/* eslint-disable unicorn/prefer-module */

import type * as recordTypes from "../types/recordTypes";

import type {
    cityssmGlobal
} from "@cityssm/bulma-webapp-js/src/types";


declare const cityssm: cityssmGlobal;


(() => {
    const urlPrefix = document.querySelector("main").dataset.urlPrefix;

    const searchFilterFormElement = document.querySelector("#form--searchFilters") as HTMLFormElement;
    const searchResultsContainerElement = document.querySelector("#container--searchResults") as HTMLElement;

    const limit = Number.parseInt((document.querySelector("#searchFilter--limit") as HTMLInputElement).value, 10);
    const offsetElement = document.querySelector("#searchFilter--offset") as HTMLInputElement;


    const getLots = () => {

        const offset = Number.parseInt(offsetElement.value, 10);

        searchResultsContainerElement.innerHTML = "<div class=\"has-text-grey has-text-centered\">" +
            "<i class=\"fas fa-5x fa-circle-notch fa-spin\" aria-hidden=\"true\"></i><br />" +
            "Loading " + exports.aliases.lots + "..." +
            "</div>";

        cityssm.postJSON(urlPrefix + "/lots/doSearchLots", searchFilterFormElement,
            (responseJSON: {
                count: number;
                lots: recordTypes.Lot[];
            }) => {

                if (responseJSON.lots.length === 0) {

                    searchResultsContainerElement.innerHTML = "<div class=\"message is-info\">" +
                        "<p class=\"message-body\">There are no " + exports.aliases.lots.toLowerCase() + " that meet the search criteria.</p>" +
                        "</div>";

                    return;
                }

                const resultsTbodyElement = document.createElement("tbody");

                for (const lot of responseJSON.lots) {
                    resultsTbodyElement.insertAdjacentHTML("beforeend", "<tr>" +
                        ("<td>" +
                            "<a class=\"has-text-weight-bold\" href=\"" + urlPrefix + "/lots/" + lot.lotId + "\">" +
                            lot.lotName +
                            "</a>" +
                            "</td>") +
                        ("<td>" +
                            "<a href=\"" + urlPrefix + "/maps/" + lot.mapId + "\">" +
                            lot.mapName +
                            "</a>" +
                            "</td>") +
                        "<td>" + lot.lotType + "</td>" +
                        ("<td>" +
                            lot.lotStatus + "<br />" +
                            (lot.lotOccupancyCount > 0 ? "<span class=\"is-size-7\">Currently Occupied</span>" : "") +
                            "</td>") +
                        "</tr>");
                }

                searchResultsContainerElement.innerHTML = "<table class=\"table is-fullwidth is-striped is-hoverable\">" +
                    "<thead><tr>" +
                    "<th>" + exports.aliases.lot + "</th>" +
                    "<th>" + exports.aliases.map + "</th>" +
                    "<th>" + exports.aliases.lot + " Type</th>" +
                    "<th>Status</th>" +
                    "</tr></thead>" +
                    "<table>" +
                    "<div class=\"level\">" +
                    ("<div class=\"level-left\">" +
                        "<div class=\"level-item has-text-weight-bold\">" +
                        "Displaying " + (offset + 1).toString() +
                        " to " + Math.min(responseJSON.count, limit + offset) +
                        " of " + responseJSON.count +
                        "</div>" +
                        "</div>") +
                    ("<div class=\"level-right\">" +
                        (offset > 0 ?
                            "<div class=\"level-item\">" +
                            "<button class=\"button is-rounded is-link is-outlined\" data-page=\"previous\" type=\"button\" title=\"Previous\">" +
                            "<i class=\"fas fa-arrow-left\" aria-hidden=\"true\"></i>" +
                            "</button>" +
                            "</div>" :
                            "") +
                        (limit + offset < responseJSON.count
                            ? "<div class=\"level-item\">" +
                            "<button class=\"button is-rounded is-link\" data-page=\"next\" type=\"button\" title=\"Next\">" +
                            "<span>Next</span>" +
                            "<span class=\"icon\"><i class=\"fas fa-arrow-right\" aria-hidden=\"true\"></i></span>" +
                            "</button>" +
                            "</div>"
                            : "") +
                        "</div>") +
                    "</div>";

                searchResultsContainerElement.querySelector("table").append(resultsTbodyElement);

                if (offset > 0) {
                    searchResultsContainerElement.querySelector("button[data-page='previous']").addEventListener("click", previousAndGetLots);
                }
                
                if (limit + offset < responseJSON.count) {
                    searchResultsContainerElement.querySelector("button[data-page='next']").addEventListener("click", nextAndGetLots);
                }
            });
    };

    const resetOffsetAndGetLots = () => {
        offsetElement.value = "0";
        getLots();
    }

    const previousAndGetLots = () => {
        offsetElement.value = Math.max(Number.parseInt(offsetElement.value, 10) - limit, 0).toString();
        getLots();
    };

    const nextAndGetLots = () => {
        offsetElement.value = (Number.parseInt(offsetElement.value, 10) + limit).toString();
        getLots();
    };

    const filterElements = searchFilterFormElement.querySelectorAll("input, select") as NodeListOf < HTMLInputElement | HTMLSelectElement > ;

    for (const filterElement of filterElements) {
        filterElement.addEventListener("change", resetOffsetAndGetLots);
    }

    searchFilterFormElement.addEventListener("submit", (formEvent) => {
        formEvent.preventDefault();
        resetOffsetAndGetLots();
    });

    getLots();
})();