(function() {
  var StreamElement = function() {
    var self = this;

    this.subscribe("widget/ready", function(evt, element) {
      self.postGuid = element.attr("id");

      $.extend(self, {
        commentForm: self.instantiate("CommentForm", element.find("form.new_comment")),
        commentStream: self.instantiate("CommentStream", element.find(".comment_stream")),
        likes: self.instantiate("Likes", element.find(".likes.on_post .likes_container:first")),
        lightBox: self.instantiate("Lightbox", element),
        timeAgo: self.instantiate("TimeAgo", element.find(".timeago a abbr.timeago")),

        content: element.find(".content .collapsible"),
        blockUserLink: element.find(".block_user"),
        deletePostLink: element.find(".remove_post"),
        focusCommentLink: element.find("a.focus_comment_textarea"),
        hidePostLoader: element.find("img.hide_loader"),
        hidePostUndo: element.find("a.stream_element_hide_undo"),
        post: element,
        postScope: element.find("span.post_scope")
      });

      // twipsy tooltips
      $([
        self.blockUserLink,
        self.deletePostLink,
        self.postScope
      ]).map(function() { this.twipsy(); });

      // collapse long posts
      self.content.expander({
        slicePoint: 400,
        widow: 12,
        expandText: Diaspora.I18n.t("show_more"),
        userCollapse: false
      });

      self.globalSubscribe("likes/" + self.postGuid + "/updated", function() {
        self.likes = self.instantiate("Likes", self.post.find(".likes_container:first"));
      });

      self.deletePostLink.click(function(evt) {
        evt.preventDefault();

        $([
          self.deletePostLink,
          self.hidePostLoader
        ]).toggleClass("hidden");
      });

      self.focusCommentLink.click(function(evt) {
        evt.preventDefault();

        self.commentForm.commentInput.focus();
      });

      self.hidePostUndo.click(function(evt) {
        evt.preventDefault();

        self.hidePostLoader.toggleClass("hidden");
      });
    });
  };

  Diaspora.Widgets.StreamElement = StreamElement;
})();