增加前端工程图

server/api/v1/sys_menu.go

@@ -7,6 +7,7 @@ import (
 	"gin-vue-admin/model/request"
 	resp "gin-vue-admin/model/response"
 	"gin-vue-admin/service"
+	"gin-vue-admin/utils"
 	"github.com/gin-gonic/gin"
 )
 
@@ -39,6 +40,11 @@ func GetMenu(c *gin.Context) {
 func GetMenuList(c *gin.Context) {
 	var pageInfo request.PageInfo
 	_ = c.ShouldBindJSON(&pageInfo)
+	verifyMap := make(map[string][]string)
+	verifyMap["PageSize"] = []string{"lt=333"}
+	verifyMap["Page"] = []string{"isBlank"}
+	vErr := utils.Verify(pageInfo, verifyMap)
+	fmt.Println(vErr)
 	err, menuList, total := service.GetInfoList()
 	if err != nil {
 		response.FailWithMessage(fmt.Sprintf("获取数据失败，%v", err), c)

server/utils/verify.go

+package utils
+
+import (
+	"errors"
+	"reflect"
+	"strconv"
+	"strings"
+)
+
+// 校验方法 接收两个参数  入参实例，规则map
+func Verify(st interface{}, roleMap map[string][]string) (err error) {
+	compareMap := map[string]bool{
+		"lt": true,
+		"le": true,
+		"eq": true,
+		"ne": true,
+		"ge": true,
+		"gt": true,
+	}
+
+	typ := reflect.TypeOf(st)
+	val := reflect.ValueOf(st) //获取reflect.Type类型
+
+	kd := val.Kind() //获取到st对应的类别
+	if kd != reflect.Struct {
+		return errors.New("expect struct")
+	}
+	num := val.NumField()
+	//遍历结构体的所有字段
+	for i := 0; i < num; i++ {
+		tagVal := typ.Field(i)
+		val := val.Field(i)
+		if len(roleMap[tagVal.Name]) > 0 {
+			for _, v := range roleMap[tagVal.Name] {
+				switch {
+				case strings.Index(v, "isBlank") > -1:
+					if isBlank(val) {
+						return errors.New(tagVal.Name + "值不能为空")
+					}
+				case compareMap[strings.Split(v, "=")[0]]:
+					if !compareVerify(val, v) {
+						return errors.New(tagVal.Name + "不在范围内")
+					}
+				}
+			}
+		}
+	}
+	return nil
+}
+
+// 长度和数字的校验方法 根据类型自动校验
+func compareVerify(value reflect.Value, VerifyStr string) bool {
+	switch value.Kind() {
+	case reflect.String, reflect.Slice, reflect.Array:
+		return compare(value.Len(), VerifyStr)
+	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
+		return compare(value.Uint(), VerifyStr)
+	case reflect.Float32, reflect.Float64:
+		return compare(value.Float(), VerifyStr)
+	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+		return compare(value.Int(), VerifyStr)
+	default:
+		return false
+	}
+}
+
+// 非空校验
+func isBlank(value reflect.Value) bool {
+	switch value.Kind() {
+	case reflect.String:
+		return value.Len() == 0
+	case reflect.Bool:
+		return !value.Bool()
+	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+		return value.Int() == 0
+	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
+		return value.Uint() == 0
+	case reflect.Float32, reflect.Float64:
+		return value.Float() == 0
+	case reflect.Interface, reflect.Ptr:
+		return value.IsNil()
+	}
+	return reflect.DeepEqual(value.Interface(), reflect.Zero(value.Type()).Interface())
+}
+
+func compare(value interface{}, VerifyStr string) bool {
+	VerifyStrArr := strings.Split(VerifyStr, "=")
+	val := reflect.ValueOf(value)
+	switch val.Kind() {
+	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+		VInt, VErr := strconv.ParseInt(VerifyStrArr[1], 10, 64)
+		if VErr != nil {
+			return false
+		}
+		switch {
+		case VerifyStrArr[0] == "lt":
+			return val.Int() < VInt
+		case VerifyStrArr[0] == "le":
+			return val.Int() <= VInt
+		case VerifyStrArr[0] == "eq":
+			return val.Int() == VInt
+		case VerifyStrArr[0] == "ne":
+			return val.Int() != VInt
+		case VerifyStrArr[0] == "ge":
+			return val.Int() >= VInt
+		case VerifyStrArr[0] == "gt":
+			return val.Int() > VInt
+		default:
+			return false
+		}
+	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
+		VInt, VErr := strconv.Atoi(VerifyStrArr[1])
+		if VErr != nil {
+			return false
+		}
+		switch {
+		case VerifyStrArr[0] == "lt":
+			return val.Uint() < uint64(VInt)
+		case VerifyStrArr[0] == "le":
+			return val.Uint() <= uint64(VInt)
+		case VerifyStrArr[0] == "eq":
+			return val.Uint() == uint64(VInt)
+		case VerifyStrArr[0] == "ne":
+			return val.Uint() != uint64(VInt)
+		case VerifyStrArr[0] == "ge":
+			return val.Uint() >= uint64(VInt)
+		case VerifyStrArr[0] == "gt":
+			return val.Uint() > uint64(VInt)
+		default:
+			return false
+		}
+	case reflect.Float32, reflect.Float64:
+		VFloat, VErr := strconv.ParseFloat(VerifyStrArr[1], 64)
+		if VErr != nil {
+			return false
+		}
+		switch {
+		case VerifyStrArr[0] == "lt":
+			return val.Float() < VFloat
+		case VerifyStrArr[0] == "le":
+			return val.Float() <= VFloat
+		case VerifyStrArr[0] == "eq":
+			return val.Float() == VFloat
+		case VerifyStrArr[0] == "ne":
+			return val.Float() != VFloat
+		case VerifyStrArr[0] == "ge":
+			return val.Float() >= VFloat
+		case VerifyStrArr[0] == "gt":
+			return val.Float() > VFloat
+		default:
+			return false
+		}
+	default:
+		return false
+	}
+}