package tui

import (
	"strings"

	tea "github.com/charmbracelet/bubbletea"
)

func (m model) handleNetworkMenu() (tea.Model, tea.Cmd) {
	switch m.cursor {
	case 0:
		m.busy = true
		m.busyTitle = "Network status"
		return m, func() tea.Msg {
			result, err := m.app.NetworkStatus()
			return resultMsg{title: result.Title, body: result.Body, err: err, back: screenNetwork}
		}
	case 1:
		m.busy = true
		m.busyTitle = "DHCP all interfaces"
		return m, func() tea.Msg {
			result, err := m.app.DHCPAllResult()
			return resultMsg{title: result.Title, body: result.Body, err: err, back: screenNetwork}
		}
	case 2:
		m.pendingAction = actionDHCPOne
		m.busy = true
		m.busyTitle = "Interfaces"
		return m, func() tea.Msg {
			ifaces, err := m.app.ListInterfaces()
			return interfacesMsg{ifaces: ifaces, err: err}
		}
	case 3:
		m.pendingAction = actionStaticIPv4
		m.busy = true
		m.busyTitle = "Interfaces"
		return m, func() tea.Msg {
			ifaces, err := m.app.ListInterfaces()
			return interfacesMsg{ifaces: ifaces, err: err}
		}
	case 4:
		m.screen = screenSettings
		m.cursor = 0
		return m, nil
	}
	return m, nil
}

func (m model) handleInterfacePickMenu() (tea.Model, tea.Cmd) {
	if len(m.interfaces) == 0 {
		return m, resultCmd("interfaces", "No physical interfaces found", nil, screenNetwork)
	}
	m.selectedIface = m.interfaces[m.cursor].Name
	switch m.pendingAction {
	case actionDHCPOne:
		m.busy = true
		m.busyTitle = "DHCP on " + m.selectedIface
		return m, func() tea.Msg {
			result, err := m.app.DHCPOneResult(m.selectedIface)
			return resultMsg{title: result.Title, body: result.Body, err: err, back: screenNetwork}
		}
	case actionStaticIPv4:
		defaults := m.app.DefaultStaticIPv4FormFields(m.selectedIface)
		m.formFields = []formField{
			{Label: "IPv4 address", Value: defaults[0]},
			{Label: "Prefix", Value: defaults[1]},
			{Label: "Gateway", Value: strings.TrimSpace(defaults[2])},
			{Label: "DNS (space-separated)", Value: defaults[3]},
		}
		m.formIndex = 0
		m.screen = screenStaticForm
		return m, nil
	default:
		return m, nil
	}
}