made db module

internal/database/claims.go

@@ -0,0 +1,10 @@
+package database
+
+import (
+	"context"
+)
+
+func (database *Database) FindClaimsByBarcode(system string, barcode string) {
+	ctx := context.Background()
+	database.db.Exec(ctx, "SELECT * FROM user_claims")
+}

internal/database/claims_dao.go

@@ -1,11 +0,0 @@
-package database
-
-import (
-	"context"
-)
-
-func FindClaimsByBarcode(system string, barcode string) {
-	ctx := context.Background()
-	api.db.Exec("SELECT * FROM user_claims")
-
-}

internal/database/database.go

@@ -16,8 +16,12 @@ var UserClaimsTable = ksql.NewTable("user_claims", "id")
 
 var AutomatedClaimsTable = ksql.NewTable("automated_claims", "id")
 
+type Database struct {
+	db *ksql.DB
+}
+
 // initializeDatabase creates the database and calls createTables.
-func InitializeDatabase() *ksql.DB {
+func InitializeDatabase() Database {
 	ctx := context.Background()
 
 	// urlExample := "postgres://username:password@localhost:5432/database_name"
@@ -30,13 +34,18 @@ func InitializeDatabase() *ksql.DB {
 	if err != nil {
 		log.Fatalf("Unable to connect to database: %v\n", err)
 	}
-	createTables(ctx, db)
-	return &db
+
+	database := Database{
+		db: &db,
+	}
+
+	database.createTables(ctx)
+	return database
 }
 
 // createTables adds the product, automated_claims, and user_claims tables to the initialized database.
-func createTables(ctx context.Context, db ksql.DB) {
-	_, err := db.Exec(ctx, `
+func (database *Database) createTables(ctx context.Context) {
+	_, err := database.db.Exec(ctx, `
 		CREATE TABLE IF NOT EXISTS products (
 			id BIGSERIAL PRIMARY KEY,
 			system TEXT,
@@ -47,7 +56,7 @@ func createTables(ctx context.Context, db ksql.DB) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	_, err = db.Exec(ctx, `
+	_, err = database.db.Exec(ctx, `
 		CREATE TABLE IF NOT EXISTS user_claims (
 			id BIGSERIAL PRIMARY KEY,
 			product_id INTEGER,
@@ -66,7 +75,7 @@ func createTables(ctx context.Context, db ksql.DB) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	_, err = db.Exec(ctx, `
+	_, err = database.db.Exec(ctx, `
 		CREATE TABLE IF NOT EXISTS automated_claims (
 			id BIGSERIAL PRIMARY KEY,
 			product_id INTEGER,