From 97439065bc0b6f30ce64f4d03cc1b94ac0503e8d Mon Sep 17 00:00:00 2001
From: Filippo Ferrari <filippo.ferrari.pr@gmail.com>
Date: Tue, 4 Jun 2024 13:35:16 +0100
Subject: [PATCH] feat: credit by user calculations

---
 .../java/com/application/munera/services/ExpenseService.java  | 3 +++
 .../java/com/application/munera/services/PersonService.java   | 4 ++++
 .../com/application/munera/views/expenses/PeopleView.java     | 1 +
 3 files changed, 8 insertions(+)

diff --git a/src/main/java/com/application/munera/services/ExpenseService.java b/src/main/java/com/application/munera/services/ExpenseService.java
index da4c036..d63db89 100644
--- a/src/main/java/com/application/munera/services/ExpenseService.java
+++ b/src/main/java/com/application/munera/services/ExpenseService.java
@@ -29,6 +29,9 @@ public class ExpenseService {
         return repository.findDebtorsExpensesByPersonId(person.getId());
     }
 
+    public Collection<Expense> findCreditByUser(final Person person) {
+        return repository.findCreditorsExpensesByPersonId(person.getId());
+    }
     public List<Expense> findAll() {return repository.findAll();}
 
     public Expense update(Expense entity) {
diff --git a/src/main/java/com/application/munera/services/PersonService.java b/src/main/java/com/application/munera/services/PersonService.java
index 5893925..097840a 100644
--- a/src/main/java/com/application/munera/services/PersonService.java
+++ b/src/main/java/com/application/munera/services/PersonService.java
@@ -54,4 +54,8 @@ public class PersonService {
     public BigDecimal calculateDebt(final Person person){
         return this.expenseService.findDebtByUser(person).stream().map(Expense::getCost).reduce(BigDecimal.ZERO, BigDecimal::add);
     }
+
+    public BigDecimal calculateCredit(final Person person) {
+        return this.expenseService.findCreditByUser(person).stream().map(Expense::getCost).reduce(BigDecimal.ZERO, BigDecimal::add);
+    }
 }
diff --git a/src/main/java/com/application/munera/views/expenses/PeopleView.java b/src/main/java/com/application/munera/views/expenses/PeopleView.java
index 2234958..9ca9255 100644
--- a/src/main/java/com/application/munera/views/expenses/PeopleView.java
+++ b/src/main/java/com/application/munera/views/expenses/PeopleView.java
@@ -70,6 +70,7 @@ public class PeopleView extends Div implements BeforeEnterObserver {
         grid.addColumn(Person::getLastName).setHeader("Last Name").setSortable(true);
         grid.addColumn(Person::getEmail).setHeader("Email").setSortable(true);
         grid.addColumn(personService::calculateDebt).setHeader("Debt").setSortable(true);
+        grid.addColumn(personService::calculateCredit).setHeader("Credit").setSortable(true);
         grid.getColumns().forEach(col -> col.setAutoWidth(true));
         grid.setItems(query -> personService.list(
                         PageRequest.of(query.getPage(), query.getPageSize(), VaadinSpringDataHelpers.toSpringDataSort(query)))