//go:build kanholec_gui

package gui

import (
	"image/color"

	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/theme"
)

var (
	colorPrimary     = color.NRGBA{R: 99, G: 102, B: 241, A: 255}
	colorPrimaryDark = color.NRGBA{R: 79, G: 70, B: 229, A: 255}
	colorSecondary   = color.NRGBA{R: 236, G: 72, B: 153, A: 255}
	colorBackground  = color.NRGBA{R: 17, G: 24, B: 39, A: 255}
	colorSurface     = color.NRGBA{R: 31, G: 41, B: 55, A: 255}
	colorForeground  = color.NRGBA{R: 243, G: 244, B: 246, A: 255}
	colorButton      = color.NRGBA{R: 55, G: 65, B: 81, A: 255}
	colorHover       = color.NRGBA{R: 75, G: 85, B: 99, A: 255}
	colorDisabled    = color.NRGBA{R: 107, G: 114, B: 128, A: 255}
	colorInputBorder = color.NRGBA{R: 75, G: 85, B: 99, A: 255}
	colorPlaceholder = color.NRGBA{R: 156, G: 163, B: 175, A: 255}
	colorSuccess     = color.NRGBA{R: 34, G: 197, B: 94, A: 255}
	colorWarning     = color.NRGBA{R: 251, G: 146, B: 60, A: 255}
	colorError       = color.NRGBA{R: 239, G: 68, B: 68, A: 255}
	colorSeparator   = color.NRGBA{R: 55, G: 65, B: 81, A: 255}
	colorAccent      = color.NRGBA{R: 139, G: 92, B: 246, A: 255}
)

type kanholeTheme struct{}

var _ fyne.Theme = (*kanholeTheme)(nil)

func (t *kanholeTheme) Color(name fyne.ThemeColorName, variant fyne.ThemeVariant) color.Color {
	switch name {
	case theme.ColorNameBackground:
		return colorBackground
	case theme.ColorNameForeground, theme.ColorNameForegroundOnPrimary:
		return colorForeground
	case theme.ColorNamePrimary:
		return colorPrimary
	case theme.ColorNameButton:
		return colorButton
	case theme.ColorNameHover:
		return colorHover
	case theme.ColorNameDisabled:
		return colorDisabled
	case theme.ColorNameDisabledButton:
		return color.NRGBA{R: 45, G: 55, B: 72, A: 255}
	case theme.ColorNameInputBorder:
		return colorInputBorder
	case theme.ColorNamePlaceHolder:
		return colorPlaceholder
	case theme.ColorNameScrollBar:
		return color.NRGBA{R: 107, G: 114, B: 128, A: 180}
	case theme.ColorNameShadow:
		return color.NRGBA{R: 0, G: 0, B: 0, A: 100}
	case theme.ColorNameSeparator:
		return colorSeparator
	case theme.ColorNameFocus:
		return color.NRGBA{R: 99, G: 102, B: 241, A: 140}
	case theme.ColorNameSelection:
		return color.NRGBA{R: 99, G: 102, B: 241, A: 80}
	case theme.ColorNameInputBackground:
		return colorSurface
	case theme.ColorNameHeaderBackground:
		return color.NRGBA{R: 17, G: 24, B: 39, A: 255}
	default:
		return theme.DefaultTheme().Color(name, theme.VariantDark)
	}
}

func (t *kanholeTheme) Font(style fyne.TextStyle) fyne.Resource {
	return theme.DefaultTheme().Font(style)
}

func (t *kanholeTheme) Icon(name fyne.ThemeIconName) fyne.Resource {
	return theme.DefaultTheme().Icon(name)
}

func (t *kanholeTheme) Size(name fyne.ThemeSizeName) float32 {
	switch name {
	case theme.SizeNamePadding:
		return 10
	case theme.SizeNameInnerPadding:
		return 8
	case theme.SizeNameLineSpacing:
		return 32
	case theme.SizeNameScrollBar:
		return 10
	case theme.SizeNameScrollBarSmall:
		return 5
	case theme.SizeNameText:
		return 14
	case theme.SizeNameHeadingText:
		return 28
	case theme.SizeNameSubHeadingText:
		return 18
	case theme.SizeNameCaptionText:
		return 12
	case theme.SizeNameInputBorder:
		return 2
	case theme.SizeNameInputRadius:
		return 10
	case theme.SizeNameSelectionRadius:
		return 8
	default:
		return theme.DefaultTheme().Size(name)
	}
}

func StatusColor(s string) color.Color {
	switch s {
	case "running", "connected", "ok", "active":
		return colorSuccess
	case "warning", "reconnecting":
		return colorWarning
	case "error", "stopped", "failed", "disconnected":
		return colorError
	default:
		return colorPlaceholder
	}
}