from bs4 import BeautifulSoup
from odoo import http
from odoo.http import request

from .. import controller


class Voucher(controller.Controller):
    PREFIX_API = '/api/v1/'
    
    @http.route(PREFIX_API + 'voucher', auth='public', methods=['GET', 'OPTIONS'])
    @controller.Controller.must_authorized()
    def get_vouchers(self, **kw):
        vouchers = request.env['voucher'].get_active_voucher([('visibility', 'in', ['public'])])
        vouchers = vouchers.res_format()
        return self.response(vouchers)

    @http.route(PREFIX_API + 'user/<user_id>/voucher', auth='public', methods=['GET', 'OPTIONS'])
    @controller.Controller.must_authorized(private=True, private_key='user_id')
    def get_vouchers_by_user_id(self, **kw):
        cart = request.env['website.user.cart']
        code = kw.get('code')
        type = kw.get('type')
        user_id = int(kw.get('user_id', 0))
        partner_id = int(kw.get('partner_id', 0))
        source = kw.get('source')
        visibility = ['public']

        user = request.env['res.users'].search([('id', '=', user_id)], limit=1)
        if not user:
            return self.response([])

        domain = []
        if code:
            visibility.append('private')
            domain += [('code', 'ilike', code)]
        user_pricelist = request.env.context.get('user_pricelist')
        if user_pricelist:
            domain += [('excl_pricelist_ids', 'not in', [user_pricelist.id])]

        if type:
            type = type.split(',')
            domain += [('apply_type', 'in', type)]

        if partner_id:
            partner =  request.env['res.partner'].search([('id', '=', partner_id)], limit=1)
            main_parent = partner.get_main_parent()
            if main_parent and main_parent.company_type:
                domain += [('account_type', 'in', ['all',main_parent.company_type])]
                # domain += [('account_type', 'in', main_parent.company_type)]


        domain += [('visibility', 'in', visibility)]
        vouchers = request.env['voucher'].get_active_voucher(domain)
        checkout = cart.get_user_checkout(user_id, source=source)
        products = checkout['products']


        order_line = []
        for product in products:
            if product['cart_type'] == 'promotion': continue
            order_line.append({
                'product_id': request.env['product.product'].browse(product['id']),
                'price': product['price']['price'],
                'discount': product['price']['discount_percentage'],
                'qty': product['quantity'],
                'subtotal': product['subtotal']
            })
        
        results = []
        for voucher in vouchers:
            if voucher.limit > 0 and voucher.count_order >= voucher.limit:
                continue

            partner_voucher_orders = []
            for order in voucher.order_ids:
                if order.partner_id.id == user.partner_id.id and order.state != 'cancel' and (order.payment_status or order.payment_status is None):
                    partner_voucher_orders.append(order)
            
            if voucher.limit_user > 0 and len(partner_voucher_orders) >= voucher.limit_user:
                continue
            
            voucher_info = voucher.apply(order_line)
            voucher_discount = voucher_info['discount']['all']

            valid_order = voucher_info['valid_order']

            can_apply = True if valid_order and voucher_discount > 0 else False

            voucher_res = voucher.format()
            voucher_res['can_apply'] = can_apply
            voucher_res['discount_voucher'] = voucher_discount

            cleaned_tnc = BeautifulSoup(voucher.terms_conditions or '', "html.parser").get_text()
            voucher_res['terms_conditions'] = voucher.terms_conditions if cleaned_tnc else voucher.generate_tnc()

            results.append(voucher_res)
        
        sorted_results = sorted(results, key=lambda x: x['can_apply'], reverse=True)

        return self.response(sorted_results)

    def get_user_by_email(self, email):
        return request.env['res.users'].search([
            ('login', '=', email),
            ('active', 'in', [True, False])
        ])