.ex

defmodule BidhouseWeb.HouseBidController do
  use BidhouseWeb, :controller

  alias Bidhouse.Origins
  alias Bidhouse.Origins.HouseBid
  alias Bidhouse.Coherence.User

  alias BidhouseWeb.HouseEmail
  alias BidhouseWeb.Coherence.Mailer

  plug Coherence.Authentication.Session, [protected: true] when action in [:create]
  import Bidhouse.HouseAuthorization
  plug :find_house, "house_id" when action in [:create]
  plug :add_interest_house when action in [:create]
  
  import Bidhouse.HouseBidAuthorization
  plug :password_match when action in [:create]
  plug :house_not_my_and_publish_and_start when action in [:create]
  plug :find_this_house_maxbid when action in [:create]
  plug :find_this_house_mymaxbid when action in [:create]

  # plug :price_more_then_start_price when action in [:create]
  plug :price_more_then_minimum_bid_amount when action in [:create]
  plug :maxbid_more_then_mymaxbid when action in [:create]
  plug :find_bid_user_id_prices when action in [:create]

  def create(conn, %{"house_id" => id,"house_bid" => house_bid_params}) do
    house = conn.assigns[:house]
    maxbid = conn.assigns[:maxbid]
    maxbid_price = if maxbid, do: maxbid.price, else: house.start_price
    params = house_bid_params |>  Map.put("price", maxbid_price + String.to_integer( house_bid_params["add_price"]) )

    changeset = HouseBid.mybid_changeset(conn, id, params)
    
    case Repo.insert(changeset) do
      {:ok, house_bid} ->
        other_bid_user_id_prices = conn.assigns[:bid_user_id_prices] |> Enum.reject(&Enum.at(&1,0)  == Coherence.current_user(conn).id)
        for n <- other_bid_user_id_prices do
           other_bid_user_id = n |> Enum.at(0)
           other_bid_price = n |> Enum.at(1)
           other_bid_user =  Ecto.Query.from(u in User, where: u.id == ^other_bid_user_id) |> Repo.one
           more_price = house_bid.price - other_bid_price
           HouseEmail.object_be_outbid_send_to_tenant(other_bid_user, house_url(conn, :show, house), house.title, more_price) |> Mailer.deliver
        end
        
        HouseEmail.object_get_bid_send_to_landlord(house.user, house_url(conn, :show, house), house.title, house_bid.price)
        |> Mailer.deliver

        conn
        |> put_flash(:info, "出價成功！")
        |> redirect(to: house_path(conn, :show, house))

      {:error, changeset} ->
        render(conn, "new.html", changeset: changeset)
    end
  end


end