Merge pull request #7 from Powersource/render-gatherings

Render gatherings

.gitignore

@@ -0,0 +1,2 @@
+node_modules/
+package-lock.json

index.js

@@ -137,6 +137,7 @@ exports.init = function (sbot, config) {
             paramap(addFollowAbout, 8),
             paramap(addVoteMessage, 8),
             paramap(addGitLinks, 8),
+            paramap(addGatheringAbout, 8),
             render(),
             toPull(res, function (err) {
               if (err) console.error('[viewer]', err)
@@ -242,6 +243,7 @@ exports.init = function (sbot, config) {
 	  paramap(addFollowAbout, 8),
 	  paramap(addVoteMessage, 8),
 	  paramap(addGitLinks, 8),
+    paramap(addGatheringAbout, 8),
 	  pull(renderThread(feedOpts), wrapPage(name)),
 	  toPull(res, function (err) {
 	    if (err) console.error('[viewer]', err)
@@ -268,7 +270,8 @@ exports.init = function (sbot, config) {
 	  pull.values(logs),
 	  paramap(addAuthorAbout, 8),
           paramap(addBlog, 8),
-	  paramap(addVoteMessage, 8),
+    paramap(addVoteMessage, 8),
+    paramap(addGatheringAbout, 8),
 	  pull(renderThread(defaultOpts, '', renderShowAll(showAll, req.url)),
 	       wrapPage('#' + channelId)),
 	  toPull(res, function (err) {
@@ -324,6 +327,7 @@ exports.init = function (sbot, config) {
         pull.values(sort(links)),
         paramap(addAuthorAbout, 8),
         paramap(addBlog, 8),
+        paramap(addGatheringAbout, 8),
         format,
         toPull(res, function (err) {
           if (err) console.error('[viewer]', err)
@@ -392,6 +396,40 @@ exports.init = function (sbot, config) {
     })
   }
 
+  function addGatheringAbout(msg, cb) {
+    if (msg.value && msg.value.content.type === 'gathering') {
+      getAbout(msg.key, (err, about) => {
+        if (err) { cb(err) }
+
+        msg.value.content.about = about
+
+        pull(
+          sbot.backlinks.read({
+            query: [{ $filter: {
+              dest: msg.key,
+              value: { content: { type: 'about' }},
+            }}],
+            index: 'DTA'
+          }),
+          // Only grab messages about attendance
+          pull.filter(o => o.value.content.attendee !== undefined),
+          // Filter "can't attend"-messages
+          pull.filter(o => !o.value.content.attendee.remove),
+          pull.unique(o => o.value.content.attendee.link),
+          pull.collect((err, arr) => {
+            if (err) { cb(err) }
+
+            msg.value.content.numberAttending = arr.length
+
+            cb(null, msg)
+          })
+        )
+      })
+    } else {
+      cb(null, msg)
+    }
+  }
+
   function addGitLinks(msg, cb) {
     if (msg.value.content.type == 'git-update')
       getMsg(msg.value.content.repo, function (err, gitRepo) {

lib/about.js

@@ -29,6 +29,8 @@ module.exports = function (sbot, id, cb) {
       if (typeof c.name == 'string') feedAbout.name = c.name.replace(/^@?/, '@')
       if (c.image) feedAbout.image = linkDest(c.image)
       if (c.description) feedAbout.description = c.description
+      if (c.title) feedAbout.title = c.title
+      if (c.startDateTime) feedAbout.startDateTime = c.startDateTime
       if (c.publicWebHosting != null && author === c.about) feedAbout.publicWebHosting = defalsify(c.publicWebHosting)
     }, function (err) {
       if (err) return cb(err)

render.js

@@ -296,6 +296,9 @@ var styles = `
       background-color: #748ffc;
       border-bottom: 3px solid #4c6ef5;
     }
+    .attending {
+      text-align: center;
+    }
   </style>
 `;
 
@@ -523,9 +526,28 @@ function render(opts, id, c) {
 
     return [channel, h('h2', c.title), s];
   }
+  else if (c.type === 'gathering') {
+    return h('div', renderGathering(opts, id, c))
+  }
   else return renderDefault(c);
 }
 
+function renderGathering(opts, id, c) {
+  const title = h('h2', c.about.title)
+  const time = h('h3', new Date(c.about.startDateTime.epoch).toUTCString())
+  const image = h('p', h('img', { src: opts.img_base + c.about.image }))
+  const attending = h('h3.attending', c.numberAttending + ' attending')
+  const desc = h('div')
+  desc.innerHTML = marked(c.about.description, opts.marked)
+  return h('section',
+    [title,
+    time,
+    image,
+    attending,
+    desc]
+  )
+}
+
 function renderPost(opts, id, c) {
   opts.mentions = {};
   if (Array.isArray(c.mentions)) {