import yargs from 'yargs';
import { hideBin } from 'yargs/helpers';
import { llvmPackages } from '../build/llvmPackages.js';
import path from 'path';
import { buildPackage } from '../build/build.js';
import { randomUUID } from 'crypto';
import { arch } from 'os';

const args = await yargs(hideBin(process.argv))
    .version("0.0.0")
    .option("src", {
        describe: "Source directory to llvm-project",
        demandOption: true,
        type: "string",
    })
    .option("build", {
        describe: "Build directory",
        type: "string",
    })
    .option("prefix", {
        describe: "Install prefix",
        type: "string",
    })
    .help()
    .parse();

const src = path.resolve(args.src);
const build = args.build ?? path.resolve(src, "build");
const prefix = args.prefix ?? path.resolve(src, "install", randomUUID());

const packages = llvmPackages({
    src: args.src,
    buildDir(packageName) {
        return path.join(build, packageName);
    },
    installPrefix: prefix,
    // FIXME: arguments to platform?
    platform: {
        buildPlatform: { arch: arch() },
        hostPlatform: { arch: arch() },
    }
});

for (const pkg of packages) {
    await buildPackage(pkg);
}