// SPDX-License-Identifier: AGPL-3.0-only
// SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®

module Crafter.Review:Driver_impl;
import :Driver;
import :Core;
import :Platform;
import :Process;
import std;

namespace Crafter::Review {
    namespace {
        constexpr std::string_view Usage =
R"(usage: crafter-review [--config FILE] {run,freeze,slots,config} ...
       crafter-review {seats,inventory,sql,totp,init,doc,browser,stop} ...
       crafter-review --version

The pre-push review pipeline: adversarial lenses, one claude process per
inventory unit, against a frozen commit range.)";

        std::int32_t PrintVersion() {
            std::println("{}", DriverLine());
            try {
                std::println("home {}", Home().string());
                for (const auto& [name, sha] : CharterHashes()) std::println("charter {} {}", name, sha);
            } catch (const std::exception& e) {
                std::println("home not found: {}", e.what());
            }
            return 0;
        }
    }

    std::int32_t Main(std::span<const std::string_view> args) {
        const std::span<const std::string_view> rest = args.empty() ? args : args.subspan(1);
        // The supervisor first and alone: it is single-threaded and has to
        // stay so, and it runs between the driver and claude, not as a
        // command anyone types.
        if (!rest.empty() && rest.front() == Process::SuperviseVerb) return Process::SuperviseMain(rest.subspan(1));
        Platform::Init();
        if (!rest.empty() && rest.front() == "--version") return PrintVersion();
        if (!rest.empty() && (rest.front() == "-h" || rest.front() == "--help")) {
            std::println("{}", Usage);
            return 0;
        }
        std::println(std::cerr, "{}", Usage);
        return 3;
    }
}