fix: issues#2

Author: gphper

controllers/base_controller.go

@@ -45,6 +45,15 @@ func (Base *BaseController) AjaxReturn(c *gin.Context, code int, obj interface{}
 	})
 }
 
+func (Base BaseController) ErrorHtml(c *gin.Context, err error) {
+
+	c.HTML(http.StatusOK, "toast/error.html", gin.H{
+		"title": "ERROR",
+		"msg":   err.Error(),
+	})
+
+}
+
 func (Base *BaseController) FormBind(c *gin.Context, obj interface{}) error {
 
 	trans, err := common.InitTrans("zh")

controllers/index_controller.go

@@ -231,7 +231,12 @@ func (con *indexController) ShowKey(c *gin.Context) {
 
 	if err == nil {
 
-		htmlString, data := service.TransView(types, key, ctx)
+		htmlString, data, err := service.TransView(types, key, ctx)
+
+		if err != nil {
+			con.ErrorHtml(c, err)
+			return
+		}
 
 		c.HTML(http.StatusOK, htmlString, data)
 	}

service/service.go

@@ -8,6 +8,7 @@ package service
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"goredismanager/common"
 	"goredismanager/global"
 	"goredismanager/model"
@@ -171,7 +172,13 @@ func DelKey(req model.DelKeyReq, ctx context.Context) (err error) {
 	return
 }
 
-func TransView(keyType string, keys string, ctx context.Context) (htmlString string, data gin.H) {
+func TransView(keyType string, keys string, ctx context.Context) (string, gin.H, error) {
+
+	var (
+		err        error
+		htmlString string
+		data       gin.H
+	)
 
 	time, _ := global.UseClient.Client.TTL(ctx, keys).Result()
 
@@ -226,6 +233,10 @@ func TransView(keyType string, keys string, ctx context.Context) (htmlString str
 			"result": res,
 			"time":   time.Seconds(),
 		}
+
+	default:
+		err = errors.New("暂不支持该类型数据展示")
 	}
-	return
+
+	return htmlString, data, err
 }

web/views/template/toast/error.html

@@ -0,0 +1,26 @@
+<!--
+ * @Description: 
+ * @Author: gphper
+ * @Date: 2022-03-17 22:23:26
+-->
+{{define "head"}}
+
+{{end}}
+
+{{define "body"}}
+<div class="container" style="margin-top: 10px;">
+    <div style="margin:0 auto;width: 50%;text-align: center;">
+        <div class="card text-white bg-warning mb-3" style="max-width: 18rem;">
+            <div class="card-header">提示信息</div>
+            <div class="card-body">
+              <h5 class="card-title">{{.title}}</h5>
+              <p class="card-text">{{.msg}}</p>
+            </div>
+        </div>
+    </div>
+</div>
+{{end}}
+
+{{define "script"}}
+
+{{end}}