// src/lib/packageManagerRuntime.ts
import fs from "node:fs";
import chalk from "chalk";

// src/lib/crossSpawn.ts
import crossSpawn from "cross-spawn";
function spawnSync(command, args, options) {
  return crossSpawn.sync(command, args, options);
}

// src/lib/packageManagerRuntime.ts
var DISPLAY_NAMES = {
  bun: "Bun",
  npm: "npm",
  pnpm: "pnpm",
  yarn: "Yarn"
};
var MAC_INSTALL_COMMANDS = {
  bun: "brew install oven-sh/bun/bun",
  npm: "brew install node",
  pnpm: "brew install pnpm",
  yarn: "brew install yarn"
};
function currentPlatform() {
  if (process.platform === "darwin" || process.platform === "linux" || process.platform === "win32") {
    return process.platform;
  }
  return "unknown";
}
function askYesNo(question) {
  if (!process.stdin.isTTY || !process.stdout.isTTY) {
    return false;
  }
  process.stdout.write(question);
  const buffer = Buffer.alloc(1024);
  const bytesRead = fs.readSync(process.stdin.fd, buffer, 0, buffer.length, null);
  const answer = buffer.toString("utf8", 0, bytesRead).trim().toLowerCase();
  return answer === "y" || answer === "yes";
}
function isCommandInstalled(command) {
  const result = spawnSync(command, ["--version"], {
    encoding: "utf8",
    stdio: "ignore"
  });
  return !result.error && result.status === 0;
}
function isPackageManagerInstalled(pm) {
  return isCommandInstalled(pm);
}
function getPackageManagerInstallPlan(pm, platform = currentPlatform()) {
  const displayName = DISPLAY_NAMES[pm];
  if (platform === "darwin") {
    const command = MAC_INSTALL_COMMANDS[pm];
    return {
      command,
      manualInstructions: [
        `Install ${displayName} with: ${command}`
      ],
      packageManager: pm,
      platform,
      supported: true
    };
  }
  if (platform === "linux") {
    return {
      manualInstructions: [
        `Automatic installation for ${displayName} is not implemented on Linux yet.`,
        `Install ${displayName} manually and re-run the command.`
      ],
      packageManager: pm,
      platform,
      supported: false
    };
  }
  if (platform === "win32") {
    return {
      manualInstructions: [
        `Automatic installation for ${displayName} is not implemented on Windows yet.`,
        `Install ${displayName} manually and re-run the command.`
      ],
      packageManager: pm,
      platform,
      supported: false
    };
  }
  return {
    manualInstructions: [
      `Automatic installation for ${displayName} is not implemented on ${platform} yet.`,
      `Install ${displayName} manually and re-run the command.`
    ],
    packageManager: pm,
    platform,
    supported: false
  };
}
function printManualInstructions(plan, context) {
  console.error(chalk.yellow(`${DISPLAY_NAMES[plan.packageManager]} is required for "${context.operation}".`));
  for (const line of plan.manualInstructions) {
    console.error(chalk.gray(`  ${line}`));
  }
}
function installWithHomebrew(pm, cwd) {
  const command = MAC_INSTALL_COMMANDS[pm];
  const result = spawnSync("brew", command.replace("brew ", "").split(" "), {
    cwd,
    encoding: "utf8",
    stdio: "inherit"
  });
  return result.status === 0;
}
function ensurePackageManagerInstalled(pm, context) {
  if (isPackageManagerInstalled(pm)) return true;
  const plan = getPackageManagerInstallPlan(pm, context.platform ?? currentPlatform());
  const displayName = DISPLAY_NAMES[pm];
  console.error(chalk.yellow(`${context.operation} requires ${displayName}, but it is not installed.`));
  if (!plan.supported) {
    printManualInstructions(plan, context);
    return false;
  }
  if (!isCommandInstalled("brew")) {
    console.error(chalk.yellow("Homebrew is not installed, so automatic installation is unavailable."));
    console.error(chalk.gray("  Install Homebrew from https://brew.sh and then run:"));
    console.error(chalk.gray(`  ${plan.command}`));
    return false;
  }
  const confirmed = askYesNo(chalk.cyan(`Install ${displayName} with Homebrew now? [y/N] `));
  if (!confirmed) {
    console.error(chalk.gray(`Skipping install. Run "${plan.command}" manually and then retry.`));
    return false;
  }
  console.error(chalk.cyan(`Installing ${displayName} via Homebrew...
`));
  if (!installWithHomebrew(pm, context.cwd)) {
    console.error(chalk.red(`Homebrew failed to install ${displayName}.`));
    console.error(chalk.gray(`Run "${plan.command}" manually and then retry.`));
    return false;
  }
  if (!isPackageManagerInstalled(pm)) {
    console.error(chalk.red(`${displayName} still does not appear to be installed after Homebrew completed.`));
    console.error(chalk.gray(`Run "${plan.command}" manually and then retry.`));
    return false;
  }
  console.error(chalk.green(`${displayName} installed successfully.`));
  return true;
}
function failureResult() {
  return {
    output: ["", ""],
    pid: 0,
    signal: null,
    status: 1,
    stderr: "",
    stdout: ""
  };
}
function spawnPackageManagerSync(pm, args, options) {
  if (!ensurePackageManagerInstalled(pm, options.context)) {
    return failureResult();
  }
  return spawnSync(pm, args, { encoding: "utf8", ...options });
}

// src/lib/yarn/isYarnVersionOrGreater.ts
var isYarnVersionOrGreater = (major, minor, patch) => {
  const result = spawnPackageManagerSync("yarn", ["-v"], {
    context: { operation: "Check installed Yarn version" },
    encoding: "utf8"
  });
  const version = result.stdout.toString().replaceAll("\n", "");
  const versionNumbers = version.split(".").map((ver) => Number.parseInt(ver));
  const majorDelta = versionNumbers[0] - major;
  const minorDelta = versionNumbers[1] - (minor ?? versionNumbers[1]);
  const patchDelta = versionNumbers[2] - (patch ?? versionNumbers[2]);
  const majorOk = majorDelta >= 0;
  const minorOk = majorDelta > 0 || minorDelta >= 0;
  const patchOk = majorDelta > 0 || minorDelta > 0 || patchDelta >= 0;
  return [majorOk && minorOk && patchOk, version];
};
export {
  isYarnVersionOrGreater
};
//# sourceMappingURL=isYarnVersionOrGreater.mjs.map
