Add active date to calendar

public/styles/styles.css

@@ -59,3 +59,10 @@
 .CalendarView_day {
   padding: 2px;
 }
+
+.CalendarView_dayLink {
+}
+
+.CalendarView_dayLink_active {
+  background-color: #f00;
+}

server/render-hydrogen-to-string.js

@@ -9,7 +9,8 @@ const { parseHTML } = require('linkedom');
 
 const config = require('../config.json');
 
-async function renderToString(roomData, events, stateEventMap) {
+async function renderToString({ fromTimestamp, roomData, events, stateEventMap }) {
+  assert(fromTimestamp);
   assert(roomData);
   assert(events);
   assert(stateEventMap);
@@ -32,6 +33,7 @@ async function renderToString(roomData, events, stateEventMap) {
 
   // Define this for the SSR context
   dom.window.matrixPublicArchiveContext = {
+    fromTimestamp,
     roomData,
     events,
     stateEventMap,

server/routes/install-routes.js

@@ -117,7 +117,12 @@ function installRoutes(app) {
         fetchEventsForTimestamp(roomIdOrAlias, fromTimestamp),
       ]);
 
-      const hydrogenHtmlOutput = await renderHydrogenToString(roomData, events, stateEventMap);
+      const hydrogenHtmlOutput = await renderHydrogenToString({
+        fromTimestamp,
+        roomData,
+        events,
+        stateEventMap,
+      });
 
       const hydrogenStylesUrl = urlJoin(basePath, 'hydrogen-styles.css');
       const stylesUrl = urlJoin(basePath, 'styles.css');

shared/CalendarView.js

@@ -2,6 +2,14 @@
 
 const { TemplateView } = require('hydrogen-view-sdk');
 
+function sameDay(date1, date2) {
+  return (
+    date1.getFullYear() === date2.getFullYear() &&
+    date1.getMonth() === date2.getMonth() &&
+    date1.getDate() === date2.getDate()
+  );
+}
+
 // Month in JavaScript is 0-indexed (January is 0, February is 1, etc),
 // but by using 0 as the day it will give us the last day of the prior
 // month.
@@ -46,7 +54,7 @@ class CalendarView extends TemplateView {
           ['\u276E']
         ),
         t.map(
-          (vm) => vm.date,
+          (vm) => vm.calendarDate,
           (date, t) => {
             return t.h4({ className: { CalendarView_heading_text: true } }, [
               date.toLocaleString('default', { year: 'numeric', month: 'long' }),
@@ -62,8 +70,8 @@ class CalendarView extends TemplateView {
         ),
       ]),
       t.map(
-        (vm) => vm.date,
-        (date, t) => {
+        (vm) => vm.calendarDate,
+        (calendarDate, t) => {
           return t.ol(
             { className: { CalendarView_calendar: true } },
             [].concat(
@@ -71,10 +79,16 @@ class CalendarView extends TemplateView {
                 return t.li({ className: { CalendarView_dayName: true } }, [DAYS_OF_WEEK[dayKey]]);
               }),
               (() => {
+                const todayTs = Date.now();
+
                 let dayNodes = [];
-                for (let i = 0; i < numDaysInMonthForDate(date); i++) {
-                  const dayNumberDate = new Date(date);
+                for (let i = 0; i < numDaysInMonthForDate(calendarDate); i++) {
+                  const dayNumberDate = new Date(calendarDate);
                   dayNumberDate.setDate(i);
+                  const isDayInFuture = dayNumberDate.getTime() - todayTs > 0;
+
+                  // The current day displayed in the archive
+                  const isActive = sameDay(dayNumberDate, vm.activeDate);
 
                   // day number from 0 (monday) to 6 (sunday)
                   const dayNumber = dayNumberDate.getDay();
@@ -89,7 +103,19 @@ class CalendarView extends TemplateView {
                         className: { CalendarView_day: true },
                         style: i === 0 ? `grid-column-start: ${gridColumnStart};` : null,
                       },
-                      [t.a({ href: vm.linkForDate(dayNumberDate) }, [String(i + 1)])]
+                      [
+                        t.a(
+                          {
+                            className: {
+                              CalendarView_dayLink: true,
+                              CalendarView_dayLink_active: isActive,
+                            },
+                            // Disable navigation to future days
+                            href: isDayInFuture ? null : vm.linkForDate(dayNumberDate),
+                          },
+                          [String(i + 1)]
+                        ),
+                      ]
                     )
                   );
                 }

shared/RightPanelContentView.js

@@ -16,7 +16,7 @@ class RightPanelContentView extends TemplateView {
         t.div('test'),
         t.input({
           type: 'date',
-          value: vm.calendarViewModel.date.toISOString().split('T')[0],
+          value: vm.calendarViewModel.activeDate.toISOString().split('T')[0],
         }),
         t.view(new CalendarView(vm.calendarViewModel)),
       ]

shared/hydrogen-vm-render-script.js

@@ -6,6 +6,7 @@ const {
   MediaRepository,
   createNavigation,
   createRouter,
+  Segment,
 
   TilesCollection,
   FragmentIdComparer,
@@ -24,6 +25,8 @@ const urlJoin = require('url-join');
 const ArchiveView = require('matrix-public-archive-shared/ArchiveView');
 const RightPanelContentView = require('matrix-public-archive-shared/RightPanelContentView');
 
+const fromTimestamp = window.matrixPublicArchiveContext.fromTimestamp;
+assert(fromTimestamp);
 const roomData = window.matrixPublicArchiveContext.roomData;
 assert(roomData);
 const events = window.matrixPublicArchiveContext.events;
@@ -60,6 +63,7 @@ function makeEventEntryFromEventJson(eventJson, memberEvent) {
   return eventEntry;
 }
 
+// eslint-disable-next-line max-statements
 async function mountHydrogen() {
   const app = document.querySelector('#app');
 
@@ -88,21 +92,35 @@ async function mountHydrogen() {
     homeserver: config.matrixServerUrl,
   });
 
-  // const urlCreator = {
+  // const urlRouter = {
   //   urlUntilSegment: () => {
   //     return 'todo';
   //   },
-  //   urlForSegments: () => {
+  //   urlForSegments: (segments) => {
+  //     const isLightBox = segments.find((segment) => {
+  //       return segment.type === 'lightbox';
+  //       console.log('segment', segment);
+  //     });
+
+  //     if (isLightBox) {
+  //       return '#';
+  //     }
+
   //     return 'todo';
   //   },
   // };
 
   // const navigation = {
-  //   segment: () => {
-  //     return 'todo';
+  //   segment: (type, value) => {
+  //     return new Segment(type, value);
   //   },
   // };
 
+  const lightbox = navigation.observe('lightbox');
+  lightbox.subscribe((eventId) => {
+    this._updateLightbox(eventId);
+  });
+
   const room = {
     name: roomData.name,
     id: roomData.id,
@@ -194,12 +212,17 @@ async function mountHydrogen() {
   class CalendarViewModel extends ViewModel {
     constructor(options) {
       super(options);
-      const { date } = options;
-      this._date = date;
+      const { activeDate, calendarDate } = options;
+      this._activeDate = activeDate;
+      this._calendarDate = calendarDate;
     }
 
-    get date() {
-      return this._date;
+    get activeDate() {
+      return this._activeDate;
+    }
+
+    get calendarDate() {
+      return this._calendarDate;
     }
 
     linkForDate(date) {
@@ -211,27 +234,33 @@ async function mountHydrogen() {
     }
 
     prevMonth() {
-      const prevMonthDate = new Date(this._date);
+      const prevMonthDate = new Date(this._calendarDate);
       prevMonthDate.setMonth(this._date.getMonth() - 1);
-      this._date = prevMonthDate;
+      this._calendarDate = prevMonthDate;
       this.emitChange('date');
     }
 
     nextMonth() {
-      const nextMonthDate = new Date(this._date);
+      const nextMonthDate = new Date(this._calendarDate);
       nextMonthDate.setMonth(this._date.getMonth() + 1);
-      this._date = nextMonthDate;
+      this._calendarDate = nextMonthDate;
       this.emitChange('date');
     }
   }
 
+  const fromDate = new Date(fromTimestamp);
   const archiveViewModel = {
     roomViewModel,
     rightPanelModel: {
       activeViewModel: {
         type: 'custom',
         customView: RightPanelContentView,
-        calendarViewModel: new CalendarViewModel({ date: new Date() }),
+        calendarViewModel: new CalendarViewModel({
+          // The day being shown in the archive
+          activeDate: fromDate,
+          // The month displayed in the calendar
+          calendarDate: fromDate,
+        }),
       },
     },
   };