/* global Sha1 */
import { patch } from "@web/core/utils/patch";
import { PosStore } from "@point_of_sale/app/services/pos_store";
import { _t } from "@web/core/l10n/translation";
import { NumberPopup } from "@point_of_sale/app/components/popups/number_popup/number_popup";
import { makeAwaitable } from "@point_of_sale/app/utils/make_awaitable_dialog";

patch(PosStore.prototype, {
    async setTableFromUi(table, orderUuid = null) {
        if (!this.config.module_pos_restaurant || this.isOrderTransferMode) {
            return super.setTableFromUi(...arguments);
        }

        const cashier = await this._selectCashierByPin();
        if (!cashier) {
            return;
        }

        this.setCashier(cashier);
        await super.setTableFromUi(...arguments);

        const order = this.getOrder();
        if (order) {
            order.uiState.is_authorized = true;
        }
    },

    async pay() {
        if (this.selectedOrder.lines.length === 0) {
            return;
        }

        if (!this.canPay) {
            this.notification.add(_t("You do not have permission to process payments."), {
                type: "danger",
            });
            return;
        }

        if (!this.selectedOrder.uiState.is_authorized) {
            const cashier = await this._selectCashierByPin();
            if (!cashier) {
                return;
            }

            this.setCashier(cashier);
            this.selectedOrder.uiState.is_authorized = true;
        }

        this.selectedOrder.update({ payer_id: this.getCashier() });
        
        return super.pay();
    },

    async _selectCashierByPin() {
        if (!this.config.module_pos_hr) {
            return this.getCashier();
        }

        const inputPin = await makeAwaitable(this.dialog, NumberPopup, {
            formatDisplayedValue: (x) => x.replace(/./g, "•"),
            title: _t("Enter PIN"),
        });

        if (!inputPin) {
            return false;
        }

        const hashedPin = Sha1.hash(inputPin);
        const allEmployees = this.models["hr.employee"].getAll();
        const employee = allEmployees.find(emp => emp._pin === hashedPin);

        if (!employee) {
            this.notification.add(_t("Invalid PIN"), {
                type: "danger",
            });
            return false;
        }

        return employee;
    },

    get canPay() {
        const cashier = this.getCashier();
        if (!cashier) {
            return false;
        }
        // If pos_employee_role is installed, check role
        if (cashier.pos_role) {
            return ['cashier', 'outlet_manager', 'area_manager'].includes(cashier.pos_role);
        }
        // Default to true if no role system
        return true;
    },
});