Allow videos in posts, simplify post image view

CHDataManagement/Page Elements/ContentElements/PostVideo.swift

@@ -0,0 +1,14 @@
+
+struct PostVideo: HtmlProducer {
+
+    let videos: [FileResource]
+
+    func populate(_ result: inout String) {
+        result += "<video autoplay loop muted>"
+        result += "Video not supported."
+        for video in videos {
+            result += "<source src='\(video.absoluteUrl)' type='\(video.type.htmlType!)'>"
+        }
+        result += "</video>"
+    }
+}

CHDataManagement/Page Elements/FeedEntry.swift

@@ -14,7 +14,14 @@ struct FeedEntry {
 
     var content: String {
         var result = "<article><div class='card\(cardLinkClassText)'>"
-        ImageGallery(id: data.entryId, images: data.images).populate(&result)
+        switch data.media {
+        case .images(let images):
+            ImageGallery(id: data.entryId, images: images).populate(&result)
+        case .video(let videos):
+            PostVideo(videos: videos).populate(&result)
+        case .none:
+            break
+        }
 
         if let url = data.link?.url {
             result += "<div class='card-content' onclick=\"window.location.href='\(url)'\">"

CHDataManagement/Page Elements/FeedEntryData.swift

@@ -13,16 +13,16 @@ struct FeedEntryData {
 
     let text: [String]
 
-    let images: [ImageSet]
+    let media: Media?
 
-    init(entryId: String, title: String?, textAboveTitle: String, link: Link?, tags: [Tag], text: [String], images: [ImageSet]) {
+    init(entryId: String, title: String?, textAboveTitle: String, link: Link?, tags: [Tag], text: [String], media: Media?) {
         self.entryId = entryId
         self.title = title
         self.textAboveTitle = textAboveTitle
         self.link = link
         self.tags = tags
         self.text = text
-        self.images = images
+        self.media = media
     }
 
     struct Link {
@@ -40,4 +40,16 @@ struct FeedEntryData {
         let url: String
 
     }
+
+    enum Media {
+        case images([ImageSet])
+        case video([FileResource])
+    }
+
+    var requiresSwiper: Bool {
+        if case .images(let images) = media, images.count > 1 {
+            return true
+        }
+        return false
+    }
 }