(ns bombnet.web.display)

(defn init-display []
  (let [display (new js/ROT.Display (js-obj "height" 17 "width" 36))]
    (.appendChild (.. js/document -body) (.getContainer display))
    display))

(defonce display (init-display))

(defn ^:private %c [color & strings]
  (str "%c{" color "}" (apply str strings) "%c{}"))

(defn render-game [game]
  (let [{state :state {local-id :id} :local} @game
        {:keys [board players bombs explosion]} state
        board-list (apply concat (map-indexed (fn [y row]
                                                (map-indexed (fn [x c]
                                                               [x y c])
                                                             row)) board))]
    (.clear display)
    (doseq [[x y c] board-list]
      (.draw display x y c))
    (doseq [[x y] explosion]
      (.draw display x y "X" "orange"))
    (doseq [{[x y] :pos counter :counter :or {counter -1}} bombs]
      (if (< counter 0)
        (.draw display x y "Q" "orange")
        (.draw display x y counter "orange")))
    (doseq [{[x y] :pos color :color} players]
      (.draw display x y "@" color))

    (.drawText display 23 0 "Players")
    (doseq [[index {id :id color :color}] (map-indexed #(vector % %2) (sort-by :color players))]
      (if (= local-id id)
        (.drawText display 22 (+ 2 index) (str "*" (%c color id)))
        (.drawText display 23 (+ 2 index) (%c color id))))))