package tui

import (
	"github.com/charmbracelet/bubbles/textinput"
	tea "github.com/charmbracelet/bubbletea"

	"github.com/lerko/nib/internal/db"
	"github.com/lerko/nib/internal/parse"
)

type inputModel struct {
	ti     textinput.Model
	active bool
}

func newInputModel() inputModel {
	ti := textinput.New()
	ti.Placeholder = "capture a thought…"
	ti.Prompt = inputPromptStyle.Render("› ")
	ti.CharLimit = 500
	return inputModel{ti: ti}
}

func (i *inputModel) focus() {
	i.active = true
	i.ti.Focus()
}

func (i *inputModel) reset() {
	i.active = false
	i.ti.SetValue("")
	i.ti.Blur()
}

func (i inputModel) submit() *db.Entity {
	val := i.ti.Value()
	if val == "" {
		return nil
	}

	parsed, err := parse.Parse(val)
	if err != nil {
		return nil
	}

	e := &db.Entity{
		Body:  parsed.Body,
		Title: parsed.Title,
		Glyph: db.Glyph(parsed.Glyph),
		Tags:  parsed.Tags,
	}
	if parsed.TimeAnchor != nil {
		e.TimeAnchor = parsed.TimeAnchor
	}
	if parsed.CardSuffix != nil {
		ct := db.CardType(*parsed.CardSuffix)
		e.CardType = &ct
	}
	if parsed.Pin {
		e.Pinned = true
	}
	if parsed.Description != nil {
		e.Description = parsed.Description
	}

	return e
}

func (i inputModel) updateKey(msg tea.KeyMsg) inputModel {
	i.ti, _ = i.ti.Update(msg)
	return i
}

func (i inputModel) view(width int) string {
	return i.ti.View()
}