package handlers

import (
	"slices"

	"github.com/StevanFreeborn/term-tier/internal/core"
	"github.com/StevanFreeborn/term-tier/internal/state"
	tea "github.com/charmbracelet/bubbletea"
)

type loadHandler struct {
	keys        []string
	description string
	saver       core.Saver
}

func NewLoadHandler(saver core.Saver) KeyMsgHandler {
	return loadHandler{
		keys:        []string{"ctrl+o"},
		description: "Load tiers",
		saver:       saver,
	}
}

func (h loadHandler) KeysHandled() []string {
	return h.keys
}

func (h loadHandler) Description() string {
	return h.description
}

func (h loadHandler) Match(s state.State, msg tea.KeyMsg) bool {
	return s.Mode() == state.NavigationMode && slices.Contains(h.keys, msg.String())
}

func (h loadHandler) Handle(s state.State, msg tea.KeyMsg) tea.Cmd {
	return s.StartInputMode("Load tiers", func(val string, s state.State) tea.Cmd {
		if data, err := h.saver.Load(val); err != nil {
			s.SetStatus("Error: " + err.Error())
		} else {
			s.Load(data)
			s.SetStatus("Loaded " + val)
		}

		return nil
	})
}