add: write divided map to file

server/map/get_relation.py

@@ -4,7 +4,7 @@ from shapely.ops import linemerge, unary_union, polygonize
 import matplotlib.pyplot as plt
 import random
 import json
-import numpy as np
+import os
 
 polygon_min_x = None  # The left most point of the entire polygon
 
@@ -59,7 +59,6 @@ def get_relation(self, body_of_water: str):  # NB: implement body_of_water
     self.wfile.write(json.dumps(tiles_json).encode('utf-8'))
 
 
-
 def create_grid(poly: Polygon, cell_size):
     # Retrieve bounds of the entire polygon
     bounds = poly.bounds
@@ -98,3 +97,20 @@ def combine_grid_with_poly(polygon, grid):
             intersecting_tiles.append(intersection)
 
     return intersecting_tiles
+
+
+def write_json_to_file(path: str, file_name: str, json_data: dict):
+    print("Writing to file...")
+    if not os.path.exists(path):
+        raise Exception("Directory from path does not exist")
+
+    with open(path + '/' + file_name, 'w') as f:
+        json.dump(json_data, f)
+
+
+'''
+def get_divided_map(file_name):
+    geo_data = gpd.read_file("server/map/mjosa.geojson")
+    polygon_data = geo_data[geo_data['geometry'].geom_type == 'Polygon']
+    polygons = [Polygon(polygon.exterior) for polygon in polygon_data['geometry']]
+'''