/*
Copyright © 2024 Seednode <seednode@seedno.de>
*/

package flash

import (
	"fmt"
	"net/http"
	"strings"

	"seedno.de/seednode/roulette/types"
)

type Format struct{}

func (t Format) CSP(w http.ResponseWriter) string {
	nonce := types.GetNonce()

	w.Header().Add("Content-Security-Policy", fmt.Sprintf("default-src 'self' 'nonce-%s'; script-src 'self' 'unsafe-inline'", nonce))

	return nonce
}

func (t Format) CSS() string {
	var css strings.Builder

	css.WriteString(`html,body{margin:0;padding:0;height:100%;}`)
	css.WriteString(`a{color:inherit;display:block;height:100%;width:100%;text-decoration:none;}`)

	return css.String()
}

func (t Format) Title(rootUrl, fileUri, filePath, fileName, prefix, mime string) (string, error) {
	return fmt.Sprintf(`<title>%s</title>`, fileName), nil
}

func (t Format) Body(rootUrl, fileUri, filePath, fileName, prefix, mime, nonce string) (string, error) {
	var html strings.Builder

	html.WriteString(fmt.Sprintf(`<script nonce=%q src="https://unpkg.com/@ruffle-rs/ruffle"></script><script>window.RufflePlayer.config = {autoplay:"on"};</script><embed src="%s"></embed>`, nonce, fileUri))
	html.WriteString(fmt.Sprintf(`<br /><button onclick="window.location.href = '%s';">Next</button>`, rootUrl))

	return html.String(), nil
}

func (t Format) Extensions() map[string]string {
	return map[string]string{
		`.swf`: `application/x-shockwave-flash`,
	}
}

func (t Format) MediaType(extension string) string {
	extensions := t.Extensions()

	value, exists := extensions[extension]
	if exists {
		return value
	}

	return ""
}

func (t Format) Validate(filePath string) bool {
	return true
}

func (t Format) Type() string {
	return "embed"
}

func init() {
	types.SupportedFormats.Register(Format{})
}