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logging.go
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logging.go
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package logging
import (
"os"
"github.com/ralvescosta/gokit/configs"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
type (
Logger interface {
With(fields ...zapcore.Field) *zap.Logger
Debug(msg string, fields ...zap.Field)
Info(msg string, fields ...zap.Field)
Warn(msg string, fields ...zap.Field)
Error(msg string, fields ...zap.Field)
Fatal(msg string, fields ...zap.Field)
}
)
var (
openFile = os.OpenFile
)
func NewDefaultLogger(e *configs.AppConfigs) (Logger, error) {
zapLogLevel := mapZapLogLevel(e)
if e.GoEnv == configs.PRODUCTION_ENV || e.GoEnv == configs.STAGING_ENV {
logConfig := zap.NewProductionEncoderConfig()
logConfig.EncodeTime = zapcore.ISO8601TimeEncoder
encoder := zapcore.NewJSONEncoder(logConfig)
return zap.New(zapcore.NewCore(encoder, zapcore.AddSync(os.Stdout), zapLogLevel)).Named(e.AppName), nil
}
logConfig := zap.NewDevelopmentEncoderConfig()
logConfig.EncodeTime = zapcore.ISO8601TimeEncoder
logConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder
consoleEncoder := zapcore.NewConsoleEncoder(logConfig)
return zap.New(zapcore.NewCore(consoleEncoder, zapcore.AddSync(os.Stdout), zapLogLevel)).Named(e.AppName), nil
}
func NewFileLogger(e *configs.AppConfigs) (Logger, error) {
zapLogLevel := mapZapLogLevel(e)
file, err := openFile(
e.LogPath,
os.O_APPEND|os.O_CREATE|os.O_WRONLY,
0644,
)
if err != nil {
return nil, err
}
if e.GoEnv == configs.PRODUCTION_ENV || e.GoEnv == configs.STAGING_ENV {
logConfig := zap.NewProductionEncoderConfig()
logConfig.EncodeTime = zapcore.ISO8601TimeEncoder
encoder := zapcore.NewJSONEncoder(logConfig)
return zap.New(zapcore.NewCore(encoder, zapcore.AddSync(file), zapLogLevel)).Named(e.AppName), nil
}
logConfig := zap.NewDevelopmentEncoderConfig()
logConfig.EncodeTime = zapcore.ISO8601TimeEncoder
logConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder
consoleEncoder := zapcore.NewConsoleEncoder(logConfig)
fileEncoder := zapcore.NewJSONEncoder(logConfig)
core := zapcore.NewTee(
zapcore.NewCore(consoleEncoder, zapcore.AddSync(os.Stdout), zapLogLevel),
zapcore.NewCore(fileEncoder, zapcore.AddSync(file), zapLogLevel),
)
return zap.New(core).Named(e.AppName), nil
}
func mapZapLogLevel(e *configs.AppConfigs) zapcore.Level {
switch e.LogLevel {
case configs.DEBUG:
return zap.DebugLevel
case configs.INFO:
return zap.InfoLevel
case configs.WARN:
return zap.WarnLevel
case configs.ERROR:
return zap.ErrorLevel
case configs.PANIC:
return zap.PanicLevel
default:
return zap.InfoLevel
}
}