feat: add configurable loglevel

internal/utility/environment.go

@@ -6,15 +6,19 @@ import (
 	"path/filepath"
 	"slices"
 	"strconv"
+	"strings"
 )
 
 type Environment struct {
-	Version          string
-	Codename         string
+	Version  string
+	Codename string
+	LogLevel string
+
 	DataDirectory    string
 	ContentDirectory string
 	Hostname         string
 	Port             int
+
 	WatchdogEnabled  bool
 	WatchdogInterval int
 	WatchdogSyncMode string
@@ -33,7 +37,6 @@ func safeStringGrab(key, fallback string) string {
 	if v, ok := os.LookupEnv(key); ok {
 		return v
 	}
-	slog.Debug("using fallback", "key", key, "fallback", fallback)
 	return fallback
 }
 
@@ -43,7 +46,6 @@ func safeIntGrab(key string, fallback int) int {
 			return i
 		}
 	}
-	slog.Debug("using fallback", "key", key, "fallback", fallback)
 	return fallback
 }
 
@@ -62,7 +64,6 @@ func safeSyncModeGrab(key, fallback string) string {
 			return v
 		}
 	}
-	slog.Debug("using fallback", "key", key, "fallback", fallback)
 	return fallback
 }
 
@@ -79,6 +80,7 @@ func GrabEnvironment() Environment {
 		// Basic server configuration
 		Version:  safeStringGrab("VERSION", "0.0.1"),
 		Codename: safeStringGrab("CODENAME", "Magical Anomaly"),
+		LogLevel: safeStringGrab("LOG_LEVEL", "info"),
 
 		// GIN API configuration
 		DataDirectory:    safeStringGrab("DATA_DIR", fbBase),
@@ -96,3 +98,18 @@ func GrabEnvironment() Environment {
 		WatchdogSyncMode: safeStringGrab("WATCHDOG_SYNC_MODE", "strict"),
 	}
 }
+
+func ParseSlogLevel(s string) slog.Level {
+	switch strings.ToLower(s) {
+	case "debug":
+		return slog.LevelDebug
+	case "warn", "warning":
+		return slog.LevelWarn
+	case "error":
+		return slog.LevelError
+	case "info":
+		fallthrough
+	default:
+		return slog.LevelInfo
+	}
+}