Initial commit

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/schemas.py

@@ -0,0 +1,109 @@
+from datetime import date, datetime
+from decimal import Decimal
+from typing import Optional
+from pydantic import BaseModel, Field
+
+
+# ── Egg Collections ───────────────────────────────────────────────────────────
+
+class EggCollectionCreate(BaseModel):
+    date:  date
+    eggs:  int  = Field(ge=0)
+    notes: Optional[str] = None
+
+class EggCollectionUpdate(BaseModel):
+    date:  Optional[date] = None
+    eggs:  Optional[int]  = Field(default=None, ge=0)
+    notes: Optional[str]  = None
+
+class EggCollectionOut(BaseModel):
+    id:         int
+    date:       date
+    eggs:       int
+    notes:      Optional[str]
+    created_at: datetime
+
+    model_config = {"from_attributes": True}
+
+
+# ── Flock History ─────────────────────────────────────────────────────────────
+
+class FlockHistoryCreate(BaseModel):
+    date:          date
+    chicken_count: int = Field(ge=0)
+    notes:         Optional[str] = None
+
+class FlockHistoryUpdate(BaseModel):
+    date:          Optional[date] = None
+    chicken_count: Optional[int]  = Field(default=None, ge=0)
+    notes:         Optional[str]  = None
+
+class FlockHistoryOut(BaseModel):
+    id:            int
+    date:          date
+    chicken_count: int
+    notes:         Optional[str]
+    created_at:    datetime
+
+    model_config = {"from_attributes": True}
+
+
+# ── Feed Purchases ────────────────────────────────────────────────────────────
+
+class FeedPurchaseCreate(BaseModel):
+    date:          date
+    bags:          Decimal = Field(gt=0, decimal_places=2)
+    price_per_bag: Decimal = Field(gt=0, decimal_places=2)
+    notes:         Optional[str] = None
+
+class FeedPurchaseUpdate(BaseModel):
+    date:          Optional[date]    = None
+    bags:          Optional[Decimal] = Field(default=None, gt=0, decimal_places=2)
+    price_per_bag: Optional[Decimal] = Field(default=None, gt=0, decimal_places=2)
+    notes:         Optional[str]     = None
+
+class FeedPurchaseOut(BaseModel):
+    id:            int
+    date:          date
+    bags:          Decimal
+    price_per_bag: Decimal
+    notes:         Optional[str]
+    created_at:    datetime
+
+    model_config = {"from_attributes": True}
+
+
+# ── Stats ─────────────────────────────────────────────────────────────────────
+
+class MonthlySummary(BaseModel):
+    year:                   int
+    month:                  int
+    month_label:            str
+    total_eggs:             int
+    days_logged:            int
+    avg_eggs_per_day:       Optional[float]
+    flock_at_month_end:     Optional[int]
+    avg_eggs_per_hen_per_day: Optional[float]
+    feed_cost:              Optional[Decimal]
+    cost_per_egg:           Optional[Decimal]
+    cost_per_dozen:         Optional[Decimal]
+
+
+class DashboardStats(BaseModel):
+    current_flock:            Optional[int]
+    total_eggs_alltime:       int
+    total_eggs_30d:           int
+    total_eggs_7d:            int
+    avg_eggs_per_day_30d:     Optional[float]
+    avg_eggs_per_hen_day_30d: Optional[float]
+    days_tracked:             int
+
+class BudgetStats(BaseModel):
+    total_feed_cost:     Optional[Decimal]
+    total_feed_cost_30d: Optional[Decimal]
+    total_eggs_alltime:  int
+    total_eggs_30d:      int
+    cost_per_egg:        Optional[Decimal]
+    cost_per_dozen:      Optional[Decimal]
+    cost_per_egg_30d:    Optional[Decimal]
+    cost_per_dozen_30d:  Optional[Decimal]