change the cronjobs timefield to separate model relations

docs/docs.org

@@ -46,6 +46,28 @@ These models contain all the days of the week the days in a month and
 all month in a year.
 
 #+BEGIN_SRC python :tangle ../inventory/models.py :padline 2
+class HoursInDay(models.Model):
+    name = models.IntegerField()
+
+    def __str__(self):
+        return str(self.name)
+
+    class Meta:
+        verbose_name_plural = "Hours"
+        ordering = ['name']
+
+
+class MinutesInHour(models.Model):
+    name = models.IntegerField()
+
+    def __str__(self):
+        return str(self.name)
+
+    class Meta:
+        verbose_name_plural = "Minutes"
+        ordering = ['name']
+
+
 class Weekday(models.Model):
     name = models.CharField(max_length=50)
     value = models.IntegerField()
@@ -303,7 +325,10 @@ class CronJob(models.Model):
     name = models.CharField(max_length=50)
     host = models.ForeignKey(Computer, on_delete=models.CASCADE)
     command = models.CharField(max_length=50)
-    time = models.TimeField(null=True, blank=True,)
+    minutes = models.ForeignKey(MinutesInHour, on_delete=models.CASCADE,
+                                null=True, blank=True,)
+    hours = models.ForeignKey(HoursInDay, on_delete=models.CASCADE,
+                                null=True, blank=True,)
     weekday = models.ForeignKey(Weekday, on_delete=models.CASCADE,
                                 null=True, blank=True,)
     day = models.ForeignKey(DayOfMonth, on_delete=models.CASCADE,
@@ -327,7 +352,8 @@ We have to import each model we want to use.
 
 #+BEGIN_SRC python :tangle ../inventory/admin.py
 from django.contrib import admin
-from inventory.models import (GeneralDevice, Weekday, DayOfMonth,
+from inventory.models import (GeneralDevice, HoursInDay,
+                              MinutesInHour, Weekday, DayOfMonth,
                               Month, RamType, Ram, DiskType, DiskSize,
                               Disk, Architecture, CpuManufacturer,
                               Cpu, OperatingSystem, Raid, Computer,
@@ -375,6 +401,8 @@ want to use something different than the default one.
 
 #+BEGIN_SRC python :tangle ../inventory/admin.py :padline 2
 admin.site.register(GeneralDevice)
+admin.site.register(HoursInDay)
+admin.site.register(MinutesInHour)
 admin.site.register(Weekday)
 admin.site.register(DayOfMonth)
 admin.site.register(Month)

inventory/admin.py

@@ -1,5 +1,6 @@
 from django.contrib import admin
-from inventory.models import (GeneralDevice, Weekday, DayOfMonth,
+from inventory.models import (GeneralDevice, HoursInDay,
+                              MinutesInHour, Weekday, DayOfMonth,
                               Month, RamType, Ram, DiskType, DiskSize,
                               Disk, Architecture, CpuManufacturer,
                               Cpu, OperatingSystem, Raid, Computer,
@@ -32,6 +33,8 @@ class ComputerAdmin(admin.ModelAdmin):
 
 
 admin.site.register(GeneralDevice)
+admin.site.register(HoursInDay)
+admin.site.register(MinutesInHour)
 admin.site.register(Weekday)
 admin.site.register(DayOfMonth)
 admin.site.register(Month)

inventory/models.py

@@ -17,6 +17,28 @@ class GeneralDevice(Device):
         return self.name
 
 
+class HoursInDay(models.Model):
+    name = models.IntegerField()
+
+    def __str__(self):
+        return str(self.name)
+
+    class Meta:
+        verbose_name_plural = "Hours"
+        ordering = ['name']
+
+
+class MinutesInHour(models.Model):
+    name = models.IntegerField()
+
+    def __str__(self):
+        return str(self.name)
+
+    class Meta:
+        verbose_name_plural = "Minutes"
+        ordering = ['name']
+
+
 class Weekday(models.Model):
     name = models.CharField(max_length=50)
     value = models.IntegerField()
@@ -218,7 +240,10 @@ class CronJob(models.Model):
     name = models.CharField(max_length=50)
     host = models.ForeignKey(Computer, on_delete=models.CASCADE)
     command = models.CharField(max_length=50)
-    time = models.TimeField(null=True, blank=True,)
+    minutes = models.ForeignKey(MinutesInHour, on_delete=models.CASCADE,
+                                null=True, blank=True,)
+    hours = models.ForeignKey(HoursInDay, on_delete=models.CASCADE,
+                                null=True, blank=True,)
     weekday = models.ForeignKey(Weekday, on_delete=models.CASCADE,
                                 null=True, blank=True,)
     day = models.ForeignKey(DayOfMonth, on_delete=models.CASCADE,