package tui

import (
	"context"

	tea "github.com/charmbracelet/bubbletea"

	"git.tukangketik.id/swanadiva/hostkeeper/internal/models"
	"git.tukangketik.id/swanadiva/hostkeeper/pkg/storage"
)

// quitMsg signals the TUI to exit
type quitMsg struct{}

// openSessionMsg signals the TUI to open a new SSH session tab
type openSessionMsg struct {
	host *models.Host
}

// sessionOutputMsg carries SSH output to the TUI renderer
type sessionOutputMsg string

// sessionDoneMsg signals that a session has ended
type sessionDoneMsg struct {
	err error
}

// openHostFormMsg signals the TUI to open a host form tab
type openHostFormMsg struct {
	editing *models.Host // nil for add mode
}

// closeFormMsg signals the TUI to close the active form tab
type closeFormMsg struct{}

// saveHostMsg is produced when the form needs to save a host
type saveHostMsg struct {
	host    *models.Host
	dataDir string
}

// saveHostResultMsg is produced after a save attempt
type saveHostResultMsg struct {
	host *models.Host
	err  error
}

// loadedHostsMsg is produced after reloading hosts from storage
type loadedHostsMsg struct {
	hosts []*models.Host
}

// saveHostCmd creates a command that saves a host to storage
func saveHostCmd(host *models.Host, dataDir string) tea.Cmd {
	return func() tea.Msg {
		store, err := storage.NewJSONStorage(dataDir)
		if err != nil {
			return saveHostResultMsg{err: err}
		}
		ctx := context.Background()
		if err := store.SaveHost(ctx, host); err != nil {
			return saveHostResultMsg{err: err}
		}
		return saveHostResultMsg{host: host}
	}
}