实现缓存策略部分管理功能

internal/web/actions/default/servers/components/cache/delete.go

@@ -0,0 +1,32 @@
+package cache
+
+import (
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+)
+
+type DeleteAction struct {
+	actionutils.ParentAction
+}
+
+func (this *DeleteAction) RunPost(params struct {
+	CachePolicyId int64
+}) {
+	// 检查是否被引用
+	countResp, err := this.RPC().ServerRPC().CountAllEnabledServersWithCachePolicyId(this.AdminContext(), &pb.CountAllEnabledServersWithCachePolicyIdRequest{CachePolicyId: params.CachePolicyId})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	if countResp.Count > 0 {
+		this.Fail("此缓存策略正在被别的服务引用，请修改后再删除。")
+	}
+
+	_, err = this.RPC().HTTPCachePolicyRPC().DeleteHTTPCachePolicy(this.AdminContext(), &pb.DeleteHTTPCachePolicyRequest{CachePolicyId: params.CachePolicyId})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+
+	this.Success()
+}