From 9b4effa39ee11b7e23edf3374c7b6c8c74f24665 Mon Sep 17 00:00:00 2001
From: Hossain Khan <hello@hossain.dev>
Date: Sat, 18 Nov 2023 12:03:45 -0500
Subject: [PATCH] Code modification using Copilot

---
 .idea/vcs.xml                                 |  1 -
 .../postgresqldelight/SportsRepository.kt     | 23 +++++++++++++------
 2 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index 288b36b..94a25f7 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/src/main/kotlin/dev/hossain/postgresqldelight/SportsRepository.kt b/src/main/kotlin/dev/hossain/postgresqldelight/SportsRepository.kt
index 3f8ad35..d1341f3 100644
--- a/src/main/kotlin/dev/hossain/postgresqldelight/SportsRepository.kt
+++ b/src/main/kotlin/dev/hossain/postgresqldelight/SportsRepository.kt
@@ -33,14 +33,23 @@ class SportsRepository constructor(
         SportsDatabase.Schema.create(driver)
     }
 
+
+    /**
+     * Creates a [DataSource] using [HikariDataSource].
+     * @param appConfig the [AppConfig] required to create the [DataSource].
+     */
     private fun getDataSource(appConfig: AppConfig): DataSource {
-        val hikariConfig = HikariConfig()
         // https://jdbc.postgresql.org/documentation/use/
-        hikariConfig.setJdbcUrl("jdbc:postgresql://${appConfig.dbHost}/${appConfig.dbName}")
-        hikariConfig.driverClassName = "org.postgresql.Driver"
-        hikariConfig.username = appConfig.dbUsername
-        hikariConfig.password = appConfig.dbPassword
-
-        return HikariDataSource(hikariConfig)
+        val config = HikariConfig().apply {
+            jdbcUrl = "jdbc:postgresql://${appConfig.dbHost}/${appConfig.dbName}"
+            driverClassName = "org.postgresql.Driver"
+            username = appConfig.dbUsername
+            password = appConfig.dbPassword
+            maximumPoolSize = 3
+            isAutoCommit = false
+            transactionIsolation = "TRANSACTION_REPEATABLE_READ"
+            validate()
+        }
+        return HikariDataSource(config)
     }
 }
\ No newline at end of file