refactor: project structure, makefile

internal/logger/logger.go

@@ -0,0 +1,66 @@
+// Copyright (c) 2025 Nikolai Papin
+//
+// This file is part of the Auto Attendance app that looks for
+// self-attend QR-codes during lectures and opens their URLs in your
+// browser.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package logger
+
+import (
+	"log/slog"
+	"os"
+
+	"git.weirdcat.su/weirdcat/auto-attendance/internal/config"
+)
+
+type Logger struct {
+	*slog.Logger
+	*config.Config
+}
+
+func NewLogger(config *config.Config) *Logger {
+	var level slog.Level
+	switch config.Logging.Level {
+	case "debug":
+		level = slog.LevelDebug
+	case "info":
+		level = slog.LevelInfo
+	case "warn":
+		level = slog.LevelWarn
+	case "error":
+		level = slog.LevelError
+	default:
+		level = slog.LevelInfo
+	}
+
+	var output *os.File
+	switch config.Logging.Output {
+	case "stderr":
+		output = os.Stderr
+	case "stdout":
+		output = os.Stdout
+	default:
+		output = os.Stdout
+	}
+
+	handler := slog.NewTextHandler(output, &slog.HandlerOptions{
+		Level: level,
+	})
+
+	logger := slog.New(handler)
+
+	return &Logger{logger, config}
+}