DEV: Remove deprecated topic timeline (#20314)
Continuing from https://github.com/discourse/discourse/pull/20313 - Drop deprecated topic timeline widget / component logic
This commit is contained in:
Isaac Janzen
GitHub
parent
c82094cd9d
commit
64975a6ecb
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@ -1,133 +0,0 @@
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import Docking from "discourse/mixins/docking";
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import MountWidget from "discourse/components/mount-widget";
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import { headerOffset } from "discourse/lib/offset-calculator";
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import { next } from "@ember/runloop";
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import { observes } from "discourse-common/utils/decorators";
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import optionalService from "discourse/lib/optional-service";
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export default MountWidget.extend(Docking, {
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adminTools: optionalService(),
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widget: "topic-timeline-container",
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dockBottom: null,
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dockAt: null,
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intersectionObserver: null,
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buildArgs() {
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let attrs = {
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topic: this.topic,
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notificationLevel: this.notificationLevel,
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topicTrackingState: this.topicTrackingState,
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enteredIndex: this.enteredIndex,
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dockAt: this.dockAt,
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dockBottom: this.dockBottom,
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mobileView: this.get("site.mobileView"),
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};
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let event = this.prevEvent;
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if (event) {
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attrs.enteredIndex = event.postIndex - 1;
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}
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if (this.fullscreen) {
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attrs.fullScreen = true;
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attrs.addShowClass = this.addShowClass;
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}
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return attrs;
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},
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@observes("topic.highest_post_number", "loading")
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newPostAdded() {
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this.queueRerender(() => this.queueDockCheck());
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},
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@observes("topic.details.notification_level")
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_queueRerender() {
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this.queueRerender();
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},
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dockCheck() {
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const timeline = this.element.querySelector(".timeline-container");
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const timelineHeight = (timeline && timeline.offsetHeight) || 400;
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const prev = this.dockAt;
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const posTop = headerOffset() + window.pageYOffset;
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const pos = posTop + timelineHeight;
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this.dockBottom = false;
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if (posTop < this.topicTop) {
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this.dockAt = parseInt(this.topicTop, 10);
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} else if (pos > this.topicBottom) {
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this.dockAt = parseInt(this.topicBottom - timelineHeight, 10);
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this.dockBottom = true;
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if (this.dockAt < 0) {
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this.dockAt = 0;
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}
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} else {
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this.dockAt = null;
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this.fastDockAt = parseInt(this.topicBottom - timelineHeight, 10);
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}
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if (this.dockAt !== prev) {
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this.queueRerender();
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}
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},
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didInsertElement() {
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this._super(...arguments);
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if (this.fullscreen && !this.addShowClass) {
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next(() => {
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this.set("addShowClass", true);
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this.queueRerender();
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});
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}
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this.dispatch(
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"topic:current-post-scrolled",
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() => `timeline-scrollarea-${this.topic.id}`
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);
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this.dispatch("topic:toggle-actions", "topic-admin-menu-button");
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if (!this.site.mobileView) {
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this.appEvents.on("composer:opened", this, this.queueRerender);
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this.appEvents.on("composer:resized", this, this.queueRerender);
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this.appEvents.on("composer:closed", this, this.queueRerender);
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if ("IntersectionObserver" in window) {
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this.intersectionObserver = new IntersectionObserver((entries) => {
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for (const entry of entries) {
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const bounds = entry.boundingClientRect;
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if (entry.target.id === "topic-bottom") {
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this.set("topicBottom", bounds.y + window.scrollY);
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} else {
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this.set("topicTop", bounds.y + window.scrollY);
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}
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}
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});
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const elements = [
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document.querySelector(".container.posts"),
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document.querySelector("#topic-bottom"),
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];
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for (let i = 0; i < elements.length; i++) {
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this.intersectionObserver.observe(elements[i]);
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}
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}
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}
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},
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willDestroyElement() {
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this._super(...arguments);
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if (!this.site.mobileView) {
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this.appEvents.off("composer:opened", this, this.queueRerender);
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this.appEvents.off("composer:resized", this, this.queueRerender);
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this.appEvents.off("composer:closed", this, this.queueRerender);
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if ("IntersectionObserver" in window) {
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this.intersectionObserver?.disconnect();
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this.intersectionObserver = null;
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}
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}
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},
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});
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@ -1,628 +0,0 @@
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import ComponentConnector from "discourse/widgets/component-connector";
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import I18n from "I18n";
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import RawHtml from "discourse/widgets/raw-html";
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import { createWidget } from "discourse/widgets/widget";
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import { actionDescriptionHtml } from "discourse/widgets/post-small-action";
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import { h } from "virtual-dom";
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import { iconNode } from "discourse-common/lib/icon-library";
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import discourseLater from "discourse-common/lib/later";
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import { relativeAge } from "discourse/lib/formatter";
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import renderTags from "discourse/lib/render-tags";
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import renderTopicFeaturedLink from "discourse/lib/render-topic-featured-link";
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import { hideUserTip } from "discourse/lib/user-tips";
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const SCROLLER_HEIGHT = 50;
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const LAST_READ_HEIGHT = 20;
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const MIN_SCROLLAREA_HEIGHT = 170;
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const MAX_SCROLLAREA_HEIGHT = 300;
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function scrollareaHeight() {
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const composerHeight =
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document.getElementById("reply-control").offsetHeight || 0,
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headerHeight = document.querySelectorAll(".d-header")[0].offsetHeight || 0;
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// scrollarea takes up about half of the timeline's height
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const availableHeight =
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(window.innerHeight - composerHeight - headerHeight) / 2;
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return Math.max(
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MIN_SCROLLAREA_HEIGHT,
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Math.min(availableHeight, MAX_SCROLLAREA_HEIGHT)
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);
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}
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function scrollareaRemaining() {
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return scrollareaHeight() - SCROLLER_HEIGHT;
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}
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function clamp(p, min = 0.0, max = 1.0) {
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return Math.max(Math.min(p, max), min);
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}
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function attachBackButton(widget) {
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return widget.attach("button", {
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className: "btn-primary btn-small back-button",
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label: "topic.timeline.back",
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title: "topic.timeline.back_description",
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action: "goBack",
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});
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}
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createWidget("timeline-last-read", {
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tagName: "div.timeline-last-read",
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buildAttributes(attrs) {
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const bottom = scrollareaHeight() - LAST_READ_HEIGHT / 2;
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const top = attrs.top > bottom ? bottom : attrs.top;
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return { style: `height: ${LAST_READ_HEIGHT}px; top: ${top}px` };
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},
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html(attrs) {
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const result = [iconNode("minus", { class: "progress" })];
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if (attrs.showButton) {
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result.push(attachBackButton(this));
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}
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return result;
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},
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});
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function timelineDate(date) {
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const fmt =
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date.getFullYear() === new Date().getFullYear()
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? "long_no_year_no_time"
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: "timeline_date";
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return moment(date).format(I18n.t(`dates.${fmt}`));
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}
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createWidget("timeline-scroller", {
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tagName: "div.timeline-scroller",
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buildKey: (attrs) => `timeline-scroller-${attrs.topicId}`,
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defaultState() {
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return { dragging: false };
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},
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buildAttributes() {
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return { style: `height: ${SCROLLER_HEIGHT}px` };
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},
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html(attrs, state) {
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const { current, total, date } = attrs;
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const contents = [
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h(
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"div.timeline-replies",
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I18n.t(`topic.timeline.replies_short`, { current, total })
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),
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];
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if (date) {
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contents.push(h("div.timeline-ago", timelineDate(date)));
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}
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if (attrs.showDockedButton && !state.dragging) {
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contents.push(attachBackButton(this));
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}
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let result = [
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h("div.timeline-handle"),
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h("div.timeline-scroller-content", contents),
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];
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if (attrs.fullScreen) {
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result = [result[1], result[0]];
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}
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return result;
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},
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drag(e) {
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this.state.dragging = true;
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this.sendWidgetAction("updatePercentage", e.pageY);
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},
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dragEnd(e) {
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this.state.dragging = false;
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if ($(e.target).is("button")) {
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this.sendWidgetAction("goBack");
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} else {
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this.sendWidgetAction("commit");
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}
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},
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});
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createWidget("timeline-padding", {
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tagName: "div.timeline-padding",
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buildAttributes(attrs) {
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return { style: `height: ${attrs.height}px` };
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},
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click(e) {
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this.sendWidgetAction("updatePercentage", e.pageY);
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this.sendWidgetAction("commit");
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},
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});
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createWidget("timeline-scrollarea", {
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tagName: "div.timeline-scrollarea",
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buildKey: (attrs) => `timeline-scrollarea-${attrs.topic.id}`,
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buildAttributes() {
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return { style: `height: ${scrollareaHeight()}px` };
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},
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defaultState(attrs) {
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return {
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percentage: this._percentFor(attrs.topic, attrs.enteredIndex + 1),
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scrolledPost: 1,
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};
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},
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position() {
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const { attrs } = this;
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const percentage = this.state.percentage;
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const topic = attrs.topic;
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const postStream = topic.get("postStream");
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const total = postStream.get("filteredPostsCount");
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const scrollPosition = clamp(Math.floor(total * percentage), 0, total) + 1;
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const current = clamp(scrollPosition, 1, total);
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const daysAgo = postStream.closestDaysAgoFor(current);
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let date;
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if (daysAgo === undefined) {
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const post = postStream
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.get("posts")
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.findBy("id", postStream.get("stream")[current]);
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if (post) {
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date = new Date(post.get("created_at"));
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}
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} else if (daysAgo !== null) {
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date = new Date();
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date.setDate(date.getDate() - daysAgo || 0);
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} else {
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date = null;
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}
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const result = {
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current,
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scrollPosition,
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total,
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date,
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lastRead: null,
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lastReadPercentage: null,
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};
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const lastReadId = topic.last_read_post_id;
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const lastReadNumber = topic.last_read_post_number;
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if (lastReadId && lastReadNumber) {
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const idx = postStream.get("stream").indexOf(lastReadId) + 1;
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result.lastRead = idx;
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result.lastReadPercentage = this._percentFor(topic, idx);
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}
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if (this.state.position !== result.scrollPosition) {
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this.state.position = result.scrollPosition;
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this.sendWidgetAction("updatePosition", current);
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}
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return result;
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},
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html(attrs, state) {
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const position = this.position();
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state.scrolledPost = position.current;
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const percentage = state.percentage;
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if (percentage === null) {
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return;
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}
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const before = scrollareaRemaining() * percentage;
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const after = scrollareaHeight() - before - SCROLLER_HEIGHT;
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let showButton = false;
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const hasBackPosition =
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position.lastRead &&
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position.lastRead > 3 &&
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position.lastRead > position.current &&
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Math.abs(position.lastRead - position.current) > 3 &&
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Math.abs(position.lastRead - position.total) > 1 &&
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position.lastRead !== position.total;
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if (hasBackPosition) {
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const lastReadTop = Math.round(
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position.lastReadPercentage * scrollareaHeight()
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);
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showButton =
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before + SCROLLER_HEIGHT - 5 < lastReadTop || before > lastReadTop + 25;
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}
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let scrollerAttrs = position;
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scrollerAttrs.showDockedButton =
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!attrs.mobileView && hasBackPosition && !showButton;
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scrollerAttrs.fullScreen = attrs.fullScreen;
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scrollerAttrs.topicId = attrs.topic.id;
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const result = [
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this.attach("timeline-padding", { height: before }),
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this.attach("timeline-scroller", scrollerAttrs),
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this.attach("timeline-padding", { height: after }),
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];
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if (hasBackPosition) {
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const lastReadTop = Math.round(
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position.lastReadPercentage * scrollareaHeight()
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);
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result.push(
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this.attach("timeline-last-read", {
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top: lastReadTop,
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lastRead: position.lastRead,
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showButton,
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})
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);
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}
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return result;
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},
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updatePercentage(y) {
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const $area = $(".timeline-scrollarea");
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const areaTop = $area.offset().top;
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const percentage = clamp(parseFloat(y - areaTop) / $area.height());
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this.state.percentage = percentage;
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},
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commit() {
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const position = this.position();
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this.state.scrolledPost = position.current;
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if (position.current === position.scrollPosition) {
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this.sendWidgetAction("jumpToIndex", position.current);
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} else {
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this.sendWidgetAction("jumpEnd");
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}
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},
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topicCurrentPostScrolled(event) {
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this.state.percentage = event.percent;
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},
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_percentFor(topic, postIndex) {
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const total = topic.get("postStream.filteredPostsCount");
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return clamp(parseFloat(postIndex - 1.0) / total);
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},
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goBack() {
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this.sendWidgetAction("jumpToIndex", this.position().lastRead);
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},
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});
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createWidget("topic-timeline-container", {
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tagName: "div.timeline-container",
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buildClasses(attrs) {
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if (attrs.fullScreen) {
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if (attrs.addShowClass) {
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return "timeline-fullscreen show";
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} else {
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return "timeline-fullscreen";
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}
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}
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if (attrs.dockAt) {
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const result = ["timeline-docked"];
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if (attrs.dockBottom) {
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result.push("timeline-docked-bottom");
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}
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return result.join(" ");
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}
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},
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html(attrs) {
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return this.attach("topic-timeline", attrs);
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},
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});
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createWidget("timeline-controls", {
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tagName: "div.timeline-controls",
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html(attrs) {
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const controls = [];
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const { fullScreen, currentUser, topic } = attrs;
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if (!fullScreen && currentUser) {
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controls.push(
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this.attach("topic-admin-menu-button", {
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topic,
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addKeyboardTargetClass: true,
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})
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);
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}
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return controls;
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},
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});
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createWidget("timeline-footer-controls", {
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tagName: "div.timeline-footer-controls",
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html(attrs) {
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const controls = [];
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const { currentUser, fullScreen, topic, notificationLevel } = attrs;
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if (
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this.siteSettings.summary_timeline_button &&
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!fullScreen &&
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topic.has_summary &&
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!topic.postStream.summary
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) {
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controls.push(
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this.attach("button", {
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className: "show-summary btn-small",
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icon: "layer-group",
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label: "summary.short_label",
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title: "summary.short_title",
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action: "showSummary",
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})
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);
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}
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if (currentUser && !fullScreen) {
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if (topic.get("details.can_create_post")) {
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controls.push(
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this.attach("button", {
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className: "btn-default create reply-to-post",
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icon: "reply",
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title: "topic.reply.help",
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action: "replyToPost",
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})
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);
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}
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}
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if (fullScreen) {
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controls.push(
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this.attach("button", {
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className: "jump-to-post",
|
||||
title: "topic.progress.jump_prompt_long",
|
||||
label: "topic.progress.jump_prompt",
|
||||
action: "jumpToPostPrompt",
|
||||
})
|
||||
);
|
||||
}
|
||||
|
||||
if (currentUser) {
|
||||
controls.push(
|
||||
new ComponentConnector(
|
||||
this,
|
||||
"topic-notifications-button",
|
||||
{
|
||||
notificationLevel,
|
||||
topic,
|
||||
showFullTitle: false,
|
||||
appendReason: false,
|
||||
placement: "bottom-end",
|
||||
mountedAsWidget: true,
|
||||
showCaret: false,
|
||||
},
|
||||
["notificationLevel"]
|
||||
)
|
||||
);
|
||||
if (this.site.mobileView) {
|
||||
controls.push(
|
||||
this.attach("topic-admin-menu-button", {
|
||||
topic,
|
||||
addKeyboardTargetClass: true,
|
||||
openUpwards: true,
|
||||
})
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
return controls;
|
||||
},
|
||||
});
|
||||
|
||||
export default createWidget("topic-timeline", {
|
||||
tagName: "div.topic-timeline",
|
||||
buildKey: (attrs) => `topic-timeline-area-${attrs.topic.id}`,
|
||||
|
||||
defaultState() {
|
||||
return { position: null, excerpt: null };
|
||||
},
|
||||
|
||||
updatePosition(scrollPosition) {
|
||||
if (!this.attrs.fullScreen) {
|
||||
return;
|
||||
}
|
||||
|
||||
this.state.position = scrollPosition;
|
||||
this.state.excerpt = "";
|
||||
const stream = this.attrs.topic.get("postStream");
|
||||
|
||||
// a little debounce to avoid flashing
|
||||
discourseLater(() => {
|
||||
if (!this.state.position === scrollPosition) {
|
||||
return;
|
||||
}
|
||||
|
||||
// we have an off by one, stream is zero based,
|
||||
stream.excerpt(scrollPosition - 1).then((info) => {
|
||||
if (info && this.state.position === scrollPosition) {
|
||||
let excerpt = "";
|
||||
|
||||
if (info.username) {
|
||||
excerpt = "<span class='username'>" + info.username + ":</span> ";
|
||||
}
|
||||
|
||||
if (info.excerpt) {
|
||||
this.state.excerpt = excerpt + info.excerpt;
|
||||
} else if (info.action_code) {
|
||||
this.state.excerpt = `${excerpt} ${actionDescriptionHtml(
|
||||
info.action_code,
|
||||
info.created_at,
|
||||
info.username
|
||||
)}`;
|
||||
}
|
||||
|
||||
this.scheduleRerender();
|
||||
}
|
||||
});
|
||||
}, 50);
|
||||
},
|
||||
|
||||
html(attrs) {
|
||||
const { topic } = attrs;
|
||||
const createdAt = new Date(topic.created_at);
|
||||
const { currentUser } = this;
|
||||
const { tagging_enabled, topic_featured_link_enabled } = this.siteSettings;
|
||||
|
||||
attrs["currentUser"] = currentUser;
|
||||
|
||||
let result = [];
|
||||
|
||||
if (attrs.fullScreen) {
|
||||
let titleHTML = "";
|
||||
if (attrs.mobileView) {
|
||||
titleHTML = new RawHtml({
|
||||
html: `<span>${topic.get("fancyTitle")}</span>`,
|
||||
});
|
||||
}
|
||||
|
||||
let elems = [
|
||||
h(
|
||||
"h2",
|
||||
this.attach("link", {
|
||||
contents: () => titleHTML,
|
||||
className: "fancy-title",
|
||||
action: "jumpTop",
|
||||
})
|
||||
),
|
||||
];
|
||||
|
||||
// duplicate of the {{topic-category}} component
|
||||
let category = [];
|
||||
|
||||
if (!topic.get("isPrivateMessage")) {
|
||||
if (topic.category.parentCategory) {
|
||||
category.push(
|
||||
this.attach("category-link", {
|
||||
category: topic.category.parentCategory,
|
||||
})
|
||||
);
|
||||
}
|
||||
category.push(
|
||||
this.attach("category-link", { category: topic.category })
|
||||
);
|
||||
}
|
||||
|
||||
const showTags = tagging_enabled && topic.tags && topic.tags.length > 0;
|
||||
|
||||
if (showTags || topic_featured_link_enabled) {
|
||||
let extras = [];
|
||||
if (showTags) {
|
||||
const tagsHtml = new RawHtml({
|
||||
html: renderTags(topic, { mode: "list" }),
|
||||
});
|
||||
extras.push(h("div.list-tags", tagsHtml));
|
||||
}
|
||||
if (topic_featured_link_enabled) {
|
||||
extras.push(new RawHtml({ html: renderTopicFeaturedLink(topic) }));
|
||||
}
|
||||
category.push(h("div.topic-header-extra", extras));
|
||||
}
|
||||
|
||||
if (category.length > 0) {
|
||||
elems.push(h("div.topic-category", category));
|
||||
}
|
||||
|
||||
if (this.state.excerpt) {
|
||||
elems.push(
|
||||
new RawHtml({
|
||||
html: `<div class='post-excerpt'>${this.state.excerpt}</div>`,
|
||||
})
|
||||
);
|
||||
}
|
||||
|
||||
result.push(h("div.title", elems));
|
||||
}
|
||||
|
||||
result.push(this.attach("timeline-controls", attrs));
|
||||
|
||||
let displayTimeLineScrollArea = true;
|
||||
if (!attrs.mobileView) {
|
||||
const streamLength = attrs.topic.get("postStream.stream.length");
|
||||
|
||||
if (streamLength === 1) {
|
||||
const postsWrapper = document.querySelector(".posts-wrapper");
|
||||
if (postsWrapper && postsWrapper.offsetHeight < 1000) {
|
||||
displayTimeLineScrollArea = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (displayTimeLineScrollArea) {
|
||||
const bottomAge = relativeAge(
|
||||
new Date(topic.last_posted_at || topic.created_at),
|
||||
{
|
||||
addAgo: true,
|
||||
defaultFormat: timelineDate,
|
||||
}
|
||||
);
|
||||
const scroller = [
|
||||
h(
|
||||
"div.timeline-date-wrapper",
|
||||
this.attach("link", {
|
||||
className: "start-date",
|
||||
rawLabel: timelineDate(createdAt),
|
||||
action: "jumpTop",
|
||||
})
|
||||
),
|
||||
this.attach("timeline-scrollarea", attrs),
|
||||
h(
|
||||
"div.timeline-date-wrapper",
|
||||
this.attach("link", {
|
||||
className: "now-date",
|
||||
rawLabel: bottomAge,
|
||||
action: "jumpBottom",
|
||||
})
|
||||
),
|
||||
];
|
||||
|
||||
result.push(h("div.timeline-scrollarea-wrapper", scroller));
|
||||
result.push(this.attach("timeline-footer-controls", attrs));
|
||||
}
|
||||
|
||||
return result;
|
||||
},
|
||||
|
||||
didRenderWidget() {
|
||||
if (!this.currentUser || !this.siteSettings.enable_user_tips) {
|
||||
return;
|
||||
}
|
||||
|
||||
this.currentUser.showUserTip({
|
||||
id: "topic_timeline",
|
||||
|
||||
titleText: I18n.t("user_tips.topic_timeline.title"),
|
||||
contentText: I18n.t("user_tips.topic_timeline.content"),
|
||||
|
||||
reference: document.querySelector("div.timeline-scrollarea-wrapper"),
|
||||
appendTo: document.querySelector("div.topic-timeline"),
|
||||
|
||||
placement: "left",
|
||||
});
|
||||
},
|
||||
|
||||
destroy() {
|
||||
hideUserTip("topic_timeline");
|
||||
},
|
||||
|
||||
willRerenderWidget() {
|
||||
hideUserTip("topic_timeline");
|
||||
},
|
||||
});
|
||||
Loading…
Reference in New Issue