gask-old/screen_task.go
2019-03-06 07:38:48 -06:00

133 lines
3.6 KiB
Go

package main
import (
"errors"
"fmt"
"strings"
"time"
todotxt "github.com/br0xen/go-todotxt"
"github.com/br0xen/termbox-screen"
"github.com/br0xen/termbox-util"
termbox "github.com/nsf/termbox-go"
)
const TaskScreenId = 1
// TaskScreen holds all that's going on
type TaskScreen struct {
message string
messageTimeout time.Duration
messageTime time.Time
cursor int
inputModal *termboxUtil.InputModal
confirmModal *termboxUtil.ConfirmModal
currentTaskId int
displayTask *todotxt.Task
}
const (
TaskBundleTaskIdKey = "taskscreen.taskid"
)
func (screen *TaskScreen) Id() int { return TaskScreenId }
func (screen *TaskScreen) Initialize(bundle termboxScreen.Bundle) error {
var err error
if bundle != nil {
screen.currentTaskId = bundle.GetInt(TaskBundleTaskIdKey, -1)
}
if screen.currentTaskId == -1 {
return errors.New("Task Screen Initialization Failed")
}
if screen.displayTask, err = app.TaskList.GetTask(screen.currentTaskId); err != nil {
return err
}
return nil
}
func (screen *TaskScreen) ResizeScreen() { screen.Initialize(nil) }
func (screen *TaskScreen) HandleKeyEvent(event termbox.Event) int {
if event.Key == termbox.KeyBackspace || event.Key == termbox.KeyBackspace2 || event.Ch == 'h' || event.Key == termbox.KeyArrowLeft {
return MainScreenId
} else if event.Ch == 'j' || event.Key == termbox.KeyArrowDown {
screen.moveCursorDown()
} else if event.Ch == 'k' || event.Key == termbox.KeyArrowUp {
screen.moveCursorUp()
}
return TaskScreenId
}
func (screen *TaskScreen) HandleNoneEvent(event termbox.Event) int { return TaskScreenId }
func (screen *TaskScreen) DrawScreen() {
screen.drawHeader()
yPos := 1
termboxUtil.DrawStringAtPoint(screen.displayTask.Todo, 0, yPos, DefaultFg, DefaultBg)
yPos++
termboxUtil.DrawStringAtPoint(fmt.Sprintf("Priority: %s", screen.displayTask.Priority), 0, yPos, DefaultFg, DefaultBg)
yPos++
termboxUtil.DrawStringAtPoint(fmt.Sprintf("Projects: %s", screen.displayTask.Projects), 0, yPos, DefaultFg, DefaultBg)
yPos++
termboxUtil.DrawStringAtPoint(fmt.Sprintf("Contexts: %s", screen.displayTask.Contexts), 0, yPos, DefaultFg, DefaultBg)
yPos++
termboxUtil.DrawStringAtPoint("Additional Tags:", 0, yPos, DefaultFg, DefaultBg)
yPos++
for k, v := range screen.displayTask.AdditionalTags {
termboxUtil.DrawStringAtPoint(fmt.Sprintf("%s: %s", k, v), 0, yPos, DefaultFg, DefaultBg)
yPos++
}
screen.drawFooter()
}
func (screen *TaskScreen) drawHeader() {
width, _ := termbox.Size()
headerString := screen.displayTask.Todo
spaces := strings.Repeat(" ", ((width-len(headerString))/2)+1)
termboxUtil.DrawStringAtPoint(fmt.Sprintf("%s%s%s", spaces, headerString, spaces), 0, 0, TitleFg, TitleBg)
}
func (screen *TaskScreen) drawFooter() {
if screen.messageTimeout > 0 && time.Since(screen.messageTime) > screen.messageTimeout {
screen.clearMessage()
}
_, height := termbox.Size()
termboxUtil.DrawStringAtPoint(screen.message, 0, height-1, DefaultFg, DefaultBg)
}
func (screen *TaskScreen) moveCursorDown() bool {
screen.cursor++
return true
}
func (screen *TaskScreen) moveCursorUp() bool {
screen.cursor--
return true
}
func (screen *TaskScreen) setMessage(msg string) {
screen.message = msg
screen.messageTime = time.Now()
screen.messageTimeout = time.Second * 2
}
/* setMessageWithTimeout lets you specify the timeout for the message
* setting it to -1 means it won't timeout
*/
func (screen *TaskScreen) setMessageWithTimeout(msg string, timeout time.Duration) {
screen.message = msg
screen.messageTime = time.Now()
screen.messageTimeout = timeout
}
func (screen *TaskScreen) clearMessage() {
screen.message = ""
screen.messageTimeout = -1
}