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

// IS MOBILE CHECK
var mobile = false;
if ( window.innerWidth <= 600 ) {
    mobile = true;
}

// GENERAL PRODUCT WRAPPER
var approve_product_wrapper_ele = '.productView';

var approve_product_wrapper = document.querySelector(approve_product_wrapper_ele);

// Must ensure we are on a product page before attempting to select the remaining elements.
if (approve_product_wrapper){

    // ******************************************************************
    //              PRODUCT PAGE 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 = ' .productView-title';
    var approve_price_ele_name = '.price.price--withoutTax';

    // QTY
    var approve_qty_ele_name = ' input.form-input.form-input--incrementTotal';
    // QTY INCREASE / DECREASE BUTTONS
    var approve_inc_quantity_ele = ' button[data-action="inc"]';
    var approve_dec_quantity_ele = ' button[data-action="dec"]';

    // 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 = '.productView-options';

    // ***************************************
    //         OPTIONAL CONFIGURATION
    // ***************************************
        // Alternate/Backup Model & Price
        var approve_model_ele_name_alt = '';
        var approve_price_ele_name_alt = '';
        // Alternate/Backup Insert After
        var approve_insert_after_ele_name_alt = '';

        // SKU
        var approve_sku_ele_name = ' [data-product-sku]';

        // If changes to price and qty arent updating button
        var product_global_watcher = '';

        // ELE TO REMOVE
        var approve_button_to_remove_ele = "";

        // OPTIONS
            // Wrapper for the ENTIRE options section
            var approve_options_wrapper_ele_name = ' [data-cart-item-add] ';

            // Select (drop-down) option ele
            var approve_select_ele_name = ' select';

            // Radio (multiple-choice) option ele
            var approve_radio_ele_name = ' input[type="radio"]';

            // CheckBox (check-box) option ele
            var approve_cb_ele_name = ' input[type="checkbox"]';

            // Once the options wrapper is !null template will try all three,
            // Enable neccessary option types:
            var approve_select_on = true;
            var approve_radio_on = false;
            var approve_cb_on = false;
        ////
    // ****************************************
    //          END OPTIONAL CONFIG
    // ****************************************

    // APPROVE BUTTON STYLING
    var approve_button_display_style = 'inline-block';
    // -- top / right / bottom / left
    var approve_button_display_margin = '-20px 0px 10px 0px';

    // APPROVE BUTTON WRAPPER STYLING
    var approve_button_wrapper_display_style = 'inline-block';
    // -- top / right / bottom / left
    var approve_button_wrapper_display_margin = '0px 0px 0px 0px';

    var custom_font = '';
    var custom_font_size = '';
    var custom_height = '';
    var custom_border = '';
    var custom_border_radius = '';

    // ******************************************************************
    //              END PRODUCT PAGE Variable Configuration
    // ******************************************************************
    // CUSTOM BUTTON
        var custom_button = false;
        var custom_button_html = ``;
    //
    // ******************************************************************
    //   INITIAL PRODUCT PAGE ELEMENT SELECTION -- No Action Required
    // ******************************************************************
    // 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);}
    }
    if (approve_sku_ele_name){
        var approve_sku_ele  = document.querySelector(approve_sku_ele_name);
        if (!approve_sku_ele){approve_debug_log("APPROVE: No initial approve_sku_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
    // ******************************************************************

    function init_approve_button(){

        // ******************************************************************
        //   DYNAMIC PRODUCT PAGE ELEMENT SELECTION -- No Action Required
        // ******************************************************************
        // 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_sku_ele = null;
        if (approve_sku_ele_name){
            approve_sku_ele  = document.querySelector(approve_sku_ele_name);
            if (!approve_sku_ele){
                approve_debug_log("APPROVE: No dynamic approve_sku_ele found.",1);
            }
        }
        var approve_model = approve_model_ele.textContent;

        if (approve_sku_ele) {
            approve_model += " (SKU: " + approve_sku_ele.textContent.trim() + ") ";
        }

        // 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 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 {
                // SELECT
                if (approve_select_on) {
                    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 SELECT OPTIONS HERE
                        if (item && item.value) {
                            var opt = item.querySelector(' option[data-product-attribute-value="'+item.value+'"]');
                            approve_model += " | " + opt.textContent;
                        }
                    });
                }
                // RADIO
                if (approve_radio_on) {
                    var approve_radioed_options = approve_options_wrapper_ele.querySelectorAll(approve_radio_ele_name);
                    if (!approve_radioed_options){
                        approve_debug_log("No approve_radioed_options found.");
                    }
                    approve_radioed_options.forEach(function (item, index) {
                        // CONFIGURE RADIO OPTIONS HERE
                        if (item && item.checked) {
                            approve_model += " | " + item.value;
                        }
                    });
                }
                // CHECKBOX
                if (approve_cb_on) {
                    var approve_checked_options = approve_options_wrapper_ele.querySelectorAll(approve_cb_ele_name);
                    if (!approve_checked_options){
                        approve_debug_log("No approve_checked_options found.");
                    }
                    approve_checked_options.forEach(function (item, index) {
                        // CONFIGURE RADIO OPTIONS HERE
                        if (item && item.checked) {
                            var next_sibling = item.nextElementSibling;
                            approve_model += " | " + next_sibling.textContent;
                        }
                    });
                }
            }
        }
        // ******************************************************************
        //                      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();
                        })
                    });
                }
            }

            if (!custom_button) {
                // Insert Button=
                var approve_button = document.createElement('approve-button');
                approve_button.style.width = "100%";
                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");
                if (approve_button_wrapper_display_style){
                    approve_btn_wrapper.style.display = approve_button_wrapper_display_style;
                }
                if (approve_button_wrapper_display_margin){
                    approve_btn_wrapper.style.margin = approve_button_wrapper_display_margin;
                }
                approve_btn_wrapper.appendChild(approve_button);
                approve_btn_wrapper.style.width = "100%";
                approve_insert_after_ele.after(approve_btn_wrapper);
            } else {
                // CUSTOM BUTTON CODE HERE
                var insert_ele = document.querySelector(approve_insert_after_ele_name);
                let approve_button_wrapper = document.createElement("div");
                approve_button_wrapper.className = "approve-btn-container";
                approve_button_wrapper.style.marginTop = "10px";
                approve_button_wrapper.style.zIndex = "999999999999999";
                approve_button_wrapper.innerHTML = custom_button_html;
                // approve_button_wrapper.innerHTML = /*html*/`
                    //     <div class="approve-button approve-gallery-button approve_button approve_button_single  btn rfq-btn button"
                    //         approve-function="embedded_app"
                    //         approve-action="add_to_app"
                    //         style="margin-top: 15px; width: 100%; background-color: rgb(177, 34, 134);">
                    //         <div>
                    //             <div class="sm-txt">
                    //                 Finance as low as
                    //                 <span class="teaser">
                    //                     $<span approve-function="teaser_rate" approve-total="0" class="teaser teaser-rate"></span>
                    //                 </span>
                    //                 /mo
                    //             </div>
                    //             <div class="loader hide" loader></div>
                    //         </div>
                    //     </div>
                    // `;
                //button wrapper
                approve_button_wrapper.style.width = "auto";
                approve_button_wrapper.style.display = "inline-block";
                approve_button_wrapper.style.width = "100%";

                //button
                var approve_button = approve_button_wrapper.querySelector('.approve-button');
                approve_button.style.textAlign = "center";
                var approve_teaser_rate = approve_button_wrapper.querySelector('.teaser-rate');
                approve_teaser_rate.setAttribute('approve-total',approve_price);

                if (approve_price >= 1500){
                    insert_ele.after(approve_button_wrapper);
                }
                window.kwipped_approve.core.activate_approve_teaser_rates();
            }
        }

        if ((custom_font || custom_border_radius || custom_border || custom_height || custom_font_size) && !custom_button) {
            setTimeout(()=>{
                var shadow_root = approve_button.shadowRoot;
                if (shadow_root) {
                    if (custom_font || custom_font_size) {
                        var teaser_wrapper = shadow_root.querySelector(' div[teaser_wrapper]');
                        var fintext = shadow_root.querySelector(' .finance-text');
                        if (custom_font) teaser_wrapper.style.fontFamily = custom_font;
                        if (custom_font_size) fintext.style.fontSize = custom_font_size;
                    }
                    if (custom_border_radius || custom_border || custom_height) {
                        var approve_shadow_button = shadow_root.querySelector(' .approve_button');
                        if (custom_border_radius) approve_shadow_button.style.borderRadius = custom_border_radius;
                        if (custom_border) approve_shadow_button.style.border = custom_border;
                        if (custom_height) approve_shadow_button.style.height = custom_height;
                    }
                } else {
                    approve_debug_log("APPROVE: No Shadow found for custom styling",1);
                }
            }, 400);
        }

        // 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;
        }

        if (!custom_button) {
            // 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");
        } else {
            window.kwipped_approve.core.activate_approve_teaser_rates();
            // Set approve button variables.
            approve_button.setAttribute('approve-price',approve_price);
            approve_button.setAttribute('approve-model',approve_model);
            approve_button.setAttribute('approve-qty',approve_qty);
            approve_button.setAttribute('approve-item-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});
        }
        if (product_global_watcher) {
            var approve_global_watcher = document.querySelector(product_global_watcher);
            if (approve_global_watcher){
                // Add observer to price element
                const approve_global_observer = new MutationObserver(function() {
                    init_approve_button();
                });
                approve_global_observer.observe(approve_global_watcher,{subtree: true, childList: true});
            }
        }
    }
}
else {
    approve_debug_log("APPROVE: approve_product_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);
}