package ui

import (
	"gioui.org/layout"
	"gioui.org/unit"
	"gioui.org/widget"
	"gioui.org/widget/material"

	"git.wxccs.org/iceking2nd/winauth-go/internal/i18n"
)

// welcomeDialog is the first-run prompt. Triggered when the config
// file does not exist. The user picks between enabling password
// protection and skipping — both branches hand control back to the
// caller via onDone.
type welcomeDialog struct {
	enableBtn widget.Clickable
	skipBtn   widget.Clickable
}

func newWelcomeDialog() *welcomeDialog {
	return &welcomeDialog{}
}

// welcomeResult is what onDone receives. encrypt=true means the user
// picked "Enable password protection" and the caller should raise the
// setPasswordDialog next. skip=true means the user dismissed the prompt
// and we should start with an empty, unencrypted config.
type welcomeResult struct {
	encrypt bool
	skip    bool
}

func (d *welcomeDialog) Layout(
	gtx layout.Context, th *material.Theme,
	onDone func(welcomeResult),
) layout.Dimensions {
	if d.enableBtn.Clicked(gtx) {
		onDone(welcomeResult{encrypt: true})
		return layout.Dimensions{Size: gtx.Constraints.Max}
	}
	if d.skipBtn.Clicked(gtx) {
		onDone(welcomeResult{skip: true})
		return layout.Dimensions{Size: gtx.Constraints.Max}
	}

	body := func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(material.Body1(th, i18n.T("msg_welcome_intro")).Layout),
		)
	}

	// Custom footer: two side-by-side actions. Use the shared modalShell
	// to reuse the standard backdrop/title/inset; only the action row
	// differs from the OK/Cancel modalCard pattern.
	footer := func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Horizontal, Spacing: layout.SpaceStart}.Layout(gtx,
			layout.Rigid(material.Button(th, &d.enableBtn, i18n.T("btn_welcome_enable_password")).Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return layout.Inset{Left: unit.Dp(8)}.Layout(gtx,
					material.Button(th, &d.skipBtn, i18n.T("btn_welcome_skip")).Layout)
			}),
		)
	}
	return modalShell(gtx, th, i18n.T("dialog_welcome_title"), body, footer)
}