Processing: Reproject a vector layer

packages/base/src/commands.ts

@@ -381,6 +381,18 @@ export function addCommands(
     }
   });
 
+  commands.addCommand(CommandIDs.reproject, {
+    label: trans.__('Reproject'),
+    isEnabled: () => selectedLayerIsOfType(['VectorLayer'], tracker),
+    execute: async () => {
+      await processSelectedLayer(tracker, formSchemaRegistry, 'Reproject', {
+        sqlQueryFn: (layerName, targetSRS) => `${targetSRS}`,
+        gdalFunction: 'ogr2ogr',
+        options: (sqlQuery: string) => ['-f', 'GeoJSON', '-t_srs', sqlQuery]
+      });
+    }
+  });
+
   commands.addCommand(CommandIDs.newGeoJSONEntry, {
     label: trans.__('New GeoJSON layer'),
     isEnabled: () => {

packages/base/src/constants.ts

@@ -38,6 +38,7 @@ export namespace CommandIDs {
   // Processing commands
   export const buffer = 'jupytergis:buffer';
   export const dissolve = 'jupytergis:dissolve';
+  export const reproject = 'jupytergis:reproject';
 
   // Sources only commands
   export const newRasterSource = 'jupytergis:newRasterSource';

packages/base/src/dialogs/ProcessingFormDialog.tsx

@@ -18,7 +18,7 @@ export interface IProcessingFormDialogOptions extends IBaseFormProps {
     parentType: 'dialog' | 'panel'
   ) => void;
   model: IJupyterGISModel;
-  processingType: 'Buffer' | 'Dissolve' | 'Export';
+  processingType: 'Buffer' | 'Dissolve' | 'Export' | 'Reproject';
 }
 
 /**
@@ -52,6 +52,7 @@ const ProcessingFormWrapper = (props: IProcessingFormWrapperProps) => {
       break;
     case 'Buffer':
     case 'Export':
+    case 'Reproject':
     default:
       FormComponent = BaseForm;
   }

packages/base/src/processing.ts

@@ -90,7 +90,7 @@ export type GdalFunctions =
 export async function processSelectedLayer(
   tracker: JupyterGISTracker,
   formSchemaRegistry: IJGISFormSchemaRegistry,
-  processingType: 'Buffer' | 'Dissolve',
+  processingType: 'Buffer' | 'Dissolve' | 'Reproject',
   processingOptions: {
     sqlQueryFn: (layerName: string, param: any) => string;
     gdalFunction: GdalFunctions;
@@ -150,6 +150,9 @@ export async function processSelectedLayer(
     case 'Dissolve':
       processParam = formValues.dissolveField;
       break;
+    case 'Reproject':
+      processParam = formValues.targetCRS;
+      break;
     default:
       console.error(`Unsupported processing type: ${processingType}`);
       return;
@@ -191,7 +194,7 @@ export async function executeSQLProcessing(
   gdalFunction: GdalFunctions,
   options: string[],
   layerNamePrefix: string,
-  processingType: 'Buffer' | 'Dissolve',
+  processingType: 'Buffer' | 'Dissolve' | 'Reproject'
   embedOutputLayer: boolean,
   tracker: JupyterGISTracker,
   app: JupyterFrontEnd

packages/schema/src/schema/processing/reproject.json

@@ -0,0 +1,18 @@
+{
+  "type": "object",
+  "description": "Reproject",
+  "title": "IReproject",
+  "required": ["inputLayer", "targetCRS"],
+  "additionalProperties": false,
+  "properties": {
+    "inputLayer": {
+      "type": "string",
+      "description": "The input layer for reprojection."
+    },
+    "targetCRS": {
+      "type": "string",
+      "default": "EPSG:4326",
+      "description": "The target coordinate reference system (CRS) for reprojection."
+    }
+  }
+}

packages/schema/src/types.ts

@@ -22,6 +22,7 @@ export * from './_interface/project/layers/heatmapLayer';
 // Processing
 export * from './_interface/processing/buffer';
 export * from './_interface/processing/dissolve';
+export * from './_interface/processing/reproject';
 
 // exportLayer
 export * from './_interface/export/exportGeojson';

python/jupytergis_lab/src/index.ts

@@ -199,6 +199,10 @@ const plugin: JupyterFrontEndPlugin<void> = {
       command: CommandIDs.dissolve
     });
 
+    processingSubmenu.addItem({
+      command: CommandIDs.reproject
+    });
+
     app.contextMenu.addItem({
       type: 'submenu',
       selector: '.jp-gis-layerItem',