package com.zy.acs.manager.core.service;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zy.acs.common.utils.RedisSupport;
import com.zy.acs.manager.common.domain.AreaShapeDto;
import com.zy.acs.manager.common.domain.MapPointDto;
import com.zy.acs.manager.core.service.astart.CodeNodeType;
import com.zy.acs.manager.core.service.astart.MapDataDispatcher;
import com.zy.acs.manager.manager.entity.Area;
import com.zy.acs.manager.manager.enums.StatusType;
import com.zy.acs.manager.manager.service.AreaService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;

@Slf4j
@Service
public class AreaBootService {

    private final RedisSupport redis = RedisSupport.defaultRedisSupport;

    @Autowired
    private AreaService areaService;
    @Autowired
    private MapDataDispatcher mapDataDispatcher;

    // launcher -------------------------------------------------------

    @EventListener(ApplicationReadyEvent.class)
    public void init() {
        List<Area> areaList = areaService.list(new LambdaQueryWrapper<Area>().eq(Area::getStatus, StatusType.ENABLE.val));
        log.info("areaList: {}", JSON.toJSONString(areaList));

        for (Area area : areaList) {
            AreaShapeDto shapeDto = JSON.parseObject(area.getShapeData(), AreaShapeDto.class);
            MapPointDto start = shapeDto.getStart();
            MapPointDto end = shapeDto.getEnd();

            List<String> codeList = this.findCodesInArea(start, end);
            log.info("codeList: {}", JSON.toJSONString(codeList));

        }

        System.out.println(1);
    }


    public List<String> findCodesInArea(MapPointDto start, MapPointDto end) {
        double minX = Math.min(start.getX(), end.getX());
        double maxX = Math.max(start.getX(), end.getX());
        double minY = Math.min(start.getY(), end.getY());
        double maxY = Math.max(start.getY(), end.getY());

        List<String> codeList = new ArrayList<>();

        String[][] codeMatrix = mapDataDispatcher.getCodeMatrix(MapDataDispatcher.MAP_DEFAULT_LEV);
        Double[][][] cdaMatrix = mapDataDispatcher.getCdaMatrix(MapDataDispatcher.MAP_DEFAULT_LEV);
        int rows = cdaMatrix.length;
        int cols = cdaMatrix[0].length;

        for (int i = 0; i < rows; i++) {
            for (int j = 0; j < cols; j++) {
                Double x = cdaMatrix[i][j][0];
                Double y = cdaMatrix[i][j][1];

                if (x == null || y == null) { continue; }

                if (this.inRect(x, y, minX, maxX, minY, maxY)) {
                    String code = codeMatrix[i][j];
                    if (!CodeNodeType.NONE.val.equals(code)) {
                        codeList.add(code);
                    }
                }

            }
        }

        return codeList;
    }

    private boolean inRect(double x, double y,
                           double minX, double maxX,
                           double minY, double maxY) {
        return x >= minX && x <= maxX && y >= minY && y <= maxY;
    }

}