frappe.provide("ns_app.customer");

// Preserve original quick entry
const _make_quick_entry = frappe.ui.form.make_quick_entry;

// Override
frappe.ui.form.make_quick_entry = function (doctype, after_insert) {
    if (doctype === "Customer" && frappe.route_options) {
        console.log("NS App: Intercepted Customer Quick Entry");
        ns_app.customer.open_quick_entry({
            callback: after_insert,
            route_options: frappe.route_options || {}
        });
        return;
    }

    return _make_quick_entry.apply(this, arguments);
};

ns_app.customer.open_quick_entry = function (opts = {}) {
    console.log("NS App: Custom Customer Quick Entry OPENED");

    const d = new frappe.ui.Dialog({
        title: "New Customer",
        size: "large",

        fields: [
            // ───────── CUSTOMER ─────────
            { fieldtype: "Section Break", label: "Customer" },

            {
                fieldname: "customer_name",
                label: "Customer Name",
                fieldtype: "Data",
                reqd: 1,
                default: opts.route_options?.customer_name || ""
            },
            {
                fieldname: "customer_type",
                label: "Customer Type",
                fieldtype: "Select",
                options: "Company\nIndividual",
                default: "Company",
                reqd: 1
            },
            {
                fieldname: "customer_group",
                label: "Customer Group",
                fieldtype: "Link",
                options: "Customer Group",
                default: "Commercial",
                reqd: 1
            },
            {
                fieldname: "custom_send_via",
                label: "Send Via",
                fieldtype: "Select",
                options: "mail\nemail\nfax"
            },

            // ───────── CONTACT ─────────
            { fieldtype: "Section Break", label: "Primary Contact" },

            {
                fieldname: "email_id",
                label: "Email",
                fieldtype: "Data",
                options: "Email"
            },
            {
                fieldname: "mobile_no",
                label: "Mobile",
                fieldtype: "Data",
                reqd: 1
            },

            // ───────── ADDRESS ─────────
            { fieldtype: "Section Break", label: "Address" },

            {
                fieldname: "address_line1",
                label: "Address Line 1",
                fieldtype: "Data",
                reqd: 1
            },
            {
                fieldname: "address_line2",
                label: "Address Line 2",
                fieldtype: "Data"
            },
            {
                fieldname: "pincode",
                label: "ZIP Code",
                fieldtype: "Data",
                reqd: 1
            },
            {
                fieldname: "city",
                label: "City",
                fieldtype: "Data"
            },
            {
                fieldname: "state",
                label: "State",
                fieldtype: "Data"
            },
            {
                fieldname: "country",
                label: "Country",
                fieldtype: "Link",
                options: "Country",
                default: "United States"
            }
        ],

        primary_action_label: "Create Customer",
        primary_action(values) {
            console.log("NS App: Create Customer clicked", values);

            d.disable_primary_action();

            frappe.call({
                method: "ns_app.api.customer.create_customer_full",
                args: values,
                callback(r) {
                    console.log("NS App: Customer created", r.message);

                    d.hide();
                    frappe.show_alert({
                        message: "Customer created via NS App",
                        indicator: "green"
                    });

                    if (opts.callback && r.message) {
                        opts.callback(r.message.name || r.message);
                    }
                },
                always() {
                    d.enable_primary_action();
                }
            });
        }
    });

    // ZIP auto-fill
    d.fields_dict.pincode.df.onchange = () => {
        const zip = d.get_value("pincode");
        if (!zip || zip.length < 5) return;

        console.log("NS App: ZIP lookup", zip);

        fetch(`https://api.zippopotam.us/us/${zip}`)
            .then(r => r.ok ? r.json() : null)
            .then(data => {
                if (!data || !data.places?.length) return;

                const p = data.places[0];
                d.set_value("city", p["place name"]);
                d.set_value("state", p["state"]);
                d.set_value("country", data.country);

                console.log("NS App: ZIP autofill success");
            })
            .catch(() => {});
    };

    d.show();

    let autoPayField = d.get_field("custom_auto_pay_enabled");

    // Initial state
    d.set_df_property(
        "custom_auto_pay_id",
        "hidden",
        !d.get_value("custom_auto_pay_enabled")
    );

    // When checkbox changes
    autoPayField.$input.on("change", () => {
        let isChecked = d.get_value("custom_auto_pay_enabled");

        d.set_df_property("custom_auto_pay_id", "hidden", !isChecked);
    });



    // Prevent Enter from submitting unless primary button is focused
    d.$wrapper.on("keydown", "input, select, textarea", function (e) {
        if (e.key === "Enter") {
            const active = document.activeElement;

            // Allow Enter ONLY if primary action button is focused
            if (
                active &&
                active.classList.contains("btn-primary")
            ) {
                return;
            }

            e.preventDefault();

            // Move to next field
            const fields = d.$wrapper
                .find("input, select, textarea")
                .filter(":visible:not([disabled])");

            const index = fields.index(this);
            if (index > -1 && index + 1 < fields.length) {
                fields.eq(index + 1).focus();
            }
        }
    });

};