From fc2b648989cd5afaff3c563dea739e90c19be331 Mon Sep 17 00:00:00 2001
From: René 'Necoro' Neumann <necoro@necoro.net>
Date: Tue, 4 May 2010 16:07:19 +0200
Subject: First working 'Show'

---
 controller.py | 38 ++++++++++++++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

(limited to 'controller.py')

diff --git a/controller.py b/controller.py
index 69eaf76..0957692 100644
--- a/controller.py
+++ b/controller.py
@@ -1,13 +1,47 @@
 from __future__ import with_statement
 
 import web
+
+from model import *
 from helper import appdir
 from renderer import render
 
+import datetime
+from sqlalchemy import sql
+
 class Show:
     def GET(self, year = '', month = ''):
-        if year: return "Show %s/%s" % (year, month)
-        else: return "Show current"
+        if year:
+            return self.render([self.calc(year, month)])
+        else:
+            d = datetime.date.today()
+            
+            first = self.calc(d.year, d.month)
+            if d.month == 1:
+                second = self.calc(d.year - 1, 12)
+            else:
+                second = self.calc(d.year, d.month - 1)
+
+            return self.render([first, second])
+
+    def calc(self, year, month):
+
+        ssum = sql.functions.sum(SingleExpense.expense)
+        csum = sql.functions.sum(ConstExpense.expense)
+
+        query = SingleExpense.of_month(month, year).\
+                group_by(SingleExpense.category_id).\
+                values(SingleExpense.category_id, ssum)
+
+        exps = [CatExpense(Category.query.get(c), s) for c,s in query]
+
+        consts = ConstExpense.of_month(month, year).value(csum)
+        if consts is None: consts = 0
+
+        return MonthExpense(datetime.date(int(year), int(month), 1), consts, exps)
+
+    def render(self, exps):
+        return render("show", exps = exps)
 
 class Add:
     def GET(self):
-- 
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