import adminApiGuard from "@/src/functions/backend/auth/admin-api-guard";
import syncCaddyIngress from "@/src/functions/backend/caddy/sync-caddy-ingress";
import runSetupScript from "@/src/functions/backend/setup/run-setup-script";
import { TlsData } from "@/src/data/tls-data";
import grabDirNames from "@/src/utils/grab-dir-names";
import type {
    APIResponseObject,
    BunextAPIRouteHandler,
} from "@moduletrace/bunext/types";

const INSTALL_CADDY_SCRIPT = `install-caddy.sh`;
const INSTALL_CADDY_TIMEOUT_MS = 20 * 60 * 1000;

const {
    WGUI_LIB_DIR,
    WGUI_CADDY_BIN_DIR,
    WGUI_ACME_HOME,
    WGUI_ACME_ENV_FILE,
} = grabDirNames();

export const handler: BunextAPIRouteHandler<APIResponseObject> = async ({
    req,
}) => {
    if (req.method !== "POST") {
        return { success: false };
    }

    const unauthorized = await adminApiGuard({ req });

    if (unauthorized) {
        return unauthorized;
    }

    const install = runSetupScript({
        script: INSTALL_CADDY_SCRIPT,
        timeout_ms: INSTALL_CADDY_TIMEOUT_MS,
        env: {
            WGUI_LIB_DIR,
            CADDY_VERSION: process.env.CADDY_VERSION,
            CADDY_BIN_DIR: WGUI_CADDY_BIN_DIR,
            CADDY_HTTPS_PORT: String(TlsData.CaddyHttpsPort),
            CADDY_HTTP_PORT: String(TlsData.CaddyHttpPort),
            ACME_HOME: WGUI_ACME_HOME,
            ACME_ENV_FILE: WGUI_ACME_ENV_FILE,
        },
    });

    if (!install.success) {
        return {
            success: false,
            msg: install.output,
        };
    }

    const sync = await syncCaddyIngress({ reason: "caddy installed" });

    return {
        success: sync.success,
        msg: [install.output, sync.msg].filter(Boolean).join("\n\n"),
        debug: { warnings: sync.warnings },
    };
};