feat: implement user profile retrieval with roles and permissions caching

sqlc_gen/permission.sql.go

@@ -0,0 +1,46 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.30.0
+// source: permission.sql
+
+package db
+
+import (
+	"context"
+
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const getPermissionsByUserID = `-- name: GetPermissionsByUserID :many
+SELECT DISTINCT p.name, p.description
+FROM user_roles ur
+JOIN role_permissions rp ON rp.role_id = ur.role_id
+JOIN permissions p ON p.id = rp.permission_id
+WHERE ur.user_id = $1
+`
+
+type GetPermissionsByUserIDRow struct {
+	Name        string      `db:"name" json:"name"`
+	Description pgtype.Text `db:"description" json:"description"`
+}
+
+func (q *Queries) GetPermissionsByUserID(ctx context.Context, userID uuid.UUID) ([]GetPermissionsByUserIDRow, error) {
+	rows, err := q.db.Query(ctx, getPermissionsByUserID, userID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetPermissionsByUserIDRow
+	for rows.Next() {
+		var i GetPermissionsByUserIDRow
+		if err := rows.Scan(&i.Name, &i.Description); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}