// the window.location.hostname check will prevent integration from loading on the kwipped approve hosted page

// DEBUG MODE -- Set to true if you want console logs to show.
var on_off = false;
var approve_debug_mode = false;
approve_debug_log("APPROVE SCRIPT LOADED");
// ******************************************************************
// ******************************************************************
//                          PRODUCT PAGE
// ******************************************************************
// ******************************************************************

if (on_off) {
    // In the easiest implementation, you will be able to set every variable you need right here.
    // GENERAL PRODUCT WRAPPER -- element to look for to know we are on a product page
    var approve_product_wrapper_ele = ' .grid.product-single';
    var approve_product_wrapper = document.querySelector(approve_product_wrapper_ele);
    
    var approve_cart_wrapper_ele = ' .cart';
    var approve_cart_wrapper = document.querySelector(approve_cart_wrapper_ele);
    
    // Must ensure we are on a product page before attempting to select the remaining elements.
    if (approve_product_wrapper){
        approve_debug_log("APPROVE PRODUCT PAGE");
        // ******************************************************************
        //              PRODUCT PAGE Variable Configuration
        // ******************************************************************
        // PRODUCT INFO ELEMENTS -- These strings will be used in document.querySelector(). Ensure that there is only one of each on the page.
        var approve_model_ele_name = approve_product_wrapper_ele + ' .product-single__title';
        var approve_price_ele_name = approve_product_wrapper_ele + ' #ProductPrice-product-template';
    
        // ELEMENT TO INSERT THE BUTTON BELOW -- This strings will be used in document.querySelector(). Ensure that there is only one on the page.
        var approve_insert_after_ele_name = approve_product_wrapper_ele + ' .click-lease';
    
        var approve_qty_ele_name = approve_product_wrapper_ele + ' input.product-form__input';
        // QTY INCREASE / DECREASE BUTTONS -- These buttons do not always trigger a change event on the QTY element. We will add click watchers on these elements. [Optional]
        var approve_inc_quantity_ele = '';
        var approve_dec_quantity_ele = '';
    
    
        // OPTIONS -- All of the following is optional. Options are be fairly custom
            // Wrapper for the ENTIRE options section
        var approve_options_wrapper_ele_name = ' .selector-wrapper.js.product-form__item';
            // Elements that need to have *change* watchers. Mostly used on select elements. Will be used in a foreach, so picking a class with multiple selects is both allowed and encouraged. Ensure these elements are contained within the wrapper above.
        var approve_select_ele_name = ' .single-option-selector.single-option-selector-product-template.product-form__input';
    
        // APPROVE BUTTON STYLING
        var approve_button_display_style = 'inline-block';
    
        // '50px' -- All sides will have margin of 50PX
        // '50px 10px' -- top/bottom will be 50px, right/left 10px
        // '50px 10px 20px 30px' -- top / right / bottom / left
        var approve_button_display_margin = '10px 0px';
    
        var approve_button_to_remove_ele = "";
    
        // ******************************************************************
        //              END PRODUCT PAGE Variable Configuration
        // ******************************************************************
    
    
    
    
        // ******************************************************************
        //   INITIAL PRODUCT PAGE ELEMENT SELECTION -- No Action Required
        // ******************************************************************
    
        // Grabbing variables based on the variable configuration.
            // IMPORTANT -- this selection has to be made both INSIDE and OUTSIDE of init_approve_button.
            // This is because we need to first identify the elements for the use of watchers -- but also need them to be dynamic.
    
        // model
        var approve_model_ele  = document.querySelector(approve_model_ele_name);
        if (!approve_model_ele){
            approve_debug_log("APPROVE: No initial approve_model_ele found.",1);
        }
    
        // price
        var approve_price_ele  = document.querySelector(approve_price_ele_name);
        if (!approve_price_ele){
            approve_debug_log("APPROVE: No initial approve_price_ele found.",1);
        }
    
        // qty
        if (approve_qty_ele_name){
            var approve_qty_ele  = document.querySelector(approve_qty_ele_name);
            if (!approve_qty_ele){
                approve_debug_log("APPROVE: No initial approve_qty_ele found.",1);
            }
        }
    
        // element to insert after
        var approve_insert_after_ele = document.querySelector(approve_insert_after_ele_name);
        if (!approve_insert_after_ele){
            approve_debug_log("APPROVE: No initial approve_insert_after_ele found.",1);
        }
    
        // ******************************************************************
        //           END INITIAL PRODUCT PAGE ELEMENT SELECTION
        // ******************************************************************
    
    
    
        // ******************************************************************
        //  Initilizes the approve button.
        //  This function handles both the CREATION and UPDATE of button variables
        // ******************************************************************
        function init_approve_button(){
    
            // ******************************************************************
            //   DYNAMIC PRODUCT PAGE ELEMENT SELECTION -- No Action Required
            // ******************************************************************
    
            // Grabbing variables based on the variable configuration.
            // IMPORTANT -- this selection has to be made both INSIDE and OUTSIDE of init_approve_button.
            // This is because we need to first identify the elements for the use of watchers -- but also need them to be dynamic.
    
            // model
            var approve_model_ele  = document.querySelector(approve_model_ele_name);
            if (!approve_model_ele){
                approve_debug_log("APPROVE: No dynamic approve_model_ele found.",0,1);
                return;
            }
            var approve_model = approve_model_ele.textContent
    
    
            // price
            var approve_price_ele  = document.querySelector(approve_price_ele_name);
            if (!approve_price_ele){
                approve_debug_log("APPROVE: No dynamic approve_price_ele found.",0,1);
                return;
            }
            var approve_price = approve_price_ele.innerHTML.replace(/[^0-9.]/g, '');
            approve_price = parseFloat(approve_price);
            if (!approve_price || approve_price == 0){
                approve_debug_log("APPROVE: Price not found (or is 0) after removing non-numerical characters.",1);
            }
    
    
            // qty
            if (approve_qty_ele_name){
                var approve_qty_ele  = document.querySelector(approve_qty_ele_name);
            }
            var approve_qty = 1;
            if (!approve_qty_ele){
                approve_debug_log("APPROVE: No dynamic approve_qty_ele found.",1);
            } else {
                approve_qty = approve_qty_ele.value;
            }
            approve_qty = parseInt(approve_qty);
    
    
            // element to insert after
            var approve_insert_after_ele = document.querySelector(approve_insert_after_ele_name);
            if (!approve_insert_after_ele){
                approve_debug_log("APPROVE: No dynamic approve_insert_after_ele found.",0,1);
                return;
            }
            // ******************************************************************
            //           END DYNAMIC PRODUCT PAGE ELEMENT SELECTION
            // ******************************************************************
    
    
            // ******************************************************************
            //                   FIND SELECT OPTIONS
            // ******************************************************************
            var approve_options_wrapper_ele = null;
            if (approve_options_wrapper_ele_name){
                // Get options wrapper
                approve_options_wrapper_ele = document.querySelector(approve_options_wrapper_ele_name);
                if (!approve_options_wrapper_ele){
                    approve_debug_log("No approve_options_wrapper_ele found.");
                } else { // TRH - added else to prevent js error when options dont exist
                    var approve_selected_options = approve_options_wrapper_ele.querySelectorAll(approve_select_ele_name);
                    if (!approve_selected_options){
                        approve_debug_log("No approve_selected_options found.");
                    }
                    approve_selected_options.forEach(function (item, index) {
                        // CONFIGURE OPTIONS HERE
                        //console.log('item: ', item.value);
                        approve_model += (item ? ' | ' + item.value: '');
                    });
                }
            }
            // ******************************************************************
            //                      END SELECT OPTIONS
            // ******************************************************************
    
    
            // ******************************************************************
            //                   ADD APPROVE BUTTON TO PAGE
            // ******************************************************************
            // Check if the button is on the page
            var approve_button = document.getElementById('approve_button_id');
            if (!approve_button){
    
                // If event listener is needed for options, here is where it can be initiated.
                if (approve_options_wrapper_ele_name){
                    approve_options_wrapper_ele = document.querySelector(approve_options_wrapper_ele_name);
                    if (approve_options_wrapper_ele){
                        // If a change listener is needed for options, it is initliazed here.
                        var approve_options1 = approve_options_wrapper_ele.querySelectorAll(approve_select_ele_name);
                        approve_options1.forEach(function (item, index) {
                            item.addEventListener('change',event => {
                                init_approve_button();
                            })
                        });
                    }
                }
    
                // Insert Button=
                var approve_button = document.createElement('approve-button');
                approve_button.id = "approve_button_id";
    
                if (approve_button_display_style){
                    approve_button.style.display = approve_button_display_style;
                }
                if (approve_button_display_margin){
                    approve_button.style.margin = approve_button_display_margin;
                }
                approve_button.setAttribute('application-type',"embedded_app");
                var approve_btn_wrapper = document.createElement("div");
                approve_btn_wrapper.appendChild(approve_button);
                approve_insert_after_ele.after(approve_btn_wrapper);
            }
    
            // Removing a button
            if (approve_button_to_remove_ele){
                var approve_button_to_remove = document.querySelector(approve_button_to_remove_ele);
                if (approve_button_to_remove){
                    approve_button_to_remove.style.display = "none";
                }
            }
    
    
            // If price is below $200, teaser rate breaks. Let's ensure that it's above $500.
            if ((parseFloat(approve_price) * parseInt(approve_qty)) < 500){
                approve_debug_log("Price is below $500.");
                approve_button.style.display = "none";
                return;
            }
    
            // Set approve button variables.
            approve_button.setAttribute('price',approve_price);
            approve_button.setAttribute('model',approve_model);
            approve_button.setAttribute('qty',approve_qty);
            approve_button.setAttribute('type',"new_product");
    
        }
    
        // ******************************************************************
        // Simple set button qty. Must pass the new QTY to the button.
        // ******************************************************************
        function approve_update_qty(approve_qty){
            var approve_button = document.getElementById('approve_button_id');
            if (approve_button){
                var approve_btn_qty = parseInt(approve_button.getAttribute('qty'));
                if (approve_qty != approve_btn_qty){
                    approve_button.setAttribute('qty',approve_qty);
                }
            }
        }
    
        // ******************************************************************
        // If timing is an issue, this function creates an interval for setting button qty.
        // ******************************************************************
        var approve_timer = null;
        function approve_update_qty_timer(){
            var approve_button = document.getElementById('approve_button_id');
            if (approve_button){
                if(approve_timer) {
                    clearInterval(approve_timer);
                    approve_timer = null;
                }
                var approve_btn_qty = parseInt(approve_button.getAttribute('qty'));
                var number_of_checks = 0;
                approve_timer = setInterval(function(){
                    if(number_of_checks>=5){
                        clearInterval(approve_timer);
                        approve_timer = null;
                    }
                    if(approve_btn_qty != parseInt(approve_qty_ele.value)){
                        approve_button.setAttribute('qty',parseInt(approve_qty_ele.value));
                        clearInterval(approve_timer);
                        approve_timer = null;
                    }
                    number_of_checks++;
                },500)
            }
        }
    
        init_approve_button();
    
        // If there is a qty element, we need to set watchers/listeners.
        if (approve_qty_ele){
            // Add change watcher to qty input
            approve_qty_ele.addEventListener('change',event => {
                approve_update_qty_timer();
            })
    
            if (approve_inc_quantity_ele && approve_dec_quantity_ele){
                activate_increase_and_decrease_buttons();
            }
        }
    
        if (approve_price_ele){
            var approve_price_watcher = approve_price_ele;
            // Add observer to price element
            const approve_price_observer = new MutationObserver(function() {
                init_approve_button();
            });
            approve_price_observer.observe(approve_price_watcher,{subtree: true, childList: true});
    
            var approve_model_watcher = approve_model_ele;
            if (approve_model_watcher){
                // Add observer to price element
                const approve_model_observer = new MutationObserver(function() {
                    init_approve_button();
                });
                approve_model_observer.observe(approve_model_watcher,{subtree: false, childList: true});
            }
        }
    }
    else {
        approve_debug_log("APPROVE: approve_product_wrapper not found.",1)
    }
    
    if (approve_cart_wrapper) {
        approve_debug_log("APPROVE CART PAGE");
        // ******************************************************************
        // ******************************************************************
        //                          CART PAGE
        // ******************************************************************
        // ******************************************************************
        
        // Element to know we are on the cart page -- ideally a wrapper
        // var approve_cart_wrapper_ele = "";
        
        // Element for each line item
        var approve_cart_item_ele = approve_cart_wrapper_ele + ' .cart__row.border-bottom';
        
        // Total cart price (optional -- watcher for updating the cart)
        var approve_cart_total_price_ele = approve_cart_wrapper_ele + ' #bk-cart-subtotal-price'
        
        // Item variables
        var approve_cart_item_model_ele = ' .list-view-item__title a';
        var approve_cart_item_price_ele = ' .cart__price-wrapper.cart-flex-item';
        var approve_cart_item_qty_ele = ' .cart__qty-input';
        
        // Insert approve button after this element
        var approve_cart_insert_btn_after_ele = ' .click-lease';
        
        // Element for TAX on cart (optional)
        var approve_cart_tax_price_ele = '';
        
        // Element for SHIPPING on cart (optional)
        var approve_cart_shipping_price_ele = '';
        
        // ******************************************************************
        //              END CART PAGE Variable Configuration
        // ******************************************************************
        
        
        // ******************************************************************
        //        CART PAGE ELEMENT SELECTION -- No Action Required
        // ******************************************************************
        // Find data wrappers -- ideally with syntax so that there will not be a console error thrown on non-cart pages [ie. no multiple query selectors / finds].
        if (approve_cart_wrapper_ele){
            var approve_cart_wrapper = document.querySelector(approve_cart_wrapper_ele);
            var approve_cart_item = document.querySelectorAll(approve_cart_item_ele);
        }
        
        
        function approve_initialize_cart(){
            if (!approve_cart_item){
                if (approve_debug_mode){
                    console.log("no cart items found.")
                }
                return;
            }
        
            var approve_cart_items_array = [];
        
            approve_cart_item.forEach(function (item, index) {
                var approve_cart_item = {};
        
                // Find model, price, and qty for each cart item.
                var approve_cart_item_model_wrapper = item.querySelector(approve_cart_item_model_ele);
                var approve_cart_item_qty_wrapper = item.querySelector(approve_cart_item_qty_ele);
                var approve_cart_item_price_wrapper = item.querySelector(approve_cart_item_price_ele);
        
                // check model
                if (!approve_cart_item_model_wrapper){
                    if (approve_debug_mode){
                        console.log("No approve_cart_item_model_wrapper found.");
                    }
                    return;
                }
                // var approve_cart_item_model_wrapper = approve_cart_item_model_wrapper;
                // set and encode cart item model.
                var approve_cart_item_model = approve_cart_item_model_wrapper.textContent.trim();
                approve_cart_item.model = encodeURIComponent(approve_cart_item_model);
        
                // check price
                if (!approve_cart_item_price_wrapper){
                    if (approve_debug_mode){
                        console.log("No approve_cart_item_price_wrapper found.");
                    }
                    return;
                }
                var approve_price = approve_cart_item_price_wrapper.innerHTML.replace(/[^0-9.]/g, '');
                var approve_cart_price = parseFloat(approve_price);
                // set price
                approve_cart_item.price = approve_cart_price;
        
        
        
                // check qty
                if (!approve_cart_item_qty_wrapper){
                    if (approve_debug_mode){
                        console.log("No approve_cart_item_qty_wrapper found. Qty is set to 1.");
                    }
                    var approve_qty = 1;
                } else {
                    var approve_qty = approve_cart_item_qty_wrapper.value;
                }
                var approve_cart_qty = parseInt(approve_qty);
                
                // set qty
                approve_cart_item.qty = parseInt(approve_cart_qty);
                approve_cart_item.type = "new_product";
                //console.log(approve_cart_item.model.indexOf('Quantity'));
                var ugly = approve_cart_item.model.indexOf('Quantity');
                if (ugly != -1) {
                    
                    approve_cart_item.model = approve_cart_item.model.substring(0, ugly);
                }
                //console.log(approve_cart_item.model);
                approve_cart_items_array.push(approve_cart_item);
        
            });
        
            // Check to see if the approve button is already on the page. If it isn't, we will create it now.
            var approve_button = document.getElementById('approve_button_id');
            if (!approve_button){
                // Find the element where we want to insert our button.
                var approve_cart_insert_after_ele = document.querySelector(approve_cart_insert_btn_after_ele);
                if(!approve_cart_insert_after_ele){
                    if (approve_debug_mode){
                        console.log("Element to insert approve button after not found.");
                    }
                    return;
                }
                var approve_button = document.createElement('approve-button');
                approve_button.id = "approve_button_id";
                approve_button.style.display="inline-block";
                approve_button.style.textAlign="right";
                approve_button.style.marginLeft="20px";
                approve_button.style.marginTop="20px";
                approve_button.setAttribute('application-type',"embedded_app");
                approve_button.setAttribute('clear-cart-items',"true");
                approve_cart_insert_after_ele.after(approve_button);
            }
        
            if (approve_cart_tax_price_ele){
                var approve_tax_price_raw = document.querySelector(approve_cart_tax_price_ele);
                var approve_tax_price = approve_tax_price_raw.textContent.replace(/[^0-9.]/g, '');
                approve_tax_price =  parseFloat(approve_tax_price).toFixed(2);
        
                if (approve_tax_price && approve_tax_price > 0){
                    var approve_cart_shipping_item = {};
                    approve_cart_shipping_item.model = "Tax";
                    approve_cart_shipping_item.price = approve_tax_price;
                    approve_cart_shipping_item.qty = 1;
                    approve_cart_shipping_item.type = "new_product";
                    approve_cart_items_array.push(approve_cart_shipping_item);
                }
            }
        
            if (approve_cart_shipping_price_ele){
                var approve_shipping_price_raw = document.querySelector(approve_cart_shipping_price_ele);
                var approve_shipping_price = approve_shipping_price_raw.textContent.replace(/[^0-9.]/g, '');
                approve_shipping_price =  parseFloat(approve_shipping_price).toFixed(2);
        
                if (approve_shipping_price && approve_shipping_price > 0){
                    var approve_cart_shipping_item = {};
                    approve_cart_shipping_item.model = "Shipping";
                    approve_cart_shipping_item.price = approve_shipping_price;
                    approve_cart_shipping_item.qty = 1;
                    approve_cart_shipping_item.type = "new_product";
                    approve_cart_items_array.push(approve_cart_shipping_item);
                }
            }
        
            approve_button.setAttribute('items',JSON.stringify(approve_cart_items_array));
        
        }
        
        if (approve_cart_wrapper_ele){
            approve_initialize_cart();
            //console.log('OBSERVING: ', approve_cart_total_price_ele);
            //var approve_price_watcher = document.querySelector(approve_cart_total_price_ele);
            // Add observer to price element
            const approve_price_observer = new MutationObserver(function() {
                //console.log('OBSERVED');
                approve_initialize_cart();
            });
            //console.log('OBSERVING: ', approve_cart_wrapper);
            approve_price_observer.observe(approve_cart_wrapper,{subtree: true, childList: true});
        
        } else {
            if (approve_debug_mode){
                console.log("No approve_cart_wrapper found.");
            }
        }
    
    // ******************************************************************
    // ******************************************************************
    //                          END CART PAGE
    // ******************************************************************
    // ******************************************************************
    
    }
    else {
        approve_debug_log("APPROVE: approve_cart_wrapper not found.",1)
    }
}
/**
 *
 * Activates quantity buttons.
 * QTY buttons are, sometimes added to the page after a page has been rendered. This will wait for that to happen.
 */
function activate_increase_and_decrease_buttons(number_of_tries=0){
    number_of_tries++;
    // buttons that raise or lower the quantity.
    var approve_qty_btn_inc = document.querySelector(approve_inc_quantity_ele);
    var approve_qty_btn_dec = document.querySelector(approve_dec_quantity_ele);
    if ((!approve_qty_btn_inc || !approve_qty_btn_dec) && number_of_tries < 10){
    setTimeout(()=>(activate_increase_and_decrease_buttons(number_of_tries)),500);
        return
    }

    // Assign click events to these buttons so that qty is updated on click.
    if(approve_qty_btn_inc && approve_qty_btn_dec){
        approve_qty_btn_inc.addEventListener('click',event => {
            var approve_button = document.getElementById('approve_button_id');
            if (approve_button){
                var approve_btn_qty = parseInt(approve_button.getAttribute('qty'));
                approve_btn_qty = approve_btn_qty + 1;
                approve_update_qty(approve_btn_qty);
            }
        });

        approve_qty_btn_dec.addEventListener('click',event => {
            var approve_button = document.getElementById('approve_button_id');
            if (approve_button){
                var approve_btn_qty = parseInt(approve_button.getAttribute('qty'));
                if (approve_btn_qty > 1){
                    approve_btn_qty = approve_btn_qty - 1;
                    approve_update_qty(approve_btn_qty);
                }
            }
        });
    }
    else {
        approve_debug_log("APPROVE: No approve_qty_btn_inc or approve_qty_btn_dec found.",1);
    }
}

// ******************************************************************
// ******************************************************************
//                          END PRODUCT PAGE
// ******************************************************************
// ******************************************************************




// IF YOU WANT TO USE A LOG WITH COLORS YOU CAN USE
function approve_debug_log(log, warn, err) {
    warn = warn || false;
    err = err || false;
    let css = "padding: 5px 20px; ";
    if (err) {
        css += "background:#8B0000; color:#fff; ";
    } else if(warn) {
        css += "background:#FFBF00; color:#000; ";
    } else {
        css += "background:#418AC9; color:#fff; ";
    }
    if (approve_debug_mode) console.log("%c"+log,css);
}