single file options in excel export

packages/web/src/fileformats/excel.ts

@@ -21,6 +21,32 @@ const excelFormat: FileFormatDefinition = {
       };
     }
   },
+
+  args: [
+    {
+      type: 'checkbox',
+      name: 'singleFile',
+      label: 'Create single file',
+      direction: 'target',
+    },
+  ],
+
+  getDefaultOutputName: (sourceName, values) => {
+    if (values.target_excel_singleFile) {
+      return sourceName;
+    }
+    return null;
+  },
+
+  getOutputParams: (sourceName, values) => {
+    if (values.target_excel_singleFile) {
+      return {
+        sheetName: values[`targetName_${sourceName}`] || sourceName,
+        fileName:'data.xlsx'
+      };
+    }
+    return null;
+  },
 };
 
 export default excelFormat;

packages/web/src/fileformats/types.ts

@@ -14,4 +14,6 @@ export interface FileFormatDefinition {
       [key: string]: any;
     }
   ) => void;
+  getDefaultOutputName?: (sourceName, values) => string;
+  getOutputParams?: (sourceName, values) => any;
 }

packages/web/src/impexp/createImpExpScript.js

@@ -10,7 +10,11 @@ export function getTargetName(source, values) {
   const key = `targetName_${source}`;
   if (values[key]) return values[key];
   const format = findFileFormat(values.targetStorageType);
-  if (format) return `${source}.${format.extension}`;
+  if (format) {
+    const res = format.getDefaultOutputName ? format.getDefaultOutputName(source, values) : null;
+    if (res) return res;
+    return `${source}.${format.extension}`;
+  }
   return source;
 }
 
@@ -113,10 +117,15 @@ function getTargetExpr(sourceName, values, targetConnection, targetDriver) {
   const { targetStorageType } = values;
   const format = findFileFormat(targetStorageType);
   if (format && format.writerFunc) {
+    const outputParams = format.getOutputParams && format.getOutputParams(sourceName, values);
     return [
       format.writerFunc,
       {
+        ...(outputParams
+          ? outputParams
+          : {
               fileName: getTargetName(sourceName, values),
+            }),
         ...extractApiParameters(values, 'target', format),
       },
     ];