package com.fdkankan.scene.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.util.ObjUtil;
import cn.hutool.core.util.ObjectUtil;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fdkankan.model.constants.UploadFilePath;
import com.fdkankan.model.utils.ComputerUtil;
import com.fdkankan.scene.constant.CmdConstant;
import com.fdkankan.scene.constant.DetectType;
import com.fdkankan.scene.entity.SceneMarkShape;
import com.fdkankan.scene.oss.OssUtil;
import com.fdkankan.scene.service.FloorplanAiService;
import com.fdkankan.scene.service.ISceneMarkShapeService;
import com.fdkankan.scene.util.CmdUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.*;

@Slf4j
@Service
public class FloorplanAiServiceImpl implements FloorplanAiService {

    @Autowired
    private ISceneMarkShapeService sceneMarkShapeService;
    @Resource
    private OssUtil ossUtil;

    @Override
    public LinkedHashMap<Integer, Boolean> detFloorplan(String path) throws Exception {
        LinkedHashMap<Integer, Boolean> result = new LinkedHashMap<>();
        String workDir = path + "/detFloorplan/";
        if(FileUtil.exist(workDir)){
            FileUtil.del(workDir);
        }
        String infoJsonPath = path + "/results/floorplan/info.json";
        if(!FileUtil.exist(infoJsonPath)){
            return result;
        }

        JSONObject infoObj = JSON.parseObject(FileUtil.readUtf8String(infoJsonPath));
        JSONArray floors = infoObj.getJSONArray("floors");
        if(CollUtil.isEmpty(floors)){
            return result;
        }
        for (Object o : floors) {
            JSONObject floor = (JSONObject) o;
            Integer subgroup = floor.getInteger("subgroup");
            String detectPath = workDir + subgroup + "/detect.json";
            String floorKeyPath = path + "/results/floorplan/floor_" + subgroup + ".png";
            String parent = FileUtil.getParent(detectPath, 1);
            FileUtil.mkdir(parent);
            result.put(subgroup, false);
            if(!FileUtil.exist(floorKeyPath)){
                continue;
            }
            String cmd = CmdConstant.LAYOUT_DETECT;
            cmd = cmd.replace("@in", floorKeyPath);
            cmd = cmd.replace("@out", detectPath);
            CmdUtils.callLineWin(cmd, 50);
            if (ComputerUtil.checkComputeCompleted(detectPath,5, 500)) {
                result.put(subgroup, true);
            }
        }

        return result;
    }

    @Override
    public boolean detFloorPlanAi(String num, String path, LinkedHashMap<Integer, Boolean> detFloorplan, String bucket) throws IOException {

        try {
            String aiJsonKey = String.format(UploadFilePath.DATA_VIEW_PATH, num) + "floorplan/ai.json";
            //先清空历史数据,因为数据格式改动很多个版本，已经无法按照规律进行过滤删除，所以这里先删除历史数据，而后再根据算法生成去插入数据
            sceneMarkShapeService.remove(new LambdaQueryWrapper<SceneMarkShape>().eq(SceneMarkShape::getNum, num).eq(SceneMarkShape::getType, DetectType.PLAN.getCode()));
            if(ossUtil.doesObjectExist(bucket, aiJsonKey)){
                ossUtil.deleteObject(bucket, aiJsonKey);
            }
            if(CollUtil.isEmpty(detFloorplan)){
                return false;
            }
            boolean hasFloorplanAi = false;
            String workDir = path + "/detFloorplan/";
            for (Integer subgroup : detFloorplan.keySet()) {
                Boolean yes = detFloorplan.get(subgroup);
                SceneMarkShape sceneMarkShape = null;
                if(yes){
                    String detectPath = workDir + subgroup + "/detect.json";
                    sceneMarkShape = sceneMarkShapeService.readDetectJson(detectPath);
                }
                if (ObjUtil.isNull(sceneMarkShape)){
                    sceneMarkShape = new SceneMarkShape();
                    String infoJsonPath = path + "/results/floorplan/info.json";
                    JSONObject infoObj = JSON.parseObject(FileUtil.readUtf8String(infoJsonPath));
                    JSONArray floors = infoObj.getJSONArray("floors");
                    for (Object floor : floors) {
                        JSONObject floorObj = (JSONObject)floor;
                        Integer group = floorObj.getInteger("subgroup");
                        if(!subgroup.equals(group)){
                            continue;
                        }
                        JSONObject resolution = floorObj.getJSONObject("resolution");
                        sceneMarkShape.setImageWidth(resolution.getInteger("width"));
                        sceneMarkShape.setImageHeight(resolution.getInteger("height"));
                    }
                }
                if(Objects.isNull(sceneMarkShape.getShapes())){
                    sceneMarkShape.setShapes(new ArrayList<>());
                }
                sceneMarkShape.setNum(num);
                sceneMarkShape.setCreateTime(new Date());
                sceneMarkShape.setType(DetectType.PLAN.getCode());
                sceneMarkShapeService.save(sceneMarkShape);
                if(CollUtil.isNotEmpty(sceneMarkShape.getShapes())){
                    hasFloorplanAi = true;
                }
            }

            List<SceneMarkShape> sceneMarkShapes = sceneMarkShapeService.findByNumAndType(num, DetectType.PLAN.getCode());
            for (SceneMarkShape ms : sceneMarkShapes) {
                if (ObjectUtil.isNotEmpty(ms.getShapes())){
                    for (JSONObject s : ms.getShapes()) {
                        String category = s.getString("category");
                        if (category.contains("Tag_")){
                            s.put("category","Tag");
                        }
                    }
                }
            }

            ossUtil.uploadFileBytes(bucket, aiJsonKey, JSON.toJSONString(sceneMarkShapes).getBytes(StandardCharsets.UTF_8));
            return hasFloorplanAi;
        }catch (Exception e){
            log.error("平面图ai识别处理报错", e);
            return false;
        }finally {
//            FileUtil.del(workDir);
        }
    }
}