package logger

import (
	"go.uber.org/zap"
	"go.uber.org/zap/zapcore"
)

// NewRetentionLogger 创建仅供 Worker 日留存使用的独立轮转日志。
func NewRetentionLogger(level string, config LogRotationConfig) (*zap.Logger, func() error) {
	encoder := zapcore.NewJSONEncoder(zapcore.EncoderConfig{
		TimeKey: "time", LevelKey: "level", MessageKey: "msg", CallerKey: "caller",
		EncodeTime: zapcore.ISO8601TimeEncoder, EncodeLevel: zapcore.CapitalLevelEncoder,
		EncodeCaller: zapcore.ShortCallerEncoder,
	})
	logger := zap.New(zapcore.NewCore(encoder, zapcore.AddSync(newLumberjackLogger(config)), parseLevel(level)), zap.AddCaller())
	return logger, logger.Sync
}