# -*- coding: utf-8 -*-
"""
Website-context rendering needs to add some metadata to rendered fields,
as well as render a few fields differently.

Also, adds methods to convert values back to openerp models.
"""


from openerp.addons.base.ir.ir_qweb import QWebContext
from openerp import models


class QWeb(models.AbstractModel):
    """ QWeb object for rendering stuff in the website context
    """
    _inherit = 'website.qweb'

    def render(self, cr, uid, id_or_xml_id, qwebcontext=None, loader=None, context=None):
        if qwebcontext is None:
            qwebcontext = {}

        if not isinstance(qwebcontext, QWebContext):
            qwebcontext = QWebContext(cr, uid, qwebcontext, loader=loader, context=context)
        if context is None:
            context = {}
        website_id = context.get('website_id')
        if website_id:
            if 'experiment_id' in context:
                #Is there a version which have the view.key == id_or_xml_id and which is in a running experiment?
                exp_ver_id = self.pool["website_version.experiment.version"].search(cr, uid, [('version_id.view_ids.key', '=', id_or_xml_id), ('experiment_id.state', '=', 'running'), ('experiment_id.website_id.id', '=', website_id)], context=context)
                if exp_ver_id:
                    #If yes take the first because there is no overlap between running experiments.
                    exp_version = self.pool["website_version.experiment.version"].browse(cr, uid, [exp_ver_id[0]], context=context)
                    exp = exp_version.experiment_id
                    #We set the google_id as key in the dictionnary to avoid problem when reinitializating the db, exp.google_id is unique
                    version_id = context.get('website_version_experiment').get(str(exp.google_id))
                    if version_id:
                        context['version_id'] = int(version_id)

            if 'version_id' in context:
                version_id = context.get('version_id')
                if version_id:
                    id_or_xml_id = self.pool["ir.ui.view"].search(cr, uid, [('key', '=', id_or_xml_id), '|', ('version_id', '=', False), ('version_id', '=', version_id), '|', ('website_id', '=', website_id), ('website_id', '=', False)], order='website_id, version_id', limit=1, context=context)[0]
                else:
                    id_or_xml_id = self.pool["ir.ui.view"].search(cr, uid, [('key', '=', id_or_xml_id), ('version_id', '=', False), '|', ('website_id', '=', website_id), ('website_id', '=', False)], order='website_id', limit=1, context=context)[0]
            else:
                id_or_xml_id = self.pool["ir.ui.view"].search(cr, uid, [('key', '=', id_or_xml_id), '|', ('website_id', '=', website_id), ('website_id', '=', False), ('version_id', '=', False)], order='website_id', limit=1, context=context)[0]

        qwebcontext['__template__'] = id_or_xml_id
        stack = qwebcontext.get('__stack__', [])
        if stack:
            qwebcontext['__caller__'] = stack[-1]
        stack.append(id_or_xml_id)
        qwebcontext['__stack__'] = stack
        qwebcontext['xmlid'] = str(stack[0])
        return self.render_node(self.get_template(id_or_xml_id, qwebcontext), qwebcontext)