package main

import (
	"strings"

	_ "embed"
)

// 嵌入式静态页面 (单文件部署, 把 HTML/CSS/JS 编译进二进制, 无需运行时外部文件)

//go:embed static/index.html.tpl
var indexTpl []byte

//go:embed static/app.css
var appCSS []byte

//go:embed static/app.js
var appJS []byte

//go:embed static/helpers.js
var helpersJS []byte

//go:embed static/batch.js
var batchJS []byte

// pageHTML is the assembled single-file deployment response.
// Computed once at startup; same bytes served on every GET /.
var pageHTML []byte

func init() {
	s := string(indexTpl)
	s = strings.Replace(s, "/*EMBED_CSS*/", string(appCSS), 1)
	// JS 顺序敏感: app 先声明 consts / 注册 handlers; helpers 后注入纯函数;
	// batch 最后使用 consts 并启动 boot. 同 <script> 内共享顶层 var.
	combined := string(appJS) + "\n" + string(helpersJS) + "\n" + string(batchJS)
	s = strings.Replace(s, "/*EMBED_JS*/", combined, 1)
	pageHTML = []byte(s)
}