openerp.web.page = function (openerp) {
    var _t = openerp.web._t,
       _lt = openerp.web._lt;

    openerp.web.views.add('page', 'openerp.web.PageView');
    openerp.web.PageView = openerp.web.FormView.extend({
        template: "PageView",
        display_name: _lt('Page'),
        init: function() {
            this._super.apply(this, arguments);
            this.rendering_engine = new openerp.web.FormRenderingEngineReadonly(this);
        },
        reload: function () {
            if (this.dataset.index == null) {
                this.do_prev_view();
                return $.Deferred().reject().promise();
            }
            return this._super();
        },
        on_loaded: function(data) {
            this._super(data);
            this.$buttons.find('button.oe_form_button_edit').click(this.on_button_edit);
            this.$buttons.find('button.oe_form_button_create').click(this.on_button_create);
            this.$buttons.find('button.oe_form_button_duplicate').click(this.on_button_duplicate);
            this.$buttons.find('button.oe_form_button_delete').click(this.on_button_delete);
        },
        on_button_edit: function() {
            return this.do_switch_view('form');
        },
        on_button_create: function() {
            this.dataset.index = null;
            return this.do_switch_view('form');
        },
        on_button_duplicate: function() {
            var self = this;
            var def = $.Deferred();
            $.when(this.has_been_loaded).then(function() {
                self.dataset.call('copy', [self.datarecord.id, {}, self.dataset.context]).then(function(new_id) {
                    return self.on_created({ result : new_id });
                }).then(function() {
                    return self.do_switch_view('form');
                }).then(function() {
                    def.resolve();
                });
            });
            return def.promise();
        },
        on_button_delete: function() {
            var self = this;
            var def = $.Deferred();
            $.when(this.has_been_loaded).then(function() {
                if (self.datarecord.id && confirm(_t("Do you really want to delete this record?"))) {
                    self.dataset.unlink([self.datarecord.id]).then(function() {
                        self.on_pager_action('next');
                        def.resolve();
                    });
                } else {
                    $.async_when().then(function () {
                        def.reject();
                    })
                }
            });
            return def.promise();
        }
    });

    openerp.web.FormRenderingEngineReadonly = openerp.web.FormRenderingEngine.extend({
        alter_field: function(field) {
            field.set({"force_readonly": true});
        },
    });
};