adapt csv import/export for non geographical features

src/views/FeatureType/FeatureTypeDetail.vue

@@ -222,7 +222,7 @@
                   GeoJSON
                 </option>
                 <option
-                  v-if="structure.geom_type === 'point'"
+                  v-if="structure.geom_type === 'point' || structure.geom_type === 'none'"
                   value="CSV"
                 >
                   CSV
@@ -679,12 +679,22 @@ export default {
       // Parse the CSV string into rows
       const rows = parseCSV(csvString, delimiter);
 
-      // Extract headers and check for required fields 'lat' and 'lon'
+      // Extract headers
       const headers = rows.shift();
-      if (!headers.includes('lat') || !headers.includes('lon')) {
-        this.importError = 'Les champs obligatoires "lat" et "lon" sont absents.';
-        return false;
-      }
+      if (this.structure.geom_type !== 'none') {
+        // Check for required fields 'lat' and 'lon' in headers
+        if (!headers.includes('lat') || !headers.includes('lon')) {
+          this.importError = 'Les champs obligatoires "lat" et "lon" sont absents des headers.';
+          return false;
+        }
+        // Verify the presence and validity of coordinate values
+        const hasCoordValues = checkLonLatValues(headers, rows);
+        if (!hasCoordValues) {
+          this.importError = 'Les valeurs de "lon" et "lat" ne sont pas valides ou absentes.';
+          return false;
+        }
+
+      } 
 
       // Ensure there are data rows after the headers
       if (rows.length === 0) {
@@ -698,13 +708,6 @@ export default {
         return false;
       }
 
-      // Verify the presence and validity of coordinate values
-      const hasCoordValues = checkLonLatValues(headers, rows);
-      if (!hasCoordValues) {
-        this.importError = 'Les valeurs de "lon" et "lat" ne sont pas valides.';
-        return false;
-      }
-
       // Convert the CSV string to a JSON object for further processing
       const jsonFromCsv = await csv({ delimiter }).fromString(csvString);
 

src/views/FeatureType/FeatureTypeEdit.vue

@@ -551,6 +551,7 @@ export default {
           this.loading = false;
         });
     },
+
     postCSVFeatures(feature_type_slug) {
       this.$store
         .dispatch('feature-type/SEND_FEATURES_FROM_CSV', {