1 files changed, 49 insertions, 0 deletions

diff --git a/packages/main/src/utils/logging.ts b/packages/main/src/utils/logging.ts
new file mode 100644
index 0000000..9f1133f
--- /dev/null
+++ b/packages/main/src/utils/logging.ts
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C)  2021-2022 Kristóf Marussy <kristof@marussy.com>
+ *
+ * This file is part of Sophie.
+ *
+ * Sophie is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import loglevel, { Logger } from 'loglevel';
+import prefix from 'loglevel-plugin-prefix';
+
+const isDevelopment = import.meta.env.MODE === 'development';
+
+if (isDevelopment) {
+  loglevel.enableAll();
+}
+
+prefix.reg(loglevel);
+prefix.apply(loglevel, {
+  format(level, name, timestamp) {
+    let shortName = 'global';
+    if (name !== undefined) {
+      const nameSegments = name.split(':');
+      const lastSegment = nameSegments.pop();
+      shortName = [...nameSegments.map((segment) => segment[0]), lastSegment].join(':');
+    }
+    if (isDevelopment) {
+      // `watch.js` already appends timestamps.
+      return `${level} (${shortName})`;
+    }
+    return `[${timestamp}] ${level} (${shortName})`;
+  },
+});
+
+export function getLogger(loggerName: string): Logger {
+  return loglevel.getLogger(`sophie:${loggerName}`);
+}