#!/usr/bin/env python3
from __future__ import annotations

import json
import time
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
SOURCE = ROOT / "reports" / "extraction" / "promod-uniswap-v2-phase2-operator-sequence-latest.json"
SCRIPT = ROOT / "docs" / "03-deployment" / "PROMOD_UNISWAP_V2_PHASE2_SHELL_PASTE_PACK.sh"
REPORT = ROOT / "reports" / "extraction" / "promod-uniswap-v2-phase2-shell-paste-pack-latest.json"


def now() -> str:
    return time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime())


def load(path: Path):
    return json.loads(path.read_text())


def write_json(path: Path, payload) -> None:
    path.parent.mkdir(parents=True, exist_ok=True)
    path.write_text(json.dumps(payload, indent=2) + "\n")


def write_text(path: Path, text: str) -> None:
    path.parent.mkdir(parents=True, exist_ok=True)
    path.write_text(text.rstrip() + "\n")


def main() -> None:
    source = load(SOURCE)
    blocks = []
    flat_entries = []
    for chain in source["entries"]:
        for pair in chain["phase_2_pairs"]:
            flat_entries.append(
                {
                    "chain_id": chain["chain_id"],
                    "network": chain["network"],
                    "pair": pair["pair"],
                    "amount_env_a": pair["amount_env_a"],
                    "amount_env_b": pair["amount_env_b"],
                }
            )
            blocks.append(pair["create_if_absent_block"].strip())
            blocks.append("")
            blocks.append(pair["deploy_block"].strip())
            blocks.append("")

    payload = {
        "generated_at": now(),
        "program_name": "Mr. Promod Uniswap V2 phase 2 shell paste pack",
        "purpose": "Pure shell-only paste pack for every phase-2 wrapped-mesh pair in sequence.",
        "entries": flat_entries,
        "source_artifacts": [
            "reports/extraction/promod-uniswap-v2-phase2-operator-sequence-latest.json",
        ],
    }
    write_json(REPORT, payload)
    write_text(SCRIPT, "\n".join(blocks))
    print(REPORT)


if __name__ == "__main__":
    main()