package com.ygames.ysoccer.match;

import com.ygames.ysoccer.events.WhistleEvent;
import com.ygames.ysoccer.framework.EMath;
import com.ygames.ysoccer.framework.EventManager;
import com.ygames.ysoccer.framework.GLGame;

import static com.ygames.ysoccer.match.Match.AWAY;
import static com.ygames.ysoccer.match.Match.HOME;
import static com.ygames.ysoccer.match.MatchFsm.StateId.KICK_OFF;
import static com.ygames.ysoccer.match.MatchFsm.StateId.MAIN;
import static com.ygames.ysoccer.match.PlayerFsm.Id.STATE_REACH_TARGET;
import static com.ygames.ysoccer.match.PlayerFsm.Id.STATE_STAND_RUN;
import static com.ygames.ysoccer.match.SceneFsm.ActionType.NEW_FOREGROUND;

class MatchStateKickOff extends MatchState {

    private Player kickOffPlayer;
    private boolean isKickingOff;

    MatchStateKickOff(MatchFsm fsm) {
        super(KICK_OFF, fsm);
    }

    @Override
    void setDisplayFlags() {
        scene.clearDisplayFlags();
        scene.displayControlledPlayer = true;
        scene.displayBallOwner = true;
        scene.displayTime = true;
        scene.displayRadar = true;
        scene.displayWindVane = true;
        scene.displayScore = true;
    }

    @Override
    void onResume() {
        super.onResume();

        isKickingOff = false;

        EventManager.publish(new WhistleEvent());

        Team kickOffTeam = scene.team[scene.kickOffTeam];
        kickOffTeam.updateFrameDistance();
        kickOffTeam.findNearest();
        kickOffPlayer = kickOffTeam.near1;
        kickOffPlayer.tx = scene.ball.x - 7 * kickOffPlayer.team.side + 1;
        kickOffPlayer.ty = scene.ball.y + 1;

        if (kickOffTeam.usesAutomaticInputDevice()) {
            kickOffPlayer.inputDevice = kickOffTeam.inputDevice;
        }
    }

    @Override
    void onPause() {
        super.onPause();
        scene.setStartingPositions();
        kickOffPlayer.setState(STATE_REACH_TARGET);
    }

    @Override
    void doActions(float deltaTime) {
        super.doActions(deltaTime);

        boolean move = true;
        float timeLeft = deltaTime;
        while (timeLeft >= GLGame.SUBFRAME_DURATION) {

            if (scene.subframe % GLGame.SUBFRAMES == 0) {
                scene.ball.updatePrediction();
                scene.updateFrameDistance();
                scene.updateAi();
            }

            scene.updateBall();
            move = scene.updatePlayers(true);
            scene.findNearest();

            scene.nextSubframe();

            scene.save();

            scene.camera.update();

            timeLeft -= GLGame.SUBFRAME_DURATION;
        }

        if (!move && !isKickingOff) {
            kickOffPlayer.setState(PlayerFsm.Id.STATE_KICK_OFF);
            isKickingOff = true;
        }
    }

    @Override
    SceneFsm.Action[] checkConditions() {
        if (EMath.dist(scene.ball.x, scene.ball.y, 0, 0) > 10) {
            for (int t = HOME; t <= AWAY; t++) {
                for (int i = 0; i < Const.TEAM_SIZE; i++) {
                    Player player = scene.team[t].lineup.get(i);
                    if (player != kickOffPlayer) {
                        player.setState(STATE_STAND_RUN);
                    }
                }
            }
            return newAction(NEW_FOREGROUND, MAIN);
        }

        return checkCommonConditions();
    }
}