import { assertEquals } from "https://deno.land/std@0.224.0/testing/asserts.ts";

/**
 * Proof of Concept: Static Analysis Payloads (Gen 2)
 *
 * Simulates a real CI/CD integration where we spawn Deno.Command to run a local
 * static analysis tool (like deno lint), capture its JSON output, and feed it
 * as structured data for the Adversary agent.
 */

async function runStaticAnalysis(code: string): Promise<any> {
  // Write the temp code to a file
  const tempFile = await Deno.makeTempFile({ suffix: ".ts" });
  await Deno.writeTextFile(tempFile, code);

  // We use deno lint as our real "static analysis tool" for this PoC
  const command = new Deno.Command("deno", {
    args: ["lint", "--json", tempFile],
    stdout: "piped",
    stderr: "piped",
  });

  const { stdout } = await command.output();
  const outputStr = new TextDecoder().decode(stdout);

  // Cleanup
  await Deno.remove(tempFile);

  try {
    return JSON.parse(outputStr);
  } catch (_e) {
    return { diagnostics: [] }; // Empty if no output or parse error
  }
}

if (import.meta.main) {
  console.log("Running Static Analysis Payloads PoC (Gen 2) tests...");

  // We write some intentionally bad code that triggers deno lint
  const badCode = `
    const unusedVar = 42;
    function anyFunc(a: any) {
      return a == null;
    }
  `;

  try {
    const analysisReport = await runStaticAnalysis(badCode) as any;

    console.log("Agent received real structured static analysis report:");
    console.log(`Found ${analysisReport.diagnostics.length} lint issues.`);

    // We expect deno lint to catch 'no-unused-vars'
    assertEquals(analysisReport.diagnostics.length > 0, true);

    const hasUnusedVar = analysisReport.diagnostics.some((e: any) =>
      e.code === "no-unused-vars"
    );
    assertEquals(hasUnusedVar, true);

    console.log(
      "✅ Static Analysis Payloads PoC (Gen 2) successful: Spawned real tool (deno lint) and parsed JSON payload.",
    );
  } catch (err) {
    console.error("❌ Static Analysis Payloads PoC (Gen 2) failed:", err);
    Deno.exit(1);
  }
}