# encoding: utf-8

from app import admin, db
from app.model.model import Model, View


class CountryModel(db.Model, Model):
    __tablename__ = "country"
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(200))
    slug = db.Column(db.String(200))
    code = db.Column(db.String(20))

    @property
    def flag(self):
        """
        HTML unicode sequence for display country flag.
        """
        return "".join([f"&#{hex(127397+ord(l))[1:]};" for l in self.code])

    def __repr__(self):
        return self.name


class AdminView(View):
    column_default_sort = "name"
    column_filters = ["name", "code"]

    def on_model_change(self, form, model, is_created):
        model.slug = slugify(model.name)


admin.add_view(AdminView(CountryModel, db.session, name="Country", category="CRUD"))