Transform jst into ZonedDateTimes

src/db.jl

@@ -1,6 +1,8 @@
 using SQLite
 using DataFrames
 using Dates
+using TimeZones
+using WeatherNews.Helpers
 
 """
     sql_fn(db)
@@ -143,9 +145,11 @@ function load_schedule_joined(db)
            JOIN      segment seg ON seg.id = s.segment_id
            LEFT JOIN caster  c   ON c.id   = s.caster_id
            LEFT JOIN mscale  m   ON m.jst  = s.jst
-     ORDER BY jst DESC
+     ORDER BY jst
     """
-    return DBInterface.execute(db, sql_select) |> DataFrame
+    s = DBInterface.execute(db, sql_select) |> DataFrame
+    s.jst = jst2zdt.(s.jst)
+    return s
 end
 
 #=
@@ -175,4 +179,19 @@ rs = @chain s begin
     sort(:median_views, rev=true)
 end
 
+# Summarize views by day
+tf = Day(1)
+rs = @chain s begin
+    dropmissing(:view_count)
+    @subset(:view_count .!= 0)
+    @subset(hour.(:jst) .!= 23)
+    @transform(:jst2 = floor.(:jst, tf))
+    @groupby(:jst2)
+    @combine begin
+        :views = sum(:view_count)
+    end
+    @subset(:views .> 100000)
+    @select(:jst = :jst2, :views)
+end
+
 =#