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73 lines
2.0 KiB
Python
73 lines
2.0 KiB
Python
"""
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Author: Michel Peltriaux
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Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
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Contact: michel.peltriaux@sgdnord.rlp.de
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Created on: 16.11.21
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"""
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from codelist.models import KonovaCode
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from codelist.settings import CODELIST_COMPENSATION_ACTION_ID, CODELIST_COMPENSATION_ACTION_DETAIL_ID
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from konova.models import BaseResource
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class UnitChoices(models.TextChoices):
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"""
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Predefines units for selection
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"""
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cm = "cm", _("cm")
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m = "m", _("m")
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km = "km", _("km")
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qm = "qm", _("m²")
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ha = "ha", _("ha")
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st = "pcs", _("Pieces") # pieces
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class CompensationAction(BaseResource):
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"""
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Compensations include actions like planting trees, refreshing rivers and so on.
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"""
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action_type = models.ManyToManyField(
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KonovaCode,
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blank=True,
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limit_choices_to={
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"code_lists__in": [CODELIST_COMPENSATION_ACTION_ID],
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"is_selectable": True,
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"is_archived": False,
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},
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related_name='+',
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)
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action_type_details = models.ManyToManyField(
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KonovaCode,
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blank=True,
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limit_choices_to={
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"code_lists__in": [CODELIST_COMPENSATION_ACTION_DETAIL_ID],
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"is_selectable": True,
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"is_archived": False,
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},
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related_name='+',
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)
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amount = models.FloatField()
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unit = models.CharField(max_length=100, null=True, blank=True, choices=UnitChoices.choices)
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comment = models.TextField(blank=True, null=True, help_text="Additional comment")
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def __str__(self):
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return f"{self.action_type.all()} | {self.amount} {self.unit}"
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@property
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def unit_humanize(self):
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""" Returns humanized version of enum
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Used for template rendering
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Returns:
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"""
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choices = UnitChoices.choices
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for choice in choices:
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if choice[0] == self.unit:
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return choice[1]
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return None
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