/*
  Pominal
  Copyright (C) 2020  Daniel Anglin

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package main

import (
	"fmt"

	"github.com/rivo/tview"
)

func newInfoUI() *tview.TextView {
	i := tview.NewTextView()
	i.SetBorder(true)
	i.SetTitle(" Pominal ")
	i.SetTitleAlign(tview.AlignLeft)

	return i
}

func newTimerUI(app *tview.Application) *tview.TextView {
	t := tview.NewTextView().SetTextAlign(tview.AlignCenter).SetChangedFunc(func() {
		app.Draw()
	})
	t.SetBorder(true)

	return t
}

func newFlex(info, timer *tview.TextView) *tview.Flex {
	f := tview.NewFlex().AddItem(info, 30, 1, false).AddItem(timer, 50, 1, false)
	f.SetRect(0, 0, 80, 20)

	return f
}

func drawInfo(t *tview.TextView, pominalCycle, workSessions, maxWorkSessions int, label string) {
	t.Clear()
	fmt.Fprintf(t, "\nPominal cycle: %d\nWork session:  %d of %d\nSession:       %s", pominalCycle, workSessions, maxWorkSessions, label)
}

func drawTimer(t *tview.TextView, countdown float64) {
	t.Clear()

	secondsPerMinute := 60
	fmt.Fprintf(t, "\nTime remaining:\n%02d:%02d", int(countdown)/secondsPerMinute, int(countdown)%secondsPerMinute)
}