feat: 新增数据库导出功能&其他小优化

server/pkg/utils/str_utils.go

@@ -2,6 +2,8 @@ package utils
 
 import (
 	"bytes"
+	"encoding/json"
+	"strconv"
 	"strings"
 	"text/template"
 )
@@ -107,3 +109,45 @@ func ReverStrTemplate(temp, str string, res map[string]interface{}) {
 		ReverStrTemplate(next, StrTrim(SubString(str, UnicodeIndex(str, value)+StrLen(value), StrLen(str))), res)
 	}
 }
+
+func ToString(value interface{}) string {
+	// interface 转 string
+	var key string
+	if value == nil {
+		return key
+	}
+
+	switch it := value.(type) {
+	case float64:
+		return strconv.FormatFloat(it, 'f', -1, 64)
+	case float32:
+		return strconv.FormatFloat(float64(it), 'f', -1, 64)
+	case int:
+		return strconv.Itoa(it)
+	case uint:
+		return strconv.Itoa(int(it))
+	case int8:
+		return strconv.Itoa(int(it))
+	case uint8:
+		return strconv.Itoa(int(it))
+	case int16:
+		return strconv.Itoa(int(it))
+	case uint16:
+		return strconv.Itoa(int(it))
+	case int32:
+		return strconv.Itoa(int(it))
+	case uint32:
+		return strconv.Itoa(int(it))
+	case int64:
+		return strconv.FormatInt(it, 10)
+	case uint64:
+		return strconv.FormatUint(it, 10)
+	case string:
+		return it
+	case []byte:
+		return string(value.([]byte))
+	default:
+		newValue, _ := json.Marshal(value)
+		return string(newValue)
+	}
+}