Files

65 lines
1.8 KiB
Go

package models
import (
"regexp"
"strings"
"time"
)
// LogEntry representa uma linha de log com metadados extraídos
type LogEntry struct {
Filename string `json:"filename"`
Line string `json:"line"`
Timestamp time.Time `json:"timestamp,omitempty"`
Level string `json:"level,omitempty"`
}
var (
// Regex para extrair timestamps em diferentes formatos
timestampRegex1 = regexp.MustCompile(`\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}`)
timestampRegex2 = regexp.MustCompile(`\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}`)
// Regex para extrair nível de log
logLevelRegex = regexp.MustCompile(`(?i)\b(DEBUG|INFO|WARN|WARNING|ERROR|FATAL|TRACE)\b`)
)
// NewLogEntry cria uma nova entrada de log com parsing automático de timestamp e nível
func NewLogEntry(filename, line string) LogEntry {
entry := LogEntry{
Filename: filename,
Line: strings.TrimRight(line, "\r\n"),
}
// Extrair timestamp
if ts := timestampRegex1.FindString(line); ts != "" {
if parsed, err := time.Parse("2006-01-02T15:04:05", ts); err == nil {
entry.Timestamp = parsed
}
} else if ts := timestampRegex2.FindString(line); ts != "" {
if parsed, err := time.Parse("2006-01-02 15:04:05", ts); err == nil {
entry.Timestamp = parsed
}
}
// Extrair nível de log
if level := logLevelRegex.FindString(line); level != "" {
entry.Level = strings.ToUpper(level)
}
return entry
}
// TimestampString retorna o timestamp como string no formato original
// Retorna string vazia se não houver timestamp
func (e LogEntry) TimestampString() string {
if e.Timestamp.IsZero() {
return ""
}
// Tentar detectar o formato original da linha
if strings.Contains(e.Line, "T") {
return e.Timestamp.Format("2006-01-02T15:04:05")
}
return e.Timestamp.Format("2006-01-02 15:04:05")
}