package tui

import (
	"fmt"
	"strings"

	"github.com/charmbracelet/lipgloss"
)

func (m Model) renderChat() string {
	var b strings.Builder

	header := sectionStyle.Render("Chat")
	header += " "
	header += lipgloss.NewStyle().Foreground(mutedColor).Render("(" + m.config.Profile.Preferences.DefaultAI + ")")
	if m.chatLoading {
		header += "  " + m.spinner.View() + lipgloss.NewStyle().Foreground(warningColor).Render("thinking...")
	}
	b.WriteString(header)
	b.WriteString("\n\n")

	separator := lipgloss.NewStyle().Foreground(dimColor).Render(strings.Repeat("─", max(m.width-4, 10)))
	b.WriteString(separator)
	b.WriteString("\n\n")

	for _, msg := range m.chatLog {
		b.WriteString(msg)
		b.WriteString("\n\n")
	}

	if m.previewURL != "" {
		b.WriteString(itemOKStyle.Render(fmt.Sprintf("Preview: %s", m.previewURL)))
		b.WriteString("\n\n")
	}

	return b.String()
}

func (m Model) renderChatInput() string {
	if m.chatLoading {
		return inputStyle.Render("> ") + m.spinner.View() + lipgloss.NewStyle().Foreground(mutedColor).Render(" waiting for response...")
	}
	cursor := lipgloss.NewStyle().Foreground(baseColor).Render("")
	return inputStyle.Render("> ") + m.chatInput + cursor
}