// TODO Implement Bubbletea
// TODO Replace bug.go implementation of [Bug.View]
package buggo

import (
	"fmt"

	"github.com/charmbracelet/bubbles/viewport"
	tea "github.com/charmbracelet/bubbletea"
	"github.com/charmbracelet/lipgloss"
)

// The main bubbletea Model
type Model struct {
	Bug      Bug
	Path     string
	viewport viewport.Model
}

func (m Model) Init() tea.Cmd { return nil }

// Handles quit logic and viewport scroll and size updates
func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
	switch msg.(type) {
	case tea.KeyMsg:
		return m, tea.Quit
	}

	return m, nil
}

// [lipgloss] style definitions
var (
	titleStyle = lipgloss.NewStyle().
			Bold(true).
			Underline(true)

	statusStyle = lipgloss.NewStyle().
			Faint(true).
			Italic(true)

	variadicTitleStyle = lipgloss.NewStyle().
				Align(lipgloss.Left).
				Italic(true)

	variadicDataStyle = lipgloss.NewStyle().
				Width(40).
				BorderStyle(lipgloss.ASCIIBorder())

	borderStyle = lipgloss.NewStyle().
			BorderStyle(lipgloss.NormalBorder())
)

// Handles all view logic for [buggo.Bug]
func (m Model) renderBug() string {
	var output string
	// title
	output = output + titleStyle.Render(m.Bug.Title)

	// status
	output = output + fmt.Sprintf("\n%s", statusStyle.Render(m.Bug.Status.Data))

	// variadics
	var tags string
	for _, field := range m.Bug.Tags.Fields {
		tags = tags + field.Path + ", "
	}
	var blockedby string
	for _, field := range m.Bug.Blockedby.Fields {
		blockedby = blockedby + field.Path + ", "
	}

	output = output + variadicTitleStyle.Render("\nTags:")
	output = output + fmt.Sprintf("\n%s", variadicDataStyle.Render(tags))

	output = output + variadicTitleStyle.Render("\n\nBlockedby:")
	output = output + fmt.Sprintf("\n%s", variadicDataStyle.Render(blockedby))

	// description
	output = output + "\n---"
	output = output + titleStyle.Render("\nDescription:")
	output = output + fmt.Sprintf("\n%s", m.Bug.Description.Data)

	return borderStyle.Render(output)
}

// Wraps [buggo.Model.renderBug] in a viewport
func (m Model) View() string {
	return m.renderBug()
}