import {
  dirname,
  fromFileUrl,
  join,
} from "https://deno.land/std@0.224.0/path/mod.ts";
import {
  blue,
  bold,
  green,
  red,
  yellow,
} from "https://deno.land/std@0.224.0/fmt/colors.ts";

// Define the experiments to run
const EXPERIMENTS = [
  {
    name: "DAG Engine PoC (Gen 2)",
    file: "dag_engine_poc.ts",
    description: "Verifies dependency resolution parsing real YAML task graphs.",
  },
  {
    name: "Git Storage PoC (Gen 2)",
    file: "git_storage_poc.ts",
    description: "Verifies ability to read/write Git Notes in an isolated environment.",
  },
  {
    name: "Git Merkle DAG Diffing PoC (Gen 2)",
    file: "merkle_diff_poc.ts",
    description: "Verifies O(1) diffing using native Git tree hashes on an isolated history.",
  },
  {
    name: "Declarative Frontmatter PoC (Gen 2)",
    file: "frontmatter_poc.ts",
    description: "Verifies extraction of UUIDv7 from Markdown using real YAML parsing.",
  },
];

async function runExperiment(
  file: string,
): Promise<{ success: boolean; output: string }> {
  const currentDir = dirname(fromFileUrl(import.meta.url));
  const filePath = join(currentDir, file);

  try {
    const command = new Deno.Command("deno", {
      args: ["run", "-A", filePath],
      stdout: "piped",
      stderr: "piped",
    });

    const { code, stdout, stderr } = await command.output();
    const decoder = new TextDecoder();

    const outputString = decoder.decode(stdout) + decoder.decode(stderr);

    return {
      success: code === 0,
      output: outputString.trim(),
    };
  } catch (error) {
    return {
      success: false,
      output: `Failed to execute ${file}: ${error}`,
    };
  }
}

async function runLab() {
  console.log(bold(blue("=== Agent Forum v4 - Experimental Laboratory (Generation 2) ===")));
  console.log("Running advanced foundational proofs of concept with real production tools...\n");

  let passed = 0;
  let failed = 0;

  for (const exp of EXPERIMENTS) {
    console.log(bold(`[Running] ${exp.name}`));
    console.log(`> ${exp.description}`);

    const { success, output } = await runExperiment(exp.file);

    if (success) {
      console.log(green("✅ PASS\n"));
      console.log(output);
      passed++;
    } else {
      console.log(red("❌ FAIL\n"));
      console.log(output);
      failed++;
    }
    console.log(yellow("--------------------------------------------------\n"));
  }

  console.log(bold(blue("=== Laboratory Results ===")));
  console.log(`Total Experiments: ${EXPERIMENTS.length}`);
  console.log(green(`Passed: ${passed}`));
  console.log(red(`Failed: ${failed}`));

  if (failed > 0) {
    Deno.exit(1);
  }
}

if (import.meta.main) {
  runLab().catch(console.error);
}