feature/refactor: smartfeeds to reduce the client complexity
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19 changed files with 782 additions and 800 deletions
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@ -1,175 +1,3 @@
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<script>
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const time_tick_tock_timeout = 60 * 1000; // 1 minute
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let last_event_datetime_value = 0;
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let time_tick_tock_class = "time-tock";
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let last_creator_id = null;
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let user_tick_tock_class = "user-tock";
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async function render_chat_event(event, position = "beforeend") {
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const creator = await USERS.get(event.creator_id);
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const existing_element =
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document.getElementById(event.id) ??
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document.getElementById(event.meta?.temp_id ?? "") ??
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document.querySelector(`[data-temp_id="${event.meta?.temp_id ?? ""}" ]`);
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const event_datetime = datetime_to_local(event.timestamps.created);
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if (event_datetime.value - last_event_datetime_value > time_tick_tock_timeout) {
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time_tick_tock_class = time_tick_tock_class === "time-tick" ? "time-tock" : "time-tick";
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}
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last_event_datetime_value = event_datetime.value;
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if (last_creator_id !== creator.id) {
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user_tick_tock_class = user_tick_tock_class === "user-tick" ? "user-tock" : "user-tick";
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last_creator_id = creator.id;
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}
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const html_content = `<div id="${event.id}" class="message-container ${user_tick_tock_class} ${time_tick_tock_class}" data-creator_id="${creator.id}" data-temp_id="${event.meta?.temp_id ?? ""}">
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<div class="message-actions-container">
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<input
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type="checkbox"
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id="show_message_actions-${event.id}"
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class="message-actions-display-toggle"
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/>
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<label class="message-actions-display-toggle-label" for="show_message_actions-${event.id}">
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<div class="icon more-borderless"></div>
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</label>
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<button class="message-action mockup" data-action="react"><i class="icon circle"></i><span class="action-name">React</span></button>
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<button class="message-action" data-action="reply" onclick="document.getElementById( 'parent-id' ).value = '${event.id}';"><i class="icon reply"></i><span class="action-name">Reply</span></button>
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<button class="message-action mockup" data-action="forward_copy"><i class="icon forward-copy"></i><span class="action-name">Copy Link</span></button>
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<button class="message-action mockup" data-action="delete"><i class="icon trash"></i><span class="action-name">Delete</span></button>
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</div>
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<div class="info-container">
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<div class="avatar-container">
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<img src="${creator.meta?.avatar ?? "/images/default_avatar.gif"}" alt="user avatar" />
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</div>
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<div class="username-container">
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<span class="username">${creator.username ?? "unknown"}</span>
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</div>
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<div class="datetime-container">
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<span class="long">${event_datetime.long}</span>
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<span class="short">${event_datetime.short}</span>
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</div>
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</div>
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<div class="message-content-container">${htmlify(event.data.content)}</div>
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<div class="message-media-container">${htmlify(event.data.media?.join("\n") ?? "")}</div>
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</div>`;
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if (existing_element) {
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const template = document.createElement("template");
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template.innerHTML = html_content;
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existing_element.replaceWith(template.content.firstChild);
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} else {
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// TODO: threading
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document.getElementById("chat-content")?.insertAdjacentHTML(position, html_content);
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}
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}
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async function handle_chat_events(events) {
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if (!Array.isArray(events)) {
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debugger;
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console.warn("got unexpected value for handle_chat_events `events` argument.");
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return;
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}
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const topic_chat_content = document.getElementById("chat-content");
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const sorted = events.sort((lhs, rhs) => lhs.id.localeCompare(rhs.id));
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for await (const event of sorted) {
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await render_chat_event(event);
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}
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const last_message_id = sorted.reduce((_last_message_id, event) => {
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return event.id > _last_message_id && event.id.indexOf("TEMP") < 0
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? event.id
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: _last_message_id;
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}, topic_chat_content.dataset.last_message_id ?? "");
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// if the last blurb has been updated, update the content's dataset to reflect that
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if (last_message_id !== topic_chat_content.dataset.last_message_id) {
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topic_chat_content.dataset.last_message_id = last_message_id;
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}
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setTimeout(() => {
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topic_chat_content.scrollTop = topic_chat_content.scrollHeight;
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}, 50);
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}
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// TODO: we need some abortcontroller handling here or something
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// similar for when we change topics, this is the most basic
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// first pass outline
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let topic_polling_request_abort_controller = null;
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async function poll_for_new_chat_events() {
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const topic_chat_content = document.getElementById("chat-content");
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const topic_id = document.body.dataset.topic;
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const last_message_id = topic_chat_content.dataset.last_message_id;
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if (!topic_id) {
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return;
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}
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const message_polling_url = `/api/topics/${topic_id}/events?type=chat&limit=100&sort=newest&wait=true${last_message_id ? `&after_id=${last_message_id}` : ""}`;
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topic_polling_request_abort_controller =
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topic_polling_request_abort_controller || new AbortController();
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api.fetch(message_polling_url, {
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signal: topic_polling_request_abort_controller.signal,
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})
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.then(async (new_events_response) => {
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const new_events = await new_events_response.json();
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handle_chat_events(new_events);
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poll_for_new_chat_events(topic_id);
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})
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.catch((error) => {
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// TODO: poll again? back off?
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console.error(error);
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});
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}
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async function load_active_topic_for_chat(event) {
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const topic_id = event?.detail?.topic_id ?? document.body.dataset.topic;
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if (!topic_id) return;
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const topic_chat_content = document.getElementById("chat-content");
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topic_chat_content.innerHTML = "";
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const user = document.body.dataset.user ? JSON.parse(document.body.dataset.user) : null;
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if (!user) return;
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if (topic_polling_request_abort_controller) {
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topic_polling_request_abort_controller.abort();
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topic_polling_request_abort_controller = null;
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delete topic_chat_content.dataset.last_message_id;
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}
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const topic_response = await api.fetch(`/api/topics/${topic_id}`);
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if (!topic_response.ok) {
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const error = await topic_response.json();
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alert(error.message ?? JSON.stringify(error));
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return;
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}
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const topic = await topic_response.json();
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const events_response = await api.fetch(
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`/api/topics/${topic_id}/events?type=chat&limit=100&sort=newest`,
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);
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if (!events_response.ok) {
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const error = await events_response.json();
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alert(error.message ?? JSON.stringify(error));
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return;
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}
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const events = await events_response.json();
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handle_chat_events(events);
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poll_for_new_chat_events();
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}
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document.addEventListener("topic_changed", load_active_topic_for_chat);
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document.addEventListener("user_logged_in", load_active_topic_for_chat);
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</script>
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<div id="chat" class="tab">
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<input
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type="radio"
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@ -190,7 +18,131 @@
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<script src="/js/external/punycode.js" type="text/javascript"></script>
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<div id="chat-container">
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<div id="chat-content"></div>
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<div
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id="chat-content"
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data-feed
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data-precheck="!!document.body.dataset.user && document.body.dataset.user.indexOf( 'topics.chat.read' ) !== -1"
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data-source="/api/topics/${ document.body.dataset.topic }/events?type=chat&limit=100&sort=newest&wait=true&after_id=${ feed.__newest_id ?? 'chat:able-able-able-able-able-able-able-able-able-able' }"
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data-longpolling="true"
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data-reverse="true"
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data-insert="append"
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data-autoscroll="true"
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>
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<script>
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{
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const feed = document.currentScript.closest("[data-feed]");
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document.addEventListener("topic_changed", () => {
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feed.__reset && feed.__reset();
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});
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document.addEventListener("user_logged_in", () => {
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feed.__reset && feed.__reset();
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});
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const time_tick_tock_timeout = 60_000;
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let last_event_datetime_value = 0;
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let time_tick_tock_class = "time-tock";
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let last_creator_id = "";
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let user_tick_tock_class = "user-tock";
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feed.__context = async (item) => {
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const event_datetime = datetime_to_local(item.timestamps.created);
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if (
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event_datetime.value - last_event_datetime_value >
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time_tick_tock_timeout
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) {
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time_tick_tock_class =
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time_tick_tock_class === "time-tick"
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? "time-tock"
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: "time-tick";
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}
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last_event_datetime_value = event_datetime.value;
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if (last_creator_id !== item.creator_id) {
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user_tick_tock_class =
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user_tick_tock_class === "user-tick"
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? "user-tock"
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: "user-tick";
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last_creator_id = item.creator_id;
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}
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return {
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event: item,
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creator: await USERS.get(item.creator_id),
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event_datetime,
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time_tick_tock_class,
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user_tick_tock_class,
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};
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};
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}
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</script>
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<template>
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<div
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id="${context.event.id}"
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class="message-container ${context.user_tick_tock_class} ${context.time_tick_tock_class}"
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data-creator_id="${context.creator.id}"
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data-temp_id="${context.event.meta?.temp_id ?? ''}"
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>
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<div class="message-actions-container">
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<input
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type="checkbox"
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id="show_message_actions-${context.event.id}"
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class="message-actions-display-toggle"
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/>
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<label
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class="message-actions-display-toggle-label"
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for="show_message_actions-${context.event.id}"
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>
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<div class="icon more-borderless"></div>
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</label>
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<button class="message-action mockup" data-action="react">
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<i class="icon circle"></i><span class="action-name">React</span>
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</button>
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<button
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class="message-action"
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data-action="reply"
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onclick="document.getElementById( 'parent-id' ).value = '${context.event.id}';"
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>
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<i class="icon reply"></i><span class="action-name">Reply</span>
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</button>
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<button class="message-action mockup" data-action="forward_copy">
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<i class="icon forward-copy"></i
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><span class="action-name">Copy Link</span>
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</button>
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<button class="message-action mockup" data-action="delete">
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<i class="icon trash"></i><span class="action-name">Delete</span>
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</button>
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</div>
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<div class="info-container">
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<div class="avatar-container">
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<img
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src="${context.creator.meta?.avatar ?? '/images/default_avatar.gif'}"
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alt="user avatar"
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/>
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</div>
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<div class="username-container">
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<span class="username"
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>${context.creator.username ?? 'unknown'}</span
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>
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</div>
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<div class="datetime-container">
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<span class="long">${context.event_datetime.long}</span>
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<span class="short">${context.event_datetime.short}</span>
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</div>
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</div>
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<div class="message-content-container">
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${htmlify(md_to_html(context.event.data.content))}
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</div>
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<div class="message-media-container">
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${htmlify(context.event.data.media?.join("\n") ?? "")}
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</div>
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</div>
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</template>
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</div>
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<div id="chat-entry-container">
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<form
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id="chat-entry"
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@ -203,23 +155,12 @@
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width: 100%;
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transition: all 0.5s;
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"
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on_reply="async (event) => { await render_chat_event(event); document.getElementById(event.id)?.classList.remove('sending'); document.getElementById( 'chat-input' ).value = ''; document.getElementById( 'chat-input' ).focus(); }"
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on_parsed="async (event) => { await render_chat_event(event); document.getElementById(event.id)?.classList.add('sending'); }"
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on_reply="async (event) => { await document.getElementById( 'chat-content' ).__render(event); document.getElementById(event.id)?.classList.remove('sending'); }"
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on_parsed="async (event) => { await document.getElementById( 'chat-content' ).__render(event); document.getElementById(event.id)?.classList.add('sending'); }"
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>
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<script>
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{
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const form = document.currentScript.closest("form");
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document.addEventListener("DOMContentLoaded", () => {
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const chat_input = form.querySelector(
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'textarea[name="data.content"]',
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);
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chat_input.addEventListener("keypress", (event) => {
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if (event.key === "Enter" && !event.shiftKey) {
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form.requestSubmit();
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}
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});
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});
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document.addEventListener(
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"topic_changed",
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({ detail: { topic_id } }) => {
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@ -283,6 +224,8 @@
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rows="1"
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name="data.content"
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reset-on-submit
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focus-on-submit
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enter-key-submits
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></textarea>
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<button id="chat-send" class="primary" aria-label="Send a message">
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