/* 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 getLotOccupancies = () => {

        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.occupancies + "..." +
            "</div>";

        cityssm.postJSON(urlPrefix + "/lotOccupancies/doSearchLotOccupancies", searchFilterFormElement,
            (responseJSON: {
                count: number;
                lotOccupancies: recordTypes.LotOccupancy[];
            }) => {

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

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

                    return;
                }

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

                const nowDateString = cityssm.dateToString(new Date());

                for (const lotOccupancy of responseJSON.lotOccupancies) {

                    let occupancyTimeHTML = "";

                    if (lotOccupancy.occupancyStartDateString <= nowDateString && (lotOccupancy.occupancyEndDateString === "" || lotOccupancy.occupancyEndDateString >= nowDateString)) {
                        occupancyTimeHTML = "<i class=\"fas fa-play\" title=\"Current " + exports.aliases.occupancy + "\"></i>";
                    
                    } else if (lotOccupancy.occupancyStartDateString > nowDateString) {
                        occupancyTimeHTML = "<i class=\"fas fa-fast-forward\" title=\"Future " + exports.aliases.occupancy + "\"></i>";
                    
                    } else {
                        occupancyTimeHTML = "<i class=\"fas fa-stop\" title=\"Previous " + exports.aliases.occupancy + "\"></i>";
                    }

                    let occupantsHTML = "";

                    for (const occupant of lotOccupancy.lotOccupancyOccupants) {
                        occupantsHTML += cityssm.escapeHTML(occupant.occupantName) + "<br />";
                    }

                    resultsTbodyElement.insertAdjacentHTML("beforeend", "<tr>" +
                        "<td>" + occupancyTimeHTML + "</td>" +
                        ("<td>" +
                            "<a class=\"has-text-weight-bold\" href=\"" + urlPrefix + "/lotOccupancies/" + lotOccupancy.lotOccupancyId + "\">" +
                            cityssm.escapeHTML(lotOccupancy.occupancyType as string) +
                            "</a>" +
                            "</td>") +
                        ("<td>" +
                            cityssm.escapeHTML(lotOccupancy.lotName) + "<br />" +
                            "<span class=\"is-size-7\">" + cityssm.escapeHTML(lotOccupancy.mapName) + "</span>" +
                            "</td>") +
                        ("<td>" +
                            lotOccupancy.occupancyStartDateString +
                            "</td>") +
                        ("<td>" +
                            (lotOccupancy.occupancyEndDate ?
                                lotOccupancy.occupancyEndDateString :
                                "(No End Date)") +
                            "</td>") +
                        "<td>" + occupantsHTML + "</td>" +
                        "</tr>");
                }

                searchResultsContainerElement.innerHTML = "<table class=\"table is-fullwidth is-striped is-hoverable\">" +
                    "<thead><tr>" +
                    "<th></th>" +
                    "<th>" + exports.aliases.occupancy + " Type</th>" +
                    "<th>" + exports.aliases.lot + "</th>" +
                    "<th>Start Date</th>" +
                    "<th>End Date</th>" +
                    "<th>" + exports.aliases.occupants + "</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", previousAndGetLotOccupancies);
                }

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

    const resetOffsetAndGetLotOccupancies = () => {
        offsetElement.value = "0";
        getLotOccupancies();
    }

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

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

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

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

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

    getLotOccupancies();
})();