from django.conf import settings
from django.db import models
from django.urls import reverse
from django.utils.translation import gettext_lazy as _

# Create your models here.

class Item(models.Model):
    class LevelChoices(models.TextChoices):
        NONE = "", _("None")
        PART_1 = "P1", _("FRCR Part 1")
        PART_2 = "P2", _("FRCR Part 2")
        POST_GEN = "GEN", _("Post FRCR Generalist")
        POST_SPEC = "SPEC", _("Post FRCR Specialist")


    name = models.CharField(max_length=200)

    rcr_platform_id = models.CharField(max_length=255)

    category = models.ForeignKey("Category", on_delete=models.SET_NULL, null=True, blank=True)

    level = models.ManyToManyField("Level", blank=True)

    assessed_date = models.DateTimeField(auto_now=True)

    assessed_by = models.ManyToManyField(settings.AUTH_USER_MODEL, blank=True, related_name="assessed_items")

    assigned_to = models.ForeignKey(settings.AUTH_USER_MODEL, blank=True, null=True, on_delete=models.SET_NULL, related_name="assigned_items")

    outcome = models.ForeignKey("Outcome", on_delete=models.SET_NULL, blank=True, null=True)
    outcome_reason = models.ForeignKey("OutcomeReason", on_delete=models.SET_NULL, blank=True, null=True)
    outcome_free_text = models.CharField(max_length=255, help_text="Reason for outcome (if not available above)", default="", blank=True)

    completed = models.BooleanField(default=False)

    class Meta:
        ordering = ("pk",)

    def __str__(self):
        return self.name

    def get_absolute_url(self):
        return reverse("rcr:radiology_detail_view", kwargs={"pk": self.pk})
    


class Category(models.Model):
    name = models.CharField(max_length=255)

    def __str__(self):
        return self.name

class Level(models.Model):
    name = models.CharField(max_length=255)

    def __str__(self):
        return self.name

class Outcome(models.Model):
    name = models.CharField(max_length=255)

    def __str__(self):
        return self.name

class OutcomeReason(models.Model):
    reason = models.CharField(max_length=255)

    def __str__(self):
        return self.reason