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144 lines
2.7 KiB
144 lines
2.7 KiB
package util
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import (
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"fmt"
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"github.com/fatih/color"
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"time"
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)
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const (
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// LevelError 错误
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LevelError = iota
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// LevelWarning 警告
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LevelWarning
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// LevelInformational 提示
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LevelInformational
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// LevelDebug 除错
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LevelDebug
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)
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var logger *Logger
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// Logger 日志
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type Logger struct {
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level int
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}
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// 日志颜色
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var colors = map[string]func(a ...interface{}) string{
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"Warning": color.New(color.FgYellow).Add(color.Bold).SprintFunc(),
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"Panic": color.New(color.BgRed).Add(color.Bold).SprintFunc(),
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"Error": color.New(color.FgRed).Add(color.Bold).SprintFunc(),
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"Info": color.New(color.FgCyan).Add(color.Bold).SprintFunc(),
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"Debug": color.New(color.FgWhite).Add(color.Bold).SprintFunc(),
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}
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// 不同级别前缀与时间的间隔，保持宽度一致
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var spaces = map[string]string{
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"Warning": "",
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"Panic": " ",
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"Error": " ",
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"Info": " ",
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"Debug": " ",
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}
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// Println 打印
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func (ll *Logger) Println(prefix string, msg string) {
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// TODO Release时去掉
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color.NoColor = false
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c := color.New()
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_, _ = c.Printf(
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"%s%s %s %s\n",
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colors[prefix]("["+prefix+"]"),
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spaces[prefix],
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time.Now().Format("2006-01-02 15:04:05"),
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msg,
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)
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}
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// Panic 极端错误
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func (ll *Logger) Panic(format string, v ...interface{}) {
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if LevelError > ll.level {
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return
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}
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msg := fmt.Sprintf(format, v...)
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ll.Println("Panic", msg)
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panic(msg)
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}
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// Error 错误
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func (ll *Logger) Error(format string, v ...interface{}) {
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if LevelError > ll.level {
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return
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}
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msg := fmt.Sprintf(format, v...)
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ll.Println("Error", msg)
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}
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// Warning 警告
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func (ll *Logger) Warning(format string, v ...interface{}) {
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if LevelWarning > ll.level {
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return
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}
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msg := fmt.Sprintf(format, v...)
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ll.Println("Warning", msg)
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}
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// Info 信息
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func (ll *Logger) Info(format string, v ...interface{}) {
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if LevelInformational > ll.level {
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return
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}
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msg := fmt.Sprintf(format, v...)
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ll.Println("Info", msg)
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}
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// Debug 校验
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func (ll *Logger) Debug(format string, v ...interface{}) {
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if LevelDebug > ll.level {
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return
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}
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msg := fmt.Sprintf(format, v...)
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ll.Println("Debug", msg)
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}
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// Print GORM 的 Logger实现
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//func (ll *Logger) Print(v ...interface{}) {
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// if LevelDebug > ll.level {
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// return
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// }
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// msg := fmt.Sprintf("[SQL] %s", v...)
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// ll.Println(msg)
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//}
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// BuildLogger 构建logger
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func BuildLogger(level string) {
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intLevel := LevelError
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switch level {
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case "error":
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intLevel = LevelError
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case "warning":
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intLevel = LevelWarning
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case "info":
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intLevel = LevelInformational
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case "debug":
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intLevel = LevelDebug
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}
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l := Logger{
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level: intLevel,
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}
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logger = &l
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}
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// Log 返回日志对象
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func Log() *Logger {
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if logger == nil {
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l := Logger{
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level: LevelDebug,
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}
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logger = &l
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}
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return logger
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}
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