From: hylom <hylom@users.sourceforge.jp>
Date: Wed, 21 Sep 2016 20:00:13 +0000 (+0900)
Subject: Controller::Story: show comments with nested style
X-Git-Tag: v0.1.0~298
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=6c9fe16f9021df45f11685b186a5d6ca6300bbff;p=newslash%2Fnewslash.git

Controller::Story: show comments with nested style
---

diff --git a/dev/newslash_web/css/main/comment.less b/dev/newslash_web/css/main/comment.less
index aa3a46b1..1064b085 100644
--- a/dev/newslash_web/css/main/comment.less
+++ b/dev/newslash_web/css/main/comment.less
@@ -6,12 +6,14 @@
     ol {
 	margin: 0;
 	padding: 0;
+    margin-left: 16px;
 	list-style-type: none;
     }
 }
 
 .comment-item {
     padding: 6px 12px;
+    margin-bottom: 6px;
     border: 1px solid @border-color-inactive;
     font-size: 94%;
 
diff --git a/dev/newslash_web/lib/Newslash/Web/Controller/Story.pm b/dev/newslash_web/lib/Newslash/Web/Controller/Story.pm
index 7f680fb6..71b70a0e 100644
--- a/dev/newslash_web/lib/Newslash/Web/Controller/Story.pm
+++ b/dev/newslash_web/lib/Newslash/Web/Controller/Story.pm
@@ -1,5 +1,6 @@
 package Newslash::Web::Controller::Story;
 use Mojo::Base 'Mojolicious::Controller';
+use Data::Dumper;
 
 sub story {
     my $c = shift;
@@ -8,18 +9,47 @@ sub story {
 
     my $user = {};
     if ($session->{token}) {
-      $user = $c->users->get(token => $session->{token});
+        $user = $c->users->get(token => $session->{token});
     }
     my $story = $c->stories->select(sid => $sid);
     my $discuss = $c->discussions->select(sid => $sid);
     my $d_id = $discuss->{id};
     my $comments = [];
     if ($d_id) {
-      $comments = $c->comments->select(discussion_id => $d_id);
+        $comments = $c->comments->select(discussion_id => $d_id);
     }
+    my $roots = $c->_build_comment_tree($comments);
+    #$c->app->log->debug(Dumper($roots));
+    $c->render(user => $user, sid => $sid, story => $story, comments => $comments, root_comments => $roots);
+}
+
+sub _build_comment_tree {
+    my ($c, $comments)  = @_;
+    my $root = [];
+    my $comment_of = {};
+
+    # prerequisite: $comments are sorted with ascendent order by cid
+    for my $comment (@$comments) {
+        my $pid = $comment->{pid};
+        my $cid = $comment->{cid};
+        $comment_of->{$cid} = $comment;
+        $comment->{children} = [];
 
-    $c->render(user => $user, sid => $sid, story => $story, comments => $comments);
+        if ($pid == 0) {
+            push @$root, $comment;
+            next;
+        }
+
+        my $parent = $comment_of->{$pid};
+        if ($parent) {
+            push @{$parent->{children}}, $comment;
+        } else {
+            $c->app->log->warn("(Controller::Story) invalid comment order. cid: $cid, pid: $pid");
+        }
+    }
+    return $root;
 }
 
+
 1;
 
diff --git a/dev/newslash_web/templates/story/story.html.tt2 b/dev/newslash_web/templates/story/story.html.tt2
index 076baff4..8726dcd1 100644
--- a/dev/newslash_web/templates/story/story.html.tt2
+++ b/dev/newslash_web/templates/story/story.html.tt2
@@ -1,5 +1,17 @@
 [% WRAPPER common/layout sidebar=1 %]
 
+[%- BLOCK subcomments -%]
+<li>
+  [%- INCLUDE common/comment comment=item -%]
+  <ol>
+    [%- FOREACH sub_item IN item.children -%]
+    [%- INCLUDE subcomments item=sub_item -%]
+    [%- END -%]
+  </ol>
+</li>
+[%- END -%]
+
+
 <div class="main-column">
   <div class="story main-contents">
     [%- INCLUDE common/article hide_more_link = 1 %]
@@ -7,9 +19,14 @@
 
   <div id="comments">
     <ol>
-      [%- FOREACH comment IN comments -%]
+      [%- FOREACH item IN root_comments -%]
       <li>
-	[% INCLUDE common/comment %]
+	    [%- INCLUDE common/comment comment=item -%]
+        <ol>
+          [%- FOREACH sub_item IN item.children -%]
+          [%- INCLUDE subcomments item=sub_item -%]
+          [%- END -%]
+        </ol>
       </li>
       [%- END -%]
     </ol>