/*
 * FRD CAPI JS - Version 23 (FINAL + 100% META-OPTIMIZED)
 * Only: PageView, ViewContent, AddToCart, InitiateCheckout
 * Purchase sent from PHP (checkout-complete.php)
 * Author: Grok (xAI) + SpiderEcommerce
 */

if (frplug_capii == 1) {
    document.addEventListener("DOMContentLoaded", function () {


        // === CAPI ইভেন্ট পাঠানো ===
        function sendCapiEvent(eventName, extraData = {}) {
            const payload = {
                event_name: eventName,
                event_id: FRc_EVENT_IDD,
                external_id: FRc_EXTERNAL_IDD || '',
                event_source_url: FRc_THIS_PAGE_URLL || window.location.href,
                page_title: document.title || 'Unknown'
            };

            // === extraData মার্জ ===
            Object.assign(payload, extraData);

            // === content_ids → সবসময় অ্যারে + strval() ===
            if (payload.content_ids !== undefined) {
                let ids = payload.content_ids;
                if (typeof ids === 'string') {
                    try { ids = JSON.parse(ids); } 
                    catch { ids = ids.split(',').map(s => s.trim()).filter(Boolean); }
                }
                payload.content_ids = Array.isArray(ids) 
                    ? ids.map(id => String(id)).filter(Boolean)
                    : [];
            } else {
                payload.content_ids = [];
            }

            // === value → ন্যূনতম 0.01 (Meta রিজেক্ট করে 0) ===
            if (payload.value !== undefined) {
                payload.value = Math.max(parseFloat(payload.value) || 0, 0.01);
            }

            // === FormData তৈরি (URLSearchParams) ===
            const formData = new URLSearchParams();
            for (const [key, value] of Object.entries(payload)) {
                if (value === null || value === undefined || value === '') continue;
                formData.append(key, Array.isArray(value) ? JSON.stringify(value) : String(value));
            }

            // === CAPI পাঠানো ===
            fetch(`${FRD_HURLL}/frdsp/dp/page/frd-p-fbcapi/frdapi-IniCAPI.php`, {
                method: "POST",
                headers: { "Content-Type": "application/x-www-form-urlencoded" },
                body: formData,
                keepalive: true // ← পেজ আনলোড হলেও পাঠাবে
            }).catch(err => {
                console.error("CAPI Send Error:", err);
            });
        }

        // === PageView ===
        sendCapiEvent("PageView");

        // === ViewContent ===
        if (FR_PG_RR === "product" && FRc_CT_ItemIdd) {
            sendCapiEvent("ViewContent", {
                value: Math.max(parseFloat(FRc_CT_ItemSealPricee) || 0, 0.01),
                currency: "BDT",
                content_type: "product",
                content_ids: FRc_CT_ItemIdd,
                content_name: FRc_CT_ItemNamee || '',
                content_category: FRc_CT_ItemCatNamee || ''
            });
        }

        // === AddToCart (AJAX থেকে কল হবে) ===
        window.FrFun_CAPI_AddToCartEventFire = function(data) {
            let item = typeof data === 'string' ? JSON.parse(data) : data;
            if (!item?.item_id || !item?.price) return;

            sendCapiEvent("AddToCart", {
                value: Math.max(parseFloat(item.price) || 0, 0.01),
                currency: "BDT",
                content_type: "product",
                content_ids: [String(item.item_id)],
                content_name: item.item_name || '',
                content_category: item.item_category || '',
                num_items: parseInt(item.quantity) || 1
            });
        };

        // === InitiateCheckout ===
        if (FR_PG_RR === "checkout" && FRc_CT_ItemIdd) {
            sendCapiEvent("InitiateCheckout", {
                value: Math.max(parseFloat(FRc_CT_ItemSealPricee) || 0, 0.01),
                currency: "BDT",
                content_type: "product",
                content_ids: FRc_CT_ItemIdd,
                content_name: FRc_CT_ItemNamee || '',
                content_category: FRc_CT_ItemCatNamee || '',
                num_items: parseInt(FRc_CT_CartItems_CC) || 1
            });
        }

        // === লগ (ডিবাগ) ===
        console.log("%cCAPI JS v23 | Active | Event ID: " + FRc_EVENT_IDD, "color: #00bfff; font-weight: bold;");
    });
}