125 lines
4.9 KiB
Python
125 lines
4.9 KiB
Python
import uuid as uuid_lib
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from django.conf import settings
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from django.db import models
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class FarmType(models.Model):
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uuid = models.UUIDField(default=uuid_lib.uuid4, unique=True, editable=False, db_index=True)
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name = models.CharField(max_length=255, unique=True, db_index=True)
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description = models.TextField(blank=True, default="")
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metadata = models.JSONField(default=dict, blank=True)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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db_table = "farm_types"
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ordering = ["name"]
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def __str__(self):
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return self.name
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class Product(models.Model):
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uuid = models.UUIDField(default=uuid_lib.uuid4, unique=True, editable=False, db_index=True)
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farm_type = models.ForeignKey(
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FarmType,
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on_delete=models.CASCADE,
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related_name="products",
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)
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name = models.CharField(max_length=255, db_index=True)
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description = models.TextField(blank=True, default="")
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metadata = models.JSONField(default=dict, blank=True)
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light = models.CharField(max_length=255, blank=True, default="", help_text="نور مورد نیاز")
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watering = models.CharField(max_length=255, blank=True, default="", help_text="آبیاری")
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soil = models.CharField(max_length=255, blank=True, default="", help_text="خاک مناسب")
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temperature = models.CharField(max_length=255, blank=True, default="", help_text="دمای مناسب")
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growth_stage = models.CharField(max_length=255, blank=True, default="", help_text="مرحله رشد فعلی")
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growth_stages = models.JSONField(blank=True, default=list, help_text="فهرست مراحل رشد محصول")
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icon = models.CharField(max_length=100, blank=True, default="", help_text="آیکون محصول برای فرانت")
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planting_season = models.CharField(max_length=255, blank=True, default="", help_text="فصل کاشت")
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harvest_time = models.CharField(max_length=255, blank=True, default="", help_text="زمان برداشت")
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spacing = models.CharField(max_length=255, blank=True, default="", help_text="فاصله کاشت")
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fertilizer = models.CharField(max_length=255, blank=True, default="", help_text="کود مناسب")
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health_profile = models.JSONField(
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blank=True,
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default=dict,
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help_text=(
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"پروفایل سلامت محصول برای KPIها. ساختار نمونه: "
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'{"moisture": {"ideal_value": 65, "min_range": 45, "max_range": 75, "weight": 0.4}}'
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),
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)
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irrigation_profile = models.JSONField(
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blank=True,
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default=dict,
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help_text=(
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"پروفایل آبیاری محصول برای محاسبات ETc. "
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'{"kc_initial": 0.6, "kc_mid": 1.15, "kc_end": 0.8, '
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'"growth_stage_duration": {"initial": 20, "mid": 30, "late": 25}}'
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),
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)
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growth_profile = models.JSONField(
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blank=True,
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default=dict,
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help_text=(
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"پروفایل رشد محصول برای مدل GDD. "
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'{"base_temperature": 10, "required_gdd_for_maturity": 1200, '
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'"stage_thresholds": {"flowering": 500, "fruiting": 850}, "current_cumulative_gdd": 320}'
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),
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)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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db_table = "products"
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ordering = ["name"]
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constraints = [
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models.UniqueConstraint(fields=["farm_type", "name"], name="unique_product_per_farm_type"),
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]
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def __str__(self):
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return self.name
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class FarmHub(models.Model):
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farm_uuid = models.UUIDField(default=uuid_lib.uuid4, unique=True, editable=False, db_index=True)
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owner = models.ForeignKey(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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related_name="farm_hubs",
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)
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farm_type = models.ForeignKey(
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FarmType,
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on_delete=models.PROTECT,
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related_name="farms",
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)
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subscription_plan = models.ForeignKey(
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"access_control.SubscriptionPlan",
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on_delete=models.PROTECT,
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related_name="farms",
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null=True,
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blank=True,
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)
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name = models.CharField(max_length=255)
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is_active = models.BooleanField(default=True)
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irrigation_method_id = models.IntegerField(null=True, blank=True)
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irrigation_method_name = models.CharField(max_length=255, blank=True, default="")
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current_crop_area = models.ForeignKey(
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"crop_zoning.CropArea",
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on_delete=models.SET_NULL,
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related_name="current_for_farms",
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null=True,
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blank=True,
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)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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products = models.ManyToManyField(Product, related_name="farms", blank=True)
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class Meta:
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db_table = "farm_hubs"
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ordering = ["-created_at"]
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def __str__(self):
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return f"{self.name} ({self.farm_uuid})"
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