datbaseStatusView.go

package views

import (
	"code.fbi.h-da.de/cocsn/gosdn/cmd/gosdn-tview/app"
	"github.com/rivo/tview"
	"time"
)

//DatabaseStatusView is an application view to display the current status of
//the database (e.g. connected, disconnected,...)
type DatabaseStatusView struct {
	databaseStatusView *tview.TextView
}

//NewDatabaseStatusView creates a new DatabaseStatusView
func NewDatabaseStatusView(app *app.App) *DatabaseStatusView {
	dv := &DatabaseStatusView{
		databaseStatusView: tview.NewTextView(),
	}
	dv.databaseStatusView.
		SetDynamicColors(true).
		SetTextAlign(tview.AlignCenter).
		SetRegions(true).
		SetBorder(true).
		SetTitle("Database")

	// run the periodical refresh in a new go routine
	go databaseTicker(dv)

	return dv
}

//GetContent returns the tview.Primitive belonging to the DatabaseStatusView
func (dv *DatabaseStatusView) GetContent() tview.Primitive {
	return dv.databaseStatusView
}

//SetContent sets new string content for the DatabaseStatusView
func (dv *DatabaseStatusView) SetContent(s string) {
	dv.databaseStatusView.Clear()
	dv.databaseStatusView.SetText(s)
}

func databaseTicker(dv *DatabaseStatusView) {
	//TODO see gRPCStatusView!
	ticker := time.NewTicker(5 * time.Second)
	for t := range ticker.C {
		dv.SetContent(t.String())
	}
}