import uuid

from django.contrib.auth.mixins import LoginRequiredMixin
from django.http import HttpResponseBadRequest
from django.shortcuts import render
from django.urls import reverse
from django.views import View
from two_factor.views.mixins import OTPRequiredMixin

from core.exchanges import GenericAPIError
from core.models import Account
from core.util import logs

log = logs.get_logger(__name__)


def get_profit(user):
    items = []
    accounts = Account.objects.filter(user=user)
    for account in accounts:
        try:
            details = account.client.get_account()
            pl = details["pl"]
            item = {
                "account": account,
                "pl": float(pl),
                "balance": details["balance"],
                "currency": details["currency"],
            }
            items.append(item)
        except GenericAPIError:
            continue
    return items


class Profit(LoginRequiredMixin, OTPRequiredMixin, View):
    allowed_types = ["modal", "widget", "window", "page"]
    window_content = "window-content/objects.html"
    list_template = "partials/profit-list.html"
    page_title = "Profit by account"
    page_subtitle = None
    context_object_name_singular = "profit"
    context_object_name = "profit"

    def get(self, request, type):
        if type not in self.allowed_types:
            return HttpResponseBadRequest
        self.template_name = f"wm/{type}.html"
        unique = str(uuid.uuid4())[:8]
        items = get_profit(request.user)

        orig_type = type
        if type == "page":
            type = "modal"
        cast = {
            "type": orig_type,
        }
        list_url = reverse("profit", kwargs={**cast})
        context = {
            "title": f"Profit ({type})",
            "unique": unique,
            "window_content": self.window_content,
            "list_template": self.list_template,
            "object_list": items,
            "type": type,
            "page_title": self.page_title,
            "page_subtitle": self.page_subtitle,
            "list_url": list_url,
            "context_object_name_singular": self.context_object_name_singular,
            "context_object_name": self.context_object_name,
        }
        # Return partials for HTMX
        if self.request.htmx:
            if request.headers["HX-Target"] == self.context_object_name + "-table":
                self.template_name = self.list_template
            elif orig_type == "page":
                self.template_name = self.list_template
            else:
                context["window_content"] = self.list_template
        return render(request, self.template_name, context)