feat(conflicts): added conflicts business and presentation logic

2026-02-23 10:54:51 +03:00
parent d87671e49a
commit ace35b2585
19 changed files with 1283 additions and 86 deletions
@@ -0,0 +1,92 @@
+from typing import override
+
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+from apps.core.models import BaseModel
+
+
+class ConflictPolicy(models.TextChoices):
+    MUTUAL_EXCLUSION = "mutual_exclusion", _("Mutual exclusion")
+    PRIORITY = "priority", _("Priority tiers")
+
+
+class ConflictDomain(BaseModel):
+    name = models.CharField(
+        max_length=200,
+        unique=True,
+        verbose_name=_("name"),
+    )
+    description = models.TextField(
+        blank=True,
+        verbose_name=_("description"),
+    )
+    policy = models.CharField(
+        max_length=30,
+        choices=ConflictPolicy.choices,
+        default=ConflictPolicy.MUTUAL_EXCLUSION,
+        verbose_name=_("conflict policy"),
+    )
+    max_concurrent = models.PositiveIntegerField(
+        default=1,
+        verbose_name=_("max concurrent experiments"),
+    )
+    created_at = models.DateTimeField(
+        auto_now_add=True,
+        verbose_name=_("created at"),
+    )
+    updated_at = models.DateTimeField(
+        auto_now=True,
+        verbose_name=_("updated at"),
+    )
+
+    class Meta:
+        verbose_name = _("conflict domain")
+        verbose_name_plural = _("conflict domains")
+        ordering = ["name"]
+
+    @override
+    def __str__(self) -> str:
+        return f"{self.name} ({self.policy})"
+
+
+class ExperimentConflictDomain(BaseModel):
+    experiment = models.ForeignKey(
+        "experiments.Experiment",
+        on_delete=models.CASCADE,
+        related_name="conflict_memberships",
+        verbose_name=_("experiment"),
+    )
+    conflict_domain = models.ForeignKey(
+        ConflictDomain,
+        on_delete=models.CASCADE,
+        related_name="experiment_memberships",
+        verbose_name=_("conflict domain"),
+    )
+    priority = models.IntegerField(
+        default=0,
+        verbose_name=_("priority"),
+        help_text=_("Higher value wins in priority-based resolution"),
+    )
+    created_at = models.DateTimeField(
+        auto_now_add=True,
+        verbose_name=_("created at"),
+    )
+
+    class Meta:
+        verbose_name = _("experiment conflict domain")
+        verbose_name_plural = _("experiment conflict domains")
+        ordering = ["-priority"]
+        constraints = [
+            models.UniqueConstraint(
+                fields=["experiment", "conflict_domain"],
+                name="unique_experiment_conflict_domain",
+            ),
+        ]
+
+    @override
+    def __str__(self) -> str:
+        return (
+            f"{self.experiment.name} in {self.conflict_domain.name} "
+            f"(priority={self.priority})"
+        )