//if not defined then define it
if (typeof sku_details == 'undefined') {
    var sku_details = {};
    sku_details['ITEM_LIST'] = [];
}

if (typeof item_list == 'undefined') {
    var item_list = [];
}
if (typeof item_id_json == 'undefined') {
    var item_id_json = {};
}
function getSkuDetailsStorageKey() {
    var countryKey = window.TALLY_WEBSITE_COUNTRY_INITIAL || "GLOBAL";
    return "pricing_sku_details_" + countryKey;
}

function persistSkuDetailsToStorage() {
    try {
        localStorage.setItem(getSkuDetailsStorageKey(), JSON.stringify(sku_details));
    } catch (e) {
        console.warn("Unable to persist sku_details in localStorage:", e);
    }
}
function clearStorage() {
    localStorage.removeItem(getSkuDetailsStorageKey());
    localStorage.setItem('cart_count', 0);
    update_cart_counter();
}
function getSkuDetailsFromStorage() {
    try {
        var stored = localStorage.getItem(getSkuDetailsStorageKey());
        if (!stored) return null;
        var parsed = JSON.parse(stored);
        if (!parsed || !Array.isArray(parsed.ITEM_LIST) || parsed.ITEM_LIST.length === 0) return null;
        return parsed;
    } catch (e) {
        console.warn("Unable to parse sku_details from localStorage:", e);
        return null;
    }
}

function getPreloadSkuDetails() {
    var preloadJson = null;

    if (typeof window.PRICING_PRELOAD_JSON !== "undefined" && window.PRICING_PRELOAD_JSON) {
        try {
            preloadJson = typeof window.PRICING_PRELOAD_JSON === "string"
                ? JSON.parse(window.PRICING_PRELOAD_JSON)
                : window.PRICING_PRELOAD_JSON;
        } catch (e) {
            console.warn("Pricing preload parse error:", e);
        }
    }

    if (preloadJson && Array.isArray(preloadJson.ITEM_LIST)) {
        return preloadJson;
    }

    return getSkuDetailsFromStorage();
}


function applyPreloadSelectionsFromPost() {
    // Prevent duplicate auto-clicks if getPricedata is called multiple times
    // if (window.__pricingPreloadApplied) return;

    try {
        var preloadJson = getPreloadSkuDetails();
        if (!preloadJson) return;
        var itemList = (preloadJson && preloadJson.ITEM_LIST) ? preloadJson.ITEM_LIST : [];

        if (!Array.isArray(itemList) || itemList.length === 0) {
            clearStorage();
            return;
        }
        //if itemlist is empty the show idHeaderCartCount else hide it

        if (itemList.length <= 0) {
            idHeaderCartCount.style.display = 'none';
        }
        else {
            idHeaderCartCount.style.display = 'block';
        }
        let pid_details = localStorage.getItem("pid_details");
        if (pid_details) {
            let pid_json = JSON.parse(pid_details);
            if (pid_json.length > 0) {
                // form.appendChild(createHiddenInput("affiliate_pid", "affiliate_pid", pid_json[0].pid));
                preloadJson['AFFILIATE_PID'] = pid_json[0].pid;

            }

        }
        sku_details = preloadJson;
        persistSkuDetailsToStorage();
        update_cart_counter();

        // Build preload map by ITEM_ID once (O(n))
        var preloadItemMapById = {};
        itemList.forEach(function (item) {
            var idKey = item && (item.ITEM_ID != null) ? String(item.ITEM_ID).trim() : null;
            if (!idKey) return;
            if (!preloadItemMapById[idKey]) {
                preloadItemMapById[idKey] = [];
            }
            preloadItemMapById[idKey].push(item);
        });
        item_id_json = preloadItemMapById;

        // preloadJson.ITEM_MAP_BY_ID = preloadItemMapById;
        // window.PRELOAD_JSON = preloadJson;

        // Build pricing-card map by rendered .itemId once (O(m))
        var cardMapByItemId = {};
        $(".itemId").each(function () {
            var renderedItemId = $(this).text().trim();
            if (!renderedItemId) return;
            if (!cardMapByItemId[renderedItemId]) {
                cardMapByItemId[renderedItemId] = [];
            }
            cardMapByItemId[renderedItemId].push($(this).closest(".pricing-card,.cardContainer"));
        });

        // Process only matching ITEM_ID buckets instead of scanning all cards for each item (O(n + m))
        Object.keys(preloadItemMapById).forEach(function (itemId) {
            var itemsForId = preloadItemMapById[itemId] || [];
            var cardsForId = cardMapByItemId[itemId] || [];
            if (!itemsForId.length || !cardsForId.length) return;

            cardsForId.forEach(function ($card) {
                var clsNumOfMonths = $card.find(".clsNumOfMonths").val();
                var clsNumOfYears = $card.find(".clsNumOfYears").val();
                var itemignorearr = ['57781', '61604', '49761', '49767', '49831', '49837', '55694', '55700', '55729', '55735'];
                var isMonthRelaxedId = (itemId == '5656' || itemId == '5657' || itemId == '5658');
                var matchedItem = null;

                for (var idx = 0; idx < itemsForId.length; idx++) {
                    var currentItem = itemsForId[idx];
                    if (clsNumOfMonths && clsNumOfMonths.length > 0 && clsNumOfMonths != currentItem.MONTH_QTY) {
                        // Ignore month mismatch for item ids 5656, 5657, 5658
                        if (!isMonthRelaxedId) {
                            continue;
                        }
                    }
                    if (clsNumOfYears && clsNumOfYears.length > 0 && clsNumOfYears != currentItem.TSS_YEAR) {
                        continue;
                    }

                    if (itemignorearr.includes(itemId)) {
                        continue;
                    }
                    matchedItem = currentItem;
                    break;
                }

                if (!matchedItem) return;

                //if item id = 57781 then update the quantity3 value with the matched preload item's product quantity
                // if(itemId == '57781')
                // {
                //     $card.find("#quantity3").val(matchedItem.TALLYDRIVE_QTY);
                // }
                // update product_qty value with the matched preload item's product quantity
                if (!$card.find(".product_qty").val()) {
                    let input = document.createElement("input");
                    input.type = "hidden";
                    input.id = "product_qty";
                    input.name = "product_qty";
                    input.class = "product_qty";
                    input.value = matchedItem.PRODUCT_QTY;
                    $card.append(input);
                }
                else {
                    $card.find("#product_qty").val(matchedItem.PRODUCT_QTY);
                }

                var $btn = $card.find(".btn").first();
                if ($btn.length) {
                    //add view-cart class and changethe onclick event to call_view_cart()
                    $btn.addClass('view-cart');
                    $btn.attr('style', 'background-color: var(--color-light-blue) !important; color: var(--color-white) !important;');
                    $btn.attr('onclick', 'call_view_cart()');
                    $btn.html('View Cart');
                    // $btn[0].click();
                    // autoSelectedCount++;
                }
            });
        });

        // var headerCartCountEl = document.getElementById("idHeaderCartCount");
        // if (headerCartCountEl) {
        //     headerCartCountEl.textContent = String(autoSelectedCount || itemList.length);
        // }

        // persistSkuDetailsToStorage();
        window.__pricingPreloadApplied = true;
    } catch (e) {
        console.warn("Pricing preload parse/click error:", e);
    }
}
// add the function to idHeaderCartCount and also update the cart counter to the value of the cart count
function update_cart_counter() {
    var countryKey = window.TALLY_WEBSITE_COUNTRY_INITIAL || 'GLOBAL';
    var storageKey = 'pricing_sku_details_' + countryKey;
    var cartCount = 0;

    try {
        var storedCart = localStorage.getItem(storageKey);
        var payload = storedCart ? JSON.parse(storedCart) : null;
        var itemList = payload && Array.isArray(payload.ITEM_LIST) ? payload.ITEM_LIST : [];

        for (var i = 0; i < itemList.length; i++) {
            var qty = parseFloat(itemList[i] && itemList[i].PRODUCT_QTY);
            if (!isNaN(qty) && qty > 0) {
                cartCount += qty;
            } else {
                cartCount += 1;
            }
        }
    } catch (e) {
        console.warn('update_cart_counter parse error:', e);
    }
    //update the cart count in the local storage
    localStorage.setItem('cart_count', cartCount);
    var countEl = document.getElementById('idHeaderCartCount');
    if (countEl) {
        countEl.innerHTML = String(cartCount);
    }
}

// add the function to idHeaderCartCount as onclick event
document.addEventListener('DOMContentLoaded', function () {
    // update_cart_counter();
    //do nut run this in customerhub page
    //if .itemId not found then call the function to apply preload selections from post
    if ($(".itemId").length == 0) {
        applyPreloadSelectionsFromPost();
    }

});
function call_view_cart() {
    try {
        var countryKey = window.TALLY_WEBSITE_COUNTRY_INITIAL || 'GLOBAL';
        var storageKey = 'pricing_sku_details_' + countryKey;
        var storedCart = localStorage.getItem(storageKey);
        var payload = null;
        // Prefer in-memory sku_details so payload is set even if storage is out of sync (e.g. after preload or add-to-cart)
        if (typeof sku_details !== 'undefined' && sku_details && Array.isArray(sku_details.ITEM_LIST) && sku_details.ITEM_LIST.length > 0) {
            payload = JSON.parse(JSON.stringify(sku_details));
        }
        if (storedCart) {
            var storedPayload = JSON.parse(storedCart);
            if (storedPayload && Array.isArray(storedPayload.ITEM_LIST) && storedPayload.ITEM_LIST.length > 0) {
                payload = JSON.parse(JSON.stringify(storedPayload));
            }
        }

        if (!payload || !Array.isArray(payload.ITEM_LIST) || payload.ITEM_LIST.length === 0) {
            // alert('Add products to view cart');
            //redirect to buy-tally page
            // window.location.href = '<?php echo get_site_url(); ?>/buy-tally/';
            let countryInitial = window.TALLY_WEBSITE_COUNTRY_INITIAL;
            //convert country initial to lowercase and replace - with /
            countryInitial = countryInitial.toLowerCase().replace('-', '/');
            window.location.href = 'https://' + window.location.host + '/' + countryInitial + '/buy-tally/';
            return false;
        }
        let pid_details = localStorage.getItem("pid_details");
        if (pid_details) {
            let pid_json = JSON.parse(pid_details);
            if (pid_json.length > 0) {
                // form.appendChild(createHiddenInput("affiliate_pid", "affiliate_pid", pid_json[0].pid));
                payload['AFFILIATE_PID'] = pid_json[0].pid;

            }

        }
        payload.BACK_URL = window.location.href;
        persistSkuDetailsToStorage();
        //always remove existing form and add new form
        var form = document.getElementById('idUrlSubmitForm');
        if (form) {
            form.remove();
        }
        form = document.createElement('form');
        form.id = 'idUrlSubmitForm';
        form.action = 'https://tipl.' + window.location.host + '/tallyweb/checkout.php';
        form.method = 'post';
        document.body.appendChild(form);

        var existingJsonInput = document.getElementById('json_data');
        if (existingJsonInput && existingJsonInput.parentNode) {
            existingJsonInput.parentNode.removeChild(existingJsonInput);
        }

        var input = document.createElement('input');
        input.type = 'hidden';
        input.id = 'json_data';
        input.name = 'json_data';
        input.value = JSON.stringify(payload);
        form.appendChild(input);
        // localStorage.removeItem(getSkuDetailsStorageKey());
        // localStorage.setItem('cart_count', 0);
        form.submit();
    } catch (e) {
        console.warn('call_view_cart error:', e);
        alert('Unable to open cart right now. Please try again.');
        return false;
    }
}