add handler zap

handler/zap/logger.go

@@ -0,0 +1,66 @@
+package zap
+
+import (
+	"context"
+
+	"gitoa.ru/go-4devs/log"
+	"gitoa.ru/go-4devs/log/entry"
+	"gitoa.ru/go-4devs/log/field"
+	"gitoa.ru/go-4devs/log/level"
+	"go.uber.org/zap"
+)
+
+func Nop() log.Logger {
+	return New(zap.NewNop())
+}
+
+func Example(options ...zap.Option) log.Logger {
+	return New(zap.NewExample(options...))
+}
+
+func Production(options ...zap.Option) log.Logger {
+	z, err := zap.NewProduction(options...)
+	if err != nil {
+		panic(err)
+	}
+
+	return New(z)
+}
+
+func Development(options ...zap.Option) log.Logger {
+	z, err := zap.NewDevelopment(options...)
+	if err != nil {
+		panic(err)
+	}
+
+	return New(z)
+}
+
+// New create handler by zap logger.
+func New(logger *zap.Logger) log.Logger {
+	return func(ctx context.Context, data *entry.Entry) (int, error) {
+		zf := make([]zap.Field, 0, data.Fields().Len())
+		data.Fields().Fields(func(f field.Field) bool {
+			zf = append(zf, zap.Any(f.Key, f.Value.Any()))
+
+			return true
+		})
+
+		switch data.Level() {
+		case level.Emergency:
+			logger.Fatal(data.Message(), zf...)
+		case level.Alert:
+			logger.Panic(data.Message(), zf...)
+		case level.Critical, level.Error:
+			logger.Error(data.Message(), zf...)
+		case level.Warning:
+			logger.Warn(data.Message(), zf...)
+		case level.Notice, level.Info:
+			logger.Info(data.Message(), zf...)
+		case level.Debug:
+			logger.Debug(data.Message(), zf...)
+		}
+
+		return 0, nil
+	}
+}