// lib/myportal/loadMyPortalAppealPage.js
import { getSession } from "next-auth/react";
import {
    getAppealsTypesForNewAppeal,
    getAwaitingSubmissionFromBlob,
    getFilesFromBlob,
    getIP,
    getMandatoryFields,
    getPickLists,
    getProgressFromBlob,
    getPersonalAccount,
} from "../../actions";

import { readFormXml } from "../forms/readFormXml";
import { requireQueryParams } from "../routing/requireQueryParams";

/**
 * Loader for "resume appeal" in /myportal/[appealtypes]
 */
export async function loadMyPortalAppealPage(ctx) {
    const { query, req } = ctx;

    getIP(req);

    // Required params for resume flow (adjust if your routes always provide them)
    // casereference is the main identifier here
    const required = requireQueryParams(query, [
        "appealtypes",
        "apt",
        "casereference",
    ]);
    if (!required.ok) {
        return { redirect: required.redirect };
    }

    const session = await getSession(ctx);
    if (!session) {
        return {
            redirect: {
                destination: "/auth/signin",
                permanent: false,
            },
        };
    }

    const { cookies } = req;
    const loggedInUser = cookies?.pinsUser;
    const loggedInUserIdent = session.user.id;
    const loggedInUserEmail = session.user.email;

    const accountDetails = await getPersonalAccount(loggedInUser);

    // Fetch config + blob assets in parallel
    const [appealTypeData, mandatoryFieldsData, pickListData, blobList] =
        await Promise.all([
            getAppealsTypesForNewAppeal(),
            getMandatoryFields(query.appealtypes),
            getPickLists(query.appealtypes),
            getFilesFromBlob(loggedInUserIdent, query.casereference),
        ]);

    const blobProgress = await getProgressFromBlob(
        loggedInUserIdent,
        query.casereference
    );

    // Optional: awaiting-submission view setup when query.key exists
    let awaitingSubmissionFromBlob = null;
    if (Object.prototype.hasOwnProperty.call(query, "key")) {
        awaitingSubmissionFromBlob = await getAwaitingSubmissionFromBlob(
            session.user.id
        );
    }

    const { xmlStr } = readFormXml(query.appealtypes);

    return {
        session,
        loggedInUser,
        loggedInUserIdent,
        loggedInUserEmail,
        appealTypeData,
        mandatoryFieldsData,
        pickListData,
        blobList,
        blobProgress,
        accountDetails,
        awaitingSubmissionFromBlob,
        xmlStr,
    };
}