(ns com.biffweb.my-project.app
  (:require
   [clojure.pprint :as pprint]
   [clojure.pprint :as pp]
   [clojure.string :as str]
   [com.biffweb :as biff]
   [com.biffweb.my-project.middleware :refer [wrap-session]]
   [com.biffweb.my-project.settings :as settings]
   [com.biffweb.my-project.ui :as ui]
   [honey.sql :as sql]
   [next.jdbc :as jdbc]
   [org.sqids.clojure :as sqids]))

(defn reset [_]
  {:status 200
   :headers {"HX-Redirect" "/"}
   :session {}})

;; thanks https://stackoverflow.com/a/58098360
(def sqids (sqids/sqids {:alphabet "cdefhjknprtvwxy2345689"}))

(defn game-code []
  (apply str (take 6 (sqids/encode sqids [(rand-int Integer/MAX_VALUE)]))))

(defn error-style [s]
  [:h4.pico-color-red-500 s])

(defn set-bar [{:keys [example/ds session params] :as _ctx}]
  (let [players (map str/trim (-> params :players str/split-lines))]
    (if (> 2 (count players))
      (error-style "Need at least two players")
      (let [id (-> session :id)
            code (game-code)
            random-order? (= "on" (-> params :random-player-order))
            player-order (if random-order?
                           (shuffle (range 0 (count players)))
                           (range 0 (count players)))]
        (println players)
        (println player-order)
        (println (interleave players player-order))

        (jdbc/execute! ds (sql/format {:insert-into :game
                                       :values [{:id id
                                                 :code code
                                                 :display_session id
                                                 :active false}]
                                       :on-conflict :id
                                       :do-update-set [:code :display_session :active]}))

        (jdbc/execute! ds (sql/format {:insert-into :player
                                       :values (for [[p o] (partition 2 (interleave players player-order))]
                                                 {:score 0
                                                  :name p
                                                  :play_order o
                                                  :game_code code})}))

        {:status 200
         :headers {"HX-redirect" "/game"}
         :session {:id id}}))))

(defn game [{:keys [session params]
             :example/keys [ds]
             :as _ctx}]
  (let [id (:id session)
        _ (println id)
        _ (println (str id))
        game (jdbc/execute-one! ds (sql/format {:select :*
                                                :from :game
                                                :where [:= :id id]}))
        players (sort-by :player/play_order
                         (jdbc/execute! ds (sql/format {:select :*
                                                        :from :player
                                                        :where [:= :game_code (:game/code game)]})))]

    (println id)
    (pprint/pprint game)
    (ui/page
     {}
     [:div
      [:nav
       [:ul [:li [:strong "Score the pigs"]]]
       [:ul [:li (biff/form {:id "reset"
                             :hx-get "/reset"}
                            [:button.secondary "Reset"])]]]
      [:h4 id]

      [:div
       [:h4 "Game code is " (:game/code game)]
       [:table
        [:thead
         [:tr
          [:th {:scope "col"} "Player"]
          [:th {:scope "col"} "Score"]]]

        (into [:tbody]
              (for [p players]
                [:tr
                 [:th {:scope "row"} (:player/name p)]
                 [:td (:player/score p)]]))]]])))

(defn control-view [{:keys [session params path-params]
                     :example/keys [ds]
                     :as _ctx}]

  (let [code (:code path-params)
        players (sort-by :player/play_order (jdbc/execute! ds (sql/format {:select :* :from :player :where [:= :game_code code]})))]
    (ui/page {}
             [:div [:nav
                    [:ul [:li [:strong "Score the pigs"]]]
                    [:ul [:li (biff/form {:id "reset"
                                          :hx-get "/reset"}
                                         [:button.secondary "Reset"])]]]
              [:h5 (str "Game " code)]
              [:table
               [:thead
                [:tr
                 [:th {:scope "col"} "Player"]
                 [:th {:scope "col"} "Score"]]]

               (into [:tbody]
                     (for [p players]
                       [:tr
                        [:th {:scope "row"} (:player/name p)]
                        [:td (:player/score p)]]))]])))

(defn connect
  [{:keys [session params]
    :example/keys [ds]
    :as _ctx}]
  (let [code (:game-code params)
        game (delay (jdbc/execute-one! ds (sql/format {:select :* :from :game
                                                       :where [:= :code code]})))]
    (println params)
    (if (and code @game)
      {:status 200
       :session session
       :headers {"HX-Redirect" (str "/game/" code)}}
      (error-style "Code does not exist."))))

(defn app [{:keys [session params]
            :example/keys [ds]
            :as _ctx}]
  (let [id (:id session)]

    (ui/page
     {}
     [:div
      [:nav
       [:ul [:li [:strong "Score the pigs"]]]
       [:ul [:li (biff/form {:id "reset"
                             :hx-get "/reset"}
                            [:button.secondary "Reset"])]]]
      [:h4 id]

      [:section
       [:button {:_ "on click toggle the *display of #new-game-form"} "New game"]]

      (biff/form
       {:hx-post "/set-bar"
        :style {:display :none}
        :hx-swap "afterend"
        :id ::new-game-form}
       [:div
        [:textarea#players {:type "textarea" :rows "8" :name "players"}]
        [:fieldset
         [:legend "Game options:"]
         [:label
          [:input {:type "checkbox", :name "random-player-order", :checked ""}]
          "Random player order"]
         ;; [:label
         ;;  [:input {:type "checkbox", :name "french", :checked ""}]
         ;;  "French"]
         ]

        [:button {:type "submit"} "Start"]])
      (biff/form
       {:hx-post "/connect"
        :hx-swap "afterend"
        :id ::connect-to-game}
       [:fieldset
        {:role "group"}
        [:input
         {:name "game-code",
          :type "text",
          :placeholder "Connect to an existing game"}]
        [:input {:type "submit", :value "Connect"}]])])))

(def about-page
  (ui/page
   {:base/title (str "About " settings/app-name)}
   [:p "This app was made with "
    [:a {:href "https://biffweb.com"} "Biff"] "."]))

(defn echo [{:keys [params]}]
  {:status 200
   :headers {"content-type" "application/json"}
   :body params})

(def module
  {:static {"/about/" about-page}
   :routes ["/" {:middleware [wrap-session]}
            ["" {:get app}]
            ["game/"
             ["" {:get game}]
             [":code" {:get control-view}]]

            ["connect" {:post connect}]
            ["reset" {:get reset}]
            ["set-bar" {:post set-bar}]]
   :api-routes [["/api/echo" {:post echo}]]})