#!/usr/bin/env python3
"""Run the public Kaiju Coder 7 business-owner demo pack.

The demo pack exercises the release path customers will actually use: a compact
model-planned prompt where useful, deterministic harness rendering, and static
verification before any public claim is refreshed.
"""

from __future__ import annotations

import argparse
import datetime as dt
import json
import sys
import time
from dataclasses import asdict, dataclass
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(ROOT))

from kaiju_harness.router import result_to_json, run_task


@dataclass
class DemoTask:
    task_id: str
    kind: str
    prompt: str


@dataclass
class DemoResult:
    task_id: str
    kind: str
    seconds: float
    task_type: str
    artifact_type: str
    artifact_path: str | None
    project_dir: str | None
    changed_files: int
    errors: list[str]


DEMO_TASKS = [
    DemoTask(
        task_id="service-website",
        kind="website",
        prompt=(
            "Build a premium one-page website for Harborline Bookkeeping in "
            "Savannah. Include trust-focused copy, clear services, pricing "
            "signals, FAQ, and the CTA Book a Cleanup Call."
        ),
    ),
    DemoTask(
        task_id="owner-ai-company-pack",
        kind="business_suite",
        prompt=(
            "Build the owner-ready AI company operating pack for Harborline "
            "Bookkeeping with launch kit, connector pack, intake CRM, "
            "reporting agent, lead generator, sales closer, ROI dashboard, "
            "operator training, and teach-once Workshop handoff."
        ),
    ),
    DemoTask(
        task_id="stripe-safety-plan",
        kind="business_document",
        prompt=(
            "Write a practical Stripe checkout and webhook safety plan for a "
            "local service business selling paid AI setup calls. Include key "
            "states, failure handling, refund/debit rules, and launch checks."
        ),
    ),
    DemoTask(
        task_id="csv-parser",
        kind="coding",
        prompt=(
            "Write a safe Node.js CSV parser utility for business-owner lead "
            "imports. Include validation rules, typed output shape, example "
            "usage, and a small test plan."
        ),
    ),
]


def utc_stamp() -> str:
    return dt.datetime.now(dt.UTC).strftime("%Y%m%dT%H%M%SZ")


def write_summary(run_dir: Path, results: list[DemoResult], manifests: list[dict]) -> None:
    payload = {
        "product": "Kaiju Coder 7",
        "model_id": "kaiju-coder-7",
        "created_at": utc_stamp(),
        "summary": {
            "tasks": len(results),
            "passed": sum(1 for result in results if not result.errors),
            "failed": sum(1 for result in results if result.errors),
            "total_seconds": round(sum(result.seconds for result in results), 3),
        },
        "results": [asdict(result) for result in results],
        "manifests": manifests,
    }
    (run_dir / "results.json").write_text(json.dumps(payload, indent=2) + "\n", encoding="utf-8")

    lines = [
        "# Kaiju Coder 7 Public Demo Pack",
        "",
        f"- Run dir: `{run_dir}`",
        f"- Tasks: `{payload['summary']['tasks']}`",
        f"- Passed: `{payload['summary']['passed']}`",
        f"- Failed: `{payload['summary']['failed']}`",
        f"- Total seconds: `{payload['summary']['total_seconds']}`",
        "",
        "| Task | Kind | Result | Seconds | Changed files | Artifact |",
        "|---|---|---:|---:|---:|---|",
    ]
    for result in results:
        status = "pass" if not result.errors else "fail"
        artifact = result.artifact_path or result.project_dir or ""
        lines.append(
            f"| `{result.task_id}` | `{result.kind}` | {status} | "
            f"{result.seconds:.2f} | {result.changed_files} | `{artifact}` |"
        )
    (run_dir / "summary.md").write_text("\n".join(lines) + "\n", encoding="utf-8")


def main() -> int:
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--out-dir", type=Path, default=ROOT / "runs/public-demo-pack")
    parser.add_argument("--openai-base-url", default="http://127.0.0.1:18181/v1")
    parser.add_argument("--model", default="kaiju-coder-7")
    parser.add_argument("--api-key-env", default="KAIJU_EVAL_API_KEY")
    parser.add_argument("--planner-timeout", type=int, default=120)
    args = parser.parse_args()

    run_dir = args.out_dir / utc_stamp()
    run_dir.mkdir(parents=True, exist_ok=True)
    results: list[DemoResult] = []
    manifests: list[dict] = []

    for task in DEMO_TASKS:
        started = time.time()
        task_dir = run_dir / task.task_id
        try:
            result = run_task(
                task.prompt,
                task_dir,
                kind=task.kind,
                openai_base_url=args.openai_base_url,
                model=args.model,
                api_key_env=args.api_key_env,
                planner_timeout=args.planner_timeout,
            )
            seconds = time.time() - started
            manifests.append(json.loads(result_to_json(result)))
            results.append(
                DemoResult(
                    task_id=task.task_id,
                    kind=task.kind,
                    seconds=round(seconds, 3),
                    task_type=result.task_type,
                    artifact_type=result.artifact_type,
                    artifact_path=str(result.artifact_path) if result.artifact_path else None,
                    project_dir=str(result.project_dir) if result.project_dir else None,
                    changed_files=len(result.changed_files),
                    errors=result.errors,
                )
            )
        except Exception as exc:
            seconds = time.time() - started
            results.append(
                DemoResult(
                    task_id=task.task_id,
                    kind=task.kind,
                    seconds=round(seconds, 3),
                    task_type=task.kind,
                    artifact_type="error",
                    artifact_path=None,
                    project_dir=None,
                    changed_files=0,
                    errors=[str(exc)],
                )
            )

    write_summary(run_dir, results, manifests)
    failed = [result for result in results if result.errors]
    print(f"Demo summary: {run_dir / 'summary.md'}")
    return 1 if failed else 0


if __name__ == "__main__":
    raise SystemExit(main())