import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const root = path.resolve(__dirname, "../..");
const MARKER = "data-web2app-tauri-shell";
const PERMISSIONS_POLICY_MARKER = "data-web2app-permissions-policy";
const PERMISSIONS_POLICY_TAG = ``;
const scriptPath = path.join(root, "template", "scripts", "tauri-shell.js");
export function injectTauriShell(distDir) {
const indexPath = path.join(distDir, "index.html");
if (!fs.existsSync(indexPath)) return;
let html = fs.readFileSync(indexPath, "utf8");
const needsPolicy = !html.includes(PERMISSIONS_POLICY_MARKER);
const needsScript = !html.includes(MARKER);
if (!needsPolicy && !needsScript) return;
const injections = [];
if (needsPolicy) injections.push(PERMISSIONS_POLICY_TAG);
if (needsScript) {
const script = fs.readFileSync(scriptPath, "utf8").trim();
injections.push(``);
}
const block = `${injections.join("\n")}\n`;
if (html.includes("")) {
html = html.replace("", `\n${block}`);
} else if (html.includes("")) {
html = html.replace("", `${block}`);
} else if (html.includes("")) {
html = html.replace("", `${block}`);
} else {
html += `\n${block}`;
}
fs.writeFileSync(indexPath, html);
console.log("Injected Tauri shell script into index.html");
}