Dynortice - Searport models

class Building(models.Model):
  # id = models.AutoField(primary_key=True)  # auto-generated actually, not needed
  name = models.CharField(max_length=100)


class BuildingLevel(models.Model):
  building = models.ForeignKey(Building)
  req_level = models.IntegerField(validators=[MinValueValidator(1)])

  townhall_level = models.IntegerField(validators=[MinValueValidator(1)])

  gem_price = models.IntegerField(validators=[MinValueValidator(1)])
  gem_upgrade_time = models.DurationField()
  upgrade_time = models.DurationField()
  xp = models.IntegerField(validators=[MinValueValidator(1)])

  class Meta:
    unique_together = [['building', 'req_level']]


class BuildingLevelUpgradeReq(models.Model):
  """
  Stores single requirements like "To upgrade a House to level 5, you need 1500 Stone".
  Multiple requirements ("To upgrade a House to level 5, you need 1500 Stone and 250 Iron") stored in multiple records.
  """
  building_level = models.ForeignKey(BuildingLevel)
  material = models.ForeignKey(Material)

  amount =  models.IntegerField(validators=[MinValueValidator(1)])

  class Meta:
    unique_together = [['building_level', 'amount']]


# Building level, per-building-specific


class HouseLevel(BuildingLevel):
  sailors_regen = models.IntegerField(validators=[MinValueValidator(1)])
  sailors_cap = models.IntegerField(validators=[MinValueValidator(1)])