week & day stat

kfet/statistic.py

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+# -*- coding: utf-8 -*-
+from django.utils import timezone
+
+french_days = {
+        1: "lundi",
+        2: "mardi",
+        3: "mercredi",
+        4: "jeudi",
+        5: "vendredi",
+        6: "samedi",
+        7: "dimanche",
+    }
+
+french_months = {
+        1: "janvier",
+        2: "février",
+        3: "mars",
+        4: "avril",
+        5: "mai",
+        6: "juin",
+        7: "juillet",
+        8: "août",
+        9: "septembre",
+        10: "octobre",
+        11: "novembre",
+        12: "décembre",
+    }
+
+
+def dayname(date):
+    return french_days[date.isoweekday()]
+
+
+def weekname(date):
+    (_, a, _) = date.isocalendar()
+    week_num = a
+    return "semaine %d" % week_num
+
+
+def monthname(date):
+    return french_months[date.month]
+
+
+# Pareil mais pour une liste de dates
+# dans un dico ordonné
+def daynames(dates):
+    names = {}
+    for i in dates:
+        names[i] = dayname(dates[i])
+    return names
+
+
+# Pareil mais pour une liste de dates
+# dans un dico ordonné
+def weeksnames(dates):
+    names = {}
+    for i in dates:
+        names[i] = weekname(dates[i])
+    return names
+
+
+# Pareil mais pour une liste de dates
+# dans un dico ordonné
+def monthnames(dates):
+    names = {}
+    for i in dates:
+        names[i] = monthname(dates[i])
+    return names
+
+
+# rend les dates des nb derniers jours
+# dans l'ordre chronologique
+# aujourd'hui compris
+# nb = 1 : rend hier
+def lastdays(nb):
+    morning = this_morning()
+    days = {}
+    for i in range(1, nb+1):
+        days[i] = morning - timezone.timedelta(days=nb - i + 1)
+    return days
+
+
+def lastweeks(nb):
+    monday_morning = this_monday_morning()
+    mondays = {}
+    for i in range(1, nb+1):
+        mondays[i] = monday_morning \
+                    - timezone.timedelta(days=7*(nb - i + 1))
+    return mondays
+
+
+# def lastmonths(nb):
+#     first_month_day = this_first_month_day()
+#     fisrt_days = {}
+#     for i in range(1, nb+1):
+#         days[i] = 
+
+
+def this_first_month_day():
+    now = timezone.now()
+    first_day = timezone.datetime(year=now.year,
+                                  month=now.month,
+                                  day=1)
+    return first_day
+
+
+def this_monday_morning():
+    now = timezone.now()
+    monday = now - timezone.timedelta(days=now.isoweekday()-1)
+    monday_morning = timezone.datetime(year=monday.year,
+                                       month=monday.month,
+                                       day=monday.day)
+    return monday_morning
+
+
+def this_morning():
+    now = timezone.now()
+    morning = timezone.datetime(year=now.year,
+                                month=now.month,
+                                day=now.day)
+    return morning
+
+
+# Étant donné un queryset d'operations
+# rend la somme des article_nb
+def tot_ventes(queryset):
+    res = 0
+    for op in queryset:
+        res += op.article_nb
+    return res