(function() {

    openerp.widgetInstanceInterestInvoiceVerify = null;
    openerp.parentInstanceInterestInvoiceVerify = {};
    var QWeb = openerp.web.qweb;
    var instanceWeb = openerp.web;
    openerp.VerifyInterestInvoice = openerp.Widget.extend({
        id: undefined,
        buttons: undefined,
        /* init */
        init: function(parent) {
            this._super(parent);
            this.buttons = parent.$buttons;
        },
        /* Check state*/
        checkState: function(id) {
            var self = this;
            self.id = id;
            if (self.id)
                self.fetchInitial();
        },
        /* Reload Page*/
        reloadPage: function() {
            openerp.parentInstanceInterestInvoiceVerify.reload();
        },
        // /* Método inicial  */
        fetchInitial: function() {
            var self = this;
            self.fetchInvoice(self.id).then(function(accountInvoice){
                return accountInvoice;
            }).then(function(accountInvoice) {
                self.accountInvoice = accountInvoice;
                if ((accountInvoice[0].state !== 'open') || (accountInvoice[0].type !=='out_invoice') || ((accountInvoice[0].state === 'open') && (accountInvoice[0].is_interest))){
                    return false;
                }
                self.verifyInterestPartner(accountInvoice[0].id).then(function(results) {
                    return results;
                }).then(function(results){
                    instanceWeb.notification.do_warn("Atencion",results.message);
                    return self.reloadPage();
                });
            });
        },
        fetchInvoice: function(id){
            var invoice = new instanceWeb.Model('account.invoice');
            var fields =['id', 'name', 'state', 'is_interest', 'type'];
            var domain=[['id', '=', id]]
            return  invoice.query(fields).filter(domain).all();
        },
        /* Verificar  interest */
        verifyInterestPartner: function(id) {
            var bankStatement = new instanceWeb.Model('account.invoice');
            return bankStatement.call('eiru_account_interest_verify_invoice',[id],{
                context: new instanceWeb.CompoundContext()
            });
        },
    });

    if (openerp.web && openerp.web.FormView) {
        openerp.web.FormView.include({
            load_record: function(record) {
                this._super.apply(this, arguments);
                if (this.model !== 'account.invoice')
                    return;

                openerp.parentInstanceInterestInvoiceVerify = this;

                if (openerp.widgetInstanceInterestInvoiceVerify) {
                    if (openerp.widgetInstanceInterestInvoiceVerify.id === record.id){
                        openerp.widgetInstanceInterestInvoiceVerify.id = undefined;
                        return
                    }
                    openerp.widgetInstanceInterestInvoiceVerify.checkState(record.id);
                    return;
                }

                openerp.widgetInstanceInterestInvoiceVerify = new openerp.VerifyInterestInvoice(this);
                openerp.widgetInstanceInterestInvoiceVerify.checkState(record.id);
            }
        });
    }
})();