diff --git a/prisma/triggers/dump_triggers.sql b/prisma/triggers/dump_triggers.sql
index a0e2921..afefe82 100644
--- a/prisma/triggers/dump_triggers.sql
+++ b/prisma/triggers/dump_triggers.sql
@@ -1,34 +1,19 @@
 -- AUTO-GENERATED MYSQL TRIGGER DUMP
--- Generated at: 2026-01-04T09:46:30.365Z
+-- Generated at: 2026-01-04T17:29:18.092Z
 
 -- ------------------------------------------
 -- index: 1
--- Trigger: trg_bank_account_transaction_after_insert
--- Event: INSERT
--- Table: Bank_Account_Transactions
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_bank_account_transaction_after_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_bank_account_transaction_after_insert` AFTER INSERT ON `Bank_Account_Transactions` FOR EACH ROW BEGIN
-  IF NEW.type = 'DEPOSIT' THEN
-    UPDATE Bank_Account_Balance SET balance = balance + NEW.amount WHERE bankAccountId = NEW.bankAccountId;
-  ELSEIF NEW.type = 'WITHDRAWAL' THEN
-    UPDATE Bank_Account_Balance SET balance = balance - NEW.amount WHERE bankAccountId = NEW.bankAccountId;
-  END IF;
-END;
-
--- ------------------------------------------
--- index: 2
 -- Trigger: trg_bank_account_transaction_after_delete
 -- Event: DELETE
 -- Table: Bank_Account_Transactions
 -- ------------------------------------------
 DROP TRIGGER IF EXISTS `trg_bank_account_transaction_after_delete`;
 CREATE DEFINER=`pos`@`%` TRIGGER `trg_bank_account_transaction_after_delete` AFTER DELETE ON `Bank_Account_Transactions` FOR EACH ROW BEGIN
-  UPDATE Bank_Accounts SET balance = balance - OLD.amount;
+  UPDATE `Bank_Account_Balance` SET balance = balance - OLD.amount WHERE `bankAccountId` = OLD.bankAccountId;
 END;
 
 -- ------------------------------------------
--- index: 3
+-- index: 2
 -- Trigger: trg_transfer_item_after_insert
 -- Event: INSERT
 -- Table: Inventory_Transfer_Items
@@ -66,7 +51,7 @@ DECLARE fromInv INT;
 end;
 
 -- ------------------------------------------
--- index: 4
+-- index: 3
 -- Trigger: trg_order_item_after_insert
 -- Event: INSERT
 -- Table: Order_Items
@@ -78,7 +63,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_order_item_after_insert` AFTER INSERT ON `
 END;
 
 -- ------------------------------------------
--- index: 5
+-- index: 4
 -- Trigger: trg_order_item_after_update
 -- Event: UPDATE
 -- Table: Order_Items
@@ -91,7 +76,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_order_item_after_update` AFTER UPDATE ON `
 END;
 
 -- ------------------------------------------
--- index: 6
+-- index: 5
 -- Trigger: trg_order_item_after_delete
 -- Event: DELETE
 -- Table: Order_Items
@@ -104,7 +89,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_order_item_after_delete` AFTER DELETE ON `
 END;
 
 -- ------------------------------------------
--- index: 7
+-- index: 6
 -- Trigger: trg_order_after_cancel
 -- Event: UPDATE
 -- Table: Orders
@@ -118,7 +103,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_order_after_cancel` AFTER UPDATE ON `Order
 END;
 
 -- ------------------------------------------
--- index: 8
+-- index: 7
 -- Trigger: trg_purchase_receipt_item_after_insert
 -- Event: INSERT
 -- Table: Purchase_Receipt_Items
@@ -181,222 +166,7 @@ DECLARE invId INT;
 END;
 
 -- ------------------------------------------
--- index: 9
--- Trigger: trg_pr_payment_before_insert
--- Event: INSERT
--- Table: Purchase_Receipt_Payments
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_pr_payment_before_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_pr_payment_before_insert` BEFORE INSERT ON `Purchase_Receipt_Payments` FOR EACH ROW BEGIN
-
-
-  DECLARE receiptTotal DECIMAL(14,2);
-  DECLARE paid DECIMAL(14,2);
-
-
-  SELECT totalAmount, paidAmount
-  INTO receiptTotal, paid
-  FROM Purchase_Receipts
-  WHERE id = NEW.receiptId
-  FOR UPDATE;
-
-  IF NEW.type = 'PAYMENT' AND paid + NEW.amount > receiptTotal THEN
-    SIGNAL SQLSTATE '45000'
-      SET MESSAGE_TEXT = 'مجموع مبلغ پرداختی بیشتر از مبلغ فاکتور است.';
-  END IF;
-END;
-
--- ------------------------------------------
--- index: 10
--- Trigger: trg_purchase_payment_update_receipt
--- Event: INSERT
--- Table: Purchase_Receipt_Payments
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_purchase_payment_update_receipt`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_purchase_payment_update_receipt` AFTER INSERT ON `Purchase_Receipt_Payments` FOR EACH ROW BEGIN
-  DECLARE paid DECIMAL(15,2);
-  DECLARE total DECIMAL(15,2);
-
-  SELECT
-    COALESCE(SUM(
-      CASE WHEN type = 'PAYMENT' THEN amount ELSE -amount END
-    ),0)
-  INTO paid
-  FROM Purchase_Receipt_Payments
-  WHERE receiptId = NEW.receiptId;
-
-  SELECT totalAmount INTO total
-  FROM Purchase_Receipts
-  WHERE id = NEW.receiptId;
-
-  UPDATE Purchase_Receipts
-  SET
-    paidAmount = paid,
-    status = CASE
-      WHEN paid = 0 THEN 'UNPAID'
-      WHEN paid < total THEN 'PARTIALLY_PAID'
-      ELSE 'PAID'
-    END
-  WHERE id = NEW.receiptId;
-END;
-
--- ------------------------------------------
--- index: 11
--- Trigger: trg_purchase_payment_after_insert
--- Event: INSERT
--- Table: Purchase_Receipt_Payments
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_purchase_payment_after_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_purchase_payment_after_insert` AFTER INSERT ON `Purchase_Receipt_Payments` FOR EACH ROW BEGIN
-
-DECLARE currentBalance DECIMAL(15, 2);
-
-
-SELECT balance INTO currentBalance
-FROM Bank_Account_Balance
-WHERE
-    bankAccountId = NEW.bankAccountId FOR
-UPDATE;
-
-
-IF currentBalance IS NULL THEN SET currentBalance = 0;
-
-
-INSERT INTO
-    Bank_Account_Balance (bankAccountId, balance, updatedAt)
-VALUES (NEW.bankAccountId, 0, NOW());
-
-END IF;
-
-IF NEW.type = 'PAYMENT' THEN
-SET
-    currentBalance = currentBalance - NEW.amount;
-
-INSERT INTO
-    Bank_Account_Transactions (
-        bankAccountId,
-        type,
-        amount,
-        balanceAfter,
-        referenceType,
-        referenceId
-    )
-VALUES (
-        NEW.bankAccountId,
-        'WITHDRAWAL',
-        NEW.amount,
-        currentBalance,
-        'PURCHASE_PAYMENT',
-        NEW.id
-    );
-
-ELSE SET currentBalance = currentBalance + NEW.amount;
-
-INSERT INTO
-    Bank_Account_Transactions (
-        bankAccountId,
-        type,
-        amount,
-        balanceAfter,
-        referenceType,
-        referenceId
-    )
-VALUES (
-        NEW.bankAccountId,
-        'DEPOSIT',
-        NEW.amount,
-        currentBalance,
-        'PURCHASE_REFUND',
-        NEW.id
-    );
-
-END IF;
-
-UPDATE Bank_Account_Balance
-SET
-    balance = currentBalance
-WHERE
-    bankAccountId = NEW.bankAccountId;
-
-END;
-
--- ------------------------------------------
--- index: 12
--- Trigger: trg_pr_payment_after_insert
--- Event: INSERT
--- Table: Purchase_Receipt_Payments
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_pr_payment_after_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_pr_payment_after_insert` AFTER INSERT ON `Purchase_Receipt_Payments` FOR EACH ROW BEGIN
-  DECLARE receiptTotal DECIMAL(14,2) Default 0;
-  DECLARE newPaid DECIMAL(14,2) Default 0;
-  DECLARE _supplierId INT;
-  DECLARE lastBalance DECIMAL(14,2) Default 0;
-
-
-  -- Lock receipt row
-SELECT COALESCE(totalAmount, 0), COALESCE(paidAmount, 0), supplierId
-  INTO receiptTotal, newPaid, _supplierId
-  FROM Purchase_Receipts
-  WHERE id = NEW.receiptId
-  FOR UPDATE;
-
-  -- Apply payment or refund
-  IF NEW.type = 'PAYMENT' THEN
-    SET newPaid = newPaid + NEW.amount;
-  ELSE
-    SET newPaid = newPaid - NEW.amount;
-  END IF;
-
-  -- Update receipt
-  UPDATE Purchase_Receipts
-  SET
-    paidAmount = newPaid,
-    status =
-      CASE
-        WHEN newPaid = 0 THEN 'UNPAID'
-        WHEN newPaid < receiptTotal THEN 'PARTIALLY_PAID'
-        ELSE 'PAID'
-      END
-  WHERE id = NEW.receiptId;
-
-  -- Get last supplier balance
-  SELECT IFNULL(balance, 0)
-  INTO lastBalance
-  FROM Supplier_Ledger
-  WHERE supplierId = _supplierId
-  ORDER BY id DESC
-  LIMIT 1;
-
-
-
-  -- Insert supplier ledger
-  INSERT INTO Supplier_Ledger
-  (
-    supplierId,
-    debit,
-    credit,
-    balance,
-    sourceType,
-    sourceId,
-    createdAt
-  )
-  VALUES
-  (
-    _supplierId,
-    IF(NEW.type = 'REFUND', NEW.amount, 0),
-    IF(NEW.type = 'PAYMENT', NEW.amount, 0),
-    lastBalance
-      + IF(NEW.type = 'PAYMENT', NEW.amount, 0)
-      - IF(NEW.type = 'REFUND', NEW.amount, 0),
-    'PAYMENT',
-    NEW.id,
-    NOW()
-  );
-END;
-
--- ------------------------------------------
--- index: 13
+-- index: 8
 -- Trigger: trg_pr_payment_after_delete
 -- Event: DELETE
 -- Table: Purchase_Receipt_Payments
@@ -431,46 +201,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_pr_payment_after_delete` AFTER DELETE ON `
 END;
 
 -- ------------------------------------------
--- index: 14
--- Trigger: trg_purchase_receipt_after_insert
--- Event: INSERT
--- Table: Purchase_Receipts
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_purchase_receipt_after_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_purchase_receipt_after_insert` AFTER INSERT ON `Purchase_Receipts` FOR EACH ROW BEGIN
-  DECLARE lastBalance DECIMAL(14,2) DEFAULT 0;
-
-  SELECT COALESCE(balance, 0)
-  INTO lastBalance
-  FROM Supplier_Ledger
-  WHERE supplierId = NEW.supplierId
-  ORDER BY id DESC
-  LIMIT 1;
-
-  INSERT INTO Supplier_Ledger
-  (
-    supplierId,
-    debit,
-    credit,
-    balance,
-    sourceType,
-    sourceId,
-    createdAt
-  )
-  VALUES
-  (
-    NEW.supplierId,
-    NEW.totalAmount,
-    0,
-    lastBalance - NEW.totalAmount,
-    'PURCHASE',
-    NEW.id,
-    NOW()
-  );
-END;
-
--- ------------------------------------------
--- index: 15
+-- index: 9
 -- Trigger: trg_sales_invoice_items_before_insert
 -- Event: INSERT
 -- Table: Sales_Invoice_Items
@@ -503,7 +234,7 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_sales_invoice_items_before_insert` BEFORE
 end;
 
 -- ------------------------------------------
--- index: 16
+-- index: 10
 -- Trigger: trg_sales_invoice_items_after_insert
 -- Event: INSERT
 -- Table: Sales_Invoice_Items
@@ -576,7 +307,43 @@ DECLARE pos_id INT;
 END;
 
 -- ------------------------------------------
--- index: 17
+-- index: 11
+-- Trigger: trg_pos_account_payment_after_insert
+-- Event: INSERT
+-- Table: Sales_Invoice_Payments
+-- ------------------------------------------
+DROP TRIGGER IF EXISTS `trg_pos_account_payment_after_insert`;
+CREATE DEFINER=`pos`@`%` TRIGGER `trg_pos_account_payment_after_insert` AFTER INSERT ON `Sales_Invoice_Payments` FOR EACH ROW BEGIN
+  
+  DECLARE _bankAccountId INT;
+  
+  IF(NEW.paymentMethod != 'CASH') THEN
+    SELECT cashBankAccountId INTO _bankAccountId
+    FROM Pos_Accounts pa
+    INNER JOIN Sales_Invoices si ON pa.id = si.posAccountId
+    WHERE si.id = NEW.invoiceId;
+  End IF;
+
+  INSERT INTO Bank_Account_Transactions (
+    bankAccountId,
+    type,
+    amount,
+    balanceAfter,
+    referenceType,
+    referenceId
+  )
+  VALUES(
+    _bankAccountId,
+    'DEPOSIT',
+    NEW.amount,
+    0,
+    'POS_SALE',
+    NEW.id
+  );
+END;
+
+-- ------------------------------------------
+-- index: 12
 -- Trigger: trg_sales_invoice_payment_after_insert
 -- Event: INSERT
 -- Table: Sales_Invoice_Payments
@@ -615,43 +382,77 @@ CREATE DEFINER=`pos`@`%` TRIGGER `trg_sales_invoice_payment_after_insert` AFTER
 END;
 
 -- ------------------------------------------
--- index: 18
--- Trigger: trg_pos_account_payment_after_insert
+-- index: 13
+-- Trigger: trg_stock_sale_insert
 -- Event: INSERT
--- Table: Sales_Invoice_Payments
+-- Table: Stock_Movements
 -- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_pos_account_payment_after_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_pos_account_payment_after_insert` AFTER INSERT ON `Sales_Invoice_Payments` FOR EACH ROW BEGIN
-  
-  DECLARE _bankAccountId INT;
-  
-  IF(NEW.paymentMethod != 'CASH') THEN
-    SELECT cashBankAccountId INTO _bankAccountId
-    FROM Pos_Accounts pa
-    INNER JOIN Sales_Invoices si ON pa.id = si.posAccountId
-    WHERE si.id = NEW.invoiceId;
-  End IF;
+DROP TRIGGER IF EXISTS `trg_stock_sale_insert`;
+CREATE DEFINER=`pos`@`%` TRIGGER `trg_stock_sale_insert` AFTER INSERT ON `Stock_Movements` FOR EACH ROW BEGIN IF NEW.referenceType = 'SALES' THEN
+
+INSERT INTO
+    Stock_Balance (
+        productId,
+        quantity,
+        avgCost,
+        totalCost,
+        inventoryId,
+        updatedAt
+    )
+VALUES (
+        NEW.productId,
+        NEW.quantity,
+        NEW.unitPrice,
+        NEW.totalCost,
+        NEW.inventoryId,
+        NOW()
+    )
+ON DUPLICATE KEY UPDATE
+    quantity = quantity - NEW.quantity,
+    totalCost = totalCost - NEW.totalCost,
+    avgCost = totalCost / quantity;
+
+END IF;
 
-  INSERT INTO Bank_Account_Transactions (
-    bankAccountId,
-    type,
-    amount,
-    balanceAfter,
-    referenceType,
-    referenceId
-  )
-  VALUES(
-    _bankAccountId,
-    'DEPOSIT',
-    NEW.amount,
-    0,
-    'POS_SALE',
-    NEW.id
-  );
 END;
 
 -- ------------------------------------------
--- index: 19
+-- index: 14
+-- Trigger: trg_stock_purchase_insert
+-- Event: INSERT
+-- Table: Stock_Movements
+-- ------------------------------------------
+DROP TRIGGER IF EXISTS `trg_stock_purchase_insert`;
+CREATE DEFINER=`pos`@`%` TRIGGER `trg_stock_purchase_insert` AFTER INSERT ON `Stock_Movements` FOR EACH ROW BEGIN IF NEW.referenceType = 'PURCHASE' THEN
+
+INSERT INTO
+    Stock_Balance (
+        productId,
+        quantity,
+        avgCost,
+        totalCost,
+        inventoryId,
+        updatedAt
+    )
+VALUES (
+        NEW.productId,
+        NEW.quantity,
+        NEW.unitPrice,
+        NEW.totalCost,
+        NEW.inventoryId,
+        NOW()
+    )
+ON DUPLICATE KEY UPDATE
+    quantity = quantity + NEW.quantity,
+    totalCost = totalCost + NEW.totalCost,
+    avgCost = totalCost / quantity;
+
+END IF;
+
+END;
+
+-- ------------------------------------------
+-- index: 15
 -- Trigger: trg_stock_transfer
 -- Event: INSERT
 -- Table: Stock_Movements
@@ -733,73 +534,3 @@ END IF;
 
 END;
 
--- ------------------------------------------
--- index: 20
--- Trigger: trg_stock_purchase_insert
--- Event: INSERT
--- Table: Stock_Movements
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_stock_purchase_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_stock_purchase_insert` AFTER INSERT ON `Stock_Movements` FOR EACH ROW BEGIN IF NEW.referenceType = 'PURCHASE' THEN
-
-INSERT INTO
-    Stock_Balance (
-        productId,
-        quantity,
-        avgCost,
-        totalCost,
-        inventoryId,
-        updatedAt
-    )
-VALUES (
-        NEW.productId,
-        NEW.quantity,
-        NEW.unitPrice,
-        NEW.totalCost,
-        NEW.inventoryId,
-        NOW()
-    )
-ON DUPLICATE KEY UPDATE
-    quantity = quantity + NEW.quantity,
-    totalCost = totalCost + NEW.totalCost,
-    avgCost = totalCost / quantity;
-
-END IF;
-
-END;
-
--- ------------------------------------------
--- index: 21
--- Trigger: trg_stock_sale_insert
--- Event: INSERT
--- Table: Stock_Movements
--- ------------------------------------------
-DROP TRIGGER IF EXISTS `trg_stock_sale_insert`;
-CREATE DEFINER=`pos`@`%` TRIGGER `trg_stock_sale_insert` AFTER INSERT ON `Stock_Movements` FOR EACH ROW BEGIN IF NEW.referenceType = 'SALES' THEN
-
-INSERT INTO
-    Stock_Balance (
-        productId,
-        quantity,
-        avgCost,
-        totalCost,
-        inventoryId,
-        updatedAt
-    )
-VALUES (
-        NEW.productId,
-        NEW.quantity,
-        NEW.unitPrice,
-        NEW.totalCost,
-        NEW.inventoryId,
-        NOW()
-    )
-ON DUPLICATE KEY UPDATE
-    quantity = quantity - NEW.quantity,
-    totalCost = totalCost - NEW.totalCost,
-    avgCost = totalCost / quantity;
-
-END IF;
-
-END;
-
diff --git a/prisma/triggers/stored_procedures.sql b/prisma/triggers/stored_procedures.sql
index 18b34e8..c284da1 100644
--- a/prisma/triggers/stored_procedures.sql
+++ b/prisma/triggers/stored_procedures.sql
@@ -1,26 +1,31 @@
 -- Stored Procedures equivalent to triggers
 
-DELIMITER //
+DELIMITER / /
 
 -- Procedure for trg_bank_account_transaction_after_insert
 CREATE PROCEDURE update_bank_balance(IN p_bankAccountId INT, IN p_type VARCHAR(20), IN p_amount DECIMAL(15,2))
 BEGIN
+  START TRANSACTION;
   IF p_type = 'DEPOSIT' THEN
     UPDATE Bank_Account_Balance SET balance = balance + p_amount WHERE bankAccountId = p_bankAccountId;
   ELSEIF p_type = 'WITHDRAWAL' THEN
     UPDATE Bank_Account_Balance SET balance = balance - p_amount WHERE bankAccountId = p_bankAccountId;
   END IF;
+  COMMIT;
 END //
 
 -- Procedure for trg_bank_account_transaction_after_delete
 CREATE PROCEDURE update_bank_balance_on_delete(IN p_bankAccountId INT, IN p_amount DECIMAL(15,2))
 BEGIN
+  START TRANSACTION;
   UPDATE Bank_Accounts SET balance = balance - p_amount WHERE id = p_bankAccountId;
+  COMMIT;
 END //
 
 -- Procedure for trg_transfer_item_after_insert
 CREATE PROCEDURE process_transfer_item(IN p_transferId INT, IN p_productId INT, IN p_count DECIMAL(10,2))
 BEGIN
+  START TRANSACTION;
   DECLARE fromInv INT;
   DECLARE toInv INT;
   DECLARE _avgCost DECIMAL(10,2);
@@ -47,42 +52,52 @@ BEGIN
   (type, quantity, unitPrice, totalCost, avgCost, referenceType, referenceId, productId, inventoryId, counterInventoryId, createdAt, remainedInStock)
   VALUES
       ('IN', p_count, _avgCost, _avgCost*p_count, _avgCost, 'INVENTORY_TRANSFER', p_transferId, p_productId, toInv, fromInv, NOW(), latestQuantityInOrigin-p_count);
+  COMMIT;
 END //
 
 -- Procedure for trg_order_item_after_insert
 CREATE PROCEDURE update_stock_reservation_insert(IN p_orderId INT, IN p_productId INT, IN p_quantity DECIMAL(10,2))
 BEGIN
+  START TRANSACTION;
   UPDATE Stock_Reservations SET quantity = quantity + p_quantity
   WHERE orderId = p_orderId AND productId = p_productId;
+  COMMIT;
 END //
 
 -- Procedure for trg_order_item_after_update
 CREATE PROCEDURE update_stock_reservation_update(IN p_orderId INT, IN p_productId INT, IN p_old_quantity DECIMAL(10,2), IN p_new_quantity DECIMAL(10,2))
 BEGIN
+  START TRANSACTION;
   UPDATE Stock_Reservations
   SET quantity = quantity - p_old_quantity + p_new_quantity
   WHERE orderId = p_orderId AND productId = p_productId;
+  COMMIT;
 END //
 
 -- Procedure for trg_order_item_after_delete
 CREATE PROCEDURE update_stock_reservation_delete(IN p_orderId INT, IN p_productId INT, IN p_quantity DECIMAL(10,2))
 BEGIN
+  START TRANSACTION;
   UPDATE Stock_Reservations SET quantity = quantity - p_quantity
   WHERE orderId = p_orderId AND productId = p_productId;
+  COMMIT;
 END //
 
 -- Procedure for trg_order_after_cancel
 CREATE PROCEDURE cancel_order_stock(IN p_orderId INT, IN p_status VARCHAR(20))
 BEGIN
+  START TRANSACTION;
   IF p_status = 'CANCELED' OR p_status = 'REJECTED' OR p_status = 'DONE' THEN
     UPDATE Stock_Reservations sr SET quantity = 0
     WHERE sr.orderId = p_orderId;
   END IF;
+  COMMIT;
 END //
 
 -- Procedure for trg_purchase_receipt_item_after_insert
 CREATE PROCEDURE process_purchase_item(IN p_receiptId INT, IN p_productId INT, IN p_count DECIMAL(10,2), IN p_unitPrice DECIMAL(15,2), IN p_totalAmount DECIMAL(15,2))
 BEGIN
+  START TRANSACTION;
   DECLARE latestQuantity DECIMAL(10, 2) DEFAULT 0;
   DECLARE invId INT;
   DECLARE suppId INT;
@@ -133,11 +148,13 @@ BEGIN
       latestQuantity + p_count,
       NOW()
   );
+  COMMIT;
 END //
 
 -- Procedure for trg_pr_payment_before_insert
 CREATE PROCEDURE validate_payment_before_insert(IN p_receiptId INT, IN p_type VARCHAR(20), IN p_amount DECIMAL(15,2))
 BEGIN
+  START TRANSACTION;
   DECLARE receiptTotal DECIMAL(14,2);
   DECLARE paid DECIMAL(14,2);
 
@@ -151,11 +168,13 @@ BEGIN
     SIGNAL SQLSTATE '45000'
       SET MESSAGE_TEXT = 'مجموع مبلغ پرداختی بیشتر از مبلغ فاکتور است.';
   END IF;
+  COMMIT;
 END //
 
 -- Procedure for trg_purchase_payment_update_receipt
 CREATE PROCEDURE update_receipt_payment(IN p_receiptId INT)
 BEGIN
+  START TRANSACTION;
   DECLARE paid DECIMAL(15,2);
   DECLARE total DECIMAL(15,2);
 
@@ -180,11 +199,13 @@ BEGIN
       ELSE 'PAID'
     END
   WHERE id = p_receiptId;
+  COMMIT;
 END //
 
 -- Procedure for trg_purchase_payment_after_insert
 CREATE PROCEDURE process_purchase_payment(IN p_bankAccountId INT, IN p_type VARCHAR(20), IN p_amount DECIMAL(15,2), IN p_id INT)
 BEGIN
+  START TRANSACTION;
   DECLARE currentBalance DECIMAL(15, 2);
 
   SELECT balance INTO currentBalance
@@ -214,7 +235,7 @@ BEGIN
         'PURCHASE_PAYMENT',
         p_id
     );
-  ELSE 
+  ELSE
     SET currentBalance = currentBalance + p_amount;
     INSERT INTO Bank_Account_Transactions (
         bankAccountId,
@@ -237,11 +258,13 @@ BEGIN
   UPDATE Bank_Account_Balance
   SET balance = currentBalance
   WHERE bankAccountId = p_bankAccountId;
+  COMMIT;
 END //
 
 -- Procedure for trg_pr_payment_after_insert
 CREATE PROCEDURE update_supplier_ledger(IN p_receiptId INT, IN p_type VARCHAR(20), IN p_amount DECIMAL(15,2), IN p_id INT)
 BEGIN
+  START TRANSACTION;
   DECLARE receiptTotal DECIMAL(14,2) DEFAULT 0;
   DECLARE newPaid DECIMAL(14,2) DEFAULT 0;
   DECLARE _supplierId INT;
@@ -304,6 +327,7 @@ BEGIN
     p_id,
     NOW()
   );
+  COMMIT;
 END //
 
 -- Procedure for trg_pr_payment_after_delete
@@ -486,7 +510,7 @@ END //
 CREATE PROCEDURE process_pos_payment(IN p_invoiceId INT, IN p_paymentMethod VARCHAR(20), IN p_amount DECIMAL(15,2), IN p_id INT)
 BEGIN
   DECLARE _bankAccountId INT;
-  
+
   IF(p_paymentMethod != 'CASH') THEN
     SELECT cashBankAccountId INTO _bankAccountId
     FROM Pos_Accounts pa
@@ -545,7 +569,7 @@ BEGIN
       updatedAt = NOW();
   END IF;
 
-  IF p_type = 'OUT' THEN 
+  IF p_type = 'OUT' THEN
     IF EXISTS (
       SELECT 1
       FROM Stock_Balance sb
@@ -630,4 +654,4 @@ BEGIN
     avgCost = totalCost / quantity;
 END //
 
-DELIMITER ;
\ No newline at end of file
+DELIMITER;
diff --git a/src/app.module.ts b/src/app.module.ts
index ef95f5b..d8cad37 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -11,7 +11,7 @@ import { BanksModule } from './modules/banks/banks.module'
 import { CardexModule } from './modules/cardex/cardex.module'
 import { InventoriesModule } from './modules/inventories/inventories.module'
 import { PosModule } from './modules/pos/pos.module'
-import { PurchaseReceiptPaymentsModule } from './modules/purchase-receipt-payments/purchase-receipt-payments.module'
+import { PurchaseReceiptsModule } from './modules/purchase-receipts/purchase-receipts.module'
 import { StatisticsModule } from './modules/statistics/statistics.module'
 import { SuppliersModule } from './modules/suppliers/suppliers.module'
 import { PrismaModule } from './prisma/prisma.module'
@@ -19,8 +19,6 @@ import { ProductBrandsModule } from './product-brands/product-brands.module'
 import { ProductCategoriesModule } from './product-categories/product-categories.module'
 import { ProductVariantsModule } from './product-variants/product-variants.module'
 import { ProductsModule } from './products/products.module'
-import { PurchaseReceiptItemsModule } from './purchase-receipt-items/purchase-receipt-items.module'
-import { PurchaseReceiptsModule } from './purchase-receipts/purchase-receipts.module'
 import { RolesModule } from './roles/roles.module'
 import { SalesInvoiceItemsModule } from './sales-invoice-items/sales-invoice-items.module'
 import { SalesInvoicesModule } from './sales-invoices/sales-invoices.module'
@@ -43,8 +41,6 @@ import { UsersModule } from './users/users.module'
     CustomersModule,
     InventoriesModule,
     PurchaseReceiptsModule,
-    PurchaseReceiptItemsModule,
-    PurchaseReceiptPaymentsModule,
     SalesInvoicesModule,
     SalesInvoiceItemsModule,
     InventoryTransfersModule,
diff --git a/src/common/database/transaction.helper.ts b/src/common/database/transaction.helper.ts
new file mode 100644
index 0000000..1eafd4d
--- /dev/null
+++ b/src/common/database/transaction.helper.ts
@@ -0,0 +1,11 @@
+// src/common/database/transaction.helper.ts
+import { PrismaService } from '../../prisma/prisma.service'
+
+export async function withTransaction<T>(
+  prisma: PrismaService,
+  fn: (tx: PrismaService) => Promise<T>,
+): Promise<T> {
+  return prisma.$transaction(async tx => {
+    return fn(tx as PrismaService)
+  })
+}
diff --git a/src/modules/bank-accounts/bank-accounts.module.ts b/src/modules/bank-accounts/bank-accounts.module.ts
index be6d59e..3ce5f18 100644
--- a/src/modules/bank-accounts/bank-accounts.module.ts
+++ b/src/modules/bank-accounts/bank-accounts.module.ts
@@ -2,10 +2,12 @@ import { Module } from '@nestjs/common'
 import { PrismaModule } from '../../prisma/prisma.module'
 import { BankAccountsController } from './bank-accounts.controller'
 import { BankAccountsService } from './bank-accounts.service'
+import { BankAccountsWorkflow } from './bank-accounts.workflow'
 
 @Module({
   imports: [PrismaModule],
   controllers: [BankAccountsController],
-  providers: [BankAccountsService],
+  providers: [BankAccountsService, BankAccountsWorkflow],
+  exports: [BankAccountsWorkflow],
 })
 export class BankAccountsModule {}
diff --git a/src/modules/bank-accounts/bank-accounts.service.ts b/src/modules/bank-accounts/bank-accounts.service.ts
index 46e0fe6..4c60dff 100644
--- a/src/modules/bank-accounts/bank-accounts.service.ts
+++ b/src/modules/bank-accounts/bank-accounts.service.ts
@@ -1,4 +1,5 @@
 import { Injectable } from '@nestjs/common'
+import { withTransaction } from '../../common/database/transaction.helper'
 import { ResponseMapper } from '../../common/response/response-mapper'
 import { PrismaService } from '../../prisma/prisma.service'
 
@@ -6,8 +7,16 @@ import { PrismaService } from '../../prisma/prisma.service'
 export class BankAccountsService {
   constructor(private prisma: PrismaService) {}
   async create(data: any) {
-    const item = await this.prisma.bankAccount.create({ data })
-    return ResponseMapper.create(item)
+    return withTransaction(this.prisma, async tx => {
+      const item = await tx.bankAccount.create({ data })
+      await tx.bankAccountBalance.create({
+        data: {
+          bankAccountId: item.id,
+          balance: 0,
+        },
+      })
+      return ResponseMapper.create(item)
+    })
   }
 
   async findAll() {
diff --git a/src/modules/bank-accounts/bank-accounts.workflow.ts b/src/modules/bank-accounts/bank-accounts.workflow.ts
new file mode 100644
index 0000000..0cd29be
--- /dev/null
+++ b/src/modules/bank-accounts/bank-accounts.workflow.ts
@@ -0,0 +1,65 @@
+import { Injectable } from '@nestjs/common'
+import { Prisma } from '../../generated/prisma/client'
+import { AddTransactionToBankAccountDto } from './dto/add-transaction.dto'
+
+@Injectable()
+export class BankAccountsWorkflow {
+  async addTransaction(
+    tx: Prisma.TransactionClient,
+    payload: AddTransactionToBankAccountDto,
+  ) {
+    const item = await tx.bankAccountBalance.findUnique({
+      where: {
+        bankAccountId: payload.bankAccountId,
+      },
+    })
+
+    const balance = item ? Number(item.balance) : 0
+
+    const newBalance = item
+      ? payload.type === 'DEPOSIT'
+        ? balance + payload.amount
+        : balance - payload.amount
+      : payload.type === 'DEPOSIT'
+        ? payload.amount
+        : -payload.amount
+
+    await tx.bankAccountTransaction.create({
+      data: {
+        bankAccount: { connect: { id: payload.bankAccountId } },
+        amount: payload.amount,
+        type: payload.type,
+        balanceAfter: newBalance,
+
+        referenceId: payload.referenceId,
+        referenceType: payload.referenceType,
+      },
+    })
+
+    console.log('first')
+
+    const bankAccountBalanceItem = await tx.bankAccountBalance.findUnique({
+      where: {
+        bankAccountId: payload.bankAccountId,
+      },
+    })
+
+    if (!bankAccountBalanceItem) {
+      return await tx.bankAccountBalance.create({
+        data: {
+          bankAccount: { connect: { id: payload.bankAccountId } },
+          balance: newBalance,
+        },
+      })
+    }
+
+    return await tx.bankAccountBalance.update({
+      where: {
+        bankAccountId: payload.bankAccountId,
+      },
+      data: {
+        balance: newBalance,
+      },
+    })
+  }
+}
diff --git a/src/modules/bank-accounts/dto/add-transaction.dto.ts b/src/modules/bank-accounts/dto/add-transaction.dto.ts
new file mode 100644
index 0000000..af7d314
--- /dev/null
+++ b/src/modules/bank-accounts/dto/add-transaction.dto.ts
@@ -0,0 +1,22 @@
+import { IsEnum, IsInt } from 'class-validator'
+import {
+  BankAccountTransactionType,
+  BankTransactionRefType,
+} from '../../../generated/prisma/enums'
+
+export class AddTransactionToBankAccountDto {
+  @IsInt()
+  bankAccountId: number
+
+  @IsInt()
+  amount: number
+
+  @IsInt()
+  referenceId: number
+
+  @IsEnum(BankTransactionRefType)
+  referenceType: BankTransactionRefType
+
+  @IsEnum(BankAccountTransactionType)
+  type: BankAccountTransactionType
+}
diff --git a/src/modules/purchase-receipt-payments/purchase-receipt-payments.module.ts b/src/modules/purchase-receipt-payments/purchase-receipt-payments.module.ts
deleted file mode 100644
index d03ad38..0000000
--- a/src/modules/purchase-receipt-payments/purchase-receipt-payments.module.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { Module } from '@nestjs/common'
-
-import { PrismaModule } from '../../prisma/prisma.module'
-import { PurchaseReceiptPaymentsController } from './purchase-receipt-payments.controller'
-import { PurchaseReceiptPaymentsService } from './purchase-receipt-payments.service'
-
-@Module({
-  imports: [PrismaModule],
-  controllers: [PurchaseReceiptPaymentsController],
-  providers: [PurchaseReceiptPaymentsService],
-})
-export class PurchaseReceiptPaymentsModule {}
diff --git a/src/purchase-receipts/dto/create-purchase-receipt.dto.ts b/src/modules/purchase-receipts/index/dto/create-purchase-receipt.dto.ts
similarity index 100%
rename from src/purchase-receipts/dto/create-purchase-receipt.dto.ts
rename to src/modules/purchase-receipts/index/dto/create-purchase-receipt.dto.ts
diff --git a/src/purchase-receipts/dto/update-purchase-receipt.dto.ts b/src/modules/purchase-receipts/index/dto/update-purchase-receipt.dto.ts
similarity index 100%
rename from src/purchase-receipts/dto/update-purchase-receipt.dto.ts
rename to src/modules/purchase-receipts/index/dto/update-purchase-receipt.dto.ts
diff --git a/src/purchase-receipts/purchase-receipts.controller.ts b/src/modules/purchase-receipts/index/purchase-receipts.controller.ts
similarity index 100%
rename from src/purchase-receipts/purchase-receipts.controller.ts
rename to src/modules/purchase-receipts/index/purchase-receipts.controller.ts
diff --git a/src/purchase-receipts/purchase-receipts.service.ts b/src/modules/purchase-receipts/index/purchase-receipts.service.ts
similarity index 74%
rename from src/purchase-receipts/purchase-receipts.service.ts
rename to src/modules/purchase-receipts/index/purchase-receipts.service.ts
index bfd481f..7644151 100644
--- a/src/purchase-receipts/purchase-receipts.service.ts
+++ b/src/modules/purchase-receipts/index/purchase-receipts.service.ts
@@ -1,12 +1,17 @@
 import { Injectable } from '@nestjs/common'
-import { ResponseMapper } from '../common/response/response-mapper'
-import { Prisma } from '../generated/prisma/client'
-import { PrismaService } from '../prisma/prisma.service'
+import { withTransaction } from '../../../common/database/transaction.helper'
+import { ResponseMapper } from '../../../common/response/response-mapper'
+import { Prisma } from '../../../generated/prisma/client'
+import { PrismaService } from '../../../prisma/prisma.service'
 import { CreatePurchaseReceiptDto } from './dto/create-purchase-receipt.dto'
+import { PurchaseReceiptWorkflow } from './purchase-receipts.workflow'
 
 @Injectable()
 export class PurchaseReceiptsService {
-  constructor(private prisma: PrismaService) {}
+  constructor(
+    private prisma: PrismaService,
+    private purchaseReceiptWorkflow: PurchaseReceiptWorkflow,
+  ) {}
 
   async create(dto: CreatePurchaseReceiptDto) {
     const data: Prisma.PurchaseReceiptCreateInput = {
@@ -31,15 +36,24 @@ export class PurchaseReceiptsService {
           }
         : undefined,
     }
-    const item = await this.prisma.purchaseReceipt.create({
-      data,
-      include: { items: true },
-      omit: {
-        supplierId: true,
-        inventoryId: true,
-      },
+
+    return withTransaction(this.prisma, async tx => {
+      const item = await tx.purchaseReceipt.create({
+        data,
+        include: { items: true },
+        omit: {
+          supplierId: true,
+          inventoryId: true,
+        },
+      })
+      await this.purchaseReceiptWorkflow.onCreatePurchaseReceipt(
+        tx,
+        dto.supplierId,
+        dto.totalAmount,
+        item.id,
+      )
+      return ResponseMapper.create(item)
     })
-    return ResponseMapper.create(item)
   }
 
   async findAll() {
diff --git a/src/modules/purchase-receipts/index/purchase-receipts.workflow.ts b/src/modules/purchase-receipts/index/purchase-receipts.workflow.ts
new file mode 100644
index 0000000..b5780de
--- /dev/null
+++ b/src/modules/purchase-receipts/index/purchase-receipts.workflow.ts
@@ -0,0 +1,23 @@
+import { Injectable } from '@nestjs/common'
+import { Prisma } from '../../../generated/prisma/client'
+import { SupplierLedgerWorkflow } from '../../suppliers/ledger/supplier-ledger.workflow'
+
+@Injectable()
+export class PurchaseReceiptWorkflow {
+  constructor(private supplierLedgerWorkflow: SupplierLedgerWorkflow) {}
+
+  async onCreatePurchaseReceipt(
+    tx: Prisma.TransactionClient,
+    supplierId: number,
+    amount: number,
+    sourceId: number,
+  ) {
+    await this.supplierLedgerWorkflow.updateLedgerBalance(
+      tx,
+      supplierId,
+      amount,
+      sourceId,
+      'PURCHASE',
+    )
+  }
+}
diff --git a/src/purchase-receipt-items/dto/create-purchase-receipt-item.dto.ts b/src/modules/purchase-receipts/purchase-receipt-items/dto/create-purchase-receipt-item.dto.ts
similarity index 100%
rename from src/purchase-receipt-items/dto/create-purchase-receipt-item.dto.ts
rename to src/modules/purchase-receipts/purchase-receipt-items/dto/create-purchase-receipt-item.dto.ts
diff --git a/src/purchase-receipt-items/dto/update-purchase-receipt-item.dto.ts b/src/modules/purchase-receipts/purchase-receipt-items/dto/update-purchase-receipt-item.dto.ts
similarity index 100%
rename from src/purchase-receipt-items/dto/update-purchase-receipt-item.dto.ts
rename to src/modules/purchase-receipts/purchase-receipt-items/dto/update-purchase-receipt-item.dto.ts
diff --git a/src/purchase-receipt-items/purchase-receipt-items.controller.ts b/src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.controller.ts
similarity index 100%
rename from src/purchase-receipt-items/purchase-receipt-items.controller.ts
rename to src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.controller.ts
diff --git a/src/purchase-receipt-items/purchase-receipt-items.module.ts b/src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.module.ts
similarity index 86%
rename from src/purchase-receipt-items/purchase-receipt-items.module.ts
rename to src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.module.ts
index 82e05e8..83cd162 100644
--- a/src/purchase-receipt-items/purchase-receipt-items.module.ts
+++ b/src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.module.ts
@@ -1,5 +1,5 @@
 import { Module } from '@nestjs/common'
-import { PrismaModule } from '../prisma/prisma.module'
+import { PrismaModule } from '../../../prisma/prisma.module'
 import { PurchaseReceiptItemsController } from './purchase-receipt-items.controller'
 import { PurchaseReceiptItemsService } from './purchase-receipt-items.service'
 
diff --git a/src/purchase-receipt-items/purchase-receipt-items.service.ts b/src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.service.ts
similarity index 95%
rename from src/purchase-receipt-items/purchase-receipt-items.service.ts
rename to src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.service.ts
index cbdf78f..1e383a1 100644
--- a/src/purchase-receipt-items/purchase-receipt-items.service.ts
+++ b/src/modules/purchase-receipts/purchase-receipt-items/purchase-receipt-items.service.ts
@@ -1,6 +1,6 @@
 import { Injectable } from '@nestjs/common'
-import { ResponseMapper } from '../common/response/response-mapper'
-import { PrismaService } from '../prisma/prisma.service'
+import { ResponseMapper } from '../../../common/response/response-mapper'
+import { PrismaService } from '../../../prisma/prisma.service'
 import { CreatePurchaseReceiptItemDto } from './dto/create-purchase-receipt-item.dto'
 
 @Injectable()
diff --git a/src/modules/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts b/src/modules/purchase-receipts/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts
similarity index 85%
rename from src/modules/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts
rename to src/modules/purchase-receipts/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts
index 5c4a737..093fde9 100644
--- a/src/modules/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts
+++ b/src/modules/purchase-receipts/purchase-receipt-payments/dto/create-purchase-receipt-payment.dto.ts
@@ -1,5 +1,5 @@
 import { IsEnum, IsInt, IsNumber, IsOptional, IsString } from 'class-validator'
-import { PaymentMethodType, PaymentType } from '../../../generated/prisma/enums'
+import { PaymentMethodType, PaymentType } from '../../../../generated/prisma/enums'
 
 export class CreatePurchaseReceiptPaymentDto {
   @IsNumber()
diff --git a/src/modules/purchase-receipt-payments/dto/update-purchase-receipt-payment.dto.ts b/src/modules/purchase-receipts/purchase-receipt-payments/dto/update-purchase-receipt-payment.dto.ts
similarity index 100%
rename from src/modules/purchase-receipt-payments/dto/update-purchase-receipt-payment.dto.ts
rename to src/modules/purchase-receipts/purchase-receipt-payments/dto/update-purchase-receipt-payment.dto.ts
diff --git a/src/modules/purchase-receipt-payments/purchase-receipt-payments.controller.ts b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.controller.ts
similarity index 100%
rename from src/modules/purchase-receipt-payments/purchase-receipt-payments.controller.ts
rename to src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.controller.ts
diff --git a/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.module.ts b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.module.ts
new file mode 100644
index 0000000..cc5d2d8
--- /dev/null
+++ b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.module.ts
@@ -0,0 +1,15 @@
+import { Module } from '@nestjs/common'
+
+import { PrismaModule } from '../../../prisma/prisma.module'
+import { BankAccountsModule } from '../../bank-accounts/bank-accounts.module'
+import { PurchaseReceiptPaymentsController } from './purchase-receipt-payments.controller'
+import { PurchaseReceiptPaymentsService } from './purchase-receipt-payments.service'
+import { PurchaseReceiptPaymentsWorkflow } from './purchase-receipt-payments.workflow'
+
+@Module({
+  imports: [PrismaModule, BankAccountsModule],
+  controllers: [PurchaseReceiptPaymentsController],
+  providers: [PurchaseReceiptPaymentsService, PurchaseReceiptPaymentsWorkflow],
+  exports: [PurchaseReceiptPaymentsWorkflow],
+})
+export class PurchaseReceiptPaymentsModule {}
diff --git a/src/modules/purchase-receipt-payments/purchase-receipt-payments.service.ts b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.service.ts
similarity index 60%
rename from src/modules/purchase-receipt-payments/purchase-receipt-payments.service.ts
rename to src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.service.ts
index f0a52e5..b1f713b 100644
--- a/src/modules/purchase-receipt-payments/purchase-receipt-payments.service.ts
+++ b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.service.ts
@@ -1,14 +1,29 @@
 import { Injectable } from '@nestjs/common'
-import { ResponseMapper } from '../../common/response/response-mapper'
-import { PrismaService } from '../../prisma/prisma.service'
+import { withTransaction } from '../../../common/database/transaction.helper'
+import { ResponseMapper } from '../../../common/response/response-mapper'
+import { PrismaService } from '../../../prisma/prisma.service'
+import { CreatePurchaseReceiptPaymentDto } from './dto/create-purchase-receipt-payment.dto'
+import { PurchaseReceiptPaymentsWorkflow } from './purchase-receipt-payments.workflow'
 
 @Injectable()
 export class PurchaseReceiptPaymentsService {
-  constructor(private prisma: PrismaService) {}
+  constructor(
+    private prisma: PrismaService,
+    private purchaseReceiptPaymentsWorkflow: PurchaseReceiptPaymentsWorkflow,
+  ) {}
 
-  async create(data: any) {
-    const item = await this.prisma.purchaseReceiptPayments.create({ data })
-    return ResponseMapper.create(item)
+  async create(data: CreatePurchaseReceiptPaymentDto) {
+    return withTransaction(this.prisma, async tx => {
+      const item = await tx.purchaseReceiptPayments.create({ data })
+      await this.purchaseReceiptPaymentsWorkflow.onAddPayment(
+        tx,
+        data.bankAccountId,
+        data.receiptId,
+        data.amount,
+        data.type,
+      )
+      return ResponseMapper.create(item)
+    })
   }
 
   async findAll() {
diff --git a/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.workflow.ts b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.workflow.ts
new file mode 100644
index 0000000..0de3175
--- /dev/null
+++ b/src/modules/purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.workflow.ts
@@ -0,0 +1,58 @@
+import { Injectable } from '@nestjs/common'
+import { Prisma } from '../../../generated/prisma/client'
+import { PaymentType } from '../../../generated/prisma/enums'
+import { BankAccountsWorkflow } from '../../bank-accounts/bank-accounts.workflow'
+
+@Injectable()
+export class PurchaseReceiptPaymentsWorkflow {
+  constructor(private bankAccountsWorkflow: BankAccountsWorkflow) {}
+
+  async onAddPayment(
+    tx: Prisma.TransactionClient,
+    bankAccountId: number,
+    receiptId: number,
+    amount: number,
+    type: PaymentType,
+  ) {
+    const { paidAmount, totalAmount } = await tx.purchaseReceipt.findUniqueOrThrow({
+      where: { id: receiptId },
+    })
+
+    if (type === 'PAYMENT' && Number(paidAmount) + Number(amount) > Number(totalAmount)) {
+      throw new Error('مجموع مبلغ پرداختی بیشتر از مبلغ فاکتور است.')
+    }
+
+    if (type === 'REFUND' && Number(paidAmount) - Number(amount) < 0) {
+      throw new Error(
+        'مجموع مبلغ بازپرداختی بیشتر از مبلغ پرداخت‌ شده در این فاکتور است.',
+      )
+    }
+
+    await this.bankAccountsWorkflow.addTransaction(tx, {
+      bankAccountId: bankAccountId,
+      amount: amount,
+      type: type === 'PAYMENT' ? 'WITHDRAWAL' : 'DEPOSIT',
+      referenceId: receiptId,
+      referenceType: type === 'PAYMENT' ? 'PURCHASE_PAYMENT' : 'PURCHASE_REFUND',
+    })
+
+    const newPaidAmount =
+      type === 'PAYMENT'
+        ? Number(paidAmount) + Number(amount)
+        : Number(paidAmount) - Number(amount)
+    const newStatus =
+      newPaidAmount === 0
+        ? 'UNPAID'
+        : newPaidAmount >= Number(totalAmount)
+          ? 'PAID'
+          : 'PARTIALLY_PAID'
+
+    await tx.purchaseReceipt.update({
+      where: { id: receiptId },
+      data: {
+        paidAmount: newPaidAmount,
+        status: newStatus,
+      },
+    })
+  }
+}
diff --git a/src/modules/purchase-receipts/purchase-receipts.module.ts b/src/modules/purchase-receipts/purchase-receipts.module.ts
new file mode 100644
index 0000000..96f3068
--- /dev/null
+++ b/src/modules/purchase-receipts/purchase-receipts.module.ts
@@ -0,0 +1,21 @@
+import { Module } from '@nestjs/common'
+import { PrismaModule } from '../../prisma/prisma.module'
+import { SupplierLedgerModule } from '../suppliers/ledger/supplier-ledger.module'
+import { PurchaseReceiptsController } from './index/purchase-receipts.controller'
+import { PurchaseReceiptsService } from './index/purchase-receipts.service'
+import { PurchaseReceiptWorkflow } from './index/purchase-receipts.workflow'
+import { PurchaseReceiptItemsModule } from './purchase-receipt-items/purchase-receipt-items.module'
+import { PurchaseReceiptPaymentsModule } from './purchase-receipt-payments/purchase-receipt-payments.module'
+
+@Module({
+  imports: [
+    PrismaModule,
+    PurchaseReceiptItemsModule,
+    PurchaseReceiptPaymentsModule,
+    SupplierLedgerModule,
+  ],
+  controllers: [PurchaseReceiptsController],
+  providers: [PurchaseReceiptsService, PurchaseReceiptWorkflow],
+  exports: [PurchaseReceiptWorkflow],
+})
+export class PurchaseReceiptsModule {}
diff --git a/src/modules/suppliers/index/suppliers.controller.ts b/src/modules/suppliers/index/suppliers.controller.ts
index 81fc9e8..9ea9ac6 100644
--- a/src/modules/suppliers/index/suppliers.controller.ts
+++ b/src/modules/suppliers/index/suppliers.controller.ts
@@ -22,11 +22,6 @@ export class SuppliersController {
     return this.suppliersService.findOne(Number(supplierId))
   }
 
-  @Get(':supplierId/ledger')
-  getLedger(@Param('supplierId') supplierId: string) {
-    return this.suppliersService.getLedger(Number(supplierId))
-  }
-
   @Patch(':id')
   update(@Param('id') id: string, @Body() dto: UpdateSupplierDto) {
     return this.suppliersService.update(Number(id), dto)
diff --git a/src/modules/suppliers/index/suppliers.service.ts b/src/modules/suppliers/index/suppliers.service.ts
index 2a29cf0..b638246 100644
--- a/src/modules/suppliers/index/suppliers.service.ts
+++ b/src/modules/suppliers/index/suppliers.service.ts
@@ -37,21 +37,6 @@ export class SuppliersService {
     })
   }
 
-  async getLedger(supplierId: number) {
-    const items = await this.prisma.supplierLedger.findMany({
-      where: {
-        supplierId,
-      },
-      omit: {
-        supplierId: true,
-      },
-      orderBy: {
-        createdAt: 'desc',
-      },
-    })
-    return ResponseMapper.list(items)
-  }
-
   async update(id: number, data: any) {
     const item = await this.prisma.supplier.update({ where: { id }, data })
     return ResponseMapper.update(item)
diff --git a/src/modules/suppliers/invoices/invoices.controller.ts b/src/modules/suppliers/invoices/invoices.controller.ts
index 77d988f..da49ecf 100644
--- a/src/modules/suppliers/invoices/invoices.controller.ts
+++ b/src/modules/suppliers/invoices/invoices.controller.ts
@@ -21,10 +21,15 @@ export class SupplierInvoicesController {
 
   @Post(':invoiceId/pay')
   createPayment(
+    @Param('supplierId') supplierId: string,
     @Param('invoiceId') invoiceId: string,
     @Body() data: CreateReceiptPaymentDto,
   ) {
-    return this.supplierInvoicesService.createPayment(Number(invoiceId), data)
+    return this.supplierInvoicesService.createPayment(
+      Number(supplierId),
+      Number(invoiceId),
+      data,
+    )
   }
 
   @Get(':invoiceId/payments')
diff --git a/src/modules/suppliers/invoices/invoices.module.ts b/src/modules/suppliers/invoices/invoices.module.ts
index b14d095..71a4fd1 100644
--- a/src/modules/suppliers/invoices/invoices.module.ts
+++ b/src/modules/suppliers/invoices/invoices.module.ts
@@ -1,11 +1,14 @@
 import { Module } from '@nestjs/common'
 import { PrismaModule } from '../../../prisma/prisma.module'
+import { PurchaseReceiptPaymentsModule } from '../../purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.module'
+import { SupplierLedgerModule } from '../ledger/supplier-ledger.module'
 import { SupplierInvoicesController } from './invoices.controller'
 import { SupplierInvoicesService } from './invoices.service'
+import { SupplierInvoicesWorkflow } from './invoices.workflow'
 
 @Module({
-  imports: [PrismaModule],
+  imports: [PrismaModule, PurchaseReceiptPaymentsModule, SupplierLedgerModule],
   controllers: [SupplierInvoicesController],
-  providers: [SupplierInvoicesService],
+  providers: [SupplierInvoicesService, SupplierInvoicesWorkflow],
 })
 export class SupplierInvoicesModule {}
diff --git a/src/modules/suppliers/invoices/invoices.service.ts b/src/modules/suppliers/invoices/invoices.service.ts
index 3d57cc3..88750c7 100644
--- a/src/modules/suppliers/invoices/invoices.service.ts
+++ b/src/modules/suppliers/invoices/invoices.service.ts
@@ -1,11 +1,16 @@
 import { Injectable } from '@nestjs/common'
+import { withTransaction } from '../../../common/database/transaction.helper'
 import { ResponseMapper } from '../../../common/response/response-mapper'
 import { PrismaService } from '../../../prisma/prisma.service'
 import { CreateReceiptPaymentDto } from './dto/create-receipt-payment.dto'
+import { SupplierInvoicesWorkflow } from './invoices.workflow'
 
 @Injectable()
 export class SupplierInvoicesService {
-  constructor(private prisma: PrismaService) {}
+  constructor(
+    private prisma: PrismaService,
+    private supplierInvoicesWorkflow: SupplierInvoicesWorkflow,
+  ) {}
 
   async findAll(supplierId: number) {
     const items = await this.prisma.purchaseReceipt.findMany({
@@ -147,32 +152,45 @@ export class SupplierInvoicesService {
     return ResponseMapper.list(items)
   }
 
-  async createPayment(invoiceId: number, data: CreateReceiptPaymentDto) {
+  async createPayment(
+    supplierId: number,
+    invoiceId: number,
+    data: CreateReceiptPaymentDto,
+  ) {
     const { bankAccountId, ...rest } = data
-    console.log(data)
 
-    const payment = await this.prisma.purchaseReceiptPayments.create({
-      data: {
-        ...rest,
-        payedAt: new Date(data.payedAt),
-        receipt: {
-          connect: {
-            id: invoiceId,
+    return withTransaction(this.prisma, async tx => {
+      await this.supplierInvoicesWorkflow.onPaymentCreated(
+        tx,
+        supplierId,
+        data.amount,
+        invoiceId,
+        bankAccountId,
+      )
+
+      const payment = await tx.purchaseReceiptPayments.create({
+        data: {
+          ...rest,
+          payedAt: new Date(data.payedAt),
+          receipt: {
+            connect: {
+              id: invoiceId,
+            },
+          },
+          bankAccount: {
+            connect: {
+              id: bankAccountId,
+            },
           },
         },
-        bankAccount: {
-          connect: {
-            id: bankAccountId,
-          },
+        include: {
+          receipt: true,
         },
-      },
-      include: {
-        receipt: true,
-      },
-      omit: {
-        receiptId: true,
-      },
+        omit: {
+          receiptId: true,
+        },
+      })
+      return ResponseMapper.create(payment)
     })
-    return ResponseMapper.create(payment)
   }
 }
diff --git a/src/modules/suppliers/invoices/invoices.workflow.ts b/src/modules/suppliers/invoices/invoices.workflow.ts
new file mode 100644
index 0000000..2985314
--- /dev/null
+++ b/src/modules/suppliers/invoices/invoices.workflow.ts
@@ -0,0 +1,36 @@
+import { Injectable } from '@nestjs/common'
+import { Prisma } from '../../../generated/prisma/client'
+import { PurchaseReceiptPaymentsWorkflow } from '../../purchase-receipts/purchase-receipt-payments/purchase-receipt-payments.workflow'
+import { SupplierLedgerWorkflow } from '../ledger/supplier-ledger.workflow'
+
+@Injectable()
+export class SupplierInvoicesWorkflow {
+  constructor(
+    private supplierLedgerWorkflow: SupplierLedgerWorkflow,
+    private purchaseReceiptPaymentWorkflow: PurchaseReceiptPaymentsWorkflow,
+  ) {}
+
+  async onPaymentCreated(
+    tx: Prisma.TransactionClient,
+    supplierId: number,
+    amount: number,
+    invoiceId: number,
+    bankAccountId: number,
+  ) {
+    await this.supplierLedgerWorkflow.updateLedgerBalance(
+      tx,
+      supplierId,
+      amount,
+      invoiceId,
+      'PAYMENT',
+    )
+
+    await this.purchaseReceiptPaymentWorkflow.onAddPayment(
+      tx,
+      bankAccountId,
+      invoiceId,
+      amount,
+      'PAYMENT',
+    )
+  }
+}
diff --git a/src/modules/suppliers/ledger/supplier-ledger.controller.ts b/src/modules/suppliers/ledger/supplier-ledger.controller.ts
new file mode 100644
index 0000000..ffb333a
--- /dev/null
+++ b/src/modules/suppliers/ledger/supplier-ledger.controller.ts
@@ -0,0 +1,12 @@
+import { Controller, Get, Param } from '@nestjs/common'
+import { SupplierLedgerService } from './supplier-ledger.service'
+
+@Controller('suppliers/:supplierId/ledger')
+export class SupplierLedgerController {
+  constructor(private readonly supplierLedgerService: SupplierLedgerService) {}
+
+  @Get('')
+  getLedger(@Param('supplierId') supplierId: string) {
+    return this.supplierLedgerService.findAll(Number(supplierId))
+  }
+}
diff --git a/src/modules/suppliers/ledger/supplier-ledger.module.ts b/src/modules/suppliers/ledger/supplier-ledger.module.ts
new file mode 100644
index 0000000..13692ac
--- /dev/null
+++ b/src/modules/suppliers/ledger/supplier-ledger.module.ts
@@ -0,0 +1,13 @@
+import { Module } from '@nestjs/common'
+import { PrismaModule } from '../../../prisma/prisma.module'
+import { SupplierLedgerController } from './supplier-ledger.controller'
+import { SupplierLedgerService } from './supplier-ledger.service'
+import { SupplierLedgerWorkflow } from './supplier-ledger.workflow'
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [SupplierLedgerController],
+  providers: [SupplierLedgerService, SupplierLedgerWorkflow],
+  exports: [SupplierLedgerWorkflow],
+})
+export class SupplierLedgerModule {}
diff --git a/src/modules/suppliers/ledger/supplier-ledger.service.ts b/src/modules/suppliers/ledger/supplier-ledger.service.ts
new file mode 100644
index 0000000..bcb929f
--- /dev/null
+++ b/src/modules/suppliers/ledger/supplier-ledger.service.ts
@@ -0,0 +1,23 @@
+import { Injectable } from '@nestjs/common'
+import { ResponseMapper } from '../../../common/response/response-mapper'
+import { PrismaService } from '../../../prisma/prisma.service'
+
+@Injectable()
+export class SupplierLedgerService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(supplierId: number) {
+    const items = await this.prisma.supplierLedger.findMany({
+      where: {
+        supplierId,
+      },
+      omit: {
+        supplierId: true,
+      },
+      orderBy: {
+        createdAt: 'desc',
+      },
+    })
+    return ResponseMapper.list(items)
+  }
+}
diff --git a/src/modules/suppliers/ledger/supplier-ledger.workflow.ts b/src/modules/suppliers/ledger/supplier-ledger.workflow.ts
new file mode 100644
index 0000000..026fdb6
--- /dev/null
+++ b/src/modules/suppliers/ledger/supplier-ledger.workflow.ts
@@ -0,0 +1,57 @@
+import { Injectable } from '@nestjs/common'
+import { Prisma } from '../../../generated/prisma/client'
+import { LedgerSourceType } from '../../../generated/prisma/enums'
+
+@Injectable()
+export class SupplierLedgerWorkflow {
+  async updateLedgerBalance(
+    tx: Prisma.TransactionClient,
+    supplierId: number,
+    amount: number,
+    sourceId: number,
+    sourceType: LedgerSourceType,
+  ) {
+    const lastSupplierLedgerBalance = await tx.supplierLedger
+      .findFirstOrThrow({
+        where: { supplierId },
+        orderBy: { createdAt: 'desc' },
+      })
+      .then(sl => (sl ? sl.balance : 0))
+
+    let newBalance = Number(lastSupplierLedgerBalance)
+    let credit = 0
+    let debit = 0
+    let description = ''
+
+    switch (sourceType) {
+      case 'PURCHASE':
+        newBalance += amount
+        credit = amount
+        description = `خرید به مبلغ ${amount} بابت خرید شماره ${sourceId}`
+        break
+      case 'REFUND':
+      case 'PAYMENT':
+        newBalance -= amount
+        debit = amount
+        description = `پرداخت به مبلغ ${amount} بابت پرداخت شماره ${sourceId}`
+        break
+      case 'ADJUSTMENT':
+        newBalance = amount
+        description = `اصلاح حساب به مبلغ ${amount} بابت پرداخت شماره ${sourceId}`
+
+        break
+    }
+
+    return await tx.supplierLedger.create({
+      data: {
+        supplierId,
+        debit,
+        credit,
+        balance: newBalance,
+        sourceId,
+        sourceType,
+        description,
+      },
+    })
+  }
+}
diff --git a/src/modules/suppliers/suppliers.module.ts b/src/modules/suppliers/suppliers.module.ts
index 5f17c23..f717480 100644
--- a/src/modules/suppliers/suppliers.module.ts
+++ b/src/modules/suppliers/suppliers.module.ts
@@ -3,9 +3,10 @@ import { PrismaModule } from '../../prisma/prisma.module'
 import { SuppliersController } from './index/suppliers.controller'
 import { SuppliersService } from './index/suppliers.service'
 import { SupplierInvoicesModule } from './invoices/invoices.module'
+import { SupplierLedgerModule } from './ledger/supplier-ledger.module'
 
 @Module({
-  imports: [PrismaModule, SupplierInvoicesModule],
+  imports: [PrismaModule, SupplierInvoicesModule, SupplierLedgerModule],
   controllers: [SuppliersController],
   providers: [SuppliersService],
 })
diff --git a/src/purchase-receipts/purchase-receipts.module.ts b/src/purchase-receipts/purchase-receipts.module.ts
deleted file mode 100644
index bc94cbf..0000000
--- a/src/purchase-receipts/purchase-receipts.module.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { Module } from '@nestjs/common'
-import { PrismaModule } from '../prisma/prisma.module'
-import { PurchaseReceiptsController } from './purchase-receipts.controller'
-import { PurchaseReceiptsService } from './purchase-receipts.service'
-
-@Module({
-  imports: [PrismaModule],
-  controllers: [PurchaseReceiptsController],
-  providers: [PurchaseReceiptsService],
-})
-export class PurchaseReceiptsModule {}