Initial commit

pkg/repo/repo.go

@@ -0,0 +1,35 @@
+package repo
+
+import (
+	"addrss/pkg/config"
+	"database/sql"
+	"fmt"
+
+	_ "github.com/go-sql-driver/mysql"
+)
+
+func getDB() *sql.DB {
+	dsn, err := config.GetString("dsn")
+	if err != nil {
+		panic(err)
+	}
+
+	db, err := sql.Open("mysql", dsn)
+	if err != nil {
+		panic(err)
+	}
+
+	return db
+}
+
+func dbQueryError(err error) error {
+	return fmt.Errorf("could not execute query: %w", err)
+}
+
+func dbScanError(err error) error {
+	return fmt.Errorf("could not scan into struct: %w", err)
+}
+
+func dbRowsError(err error) error {
+	return fmt.Errorf("could not iterate over rows: %w", err)
+}