# -*- coding: utf-8 -*-
from openerp import models, fields

DEFAULT_FIELDS_EXCLUDED = [
    'self',
    'function',
    'create_uid',
    '__last_update',
    'sequence',
    'write_uid',
    'write_date',
    'tz'
]

'''
    Serialize object
'''
def serialize(self, exclude = []):
    fields = self.fields_get()
    field_names = exclude + DEFAULT_FIELDS_EXCLUDED
    data = {}

    for field in fields:
        if field in field_names:
            continue

        definition = fields[field]

        if 'exportable' in definition:
            continue

        value = getattr(self, field)
        def_type = definition['type']

        if def_type in ['char', 'text', 'html', 'date', 'datetime']:
            data[field] = value if type(value) is not bool else None
            continue

        if def_type in ['integer', 'float', 'boolean', 'binary']:
            data[field] = value
            continue

        if def_type in ['one2many', 'many2many']:
            data[field] = [obj.id for obj in value] if value else []
            continue

        if def_type == 'many2one':
            data[field] = value.id if value.id else None
            continue

        if def_type == 'selection':
            data[field] = value if value else None

    return data

'''
    Deserialize data
'''
def deserialize(self, to = "create", data = None):
    fields = self.fields_get();
    field_names = list(set(fields.keys()) - set(DEFAULT_FIELDS_EXCLUDED))
    deserialized_data = {}

    for item in data:
        if item not in field_names:
            continue

        definition = fields[item]
        value = data[item]
        def_type = definition['type']

        if def_type in ['char', 'text', 'html', 'date', 'datetime', 'selection']:
            deserialized_data[item] = str(value) if value != 'null' else False
            continue

        if def_type == 'one2many':
            continue

        if def_type == 'many2many':
            if to == 'update':
                deserialized_data[item] = [(6, 0, map(lambda i: int(i), value.split(',')))] if value else None
            else:
                pass
            continue

        if def_type == 'many2one':
            deserialized_data[item] = int(value) if value != 'null' else False
            continue

        if def_type == 'integer':
            deserialized_data[item] = int(value)
            continue

        if def_type == 'float':
            deserialized_data[item] = float(value)
            continue

        if def_type == 'boolean':
            deserialized_data[item] = False if value == 'false' else True
            continue

        if def_type == 'binary':
            deserialized_data[item] = str(value) if value != 'null' else None

    return deserialized_data

'''
    Users class with token field for manage authentication
'''
class res_users(models.Model):
    _inherit = 'res.users'

    jwt_token = fields.Char(string = 'JWT Authentication Token');

models.Model.serialize = serialize
models.Model.deserialize = deserialize