From 8b1fca4662d823931055af2f7c302fe09c7fe2c2 Mon Sep 17 00:00:00 2001
From: r888888888 <r888888888@gmail.com>
Date: Fri, 10 Nov 2017 16:21:01 -0800
Subject: [PATCH] add most viewed posts page

---
 app/controllers/explore/posts_controller.rb   |  6 +++
 app/logical/post_sets/most_viewed.rb          | 17 ++++++
 app/logical/post_view_count_service.rb        |  7 ++-
 .../post_set_presenters/most_viewed.rb        | 54 +++++++++++++++++++
 app/views/explore/posts/viewed.html.erb       | 21 ++++++++
 app/views/static/site_map.html.erb            |  2 +
 config/routes.rb                              |  1 +
 test/unit/post_view_count_service_test.rb     |  2 +
 8 files changed, 109 insertions(+), 1 deletion(-)
 create mode 100644 app/logical/post_sets/most_viewed.rb
 create mode 100644 app/presenters/post_set_presenters/most_viewed.rb
 create mode 100644 app/views/explore/posts/viewed.html.erb
 create mode 100644 test/unit/post_view_count_service_test.rb

diff --git a/app/controllers/explore/posts_controller.rb b/app/controllers/explore/posts_controller.rb
index e274fac03..eadbb4533 100644
--- a/app/controllers/explore/posts_controller.rb
+++ b/app/controllers/explore/posts_controller.rb
@@ -8,6 +8,12 @@ module Explore
       respond_with(@posts)
     end
 
+    def viewed
+      @post_set = PostSets::MostViewed.new(params[:date])
+      @posts = @post_set.posts
+      respond_with(@posts)
+    end
+
     def searches
       @date = params[:date] ? Date.parse(params[:date]) : Date.today
       @search_service = PopularSearchService.new(@date)
diff --git a/app/logical/post_sets/most_viewed.rb b/app/logical/post_sets/most_viewed.rb
new file mode 100644
index 000000000..c63811f90
--- /dev/null
+++ b/app/logical/post_sets/most_viewed.rb
@@ -0,0 +1,17 @@
+module PostSets
+  class MostViewed < PostSets::Base
+    attr_reader :date
+
+    def initialize(date)
+      @date = date.blank? ? Time.zone.now : Time.zone.parse(date)
+    end
+
+    def posts
+      @posts ||= PostViewCountService.new.popular_posts(date)
+    end
+
+    def presenter
+      ::PostSetPresenters::MostViewed.new(self)
+    end
+  end
+end
diff --git a/app/logical/post_view_count_service.rb b/app/logical/post_view_count_service.rb
index 7f5902202..14a173bd8 100644
--- a/app/logical/post_view_count_service.rb
+++ b/app/logical/post_view_count_service.rb
@@ -4,7 +4,7 @@ class PostViewCountService
   end
 
   def initialize
-    if !MissedSearchService.enabled?
+    if !PostViewCountService.enabled?
       raise NotImplementedError.new("the Reportbooru service isn't configured. Missed searches are not available.")
     end
   end
@@ -30,4 +30,9 @@ class PostViewCountService
   rescue JSON::ParserError
     nil
   end
+
+  def popular_posts(date = Date.today)
+    ranking = fetch_rank(date)
+    ranking.map {|x| Post.find(x[0])}
+  end
 end
diff --git a/app/presenters/post_set_presenters/most_viewed.rb b/app/presenters/post_set_presenters/most_viewed.rb
new file mode 100644
index 000000000..ac83f7b37
--- /dev/null
+++ b/app/presenters/post_set_presenters/most_viewed.rb
@@ -0,0 +1,54 @@
+module PostSetPresenters
+  class MostViewed < Base
+    attr_accessor :post_set, :tag_set_presenter
+    delegate :posts, :date, :to => :post_set
+
+    def initialize(post_set)
+      @post_set = post_set
+    end
+
+    def prev_day
+      date - 1.day
+    end
+
+    def next_day
+      date + 1.day
+    end
+
+    def nav_links_for_scale(template)
+      html = []
+      html << '<span class="period">'
+      html << template.link_to(
+        "< Back".html_safe,
+        template.viewed_explore_posts_path(
+          :date => prev_day
+        ),
+        :rel => "prev"
+      )
+      html << template.link_to(
+        date.to_s,
+        template.viewed_explore_posts_path(
+          :date => date
+        ),
+        :class => "desc"
+      )
+      html << template.link_to(
+        "Next >".html_safe,
+        template.viewed_explore_posts_path(
+          :date => next_day
+        ),
+        :rel => "next"
+      )
+      html << '</span>'
+      html.join("\n").html_safe
+    end
+
+    def nav_links(template)
+      html =  []
+      html << '<p id="popular-nav-links">'
+      html << nav_links_for_scale(template)
+      html << '</p>'
+      html.join("\n").html_safe
+    end
+  end
+end
diff --git a/app/views/explore/posts/viewed.html.erb b/app/views/explore/posts/viewed.html.erb
new file mode 100644
index 000000000..b2d412b3f
--- /dev/null
+++ b/app/views/explore/posts/viewed.html.erb
@@ -0,0 +1,21 @@
+<div id="c-explore-posts">
+  <div id="a-popular">
+    <h1>Most Viewed: <%= @post_set.presenter.date %></h1>
+
+    <%= @post_set.presenter.nav_links(self) %>
+
+    <%= render "posts/partials/common/inline_blacklist" %>
+
+    <%= @post_set.presenter.post_previews_html(self) %>
+  </div>
+</div>
+
+<%= render "posts/partials/common/secondary_links" %>
+
+<% content_for(:page_title) do %>
+  Most Viewed - <%= Danbooru.config.app_name %>
+<% end %>
+
+<% content_for(:html_header) do %>
+  <meta name="description" content="The most viewed posts per day">
+<% end %>
diff --git a/app/views/static/site_map.html.erb b/app/views/static/site_map.html.erb
index b2706ff63..58a377154 100644
--- a/app/views/static/site_map.html.erb
+++ b/app/views/static/site_map.html.erb
@@ -12,6 +12,8 @@
         <li><%= link_to("Appeals", post_appeals_path) %></li>
         <li><%= link_to("Flags", post_flags_path) %></li>
         <li><%= link_to("Replacements", post_replacements_path) %></li>
+        <li><%= link_to("Popular", popular_explore_posts_path) %></li>
+        <li><%= link_to("Most Viewed", viewed_explore_posts_path) %></li>
         <% if CurrentUser.can_approve_posts? %>
           <li><%= link_to("Moderate", moderator_post_queue_path) %></li>
         <% end %>
diff --git a/config/routes.rb b/config/routes.rb
index 318d8a57c..de7143f76 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -51,6 +51,7 @@ Rails.application.routes.draw do
     resources :posts do
       collection do
         get :popular
+        get :viewed
         get :searches
         get :missed_searches
         get :intro
diff --git a/test/unit/post_view_count_service_test.rb b/test/unit/post_view_count_service_test.rb
new file mode 100644
index 000000000..c33d6ebce
--- /dev/null
+++ b/test/unit/post_view_count_service_test.rb
@@ -0,0 +1,2 @@
+class PostViewCountServiceTest < ActiveSupport::TestCase
+end