package setup

import (
	"bubble/setup/ui"
	"bubble/types"
	"fmt"
	"github.com/charmbracelet/bubbles/list"
	tea "github.com/charmbracelet/bubbletea"
	"github.com/charmbracelet/lipgloss"
)

type ListApplicationItem struct {
	Application types.PackageApplication
}

func (i ListApplicationItem) Title() string {
	return fmt.Sprintf("%s, v%s", i.Application.Name, i.Application.Version)
}
func (i ListApplicationItem) Description() string {
	return fmt.Sprintf("%s", i.Application.Description)
}

func (i ListApplicationItem) FilterValue() string {
	return i.Application.Name
}

type ListApplicationsModel struct {
	List   list.Model
	width  int
	height int
}

func NewListApplicationsModel(applications []types.PackageApplication, width, height int) *ListApplicationsModel {

	items := make([]list.Item, len(applications))
	for i, app := range applications {
		items[i] = ListApplicationItem{app}
	}

	delegate := list.NewDefaultDelegate()
	delegate.Styles.SelectedTitle = ui.ListSelectedStyle
	delegate.Styles.SelectedDesc = ui.ListSelectedStyle
	delegate.ShowDescription = false
	l := list.New(items, delegate, width, height)
	l.Title = "Выберите приложение для настройки"
	l.Styles.Title = ui.ListTitleStyle

	return &ListApplicationsModel{
		List:   l,
		width:  width,
		height: height,
	}
}

func (m *ListApplicationsModel) Init() tea.Cmd {
	return nil
}

func (m *ListApplicationsModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
	var cmd tea.Cmd
	switch msg := msg.(type) {
	case tea.WindowSizeMsg:
		m.width = msg.Width
		m.height = msg.Height
		return m, nil
	case tea.KeyMsg:
		switch msg.String() {
		case "ctrl+c", "q":
			return m, tea.Quit
		case "enter":
			selected := m.List.SelectedItem().(ListApplicationItem)
			return m, func() tea.Msg {
				return types.ShowModalMsg{
					Type:    types.ModalConfirm,
					Title:   "Начать установку",
					Message: fmt.Sprintf("Вы хотит настроить приложение:\n\n%s\n\nПродолжить?", selected.Title()),
					ModalButtons: []types.ModalButton{
						{Text: "Да", Value: true},
						{Text: "Нет", Value: false},
					},
					OnResult: func(result any) tea.Cmd {
						if result == true {
							return func() tea.Msg {
								return types.SelectedAppMsg{App: selected.Application}
							}
						}
						return nil
					},
				}
			}
		}
	}
	m.List, cmd = m.List.Update(msg)
	return m, cmd
}

func (m *ListApplicationsModel) View() string {
	contentWidth := ui.ContentWidth(m.width)
	listWidth := int(float64(contentWidth) * ui.ListWithRatio)
	m.List.SetSize(listWidth-6, m.height-10)

	listView := m.List.View()

	var desc string
	if sel := m.List.SelectedItem(); sel != nil {
		desc = sel.(ListApplicationItem).Description()
	}
	descView := ui.ListDescriptionStyle.Width(contentWidth - listWidth - 10).Render(desc)
	body := lipgloss.JoinHorizontal(lipgloss.Top, listView, "    ", descView)
	container := ui.ListContainer.Width(contentWidth).Render(body)

	return lipgloss.Place(m.width, m.height,
		lipgloss.Center, lipgloss.Center,
		container,
		lipgloss.WithWhitespaceChars("░"),
		lipgloss.WithWhitespaceForeground(ui.ColorGrey),
	)

	//var desc string
	//if selected := m.List.SelectedItem(); selected != nil {
	//	desc = selected.(ListApplicationItem).Description()
	//}
	//descView := ui.ListDescriptionStyle.
	//	Width(contentWidth/2 - 4).
	//	Render(desc)
	//
	//body := lipgloss.JoinHorizontal(lipgloss.Top, listView, "  ", descView)
	//
	//container := ui.ListStyle.
	//	Width(contentWidth).
	//	Render(body)
	//
	//return lipgloss.Place(m.width, m.height,
	//	lipgloss.Center, lipgloss.Center,
	//	container,
	//	lipgloss.WithWhitespaceChars("░"),
	//	lipgloss.WithWhitespaceForeground(ui.ColorGrey),
	//)

}