From b5da25d52c3938a4d1fa18960962384cbbbc8166 Mon Sep 17 00:00:00 2001
From: Tomasz Gieniusz <tomasz.gieniusz@gmail.com>
Date: Fri, 9 Aug 2013 15:18:31 +0200
Subject: [PATCH] [closes #16] days without commits are not ommited on date
 charts anymore

---
 lib/git_stats/core_extensions/hash.rb    | 15 +++++++++++++++
 lib/git_stats/git_data/repo.rb           | 10 +++++-----
 lib/git_stats/stats_view/charts/chart.rb |  3 ++-
 3 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/lib/git_stats/core_extensions/hash.rb b/lib/git_stats/core_extensions/hash.rb
index 13b8e2027..a5874a312 100644
--- a/lib/git_stats/core_extensions/hash.rb
+++ b/lib/git_stats/core_extensions/hash.rb
@@ -6,4 +6,19 @@ class Hash
     default = params[:default]
     inject(Array.new(min_size, default)) { |acc, (k, v)| acc[k] = v; acc }.map { |e| e || default }
   end
+
+  def fill_empty_days!(params = {:aggregated => false})
+    return self if self.empty?
+
+    days_with_data = self.keys.map(&:to_date).sort.uniq
+    prev = 0
+    days_with_data.first.upto(days_with_data.last) do |day|
+      if days_with_data.include? day
+        prev = self[day]
+      else
+        self[day] = params[:aggregated] ? prev : 0
+      end
+    end
+    self
+  end
 end
diff --git a/lib/git_stats/git_data/repo.rb b/lib/git_stats/git_data/repo.rb
index 6b61381c8..e81d479d0 100644
--- a/lib/git_stats/git_data/repo.rb
+++ b/lib/git_stats/git_data/repo.rb
@@ -50,17 +50,17 @@ module GitStats
 
       def files_count_by_date
         @files_count_each_day ||= Hash[commits.map { |commit|
-          [commit.date, commit.files_count]
-        }]
+          [commit.date.to_date, commit.files_count]
+        }].fill_empty_days!(aggregated: true)
       end
 
       def lines_count_by_date
         sum = 0
-        Hash[commits.map { |commit|
+        @lines_count_each_day ||= Hash[commits.map { |commit|
           sum += commit.short_stat.insertions
           sum -= commit.short_stat.deletions
-          [commit.date, sum]
-        }]
+          [commit.date.to_date, sum]
+        }].fill_empty_days!(aggregated: true)
       end
 
       def last_commit
diff --git a/lib/git_stats/stats_view/charts/chart.rb b/lib/git_stats/stats_view/charts/chart.rb
index 47fd6164e..8d0ed95b4 100644
--- a/lib/git_stats/stats_view/charts/chart.rb
+++ b/lib/git_stats/stats_view/charts/chart.rb
@@ -104,7 +104,7 @@ module GitStats
           series(
               name: params[:name],
               type: "spline",
-              data: params[:data].map { |date, value| [date.to_i * 1000, value] }
+              data: Hash[params[:data]].fill_empty_days!.map { |date, value| [date.to_datetime.to_i * 1000, value] }.sort_by { |d| d[0] }
           )
         end
 
@@ -113,6 +113,7 @@ module GitStats
           type "column"
           x_categories params[:data_x]
         end
+
       end
     end
   end