refactor: clean code

internal/pkg/core/logger/builtin.go

@@ -0,0 +1,92 @@
+package logger
+
+import (
+	"encoding/json"
+	"fmt"
+	"reflect"
+	"strings"
+)
+
+// 表示默认的日志记录器类型。
+type DefaultLogger struct {
+	records []string
+}
+
+var _ Logger = (*DefaultLogger)(nil)
+
+func (l *DefaultLogger) Logt(tag string, data ...any) {
+	l.ensureInitialized()
+
+	temp := make([]string, len(data)+1)
+	temp[0] = tag
+	for i, v := range data {
+		s := ""
+		if v == nil {
+			s = "<nil>"
+		} else {
+			switch reflect.ValueOf(v).Kind() {
+			case reflect.String:
+				s = v.(string)
+			case reflect.Bool,
+				reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64,
+				reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64,
+				reflect.Float32, reflect.Float64:
+				s = fmt.Sprintf("%v", v)
+			default:
+				jsonData, _ := json.Marshal(v)
+				s = string(jsonData)
+			}
+		}
+
+		temp[i+1] = s
+	}
+
+	l.records = append(l.records, strings.Join(temp, ": "))
+}
+
+func (l *DefaultLogger) Logf(format string, args ...any) {
+	l.ensureInitialized()
+
+	l.records = append(l.records, fmt.Sprintf(format, args...))
+}
+
+func (l *DefaultLogger) GetRecords() []string {
+	l.ensureInitialized()
+
+	temp := make([]string, len(l.records))
+	copy(temp, l.records)
+	return temp
+}
+
+func (l *DefaultLogger) FlushRecords() {
+	l.records = make([]string, 0)
+}
+
+func (l *DefaultLogger) ensureInitialized() {
+	if l.records == nil {
+		l.records = make([]string, 0)
+	}
+}
+
+func NewDefaultLogger() *DefaultLogger {
+	return &DefaultLogger{
+		records: make([]string, 0),
+	}
+}
+
+// 表示空的日志记录器类型。
+// 该日志记录器不会执行任何操作。
+type NilLogger struct{}
+
+var _ Logger = (*NilLogger)(nil)
+
+func (l *NilLogger) Logt(string, ...any) {}
+func (l *NilLogger) Logf(string, ...any) {}
+func (l *NilLogger) GetRecords() []string {
+	return make([]string, 0)
+}
+func (l *NilLogger) FlushRecords() {}
+
+func NewNilLogger() *NilLogger {
+	return &NilLogger{}
+}