import BattleScene from "../../battle-scene";
import SettingsGamepadUiHandler from "../../ui/settings/settings-gamepad-ui-handler";
import {Mode} from "../../ui/ui";
import {truncateString} from "../../utils";
import {Button} from "../../enums/buttons";
import {SettingKeyboard} from "#app/system/settings/settings-keyboard";

export enum SettingGamepad {
    Controller = "CONTROLLER",
    Gamepad_Support = "GAMEPAD_SUPPORT",
    Button_Up = "BUTTON_UP",
    Button_Down = "BUTTON_DOWN",
    Button_Left = "BUTTON_LEFT",
    Button_Right = "BUTTON_RIGHT",
    Button_Action = "BUTTON_ACTION",
    Button_Cancel = "BUTTON_CANCEL",
    Button_Menu = "BUTTON_MENU",
    Button_Stats = "BUTTON_STATS",
    Button_Cycle_Form = "BUTTON_CYCLE_FORM",
    Button_Cycle_Shiny = "BUTTON_CYCLE_SHINY",
    Button_Cycle_Gender = "BUTTON_CYCLE_GENDER",
    Button_Cycle_Ability = "BUTTON_CYCLE_ABILITY",
    Button_Cycle_Nature = "BUTTON_CYCLE_NATURE",
    Button_Cycle_Variant = "BUTTON_CYCLE_VARIANT",
    Button_Speed_Up = "BUTTON_SPEED_UP",
    Button_Slow_Down = "BUTTON_SLOW_DOWN",
    Button_Submit = "BUTTON_SUBMIT",
}

const pressAction = "Press action to assign";

export const settingGamepadOptions = {
  [SettingGamepad.Controller]: ["Default", "Change"],
  [SettingGamepad.Gamepad_Support]: ["Auto", "Disabled"],
  [SettingGamepad.Button_Up]: [`KEY ${Button.UP.toString()}`, pressAction],
  [SettingGamepad.Button_Down]: [`KEY ${Button.DOWN.toString()}`, pressAction],
  [SettingGamepad.Button_Left]: [`KEY ${Button.LEFT.toString()}`, pressAction],
  [SettingGamepad.Button_Right]: [`KEY ${Button.RIGHT.toString()}`, pressAction],
  [SettingGamepad.Button_Action]: [`KEY ${Button.ACTION.toString()}`, pressAction],
  [SettingGamepad.Button_Cancel]: [`KEY ${Button.CANCEL.toString()}`, pressAction],
  [SettingGamepad.Button_Menu]: [`KEY ${Button.MENU.toString()}`, pressAction],
  [SettingGamepad.Button_Stats]: [`KEY ${Button.STATS.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Form]: [`KEY ${Button.CYCLE_FORM.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Shiny]: [`KEY ${Button.CYCLE_SHINY.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Gender]: [`KEY ${Button.CYCLE_GENDER.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Ability]: [`KEY ${Button.CYCLE_ABILITY.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Nature]: [`KEY ${Button.CYCLE_NATURE.toString()}`, pressAction],
  [SettingGamepad.Button_Cycle_Variant]: [`KEY ${Button.V.toString()}`, pressAction],
  [SettingGamepad.Button_Speed_Up]: [`KEY ${Button.SPEED_UP.toString()}`, pressAction],
  [SettingGamepad.Button_Slow_Down]: [`KEY ${Button.SLOW_DOWN.toString()}`, pressAction],
  [SettingGamepad.Button_Submit]: [`KEY ${Button.SUBMIT.toString()}`, pressAction],
};

export const settingGamepadDefaults = {
  [SettingGamepad.Controller]: 0,
  [SettingGamepad.Gamepad_Support]: 0,
  [SettingGamepad.Button_Up]: 0,
  [SettingGamepad.Button_Down]: 0,
  [SettingGamepad.Button_Left]: 0,
  [SettingGamepad.Button_Right]: 0,
  [SettingGamepad.Button_Action]: 0,
  [SettingGamepad.Button_Cancel]: 0,
  [SettingGamepad.Button_Menu]: 0,
  [SettingGamepad.Button_Stats]: 0,
  [SettingGamepad.Button_Cycle_Form]: 0,
  [SettingGamepad.Button_Cycle_Shiny]: 0,
  [SettingGamepad.Button_Cycle_Gender]: 0,
  [SettingGamepad.Button_Cycle_Ability]: 0,
  [SettingGamepad.Button_Cycle_Nature]: 0,
  [SettingGamepad.Button_Cycle_Variant]: 0,
  [SettingGamepad.Button_Speed_Up]: 0,
  [SettingGamepad.Button_Slow_Down]: 0,
  [SettingGamepad.Button_Submit]: 0,
};

export const settingGamepadBlackList = [
  SettingKeyboard.Button_Up,
  SettingKeyboard.Button_Down,
  SettingKeyboard.Button_Left,
  SettingKeyboard.Button_Right,
];

export function setSettingGamepad(scene: BattleScene, setting: SettingGamepad, value: integer): boolean {
  switch (setting) {
  case SettingGamepad.Gamepad_Support:
    // if we change the value of the gamepad support, we call a method in the inputController to
    // activate or deactivate the controller listener
    scene.inputController.setGamepadSupport(settingGamepadOptions[setting][value] !== "Disabled");
    break;
  case SettingGamepad.Button_Action:
  case SettingGamepad.Button_Cancel:
  case SettingGamepad.Button_Menu:
  case SettingGamepad.Button_Stats:
  case SettingGamepad.Button_Cycle_Shiny:
  case SettingGamepad.Button_Cycle_Form:
  case SettingGamepad.Button_Cycle_Gender:
  case SettingGamepad.Button_Cycle_Ability:
  case SettingGamepad.Button_Cycle_Nature:
  case SettingGamepad.Button_Cycle_Variant:
  case SettingGamepad.Button_Speed_Up:
  case SettingGamepad.Button_Slow_Down:
  case SettingGamepad.Button_Submit:
    if (value) {
      if (scene.ui) {
        const cancelHandler = (success: boolean = false) : boolean => {
          scene.ui.revertMode();
          (scene.ui.getHandler() as SettingsGamepadUiHandler).updateBindings();
          return success;
        };
        scene.ui.setOverlayMode(Mode.GAMEPAD_BINDING, {
          target: setting,
          cancelHandler: cancelHandler,
        });
      }
    }
    break;
  case SettingGamepad.Controller:
    if (value) {
      const gp = scene.inputController.getGamepadsName();
      if (scene.ui && gp) {
        const cancelHandler = () => {
          scene.ui.revertMode();
          (scene.ui.getHandler() as SettingsGamepadUiHandler).setOptionCursor(Object.values(SettingGamepad).indexOf(SettingGamepad.Controller), 0, true);
          (scene.ui.getHandler() as SettingsGamepadUiHandler).updateBindings();
          return false;
        };
        const changeGamepadHandler = (gamepad: string) => {
          scene.inputController.setChosenGamepad(gamepad);
          cancelHandler();
          return true;
        };
        scene.ui.setOverlayMode(Mode.OPTION_SELECT, {
          options: [...gp.map((g: string) => ({
            label: truncateString(g, 30), // Truncate the gamepad name for display
            handler: () => changeGamepadHandler(g)
          })), {
            label: "Cancel",
            handler: cancelHandler,
          }]
        });
        return false;
      }
    }
    break;
  }

  return true;
}