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Base/Metrics/DashboardAdmin/get_total_bank.py

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+from django.db.models import Sum
+from django.utils import timezone
+from Base.models import (
+    PayMethod,
+    BankAccount,
+)
+from Movement.models import (
+    Calendar,
+    Product,
+    Expense,
+    Stock
+)
+
+def metric():
+    # Lista de Bancos
+    banks = BankAccount.objects.all()
+
+    # pegando total de Serviços
+    sum_mov_serv = {}
+    for bank in banks:
+        sum_bank = Calendar.objects.filter(
+            # active = True,
+            pay_method__bank__name = bank.name,
+        ).aggregate(Sum('net_value'))['net_value__sum'] or 0
+        sum_mov_serv[bank.name] = sum_bank
+
+    # pegando total de Produtos
+    sum_mov_prod = {}
+    for bank in banks:
+        sum_bank = Product.objects.filter(
+            # active=True,
+            pay_method__bank__name=bank.name,
+        ).aggregate(Sum('net_value'))['net_value__sum'] or 0
+        sum_mov_prod[bank.name] = sum_bank
+
+    # pegando total de Desspesas
+    sum_expense = {}
+    for bank in banks:
+        sum_bank = Expense.objects.filter(
+            # active=True,
+            firm=True,
+            bank__name=bank.name,
+        ).aggregate(Sum('gross_value'))['gross_value__sum'] or 0
+        sum_expense[bank.name] = sum_bank
+
+    # pegando total de Desspesas Profissinal
+    sum_expense_prof = {}
+    for bank in banks:
+        sum_bank = Expense.objects.filter(
+            # active=True,
+            firm=False,
+            bank__name=bank.name,
+        ).aggregate(Sum('gross_value'))['gross_value__sum'] or 0
+        sum_expense_prof[bank.name] = sum_bank
+
+    # Valores de entrada do estoque
+    sum_stock = {}
+    for bank in banks:
+        sum_bank = Stock.objects.filter(
+            # active=True,
+            bank__name=bank.name,
+        ).aggregate(Sum('gross_value'))['gross_value__sum'] or 0
+        sum_stock[bank.name] = sum_bank
+
+    # saldo total de tudo
+    sum_total = {}
+    for bank in banks:
+        sum_mov_serv_get = sum_mov_serv.get(str(bank.name))
+        sum_mov_prod_get = sum_mov_prod.get(str(bank.name))
+        sum_expense_get = sum_expense.get(str(bank.name))
+        sum_expense_prof_get = sum_expense_prof.get(str(bank.name))
+        sum_sum_stock = sum_stock.get(str(bank.name))
+
+        sum_total[bank.name] = (
+                sum_mov_serv_get +
+                sum_mov_prod_get -
+                sum_expense_get -
+                sum_expense_prof_get -
+                sum_sum_stock
+        )
+
+    return sum_total