package com.pubgm.assist.scripts;

import org.json.JSONObject;
import org.json.JSONArray;
import java.io.*;
import java.util.*;

public class AimAssistManager {
    private static AimAssistManager instance;
    private JSONObject config;
    private List<Target> currentTargets;
    private boolean isEnabled;
    private LeftSideTracker leftTracker;
    
    // 批量生产的目标容器
    private Map<String, AimProfile> aimProfiles;
    
    public static AimAssistManager getInstance() {
        if (instance == null) {
            instance = new AimAssistManager();
        }
        return instance;
    }
    
    private AimAssistManager() {
        loadConfiguration();
        initializeComponents();
    }
    
    private void loadConfiguration() {
        try {
            String configPath = "/storage/emulated/0/Android/data/com.tencent.tmgp.pubgmhd/files/UE4Game/ShadowTrackerExtra/ShadowTrackerExtra/Saved/Config/aim_assist.json";
            File configFile = new File(configPath);
            BufferedReader reader = new BufferedReader(new FileReader(configFile));
            StringBuilder content = new StringBuilder();
            String line;
            
            while ((line = reader.readLine()) != null) {
                content.append(line);
            }
            reader.close();
            
            config = new JSONObject(content.toString());
            loadAimProfiles();
            
        } catch (Exception e) {
            System.err.println("Failed to load aim assist configuration: " + e.getMessage());
            config = getDefaultConfig();
        }
    }
    
    private void loadAimProfiles() {
        aimProfiles = new HashMap<>();
        JSONArray profiles = config.getJSONObject("batchProduction").getJSONArray("profiles");
        
        for (int i = 0; i < profiles.length(); i++) {
            JSONObject profile = profiles.getJSONObject(i);
            AimProfile aimProfile = new AimProfile(
                profile.getString("id"),
                profile.getString("name"),
                profile.getDouble("leftOffsetX"),
                profile.getDouble("strength"),
                profile.getDouble("smoothingFactor")
            );
            aimProfiles.put(aimProfile.getId(), aimProfile);
        }
    }
    
    private JSONObject getDefaultConfig() {
        // 返回默认配置
        return new JSONObject("{\"aimAssistConfig\":{\"basic\":{\"enabled\":true}}}");
    }
    
    private void initializeComponents() {
        currentTargets = new ArrayList<>();
        leftTracker = new LeftSideTracker();
        isEnabled = config.getJSONObject("aimAssistConfig")
                         .getJSONObject("basic")
                         .getBoolean("enabled");
    }
    
    /**
     * 批量处理目标 - 左侧跟随模式
     */
    public void processTargetsBatch(List<Target> targets, String activeProfile) {
        if (!isEnabled || targets.isEmpty()) return;
        
        AimProfile profile = aimProfiles.get(activeProfile);
        if (profile == null) {
            profile = aimProfiles.get("profile_balanced");
        }
        
        // 按优先级排序目标
        List<Target> sortedTargets = sortTargetsByPriority(targets);
        
        // 批量处理前N个目标
        int maxTargets = config.getJSONObject("aimAssistConfig")
                              .getJSONObject("targeting")
                              .getInt("maxTargets");
                              
        for (int i = 0; i < Math.min(sortedTargets.size(), maxTargets); i++) {
            Target target = sortedTargets.get(i);
            applyLeftSideTracking(target, profile);
        }
    }
    
    /**
     * 应用左侧跟随算法
     */
    private void applyLeftSideTracking(Target target, AimProfile profile) {
        Vector3 targetPosition = target.getPosition();
        Vector3 playerPosition = getPlayerPosition();
        Vector3 playerLeftSide = calculateLeftSidePosition(playerPosition);
        
        // 计算左侧偏移后的目标位置
        Vector3 adjustedPosition = leftTracker.calculateLeftAdjustedPosition(
            targetPosition, 
            playerLeftSide,
            profile.getLeftOffsetX()
        );
        
        // 应用平滑和预测
        Vector3 finalPosition = leftTracker.applySmoothingAndPrediction(
            adjustedPosition,
            target.getVelocity(),
            profile.getSmoothingFactor()
        );
        
        // 执行瞄准辅助
        executeAimAssist(finalPosition, profile.getStrength());
    }
    
    /**
     * 按优先级排序目标
     */
    private List<Target> sortTargetsByPriority(List<Target> targets) {
        targets.sort((t1, t2) -> {
            // 优先级: 距离 > 威胁等级 > 生命值
            double dist1 = calculateDistance(t1);
            double dist2 = calculateDistance(t2);
            
            if (dist1 != dist2) {
                return Double.compare(dist1, dist2);
            }
            
            int threat1 = t1.getThreatLevel();
            int threat2 = t2.getThreatLevel();
            if (threat1 != threat2) {
                return Integer.compare(threat2, threat1);
            }
            
            return Integer.compare(t1.getHealth(), t2.getHealth());
        });
        
        return targets;
    }
    
    private double calculateDistance(Target target) {
        Vector3 playerPos = getPlayerPosition();
        Vector3 targetPos = target.getPosition();
        return Math.sqrt(
            Math.pow(targetPos.x - playerPos.x, 2) +
            Math.pow(targetPos.y - playerPos.y, 2) +
            Math.pow(targetPos.z - playerPos.z, 2)
        );
    }
    
    // 其他必要的方法...
    private Vector3 getPlayerPosition() {
        // 从游戏内存获取玩家位置
        return new Vector3(0, 0, 0);
    }
    
    private Vector3 calculateLeftSidePosition(Vector3 playerPosition) {
        // 计算玩家左侧位置
        return new Vector3(
            playerPosition.x - 1.0,
            playerPosition.y,
            playerPosition.z
        );
    }
    
    private void executeAimAssist(Vector3 position, double strength) {
        // 执行实际的瞄准辅助逻辑
        System.out.println("Applying left-side aim assist to position: " + position);
    }
    
    // 内部类
    class AimProfile {
        private String id;
        private String name;
        private double leftOffsetX;
        private double strength;
        private double smoothingFactor;
        
        public AimProfile(String id, String name, double leftOffsetX, double strength, double smoothingFactor) {
            this.id = id;
            this.name = name;
            this.leftOffsetX = leftOffsetX;
            this.strength = strength;
            this.smoothingFactor = smoothingFactor;
        }
        
        // Getters
        public String getId() { return id; }
        public String getName() { return name; }
        public double getLeftOffsetX() { return leftOffsetX; }
        public double getStrength() { return strength; }
        public double getSmoothingFactor() { return smoothingFactor; }
    }
}