improved "upload asset":

- input workspace_id is not required anymore
- two new options: `Replace existing file` and `Append to column`

packages/nodes-base/nodes/SeaTable/v2/actions/asset/upload/description.ts

@@ -55,25 +55,6 @@ export const assetUploadDescription: AssetProperties = [
 		},
 		default: '',
 	},
-	{
-		displayName: 'Workspace ID',
-		name: 'workspaceId',
-		type: 'number',
-		typeOptions: {
-			minValue: 1,
-			numberStepSize: 1,
-		},
-		required: true,
-		displayOptions: {
-			show: {
-				resource: ['asset'],
-				operation: ['upload'],
-			},
-		},
-		default: '',
-		description:
-			'How to get the workspace ID: https://seatable.io/docs/arbeiten-mit-gruppen/workspace-id-einer-gruppe-ermitteln/?lang=auto',
-	},
 	{
 		displayName: 'Property Name',
 		name: 'dataPropertyName',
@@ -88,17 +69,32 @@ export const assetUploadDescription: AssetProperties = [
 		},
 		description: 'Name of the binary property which contains the data for the file to be written',
 	},
-	/*{
+	{
-		displayName: 'Replace',
+		displayName: 'Replace existing file',
 		name: 'replace',
 		type: 'boolean',
-		default: false,
+		default: true,
 		displayOptions: {
 			show: {
 				resource: ['asset'],
 				operation: ['upload'],
 			},
 		},
-		description: 'Replace existing file if the file/image already exists with same name.',
+		description:
-	},*/
+			'Replace existing asset with the same name. Otherwise a new version with another name (numeral in parentheses) will be uploaded.',
+	},
+	{
+		displayName: 'Append to column',
+		name: 'append',
+		type: 'boolean',
+		default: true,
+		displayOptions: {
+			show: {
+				resource: ['asset'],
+				operation: ['upload'],
+			},
+		},
+		description:
+			'Keep existing files/images in the column and append the new asset. Otherwise the existing files/images are remove from the column.',
+	},
 ];

packages/nodes-base/nodes/SeaTable/v2/actions/asset/upload/execute.ts

@@ -6,13 +6,12 @@ export async function upload(
 	this: IExecuteFunctions,
 	index: number,
 ): Promise<INodeExecutionData[]> {
-	// step 1: upload file to base
 	const uploadColumn = this.getNodeParameter('uploadColumn', index) as any;
 	const uploadColumnType = uploadColumn.split(':::')[1];
+	const uploadColumnName = uploadColumn.split(':::')[0];
 	const dataPropertyName = this.getNodeParameter('dataPropertyName', index) as string;
 	const tableName = this.getNodeParameter('tableName', index) as string;
 	const rowId = this.getNodeParameter('rowId', index) as string;
-	const workspaceId = this.getNodeParameter('workspaceId', index) as string;
 	const uploadLink = (await seaTableApiRequest.call(
 		this,
 		{},
@@ -21,11 +20,43 @@ export async function upload(
 	)) as IUploadLink;
 	const relativePath =
 		uploadColumnType === 'image' ? uploadLink.img_relative_path : uploadLink.file_relative_path;
+	const replace = this.getNodeParameter('replace', index) as string;
+	const append = this.getNodeParameter('append', index) as string;
 
-	// Get the binary data
+	// get server url
+	const credentials = await this.getCredentials('seaTableApi');
+	const serverURL = credentials.domain ?? 'https://cloud.seatable.io';
+
+	// get workspaceId
+	const workspaceId = (
+		await this.helpers.request({
+			headers: {
+				Authorization: `Token ${credentials.token}`,
+			},
+			uri: `${serverURL}/api/v2.1/dtable/app-access-token/`,
+			json: true,
+		})
+	).workspace_id;
+
+	// if there are already assets attached to the column
+	let existingAssetArray = [];
+	if (append) {
+		let rowToUpdate = await seaTableApiRequest.call(
+			this,
+			{},
+			'GET',
+			'/dtable-server/api/v1/dtables/{{dtable_uuid}}/rows/' + rowId,
+			{},
+			{
+				table_name: tableName,
+			},
+		);
+		existingAssetArray = rowToUpdate[uploadColumnName];
+	}
+
+	// Get the binary data and prepare asset for upload
 	const fileBufferData = await this.helpers.getBinaryDataBuffer(index, dataPropertyName);
 	const binaryData = this.helpers.assertBinaryData(index, dataPropertyName);
-	// Create our request option
 	const options = {
 		formData: {
 			file: {
@@ -36,12 +67,12 @@ export async function upload(
 				},
 			},
 			parent_dir: uploadLink.parent_path,
-			replace: '0',
+			replace: replace ? '1' : '0',
 			relative_path: relativePath,
 		},
 	};
 
-	// Send the request
+	// Send the upload request
 	let uploadAsset = await seaTableApiRequest.call(
 		this,
 		{},
@@ -53,7 +84,7 @@ export async function upload(
 		options,
 	);
 
-	// now step 2 (attaching the file to a column in a base)
+	// now step 2 (attaching the asset to a column in a base)
 	for (let c = 0; c < uploadAsset.length; c++) {
 		const body = {
 			table_name: tableName,
@@ -62,17 +93,24 @@ export async function upload(
 		} as IDataObject;
 		let rowInput = {} as IRowObject;
 
-		const filePath = `/workspace/${workspaceId}${uploadLink.parent_path}/${relativePath}/${uploadAsset[c].name}`;
+		const filePath = `${serverURL}/workspace/${workspaceId}${uploadLink.parent_path}/${relativePath}/${uploadAsset[c].name}`;
 
 		if (uploadColumnType === 'image') {
-			rowInput[uploadColumn.split(':::')[0]] = [filePath];
+			rowInput[uploadColumnName] = [filePath];
 		} else if (uploadColumnType === 'file') {
-			rowInput[uploadColumn.split(':::')[0]] = uploadAsset;
+			rowInput[uploadColumnName] = uploadAsset;
 			uploadAsset[c].type = 'file';
 			uploadAsset[c].url = filePath;
 		}
+
+		// merge with existing assets in this column or with [] and remove duplicates
+		rowInput[uploadColumnName] = [
+			// @ts-ignore:
+			...new Set([...rowInput[uploadColumnName], ...existingAssetArray]),
+		];
 		body.row = rowInput;
 
+		// attach assets to table row
 		const responseData = await seaTableApiRequest.call(
 			this,
 			{},