import * as os from "os";
import * as path from "path";
import * as fs from "fs";
import { expandPath } from "./securityEnhanced";
import { Platform } from "./types";

// ── Platform Detection ──
export function detectPlatform(): Platform {
  const p = os.platform();
  return p === "win32" ? "windows" : p === "darwin" ? "macos" : "linux";
}

export function resolvePwshPath(): string {
  const platform = detectPlatform();
  if (platform === "windows") {
    const candidates = [
      "C:\\Program Files\\PowerShell\\7\\pwsh.exe",
      "C:\\Program Files (x86)\\PowerShell\\7\\pwsh.exe",
      "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe",
    ];
    for (const c of candidates) {
      try {
        const resolved = path.resolve(expandPath(c));
        if (fs.existsSync(resolved)) return resolved;
      } catch { /* skip */ }
    }
    return "powershell";
  }
  const candidates = ["/usr/bin/pwsh", "/usr/bin/powershell", "/opt/microsoft/powershell/7/pwsh"];
  for (const c of candidates) {
    try {
      const resolved = path.resolve(expandPath(c));
      fs.accessSync(resolved, fs.constants.X_OK);
      return resolved;
    } catch { /* skip */ }
  }
  return "pwsh";
}

import * as os from "os";
import * as path from "path";
import * as fs from "fs";
import { expandPath } from "./securityEnhanced";
import { Platform } from "./types";

// ── Platform Detection ──
export function detectPlatform(): Platform {
  const p = os.platform();
  return p === "win32" ? "windows" : p === "darwin" ? "macos" : "linux";
}

export function resolvePwshPath(): string {
  const platform = detectPlatform();
  if (platform === "windows") {
    const candidates = [
      "C:\\Program Files\\PowerShell\\7\\pwsh.exe",
      "C:\\Program Files (x86)\\PowerShell\\7\\pwsh.exe",
      "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe",
    ];
    for (const c of candidates) {
      try {
        const resolved = path.resolve(expandPath(c));
        if (fs.existsSync(resolved)) return resolved;
      } catch { /* skip */ }
    }
    return "powershell";
  }
  const candidates = ["/usr/bin/pwsh", "/usr/bin/powershell", "/opt/microsoft/powershell/7/pwsh"];
  for (const c of candidates) {
    try {
      const resolved = path.resolve(expandPath(c));
      fs.accessSync(resolved, fs.constants.X_OK);
      return resolved;
    } catch { /* skip */ }
  }
  return "pwsh";
}