use real dates from prismic

app/templating/DateHelper.scala

@@ -46,6 +46,9 @@ trait DateHelper { self: I18nHelper =>
   def showDate(date: DateTime)(implicit ctx: Context): String =
     dateFormatter(ctx) print date
 
+  def semanticDate(date: DateTime)(implicit ctx: Context): String =
+    s"""<time datetime="${isoFormatter print date}">${showDate(date)}</time>"""
+
   def showPeriod(period: Period)(implicit ctx: Context): String =
     periodFormatter(ctx) print period.normalizedStandard(periodType)
 

app/views/blog/meta.scala.html

@@ -1,7 +1,7 @@
 @(doc: io.prismic.Document)(implicit ctx: Context, prismic: lila.blog.BlogApi.Context)
 <div class="meta">
-  @doc.getText("blog.date").map { date =>
-  <span data-icon="p"> @date</span>
+  @doc.getDate("blog.date").map { date =>
+  <span data-icon="p"> @semanticDate(date.value)</span>
   }
   @doc.getText("blog.author").map { author =>
   <span data-icon="r"> @author</span>

app/views/lobby/home.scala.html

@@ -181,7 +181,7 @@ openGraph = Map(
           <img src="@post.image" />
         </a>
         <div class="text">
-          <span class="date">@post.date</span>
+          @semanticDate(post.date)
           <a class="title revert-underline" href="@url">@post.title</a>
           <p class="shortlede">@post.shortlede</p>
         </div>

modules/blog/src/main/BlogApi.scala

@@ -6,7 +6,9 @@ import play.api.mvc.RequestHeader
 final class BlogApi(prismicUrl: String, collection: String) {
 
   def recent(api: Api, ref: Option[String], nb: Int) =
-    api.forms(collection).ref(ref | api.master.ref).pageSize(nb).page(1).submit()
+    api.forms(collection).ref(ref | api.master.ref)
+      .orderings(s"[my.$collection.date desc]")
+      .pageSize(nb).page(1).submit()
 
   def one(api: Api, ref: Option[String], id: String) =
     api.forms(collection)

modules/blog/src/main/Env.scala

@@ -20,7 +20,7 @@ final class Env(
     prismicUrl = PrismicApiUrl,
     collection = PrismicCollection)
 
-  lazy val lastPostCache = new LastPostCache(api, LastPostCacheTtl)
+  lazy val lastPostCache = new LastPostCache(api, LastPostCacheTtl, PrismicCollection)
 
   private implicit lazy val notifier = new Notifier(
     blogApi = api,

modules/blog/src/main/LastPostCache.scala

@@ -2,11 +2,11 @@ package lila.blog
 
 import scala.concurrent.duration._
 
-final class LastPostCache(api: BlogApi, ttl: Duration) {
+final class LastPostCache(api: BlogApi, ttl: Duration, collection: String) {
 
   private val cache = lila.memo.MixedCache.single[List[MiniPost]](
     api.prismicApi flatMap { prismic =>
-      api.recent(prismic, none, 3) map (_.results flatMap MiniPost.fromDocument)
+      api.recent(prismic, none, 3) map (_.results flatMap MiniPost.fromDocument(collection))
     },
     timeToLive = ttl,
     default = Nil,

modules/blog/src/main/MiniPost.scala

@@ -1,19 +1,21 @@
 package lila.blog
 
+import org.joda.time.DateTime
+
 case class MiniPost(
   id: String,
   slug: String,
   title: String,
   shortlede: String,
-  date: String,
+  date: DateTime,
   image: String)
 
 object MiniPost {
 
-  def fromDocument(doc: io.prismic.Document): Option[MiniPost] = for {
-    title <- doc getText "blog.title"
-    shortlede <- doc getText "blog.shortlede"
-    date <- doc getText "blog.date"
-    image <- doc.getImage("blog.image", "column").map(_.url)
+  def fromDocument(coll: String)(doc: io.prismic.Document): Option[MiniPost] = for {
+    title <- doc getText s"$coll.title"
+    shortlede = ~(doc getText s"$coll.shortlede")
+    date <- doc getDate s"$coll.date" map (_.value)
+    image = ~doc.getImage(s"$coll.image", "column").map(_.url)
   } yield MiniPost(doc.id, doc.slug, title, shortlede, date, image)
 }

public/stylesheets/common.css

@@ -2027,7 +2027,7 @@ div.blog.undertable div.post .title {
   font-weight: bold;
   line-height: 2;
 }
-div.blog.undertable div.post .date {
+div.blog.undertable div.post time {
   float: right;
   font-weight: 100;
   line-height: 2;