feat: 新增日志、配置文件和环境变量

logger/struct.go

@@ -0,0 +1,74 @@
+package logger
+
+import (
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+// LogMsg represents the standard log message structure
+type LogMsg struct {
+	UserID   string `json:"user_id"`
+	UserName string `json:"user_name"`
+	TraceID  string `json:"trace"`
+	IP       string `json:"ip"`
+	Msg      string `json:"msg"`
+}
+
+// MarshalLogObject implements zapcore.ObjectMarshaler interface
+// This allows the encoder to properly encode LogMsg struct
+func (l LogMsg) MarshalLogObject(enc zapcore.ObjectEncoder) error {
+	enc.AddString("user_id", l.UserID)
+	enc.AddString("user_name", l.UserName)
+	enc.AddString("trace", l.TraceID)
+	enc.AddString("ip", l.IP)
+	enc.AddString("msg", l.Msg)
+	return nil
+}
+
+// ToZapFields converts LogMsg to zap.Field slice for structured logging
+func (l *LogMsg) ToZapFields() []zap.Field {
+	return []zap.Field{
+		zap.String("user_id", l.UserID),
+		zap.String("user_name", l.UserName),
+		zap.String("trace", l.TraceID),
+		zap.String("ip", l.IP),
+		zap.String("msg", l.Msg),
+	}
+}
+
+// NewLogMsg creates a new LogMsg instance
+func NewLogMsg(msg string) *LogMsg {
+	return &LogMsg{
+		Msg: msg,
+	}
+}
+
+// WithUserID sets the user ID
+func (l *LogMsg) WithUserID(userID string) *LogMsg {
+	l.UserID = userID
+	return l
+}
+
+// WithUserName sets the user name
+func (l *LogMsg) WithUserName(userName string) *LogMsg {
+	l.UserName = userName
+	return l
+}
+
+// WithTraceID sets the trace ID
+func (l *LogMsg) WithTraceID(traceID string) *LogMsg {
+	l.TraceID = traceID
+	return l
+}
+
+// WithIP sets the IP address
+func (l *LogMsg) WithIP(ip string) *LogMsg {
+	l.IP = ip
+	return l
+}
+
+// WithMsg sets the message
+func (l *LogMsg) WithMsg(msg string) *LogMsg {
+	l.Msg = msg
+	return l
+}