121 lines
2.1 KiB
Go
121 lines
2.1 KiB
Go
package screen
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import (
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"sort"
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/container"
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"fyne.io/fyne/v2/data/binding"
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"fyne.io/fyne/v2/widget"
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)
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type Tasks struct {
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tasks []Task
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taskLabels binding.StringList
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selectedTask Task
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list *widget.List
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commands chan interface{}
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show chan ShowRequest
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root *fyne.Container
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}
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func NewTasks(commands chan interface{}, show chan ShowRequest) *Tasks {
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tasks := &Tasks{
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tasks: []Task{},
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taskLabels: binding.NewStringList(),
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commands: commands,
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show: show,
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selectedTask: Task{},
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}
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tasks.Init()
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return tasks
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}
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func (t *Tasks) Refresh(state State) {
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t.tasks = state.Tasks
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sort.Slice(t.tasks, func(i, j int) bool {
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return t.tasks[i].Action < t.tasks[j].Action
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})
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tls := []string{}
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for _, t := range t.tasks {
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tls = append(tls, t.Action)
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}
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t.taskLabels.Set(tls)
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if t.selectedTask.ID == "" {
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t.list.UnselectAll()
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}
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}
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func (t *Tasks) Init() {
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newButton := widget.NewButton("new", func() {
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t.show <- ShowRequest{Screen: "new"}
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})
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updateButton := widget.NewButton("update", func() {
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t.updateTask()
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})
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doneButton := widget.NewButton("done", func() {
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t.markDone()
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})
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t.list = widget.NewListWithData(
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t.taskLabels,
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func() fyne.CanvasObject {
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return widget.NewLabel("template")
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},
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func(i binding.DataItem, o fyne.CanvasObject) {
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o.(*widget.Label).Bind(i.(binding.String))
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},
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)
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t.list.OnSelected = t.selectItem
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t.root = container.NewBorder(
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newButton,
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container.NewVBox(updateButton, doneButton),
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nil,
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nil,
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t.list,
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)
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}
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func (t *Tasks) Content() *fyne.Container {
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return t.root
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}
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func (t *Tasks) Hide() {
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t.root.Hide()
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}
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func (t *Tasks) Show(_ Task) {
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t.root.Show()
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}
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func (t *Tasks) selectItem(lid widget.ListItemID) {
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id := int(lid)
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if id < 0 || id >= len(t.tasks) {
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return
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}
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t.selectedTask = t.tasks[id]
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}
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func (t *Tasks) markDone() {
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if t.selectedTask.ID == "" {
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return
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}
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t.commands <- MarkTaskDoneRequest{
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ID: t.selectedTask.ID,
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}
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t.selectedTask = Task{}
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}
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func (t *Tasks) updateTask() {
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if t.selectedTask.ID == "" {
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return
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}
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t.show <- ShowRequest{
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Screen: "update",
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Task: t.selectedTask,
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}
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}
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