From 0890b7861feae74bdcfd1851e577db6b9f31d484 Mon Sep 17 00:00:00 2001
From: xingjinshuang <xingjs@qq.com>
Date: 星期四, 20 二月 2025 14:40:39 +0800
Subject: [PATCH] @xingjs@20250220@添加处理sww相关接口类

---
 src/main/java/com/se/simu/service/WaterService.java |  185 ++++++++++++++++++++++++++++++---------------
 1 files changed, 123 insertions(+), 62 deletions(-)

diff --git a/src/main/java/com/se/simu/service/WaterService.java b/src/main/java/com/se/simu/service/WaterService.java
index 7d6061a..46c7c96 100644
--- a/src/main/java/com/se/simu/service/WaterService.java
+++ b/src/main/java/com/se/simu/service/WaterService.java
@@ -1,32 +1,29 @@
 package com.se.simu.service;
 
+import cn.hutool.core.io.FileUtil;
 import cn.hutool.json.JSONUtil;
 import com.se.simu.config.PropertiesConfig;
 import com.se.simu.domain.po.DataPo;
+import com.se.simu.domain.po.PondingPo;
 import com.se.simu.domain.po.SimuPo;
 import com.se.simu.domain.vo.*;
 import com.se.simu.helper.GdalHelper;
+import com.se.simu.helper.StringHelper;
 import lombok.extern.slf4j.Slf4j;
 import org.gdal.gdal.Dataset;
 import org.gdal.gdal.gdal;
 import org.gdal.gdalconst.gdalconst;
+import org.gdal.ogr.*;
 import org.gdal.osr.SpatialReference;
-import org.gdal.osr.osr;
 import org.springframework.stereotype.Service;
+import org.springframework.util.CollectionUtils;
 
 import javax.annotation.Resource;
 import java.io.File;
 import java.io.FileInputStream;
-import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
+import java.util.stream.Collectors;
 
-/**
- * 鍐呮稘鏈嶅姟绫�
- *
- * @author WWW
- * @date   2024-07-16
- */
 @Slf4j
 @Service
 @SuppressWarnings("ALL")
@@ -34,9 +31,6 @@
     @Resource
     PropertiesConfig config;
 
-    /**
-     * 鑾峰彇鍏冩暟鎹俊鎭�
-     */
     public byte[] getson(String serviceName, String json) {
         try {
             String filePath = config.getOutPath() + File.separator + serviceName + File.separator + json;
@@ -59,57 +53,22 @@
         }
     }
 
-    /**
-     * 鑾峰彇鍦板舰楂樺害鍥�
-     */
     public String getTerraMap(String serviceName, Integer width, Integer height) {
         return config.getOutPath() + File.separator + serviceName + File.separator + "terrain" + File.separator + width + "_" + height + ".png";
     }
 
-    /**
-     * 鑾峰彇姘撮潰楂樺害鍥�
-     */
     public String getWaterMap(String serviceName, Integer width, Integer height, Long timestamp) {
         return config.getOutPath() + File.separator + serviceName + File.separator + "waters" + File.separator + timestamp + File.separator + width + "_" + height + ".png";
     }
 
-    /**
-     * 鑾峰彇姘存祦鍚戞祦閫熷浘
-     */
     public String getFlowMap(String serviceName, Integer width, Integer height, Long timestamp) {
         return config.getOutPath() + File.separator + serviceName + File.separator + "flows" + File.separator + timestamp + File.separator + width + "_" + height + ".png";
     }
 
-    /**
-     * 鑾峰彇鍥惧眰 *
-     */
-    public Layer getLayer(String serviceName) {
-        Layer layer = new Layer();
-        layer.setVersion(config.getVer());
-        layer.setDuration(new Duration(1719812810225L, 1719812810225L));
-        layer.setExtension(new Extension(2.11062743358, 0.53812160220, 2.11070827834, 0.53819799453, 1.151, 38.83));
-
-        List<Integer[]> sizes = new ArrayList<>();
-        sizes.add(new Integer[]{64, 64});
-        sizes.add(new Integer[]{128, 128});
-        sizes.add(new Integer[]{256, 256});
-        sizes.add(new Integer[]{512, 512});
-        sizes.add(new Integer[]{1024, 1024});
-        sizes.add(new Integer[]{2048, 2048});
-        layer.setTerrain(new Terrain(sizes));
-
-        List<Long> data = new ArrayList<>(Arrays.asList(1719812812225L, 1719812812225L, 1719812812225L, 1719812812225L, 1719812812225L, 1719812812225L));
-        layer.setWaters(new Water(data));
-
-        return layer;
-    }
-
-    /**
-     * 鏍规嵁鍧愭爣鏌ヨ绉按娣卞害:gdalconst.GA_Update
-     */
     public Double getWaterHeight(SimuPo simu, double x, double y, Long timestamp) {
         String filePath = config.getOutPath() + File.separator + simu.getServiceName() + File.separator + "waters"
                 + File.separator + timestamp + File.separator + "water.tif";
+        if (!FileUtil.exist(filePath)) return null;
 
         Dataset ds = null;
         try {
@@ -144,23 +103,10 @@
     private SpatialReference getSpatialRef(SimuPo simu) {
         DataPo data = JSONUtil.toBean(simu.getData(), DataPo.class);
 
-        SpatialReference sr = new SpatialReference();
-        sr.ImportFromEPSG(data.getEpsg());
-        sr.SetAxisMappingStrategy(osr.OAMS_TRADITIONAL_GIS_ORDER);
-
-        return sr;
+        return data.getSpatialReference();
     }
 
-    /**
-     * 灏嗗湴鍥惧潗鏍囪浆鎹负鏍呮牸鍍忕礌鍧愭爣
-     *
-     * @param gt 浠垮皠鍙樻崲鍙傛暟
-     * @param x  妯潗鏍�
-     * @param y  绾靛潗鏍�
-     * @return 鍍忕礌鍧愭爣
-     */
     public int[] coordinates2ColRow(double[] gt, double x, double y) {
-        // 鍚戜笅鍙栨暣,濡傛灉鍚戜笂鍙栨暣浼氬鑷磋绠楃粨鏋滃亸澶э紝浠庤�屽湪鍚庨潰璇诲彇鍒伴偦杩戝儚鍏冪殑鏁版嵁
         //Double col = Math.floor(((y - gt[3]) * gt[1] - (x - gt[0]) * gt[4]) / (gt[5] * gt[1] - gt[2] * gt[4]));
         Double col = Math.floor((y * gt[1] - x * gt[4] + gt[0] * gt[4] - gt[3] * gt[1]) / (gt[5] * gt[1] - gt[2] * gt[4]));
         Double row = Math.floor((x - gt[0] - col * gt[2]) / gt[1]);
@@ -171,4 +117,119 @@
     public static boolean isValid(double val) {
         return !Double.isNaN(val) && val > Integer.MIN_VALUE;
     }
+
+    public Double getWaterArea(SimuPo simu, double x, double y, Long timestamp) {
+        List<PondingPo> list = readWaterJson(simu.getServiceName(), timestamp);
+        if (CollectionUtils.isEmpty(list)) return null;
+
+        //DataPo data = JSONUtil.toBean(simu.getData(), DataPo.class);
+        //SpatialReference sr = GdalHelper.createSpatialReference(data.getEpsg());
+
+        Geometry p = new Geometry(ogr.wkbPoint);
+        p.AddPoint_2D(x, y);
+        p.AssignSpatialReference(GdalHelper.SR4326);
+
+        for (PondingPo po : list) {
+            if (StringHelper.isEmpty(po.getPolygon())) continue;
+
+            Geometry polygon = Geometry.CreateFromWkt(po.getPolygon());
+            polygon.AssignSpatialReference(GdalHelper.SR4326);
+            if (polygon.Contains(p)) {
+                return po.getArea();
+            }
+        }
+
+        return null;
+    }
+
+    private List<PondingPo> readWaterJson(String serviceName, Long timestamp) {
+        String filePath = config.getOutPath() + File.separator + serviceName + File.separator + "waters" + File.separator + timestamp + File.separator + "water.json";
+        String json = getText(filePath);
+        if (StringHelper.isEmpty(json)) {
+            return null;
+        }
+
+        return JSONUtil.toList(json, PondingPo.class);
+    }
+
+    public Double getWaterArea2(SimuPo simu, double x, double y, Long timestamp) {
+        String filePath = config.getOutPath() + File.separator + simu.getServiceName() + File.separator + "waters"
+                + File.separator + timestamp + File.separator + "water.geojson";
+        if (!FileUtil.exist(filePath)) return null;
+
+        Driver driver = null;
+        DataSource dataSource = null;
+        org.gdal.ogr.Layer layer = null;
+        try {
+            driver = ogr.GetDriverByName("GeoJSON");
+            if (null == driver) return null;
+
+            DataSource ds = driver.Open(filePath);
+            if (null == ds) return null;
+
+            layer = ds.GetLayer(0);
+            double[] xy = GdalHelper.fromWgs84(layer.GetSpatialRef(), x, y);
+
+            Geometry p = new Geometry(ogr.wkbPoint);
+            p.AddPoint_2D(xy[0], xy[1]);
+            p.AssignSpatialReference(layer.GetSpatialRef());
+
+            for (long i = 0, d = layer.GetFeatureCount(); i < d; i++) {
+                Feature f = layer.GetFeature(i);
+                if (f.GetGeometryRef().Intersects(p)) {
+                    /*f.GetFieldAsDouble("val");
+                    Geometry g = f.GetGeometryRef();
+                    GdalHelper.fromWgs84(layer.GetSpatialRef(), g);
+                    Double area= g.GetArea();*/
+
+                    return f.GetGeometryRef().Area();
+                }
+            }
+
+            return null;
+        } catch (Exception ex) {
+            log.error(ex.getMessage(), ex);
+            return null;
+        } finally {
+            GdalHelper.delete(layer, dataSource, driver);
+        }
+    }
+
+    public List<BuildingDepthVo> getBuildingDepthBySeid(String serviceName, String seid) {
+        List<BuildingDepthVo> list = readBuildingJson(serviceName);
+        if (CollectionUtils.isEmpty(list)) return null;
+
+        return list.parallelStream()
+                .filter(b -> seid.equals(b.getId()))
+                .sorted((a, b) -> a.getTimestamp().compareTo(b.getTimestamp()))
+                .collect(Collectors.toList());
+    }
+
+    public List<BuildingDepthVo> getBuildingDepthByTime(String serviceName, Long timestamp) {
+        List<BuildingDepthVo> list = readBuildingJson(serviceName);
+        if (CollectionUtils.isEmpty(list)) {
+            return null;
+        }
+
+        return list.parallelStream().filter(b -> timestamp.equals(b.getTimestamp())).collect(Collectors.toList());
+    }
+
+    private List<BuildingDepthVo> readBuildingJson(String serviceName) {
+        String filePath = config.getOutPath() + File.separator + serviceName + File.separator + "building.json";
+        String json = getText(filePath);
+        if (StringHelper.isEmpty(json)) {
+            return null;
+        }
+
+        return JSONUtil.toList(json, BuildingDepthVo.class);
+    }
+
+    private String getText(String filePath) {
+        File file = new File(filePath);
+        if (!file.exists()) {
+            return null;
+        }
+
+        return FileUtil.readUtf8String(file);
+    }
 }

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