package fslog

import (
	"go.uber.org/zap"
	"go.uber.org/zap/zapcore"
	"gopkg.in/natefinch/lumberjack.v2"
	"io"
	"os"
)

var log *Logger

// 默认配置，准备了控制台、json文件两种输出方式
var consoleEncoder zapcore.Encoder
var jsonEncoder zapcore.Encoder
var consoleSync zapcore.WriteSyncer
var outputSync zapcore.WriteSyncer

func init() {
	consoleEncoderConfig := zap.NewDevelopmentEncoderConfig()
	consoleEncoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout("2006-01-02 15:04:05")
	consoleEncoder = zapcore.NewConsoleEncoder(consoleEncoderConfig)
	jsonEncoderConfig := zap.NewProductionEncoderConfig()
	jsonEncoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout("2006-01-02 15:04:05")
	jsonEncoder = zapcore.NewJSONEncoder(jsonEncoderConfig)
	consoleSync = zapcore.AddSync(os.Stdout)
	outputSync = zapcore.AddSync(&lumberjack.Logger{
		Filename:  "logs/log",
		MaxSize:   1,
		MaxAge:    10,
		LocalTime: true,
	})

	log = New()
	log.AddCore(BuiltinConsoleCore(DebugLv), BuiltinOutputFileCore(DebugLv))
}

// With 见 Logger.With
func With(k string, v any) *Logger {
	return log.With(k, v)
}

// Info 见 Logger.Info
func Info(msg string, vs ...any) *Logger {
	log.Info(msg, vs...)
	return log
}

// Debug 见 Logger.Debug
func Debug(msg string, vs ...any) *Logger {
	log.Debug(msg, vs...)
	return log
}

// Warn 见 Logger.Warn
func Warn(msg string, vs ...any) *Logger {
	log.Warn(msg, vs...)
	return log
}

// Error 见 Logger.Error
func Error(vs ...any) *Logger {
	log.Error(vs...)
	return log
}

// Lv 见 Logger.Lv
func Lv() Level {
	return Level(log.Lv().Level())
}

// SetLv 见 Logger.SetLv
func SetLv(lv Level) *Logger {
	log.SetLv(lv)
	return log
}

// NewFileOutput 见 Logger.NewFileOutput
func NewFileOutput(opts ...FileOutputOpt) *Logger {
	log.NewFileOutput(opts...)
	return log
}

// NewOutput 见 Logger.NewOutput
func NewOutput(writer io.Writer) *Logger {
	log.NewOutput(writer)
	return log
}

// SetLogger 替换fslog包默认的log对象
// Logger 支持了很多zapcore级别的底层配置，见 Logger
func SetLogger(logger *Logger) *Logger {
	log = logger
	return log
}

// Flush 见 Logger.Flush
func Flush() {
	log.Flush()
}

// BuiltinConsoleCore 获取内置的控制台输出 zapcore.Core
func BuiltinConsoleCore(lv Level) zapcore.Core {
	return zapcore.NewCore(consoleEncoder, consoleSync, lv.zap())
}

// BuiltinOutputFileCore 获取文件输出 zapcore.Core
func BuiltinOutputFileCore(lv Level) zapcore.Core {
	return zapcore.NewCore(jsonEncoder, outputSync, lv.zap())
}