#include "boss/ui.hpp"
#include "scene.hpp"
#include "constants.hpp"
#include "components.hpp"
#include "animation.hpp"
#include <fmt/xchar.h>
#include "game_level.hpp"
#include "gui/guecstra.hpp"
#include "events.hpp"

namespace boss {
  using namespace guecs;
  using namespace DinkyECS;

  UI::UI(shared_ptr<World> world, Entity boss_id, Entity player_id) :
    $world(world),
    $boss_id(boss_id),
    $player_id(player_id),
    $combat_ui(true),
    $arena(world->get<components::AnimatedScene>($boss_id)),
    $view_texture({BOSS_VIEW_WIDTH, BOSS_VIEW_HEIGHT}),
    $view_sprite($view_texture.getTexture())
  {
    $view_sprite.setPosition({BOSS_VIEW_X, BOSS_VIEW_Y});
  }

  void UI::init() {
    $arena.init();

    $actions.position(0,0, SCREEN_WIDTH-BOSS_VIEW_WIDTH, SCREEN_HEIGHT);
    $actions.layout(
        "[*%(100,400)combat]"
        "[_]"
        "[_]"
        "[_]"
        "[commit]"
        "[*%(100,300)stats]"
        "[_]"
        "[_]");

    auto commit = $actions.entity("commit");
    $actions.set<Rectangle>(commit, {});
    $actions.set<Text>(commit, {L"COMMIT"});
    $actions.set<Effect>(commit, {});
    $actions.set<Clickable>(commit,
        guecs::make_action(commit, game::Event::COMBAT_START, {}));

    auto stats = $actions.entity("stats");
    $actions.set<Rectangle>(stats, {});

    update_stats();

    $actions.init();

    auto& cell = $actions.cell_for("combat");
    $combat_ui.init(cell.x, cell.y, cell.w, cell.h);
  }

  void UI::update_stats() {
    auto& player_combat = $world->get<components::Combat>($player_id);
    auto& boss_combat = $world->get<components::Combat>($boss_id);

    std::wstring status = fmt::format(
          L"--PLAYER--\nHP:{}/{}\nAP:{}/{}\n\n--BOSS--\nHP:{}/{}\nAP:{}/{}\n----\n",
          player_combat.hp, player_combat.max_hp,
          player_combat.ap, player_combat.max_ap,
          boss_combat.hp, boss_combat.max_hp,
          boss_combat.ap, boss_combat.max_ap);

    $actions.show_text("stats", status);
  }

  void UI::set_window(sf::RenderWindow* window) {
    $window = window;
  }

  void UI::render() {
    $actions.render(*$window);
    $combat_ui.render(*$window);

    $arena.render($view_texture);
    $view_texture.display();
    $window->draw($view_sprite);
  }

  bool UI::mouse(float x, float y, Modifiers mods) {
    // BUG: arena is getting the _window_ coordinates, not the rendertexture
    return $combat_ui.mouse(x, y, mods)
      || $actions.mouse(x, y, mods) || $arena.mouse(x, y, mods);
  }

  void UI::status(const std::wstring& msg, const std::wstring &button_msg) {
    $arena.$ui.show_text("status", msg);
    $actions.show_text("commit", button_msg);
  }

  void UI::move_actor(const std::string& actor, const std::string& cell_name) {
    $arena.move_actor(actor, cell_name);
  }

  void UI::animate_actor(const std::string& actor) {
    $arena.animate_actor(actor);
  }

  void UI::play_animations() {
    $arena.play_animations();
  }

  void UI::damage(const string& actor, const std::string& target, int amount) {
    if(amount > 0) {
      $arena.attach_text(target, fmt::format("{}", amount));
      $arena.apply_effect(actor, "flame");
      fmt::println("CAMERA zooming by 0.7 to {}", target);
      $arena.zoom(target, 0.8f);
    } else {
      $arena.attach_text(actor, "MISSED");
    }
  }

  void UI::reset_camera() {
    $arena.reset($view_texture);
  }
}