Split out dates module

1 files changed, 4 insertions, 22 deletions

diff --git a/activity.lua b/activity.lua
index 1d1ef8e..cece167 100644
--- a/activity.lua
+++ b/activity.lua
@@ -1,27 +1,9 @@
+local dates = require "activity.dates"
 local activity = {}
 
 
-function activity.days_in (year)
-	if year % 4 ~= 0 or year % 100 == 0 and year % 400 ~= 0 then
-		return 365
-	end
-	return 366
-end
-
-
-function activity.this_year ()
-	return os.date"%Y"
-end
-
-
-function activity.first_week_day (year)
-	year = year or activity.this_year()
-	return os.date("*t", os.time{year=year, month=1, day=1}).wday
-end
-
-
 function activity.generate_table (year)
-	year = year or activity.this_year()
+	year = year or dates.this_year()
 
 	local function spot ()
 		return [[<td>]]
@@ -52,8 +34,8 @@ function activity.generate_table (year)
 
 	local rows = ""
 	local weekdays = {"", "Mon", "", "Wed", "", "Fri", ""}
-	local start_from = activity.first_week_day(year)
-	local end_at = (start_from + activity.days_in(year) - 1) % 7
+	local start_from = dates.first_week_day(year)
+	local end_at = (start_from + dates.days_in(year) - 1) % 7
 	for index, weekday in pairs(weekdays) do
 		rows = rows .. row(weekday, index >= start_from, index <= end_at)
 	end