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Add support reload pipeline dashboard data automatically (#222)
* Add support reload pipeline dashboard data automatically * Fix the glint issues
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| package ui | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "github.com/rivo/tview" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| metav1beta1 "k8s.io/apimachinery/pkg/apis/meta/v1beta1" | ||
| "k8s.io/client-go/rest" | ||
| "time" | ||
| ) | ||
|
|
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| // ResourceTable represents a table of a Kubernetes resource | ||
| type ResourceTable struct { | ||
| *tview.Table | ||
|
|
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| //client dynamic.Interface | ||
| client *rest.RESTClient | ||
| app *tview.Application | ||
|
|
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| // inner fields | ||
| ticker *time.Ticker | ||
| } | ||
|
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| // NewResourceTable creates a table for Kubernetes resource | ||
| func NewResourceTable(client *rest.RESTClient, app *tview.Application) *ResourceTable { | ||
| table := tview.NewTable() | ||
| table.SetBorder(true) | ||
| table.SetSelectable(true, false).Select(1, 0).SetFixed(1, 0) | ||
| table.SetBorderPadding(0, 0, 1, 1) | ||
|
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| return &ResourceTable{ | ||
| client: client, | ||
| app: app, | ||
| Table: table, | ||
| } | ||
| } | ||
|
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| const gvFmt = "application/json;as=Table;v=%s;g=%s, application/json" | ||
|
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| // Load loads the data of a Kubernetes resource | ||
| func (t *ResourceTable) Load(ns, kind, labelSelector string) { | ||
| t.Stop().Clear() | ||
| t.SetTitle("loading") | ||
| // TODO provide a way to let users set it | ||
| t.ticker = time.NewTicker(time.Second * 2) | ||
|
|
||
| go func() { | ||
| ctx := context.TODO() | ||
| // give it an initial data setting | ||
| t.reload(ctx, ns, kind, labelSelector) | ||
|
|
||
| for range t.ticker.C { | ||
| t.reload(ctx, ns, kind, labelSelector) | ||
| } | ||
| }() | ||
| } | ||
|
|
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| func (t *ResourceTable) reload(ctx context.Context, ns, kind, labelSelector string) { | ||
| listOpt := metav1.ListOptions{ | ||
| LabelSelector: labelSelector, | ||
| } | ||
| t.SetTitle(fmt.Sprintf("%s(%s)[%d]", kind, ns, 0)) | ||
| tableData := &metav1beta1.Table{} | ||
| if err := t.client.Get().Namespace(ns).Resource(kind). | ||
| VersionedParams(&listOpt, metav1.ParameterCodec). | ||
| SetHeader("Accept", fmt.Sprintf(gvFmt, metav1beta1.SchemeGroupVersion.Version, metav1beta1.GroupName)). | ||
| Do(ctx).Into(tableData); err != nil { | ||
| // TODO provide a better way to handle this error | ||
| panic(err) | ||
| return | ||
| } | ||
|
|
||
| for i, col := range tableData.ColumnDefinitions { | ||
| t.SetCellSimple(0, i, col.Name) | ||
| } | ||
| for i, row := range tableData.Rows { | ||
| for j, cell := range row.Cells { | ||
| t.SetCellSimple(i+1, j, fmt.Sprintf("%v", cell)) | ||
| } | ||
| } | ||
| t.SetTitle(fmt.Sprintf("%s(%s)[%d]", kind, ns, len(tableData.Rows))) | ||
| t.app.Draw() | ||
| } | ||
|
|
||
| // Stop stops the refresh data action | ||
| func (t *ResourceTable) Stop() *ResourceTable { | ||
| if t.ticker != nil { | ||
| t.ticker.Stop() | ||
| t.ticker = nil | ||
| } | ||
| return t | ||
| } |