首次提交：初始化项目代码

pkg/utils/string_utils.go

@@ -0,0 +1,59 @@
+package utils
+
+import (
+	"fmt"
+	"strings"
+	"unicode"
+)
+
+func ConvertToString(v interface{}) string {
+	if v == nil {
+		return ""
+	}
+	switch val := v.(type) {
+	case string:
+		return val
+	case int, int8, int16, int32, int64:
+		return fmt.Sprintf("%d", val)
+	case float32, float64:
+		return fmt.Sprintf("%.0f", val)
+	default:
+		return fmt.Sprintf("%v", val)
+	}
+}
+
+func ConvertToStringSlice(v []interface{}) []interface{} {
+	if v == nil {
+		return []interface{}{}
+	}
+	result := make([]interface{}, 0, len(v))
+	for _, item := range v {
+		result = append(result, ConvertToString(item))
+	}
+	return result
+}
+
+func CleanText(text string) string {
+	var builder strings.Builder
+	for _, r := range text {
+		if unicode.IsPrint(r) || r == '\n' || r == '\r' || r == '\t' {
+			builder.WriteRune(r)
+		} else {
+			builder.WriteRune(' ')
+		}
+	}
+	
+	result := builder.String()
+	result = strings.ReplaceAll(result, "\r\n", "\n")
+	result = strings.ReplaceAll(result, "\r", "\n")
+	
+	for strings.Contains(result, "\n\n\n") {
+		result = strings.ReplaceAll(result, "\n\n\n", "\n\n")
+	}
+	
+	for strings.Contains(result, "  ") {
+		result = strings.ReplaceAll(result, "  ", " ")
+	}
+	
+	return strings.TrimSpace(result)
+}