import json
import flask_testing
from api import create_app, db
from api.models.product import Material, MaterialPrice, Product
from api.models.inquiry import Inquiry
from api.models.designer import Designer


class TestEndpoints(flask_testing.TestCase):

    def create_app(self):
        return create_app('tests.config')

    def setUp(self):
        db.create_all()

    def tearDown(self):
        db.session.remove()
        db.drop_all()

    def _add_material(self, name, groupid, price):
        material = Material(name=name)
        material.material_price = MaterialPrice(price=price, groupid=groupid)
        db.session.add(material)
        db.session.commit()
        return material

    def _add_inquiry(self, territory, product_group, price_retouch=100):
        inquiry = Inquiry(
            territory=territory, product_group=product_group, price_retouch=price_retouch)
        db.session.add(inquiry)
        db.session.commit()
        return inquiry

    def _add_designer(self, pricepremium):
        designer = Designer('Disney', 'disney', 'US',
                            'USD', pricepremium=pricepremium)
        db.session.add(designer)
        db.session.commit()
        return designer

    def _add_product(self, designer=None):
        product = Product(designer=designer)
        db.session.add(product)
        db.session.commit()
        return product

    def test_wallpaper(self):
        self._add_material('standard-wallpaper', 1, 236)
        self._add_material('premium-wallpaper', 1, 260)
        response = self.client.get(
            '/prices/wallpaper?width=200&height=10&territory=SE')
        self.assert200(response)
        expected = [
            {
                'm2_price': 295.0,
                'm2_price_excl_vat': 236.0,
                'price_excl_vat': 236.0,
                'price': 295.0,
                'material': 'standard-wallpaper',
                'material_id': 1
            },
            {
                'm2_price': 325.0,
                'm2_price_excl_vat': 260.0,
                'price_excl_vat': 260.0,
                'price': 325.0,
                'material': 'premium-wallpaper',
                'material_id': 2
            }
        ]
        self.assertEqual(expected, response.json['data'])

    def test_wallpaper_with_product(self):
        self._add_material('standard-wallpaper', 1, 236)
        self._add_material('premium-wallpaper', 1, 260)
        designer = self._add_designer(4)
        product = self._add_product(designer)
        response = self.client.get(
            '/prices/wallpaper?width=200&height=200&territory=SE&product=1')
        expected = [
            {
                'price': 1227.2,
                'price_excl_vat': 981.76,
                'material_id': 1,
                'm2_price': 306.8,
                'm2_price_excl_vat': 245.44,
                'material': 'standard-wallpaper'
            },
            {
                'price': 1352.0000000000002,
                'price_excl_vat': 1081.6000000000001,
                'material_id': 2,
                'm2_price': 338.00000000000006,
                'm2_price_excl_vat': 270.40000000000003,
                'material': 'premium-wallpaper'
            }
        ]
        self.assertEqual(expected, response.json['data'])

    def test_canvas(self):
        self._add_material('standard-canvas', 2, 799.2)
        response = self.client.get(
            '/prices/canvas?width=200&height=10&territory=SE')
        self.assert200(response)
        expected = [
            {
                'price_excl_vat': 970.3471312000001,
                'price': 1212.9339140000002,
                'width': 150,
                'height': 40,
                'framed': True,
                'm2_price': 999.0,
                'm2_price_excl_vat': 799.2,
            },
            {
                'price_excl_vat': 319.68000000000006,
                'price': 399.6000000000001,
                'width': 200,
                'height': 20,
                'framed': False,
                'm2_price': 999.0,
                'm2_price_excl_vat': 799.2,
            }
        ]
        self.assertEqual(expected, response.json['data'])

    def test_canvas_with_product(self):
        self._add_material('standard-canvas', 2, 799.2)
        designer = self._add_designer(4)
        product = self._add_product(designer)
        response = self.client.get(
            '/prices/canvas?width=200&height=10&territory=SE&product=1')
        self.assert200(response)
        expected = [
            {
                'height': 40,
                'price_excl_vat': 989.5279312000002,
                'price': 1236.9099140000003,
                'framed': True,
                'm2_price': 1038.96,
                'm2_price_excl_vat': 831.1680000000001,
                'width': 150
            },
            {
                'height': 20,
                'price_excl_vat': 332.46720000000005,
                'price': 415.58400000000006,
                'framed': False,
                'm2_price': 1038.96,
                'm2_price_excl_vat': 831.1680000000001,
                'width': 200
            }
        ]
        self.assertEqual(expected, response.json['data'])

    def test_diy_frame(self):
        response = self.client.get(
            '/prices/diy-frame?width=200&height=50&territory=SE')
        self.assert200(response)
        product = response.json['data'][0]
        self.assertEqual(150, product['width'], "it adjusts measurements")
        self.assertEqual(50, product['height'])
        self.assertAlmostEqual(923.857, product['price'], places=2)

    def test_inquiry_wallpaper(self):
        self._add_material('standard-wallpaper', 1, 236)
        self._add_material('premium-wallpaper', 1, 260)
        self._add_inquiry(territory='SE', product_group='photo-wallpaper')
        response = self.client.get('/prices/inquiry/1?width=100&height=100')
        self.assert200(response)
        self.assertEqual('wallpaper', response.json['group'])

    def test_inquiry_canvas(self):
        self._add_material('standard-canvas', 2, 799.2)
        self._add_inquiry(territory='SE', product_group='canvas')
        response = self.client.get('/prices/inquiry/1?width=100&height=100')
        self.assert200(response)
        self.assertEqual('canvas', response.json['group'])