联动任务的非第一条规则去掉连接符

panlei

2019-07-04 f85585b1a6260678fe5912dc0048944b309d949e

 ruleserver/ruleToformula.go

@@ -288,6 +288,21 @@
   for _, va := range resultSplice {
      completeFormula = completeFormula + va.Result
   }
   if strings.HasPrefix(completeFormula,"&&") || strings.HasPrefix(completeFormula,"||") || strings.HasPrefix(completeFormula,">=") || strings.HasPrefix(completeFormula,"<=") || strings.HasPrefix(completeFormula,"==") || strings.HasPrefix(completeFormula,"!=") ||strings.HasPrefix(completeFormula,">") || strings.HasPrefix(completeFormula,"<") {
      // 以这些开头的基本是联动任务
      if strings.HasPrefix(completeFormula,"&&") || strings.HasPrefix(completeFormula,"||") || strings.HasPrefix(completeFormula,">=") || strings.HasPrefix(completeFormula,"<=") || strings.HasPrefix(completeFormula,"==") || strings.HasPrefix(completeFormula,"!=") {
         completeFormula = completeFormula[2:len(completeFormula)-1]
      }
      if strings.HasPrefix(completeFormula,">") || strings.HasPrefix(completeFormula,"<") {
         completeFormula = completeFormula[1:len(completeFormula)-1]
      }
      expression, _ := govaluate.NewEvaluableExpression(completeFormula)
      if strings.HasPrefix(completeFormula, "&&") || strings.HasPrefix(completeFormula, "||") {
         panic("规则有误，得到的数学公式不可解析")
      }
      result, _ := expression.Evaluate(nil) // 得到数学公式的结果
      return result.(bool)
   }
   if completeFormula != "" {
      log.Println("结果公式-----------：", completeFormula)
      expression, _ := govaluate.NewEvaluableExpression(completeFormula)
@@ -303,6 +318,7 @@
               timeEle.N = timeEle.InitN // 重置定时器
            }
         }
         log.Println("--------------------走这里了吗---------------")
         return false
      } else {
         // 最后成功报警才把符合条件的人脸数据塞进结果标签里