fix school year and related issues

tests/app/Services/SchoolYearContextServiceTest.php

@@ -29,6 +29,8 @@ final class SchoolYearContextRequest extends MockIncomingRequest
 
 final class SchoolYearContextFakeModel extends SchoolYearModel
 {
+    private array $filters = [];
+
     public function __construct(private readonly array $rows)
     {
     }
@@ -48,6 +50,35 @@ final class SchoolYearContextFakeModel extends SchoolYearModel
 
         return null;
     }
+
+    public function where($key, $value = null, ?bool $escape = null)
+    {
+        $this->filters[] = [$key, $value];
+
+        return $this;
+    }
+
+    public function orderBy($orderBy, string $direction = '', ?bool $escape = null)
+    {
+        return $this;
+    }
+
+    public function findAll(?int $limit = null, int $offset = 0)
+    {
+        $rows = array_values(array_filter($this->rows, function (array $row): bool {
+            foreach ($this->filters as [$key, $value]) {
+                if (($row[$key] ?? null) !== $value) {
+                    return false;
+                }
+            }
+
+            return true;
+        }));
+
+        $this->filters = [];
+
+        return $limit !== null ? array_slice($rows, $offset, $limit) : array_slice($rows, $offset);
+    }
 }
 
 final class SchoolYearContextServiceTest extends CIUnitTestCase
@@ -116,4 +147,20 @@ final class SchoolYearContextServiceTest extends CIUnitTestCase
         $this->assertNull(session()->get('semester'));
         $this->assertNull(session()->get('active_school_year'));
     }
+
+    public function testSingleClosingYearIsUsedAsReadonlyContextWhenNoActiveYearExists(): void
+    {
+        $service = new SchoolYearContextService(new SchoolYearContextFakeModel([
+            1 => ['id' => 1, 'name' => '2025-2026', 'status' => 'closing'],
+            2 => ['id' => 2, 'name' => '2026-2027', 'status' => 'draft'],
+        ]));
+
+        $context = $service->resolve(new SchoolYearContextRequest());
+
+        $this->assertSame(1, $context->id());
+        $this->assertSame('2025-2026', $context->yearName());
+        $this->assertSame('closing', $context->status());
+        $this->assertTrue($context->isReadonly());
+        $this->assertFalse($context->isExplicitSelection());
+    }
 }