageReactionState(messageRef);
|
||
const nextReaction = action === 'unlike' ? 'unliked' : 'liked';
|
||
pendingReactionActions.add(actionKey);
|
||
|
||
try {
|
||
const { login, storagePwd } = requireSigningSession();
|
||
if (action === 'unlike') {
|
||
await authService.addBlockUnlike({ login, storagePwd, message: messageRef });
|
||
} else {
|
||
await authService.addBlockLike({ login, storagePwd, message: messageRef });
|
||
}
|
||
setMessageReactionState(messageRef, nextReaction);
|
||
softHaptic(10);
|
||
rerender();
|
||
} catch (error) {
|
||
setMessageReactionState(messageRef, previousReaction || 'unliked');
|
||
rerender();
|
||
throw error;
|
||
} finally {
|
||
pendingReactionActions.delete(actionKey);
|
||
}
|
||
};
|
||
|
||
const onReply = async (messageRef, text) => {
|
||
const { login, storagePwd } = requireSigningSession();
|
||
await authService.addBlockReply({ login, storagePwd, message: messageRef, text });
|
||
|
||
const scrollTarget = messageRefKey(messageRef);
|
||
if (scrollTarget) pendingScrollByRoute.set(routeKey, scrollTarget);
|
||
|
||
softHaptic(15);
|
||
showToast('Ответ отправлен');
|
||
rerender();
|
||
};
|
||
|
||
const onAddPost = async (bodyText) => {
|
||
const { login, storagePwd } = requireSigningSession();
|
||
if (!routeSelector?.ownerBlockchainName || routeSelector.channelRootBlockNumber == null) {
|
||
throw new Error('Идентификатор канала не готов.');
|
||
}
|
||
|
||
await authService.addBlockTextPost({
|
||
login,
|
||
storagePwd,
|
||
channel: routeSelector,
|
||
text: bodyText,
|
||
});
|
||
|
||
pendingScrollByRoute.set(routeKey, '__LAST__');
|
||
softHaptic(15);
|
||
showToast('Сообщение отправлено');
|
||
rerender();
|
||
};
|
||
|
||
const onEditDescription = async (descriptionText) => {
|
||
const { login, storagePwd } = requireSigningSession();
|
||
const selector = routeSelector;
|
||
const param = channelDescriptionParamKey(selector);
|
||
if (!param) throw new Error('Идентификатор канала не готов для обновления описания.');
|
||
|
||
const value = JSON.stringify({ v: String(descriptionText || '').trim() });
|
||
await authService.addBlockUserParam({
|
||
login,
|
||
storagePwd,
|
||
param,
|
||
value,
|
||
});
|
||
|
||
softHaptic(10);
|
||
showToast('Описание канала сохранено');
|
||
rerender();
|
||
};
|
||
|
||
screen.append(
|
||
renderHeader({
|
||
title: headerTitle,
|
||
leftAction: { label: '<', onClick: () => navigate('channels-list') },
|
||
}),
|
||
);
|
||
screen.append(userIndicator, statusBox);
|
||
|
||
const skeleton = renderSkeleton(screen);
|
||
|
||
(async () => {
|
||
try {
|
||
const apiData = await loadFromApi(route, channelId);
|
||
skeleton.remove();
|
||
renderBody(screen, navigate, routeKey, apiData, {
|
||
onToggleLike: async (messageRef, action) => {
|
||
try {
|
||
await onToggleLike(messageRef, action);
|
||
showStatus('');
|
||
} catch (error) {
|
||
showStatus(toUserMessage(error, action === 'unlike' ? 'Не удалось убрать лайк.' : 'Не удалось поставить лайк.'));
|
||
}
|
||
},
|
||
onReply: async (messageRef, text) => {
|
||
try {
|
||
await onReply(messageRef, text);
|
||
showStatus('');
|
||
} catch (error) {
|
||
throw new Error(toUserMessage(error, 'Не удалось отправить ответ.'));
|
||
}
|
||
},
|
||
onAddPost: async (bodyText) => {
|
||
try {
|
||
await onAddPost(bodyText);
|
||
showStatus('');
|
||
} catch (error) {
|
||
throw new Error(toUserMessage(error, 'Не удалось добавить сообщение.'));
|
||
}
|
||
},
|
||
onEditDescription: async (descriptionText) => {
|
||
try {
|
||
await onEditDescription(descriptionText);
|
||
showStatus('');
|
||
} catch (error) {
|
||
throw new Error(toUserMessage(error, 'Не удалось сохранить описание.'));
|
||
}
|
||
},
|
||
onUnfollowChannel: async (event) => {
|
||
animatePress(event?.currentTarget);
|
||
try {
|
||
const { login, storagePwd } = requireSigningSession();
|
||
if (!apiData.selector) throw new Error('Не удалось определить канал для отписки.');
|
||
|
||
await authService.addBlockFollowChannel({
|
||
login,
|
||
storagePwd,
|
||
targetBlockchainName: apiData.selector.ownerBlockchainName,
|
||
targetBlockNumber: apiData.selector.channelRootBlockNumber,
|
||
targetBlockHashHex: apiData.selector.channelRootBlockHash,
|
||
unfollow: true,
|
||
});
|
||
|
||
softHaptic(15);
|
||
showToast('Отписка от канала выполнена');
|
||
navigate('channels-list');
|
||
} catch (error) {
|
||
showStatus(toUserMessage(error, 'Не удалось отписаться от канала.'));
|
||
}
|
||
},
|
||
});
|
||
} catch (error) {
|
||
skeleton.remove();
|
||
if (isChannelsDemoMode()) {
|
||
renderDemoFallback(screen, navigate, error);
|
||
return;
|
||
}
|
||
renderLoadError(screen, navigate, toUserMessage(error, 'Не удалось загрузить канал.'), rerender);
|
||
}
|
||
})();
|
||
|
||
return screen;
|
||
}
|