UPDATE

irrigation/models.py

@@ -1,6 +1,7 @@
 import uuid
 
 from django.db import models
+from django.utils import timezone
 
 from farm_hub.models import FarmHub
 
@@ -43,3 +44,51 @@ class IrrigationRecommendationRequest(models.Model):
 
     def __str__(self):
         return self.task_id or str(self.uuid)
+
+
+class IrrigationPlan(models.Model):
+    SOURCE_RECOMMENDATION = "recommendation"
+    SOURCE_FREE_TEXT = "free_text"
+    SOURCE_CHOICES = (
+        (SOURCE_RECOMMENDATION, "توصیه هوش مصنوعی"),
+        (SOURCE_FREE_TEXT, "متن آزاد کاربر"),
+    )
+
+    uuid = models.UUIDField(default=uuid.uuid4, unique=True, editable=False, db_index=True)
+    farm = models.ForeignKey(
+        FarmHub,
+        on_delete=models.CASCADE,
+        related_name="irrigation_plans",
+    )
+    source = models.CharField(max_length=32, choices=SOURCE_CHOICES, db_index=True)
+    recommendation = models.ForeignKey(
+        IrrigationRecommendationRequest,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="plans",
+    )
+    title = models.CharField(max_length=255, blank=True, default="")
+    crop_id = models.CharField(max_length=255, blank=True, default="")
+    growth_stage = models.CharField(max_length=255, blank=True, default="")
+    plan_payload = models.JSONField(default=dict, blank=True)
+    request_payload = models.JSONField(default=dict, blank=True)
+    response_payload = models.JSONField(default=dict, blank=True)
+    is_active = models.BooleanField(default=True, db_index=True)
+    is_deleted = models.BooleanField(default=False, db_index=True)
+    deleted_at = models.DateTimeField(null=True, blank=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        db_table = "irrigation_plans"
+        ordering = ["-created_at", "-id"]
+
+    def __str__(self):
+        return self.title or self.crop_id or str(self.uuid)
+
+    def soft_delete(self):
+        self.is_deleted = True
+        self.is_active = False
+        self.deleted_at = timezone.now()
+        self.save(update_fields=["is_deleted", "is_active", "deleted_at", "updated_at"])