#!/usr/bin/env node

import { spawnSync } from "node:child_process";
import { existsSync } from "node:fs";
import path from "node:path";
import process from "node:process";
import { fileURLToPath } from "node:url";

const scriptDir = path.dirname(fileURLToPath(import.meta.url));
const repoRoot = path.resolve(scriptDir, "..");
const tauriCli = path.join(repoRoot, "node_modules", "@tauri-apps", "cli", "tauri.js");
const frontendBuildHook = path.join(scriptDir, "tauri-before-build.mjs");

if (!existsSync(tauriCli)) {
    console.error(`Missing Tauri CLI at ${tauriCli}. Run pnpm install first.`);
    process.exit(1);
}

const env = {
    ...process.env,
    TAURI_APP_PATH: path.join(repoRoot, "src-tauri", "crates", "tauritavern"),
    TAURI_FRONTEND_PATH: repoRoot,
};

const args = process.argv.slice(2);
if (args[0] === "--") {
    args.shift();
}

if (args[0] === "--prepare-frontend") {
    args.shift();
    const isDev = args[0] === "dev"
        || (["android", "ios", "ohos"].includes(args[0]) && args[1] === "dev");
    if (!isDev) {
        const frontendResult = spawnSync(process.execPath, [frontendBuildHook], {
            cwd: repoRoot,
            stdio: "inherit",
            env,
        });
        if (frontendResult.error) {
            console.error(frontendResult.error.message);
            process.exit(1);
        }
        if (frontendResult.status !== 0) {
            process.exit(frontendResult.status ?? 1);
        }
    }
    env.TAURITAVERN_SKIP_WEB_BUILD = "1";
}

// OpenHarmony uses the toolchain's cargo-tauri; the npm CLI has no ohos command.
const result = spawnSync(args[0] === "ohos" ? "cargo" : process.execPath,
    args[0] === "ohos" ? ["tauri", ...args] : [tauriCli, ...args], {
    cwd: repoRoot,
    stdio: "inherit",
    env,
});

if (result.error) {
    console.error(result.error.message);
    process.exit(1);
}

process.exit(result.status ?? 1);