Adding logger interface

Signed-off-by: Ethan Wellenreiter <ewellenreiter@gmail.com>

backend/internal/logger/logger.go

@@ -0,0 +1,9 @@
+package logger
+
+type Logger interface {
+	Debug(msg string, keysAndValues ...interface{})
+	Info(msg string, keysAndValues ...interface{})
+	Warn(msg string, keysAndValues ...interface{})
+	Error(msg string, keysAndValues ...interface{})
+	Fatal(msg string, keysAndValues ...interface{})
+}

backend/internal/logger/note.txt

@@ -0,0 +1 @@
+logger taken from https://dwarvesf.hashnode.dev/go-1-21-release-slog-with-benchmarks-zerolog-and-zap#heading-implementing-the-logger-with-zerolog-and-zap

backend/internal/logger/slog.go

@@ -0,0 +1,38 @@
+package logger
+
+import (
+	"log"
+	"log/slog"
+	"os"
+)
+
+type SlogLogger struct {
+	log *slog.Logger
+}
+
+func NewSlogLogger() Logger {
+	sl := slog.New(slog.NewJSONHandler(os.Stdout, nil))
+
+	return &SlogLogger{log: sl}
+}
+
+func (zl *SlogLogger) Debug(msg string, keysAndValues ...interface{}) {
+	zl.log.Debug(msg, keysAndValues...)
+}
+
+func (zl *SlogLogger) Info(msg string, keysAndValues ...interface{}) {
+	zl.log.Info(msg, keysAndValues...)
+}
+
+func (zl *SlogLogger) Warn(msg string, keysAndValues ...interface{}) {
+	zl.log.Warn(msg, keysAndValues...)
+}
+
+func (zl *SlogLogger) Error(msg string, keysAndValues ...interface{}) {
+	zl.log.Error(msg, keysAndValues...)
+}
+
+func (zl *SlogLogger) Fatal(msg string, keysAndValues ...interface{}) {
+	zl.log.Error(msg, keysAndValues...)
+	log.Fatal(msg)
+}

backend/internal/logger/zap.go

@@ -0,0 +1,35 @@
+package logger
+
+import (
+	"go.uber.org/zap"
+)
+
+type ZapLogger struct {
+	log *zap.SugaredLogger
+}
+
+func NewZapLogger() Logger {
+	logger, _ := zap.NewProduction()
+	sugar := logger.Sugar()
+	return &ZapLogger{log: sugar}
+}
+
+func (zl *ZapLogger) Debug(msg string, keysAndValues ...interface{}) {
+	zl.log.Debugw(msg, keysAndValues...)
+}
+
+func (zl *ZapLogger) Info(msg string, keysAndValues ...interface{}) {
+	zl.log.Infow(msg, keysAndValues...)
+}
+
+func (zl *ZapLogger) Warn(msg string, keysAndValues ...interface{}) {
+	zl.log.Warnw(msg, keysAndValues...)
+}
+
+func (zl *ZapLogger) Error(msg string, keysAndValues ...interface{}) {
+	zl.log.Errorw(msg, keysAndValues...)
+}
+
+func (zl *ZapLogger) Fatal(msg string, keysAndValues ...interface{}) {
+	zl.log.Fatalw(msg, keysAndValues...)
+}

backend/internal/logger/zerolog.go

@@ -0,0 +1,36 @@
+// package logger
+
+// import (
+// 	"os"
+
+// 	"github.com/rs/zerolog"
+// )
+
+// type ZeroLogger struct {
+// 	log zerolog.Logger
+// }
+
+// func NewZeroLogger() Logger {
+// 	zl := zerolog.New(os.Stdout).With().Timestamp().Logger()
+// 	return &ZeroLogger{log: zl}
+// }
+
+// func (zl *ZeroLogger) Debug(msg string, keysAndValues ...interface{}) {
+// 	zl.log.Debug().Fields(keysAndValues).Msg(msg)
+// }
+
+// func (zl *ZeroLogger) Info(msg string, keysAndValues ...interface{}) {
+// 	zl.log.Info().Fields(keysAndValues).Msg(msg)
+// }
+
+// func (zl *ZeroLogger) Warn(msg string, keysAndValues ...interface{}) {
+// 	zl.log.Warn().Fields(keysAndValues).Msg(msg)
+// }
+
+// func (zl *ZeroLogger) Error(msg string, keysAndValues ...interface{}) {
+// 	zl.log.Error().Fields(keysAndValues).Msg(msg)
+// }
+
+// func (zl *ZeroLogger) Fatal(msg string, keysAndValues ...interface{}) {
+// 	zl.log.Fatal().Fields(keysAndValues).Msg(msg)
+// }