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Cascading new story fetches on front-end to prevent stampede.

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Samuel Clay 2016-12-15 12:20:00 -08:00
parent 1facf2db1c
commit 9e78e499b2
1 changed files with 9 additions and 2 deletions
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11
media/js/newsblur/views/dashboard_river.js
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@ -143,8 +143,15 @@ NEWSBLUR.Views.DashboardRiver = Backbone.View.extend({
}
}
console.log(['Fetching dashboard story', story_hash]);
NEWSBLUR.assets.add_dashboard_story(story_hash);
var feed_id = story_hash.split(':')[0];
var feed = NEWSBLUR.assets.get_feed(feed_id);
var subs = feed.get('num_subscribers');
var delay = subs * 2; // 1,000 subs = 2 seconds
console.log(['Fetching dashboard story', story_hash, delay + 'ms delay']);
_.delay(function() {
NEWSBLUR.assets.add_dashboard_story(story_hash);
}, Math.random() * delay);
}