From a35c9671cdc55bfdd3babb4b64677342a5adc3de Mon Sep 17 00:00:00 2001
From: Tomas Gavenciak <gavento@ucw.cz>
Date: Sun, 26 Jul 2015 15:21:44 +0200
Subject: [PATCH] DB views pro body za vsechny rocniky, prepis views na
 citelnejsi

---
 .../migrations/0028_add_body_celkem_views.py  | 75 +++++++++++++++++++
 seminar/models.py                             | 26 ++++---
 2 files changed, 89 insertions(+), 12 deletions(-)
 create mode 100644 seminar/migrations/0028_add_body_celkem_views.py

diff --git a/seminar/migrations/0028_add_body_celkem_views.py b/seminar/migrations/0028_add_body_celkem_views.py
new file mode 100644
index 00000000..0f6799f0
--- /dev/null
+++ b/seminar/migrations/0028_add_body_celkem_views.py
@@ -0,0 +1,75 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+import django_countries.fields
+import seminar.models
+import django.utils.timezone
+from django.conf import settings
+
+CREATE_VIEWS="""
+drop view seminar_body_k_cislu;
+drop view seminar_body_za_cislo;
+
+create view seminar_body_za_cislo as
+  select
+    seminar_reseni.cislo_body_id || '-' || seminar_reseni.resitel_id as id,
+    seminar_reseni.cislo_body_id as cislo_id,
+    seminar_reseni.resitel_id as resitel_id,
+    seminar_cisla.cislo as cislo,
+    seminar_cisla.rocnik_id as rocnik_id,
+    seminar_rocniky.rocnik as rocnik,
+    seminar_cisla.verejna_vysledkovka as verejna_vysledkovka,
+    sum(seminar_reseni.body) as body
+  from
+    seminar_reseni
+    inner join seminar_cisla on seminar_reseni.cislo_body_id = seminar_cisla.id
+    inner join seminar_rocniky on seminar_cisla.rocnik_id = seminar_rocniky.id
+  group by seminar_reseni.cislo_body_id, seminar_reseni.resitel_id, seminar_cisla.cislo,
+    seminar_cisla.rocnik_id, seminar_rocniky.rocnik, seminar_cisla.verejna_vysledkovka
+  order by body desc;
+
+create view seminar_body_k_cislu_rocnik as
+  select
+    akt_body.id as id,
+    akt_body.cislo_id as cislo_id,
+    akt_body.resitel_id as resitel_id,
+    akt_body.body as body,
+    sum(min_body.body) as body_celkem
+  from
+    seminar_body_za_cislo as akt_body
+    inner join seminar_body_za_cislo as min_body on
+      (akt_body.resitel_id = min_body.resitel_id and
+        (akt_body.rocnik = min_body.rocnik and akt_body.cislo >= min_body.cislo)
+      )
+  group by akt_body.id, akt_body.cislo_id, akt_body.resitel_id, akt_body.body
+  order by body_celkem desc;
+
+create view seminar_body_k_cislu_odjakziva as
+  select
+    akt_body.id as id,
+    akt_body.cislo_id as cislo_id,
+    akt_body.resitel_id as resitel_id,
+    akt_body.body as body,
+    sum(min_body.body) as body_celkem
+  from
+    seminar_body_za_cislo as akt_body
+    inner join seminar_body_za_cislo as min_body on
+      (akt_body.resitel_id = min_body.resitel_id and
+        ((akt_body.rocnik = min_body.rocnik and akt_body.cislo >= min_body.cislo) or
+         (akt_body.rocnik < min_body.rocnik)
+        )
+      )
+  group by akt_body.id, akt_body.cislo_id, akt_body.resitel_id, akt_body.body
+  order by body_celkem desc;
+
+"""
+
+class Migration(migrations.Migration):
+
+    dependencies = [("seminar", "0027_export_flag_a_typ_akce")]
+
+    operations = [
+        migrations.RunSQL(sql=CREATE_VIEWS)
+        ]
+
diff --git a/seminar/models.py b/seminar/models.py
index c93ac71d..8e941bf5 100644
--- a/seminar/models.py
+++ b/seminar/models.py
@@ -650,9 +650,9 @@ class VysledkyBase(SeminarModelBase):
 
     def __str__(self):
         return force_unicode(u"%s: %sb (%s)" % (self.resitel.plne_jmeno(), self.body, str(self.cislo)))
-        # NOTE: DB HOG (ale nepouzivany)
+        # NOTE: DB zatez pri vypisu (ale nepouzivany)
+
 
-@python_2_unicode_compatible
 class VysledkyZaCislo(VysledkyBase):
 
     class Meta:
@@ -660,25 +660,27 @@ class VysledkyZaCislo(VysledkyBase):
         abstract = False
         managed = False
 
-    def __str__(self):
-        # NOTE: DB HOG (ale nepouzivany)
-        return force_unicode(u"%s: %sb (za %s)" % (self.resitel.plne_jmeno(), self.body, str(self.cislo)))
-
 
-@python_2_unicode_compatible
 class VysledkyKCislu(VysledkyBase):
 
     class Meta:
-        db_table = 'seminar_body_k_cislu'
+        db_table = 'seminar_body_k_cislu_rocnik'
         abstract = False
         managed = False
 
     body_celkem = models.DecimalField(max_digits=8, decimal_places=1, db_column='body_celkem',
-            verbose_name=u'body celkem do čísla')
+            verbose_name=u'body celkem do čísla (za ročník)')
 
-    def __str__(self):
-        # NOTE: DB HOG (ale nepouzivany)
-        return force_unicode(u"%s: %sb / %sb (do %s)" % (self.resitel.plne_jmeno(), self.body, self.body_celkem, str(self.cislo)))
+
+class VysledkyKCisluOdjakziva(VysledkyBase):
+
+    class Meta:
+        db_table = 'seminar_body_k_cislu_odjakziva'
+        abstract = False
+        managed = False
+
+    body_celkem = models.DecimalField(max_digits=8, decimal_places=1, db_column='body_celkem',
+            verbose_name=u'body celkem do čísla (i minulé ročníky)')
 
 
 @reversion.register(ignore_duplicate_revisions=True)