Merge pull request #249 from mapswipe/fix-max-zoomlevel

Fix max zoomlevel

Author: Hagellach37

manager_dashboard/manager_dashboard/create.html

@@ -173,7 +173,7 @@ <h3>Project Type Specific Information</h3>
                           <ul>
                           <li>
                               <label for="zoomLevel">Zoom Level</label>
-                              <input type="number" name="zoomLevel" id="zoomLevel" value="18" min="14" max="24">
+                              <input type="number" name="zoomLevel" id="zoomLevel" value="18" min="14" max="22">
                               <span>We use the Tile Map Service zoom levels. Please check for your area which zoom level is available. For example, Bing imagery is available at zoomlevel 18 for most regions. If you use a custom tile server you may be able to use even higher zoom levels.</span>
                           </li>
                           <li>
@@ -276,7 +276,7 @@ <h3>Project Type Specific Information</h3>
                           <ul>
                           <li>
                               <label for="zoomLevelChangeDetection">Zoom Level</label>
-                              <input type="number" name="zoomLevelChangeDetection" id="zoomLevelChangeDetection" value="18" min="16" max="24">
+                              <input type="number" name="zoomLevelChangeDetection" id="zoomLevelChangeDetection" value="18" min="16" max="22">
                               <span>We use the Tile Map Service zoom levels. Please check for your area which zoom level is available. For example, Bing imagery is available at zoomlevel 18 for most regions. If you use a custom tile server you may be able to use even higher zoom levels.</span>
                           </li>
                           <li>

manager_dashboard/manager_dashboard/js/forms.js

@@ -148,9 +148,9 @@ function openFile(event) {
               // check project size
 
               area = turf.area(feature)/1000000 // area in square kilometers
-              maxArea = (20 - zoomLevel) * (20 - zoomLevel) * 1250
+              maxArea = (23 - zoomLevel) * (23 - zoomLevel) * 200
               console.log('project size: ' + area + ' sqkm')
-              if (area > 5000) {
+              if (area > maxArea) {
                 throw 'project is to large: ' + area + ' sqkm; ' + 'max allowed size for this zoom level: ' + maxArea + ' sqkm'
               }
               info_output.innerHTML += 'Project Size: ' + area + ' sqkm<br>';

mapswipe_workers/mapswipe_workers/project_types/build_area/build_area_project.py

@@ -114,7 +114,13 @@ def validate_geometries(self):
 
             # calculate max area based on zoom level
             # for zoom level 18 this will be 5000 square kilometers
-            max_area = (20 - int(self.zoomLevel)) * (20 - int(self.zoomLevel)) * 1250
+            # max zoom level is 22
+            if self.zoomLevel > 22:
+                raise CustomError(
+                    f"zoom level is to large (max: 22): {self.zoomLevel}."
+                )
+
+            max_area = (23 - int(self.zoomLevel)) * (23 - int(self.zoomLevel)) * 200
 
             if project_area > max_area:
                 logger.warning(

mapswipe_workers/mapswipe_workers/project_types/change_detection/change_detection_project.py

@@ -117,7 +117,13 @@ def validate_geometries(self):
 
             # calculate max area based on zoom level
             # for zoom level 18 this will be 5000 square kilometers
-            max_area = (20 - int(self.zoomLevel)) * (20 - int(self.zoomLevel)) * 1250
+            # max zoom level is 22
+            if self.zoomLevel > 22:
+                raise CustomError(
+                    f"zoom level is to large (max: 22): {self.zoomLevel}."
+                )
+
+            max_area = (23 - int(self.zoomLevel)) * (23 - int(self.zoomLevel)) * 200
 
             if project_area > max_area:
                 logger.warning(