⚡ Add upsert operation to various resources (Salesforce) (#1743)

* ⚡ Add upsert operation to various resources (Salesforce)

The operation was added to the resources: Contact, Account, Lead, Opportunity and Custom Object.

* ⚡ Rename operation create/update to Create or Update

* ⚡ Improvements

Co-authored-by: Iván Ovejero <ivov.src@gmail.com>

packages/nodes-base/nodes/Salesforce/LeadDescription.ts

@@ -30,6 +30,11 @@ export const leadOperations = [
 				value: 'create',
 				description: 'Create a lead',
 			},
+			{
+				name: 'Create or Update',
+				value: 'upsert',
+				description: 'Create a new lead, or update the current one if it already exists (upsert)',
+			},
 			{
 				name: 'Delete',
 				value: 'delete',
@@ -66,6 +71,48 @@ export const leadFields = [
 	/* -------------------------------------------------------------------------- */
 	/*                                lead:create                                 */
 	/* -------------------------------------------------------------------------- */
+	{
+		displayName: 'Match Against',
+		name: 'externalId',
+		type: 'options',
+		typeOptions: {
+			loadOptionsMethod: 'getExternalIdFields',
+			loadOptionsDependsOn: [
+				'resource',
+			],
+		},
+		required: true,
+		default: '',
+		displayOptions: {
+			show: {
+				resource: [
+					'lead',
+				],
+				operation: [
+					'upsert',
+				],
+			},
+		},
+		description: `The field to check to see if the lead already exists`,
+	},
+	{
+		displayName: 'Value to Match',
+		name: 'externalIdValue',
+		type: 'string',
+		required: true,
+		default: '',
+		displayOptions: {
+			show: {
+				resource: [
+					'lead',
+				],
+				operation: [
+					'upsert',
+				],
+			},
+		},
+		description: `If this value exists in the 'match against' field, update the lead. Otherwise create a new one`,
+	},
 	{
 		displayName: 'Company',
 		name: 'company',
@@ -79,6 +126,7 @@ export const leadFields = [
 				],
 				operation: [
 					'create',
+					'upsert',
 				],
 			},
 		},
@@ -97,6 +145,7 @@ export const leadFields = [
 				],
 				operation: [
 					'create',
+					'upsert',
 				],
 			},
 		},
@@ -115,6 +164,7 @@ export const leadFields = [
 				],
 				operation: [
 					'create',
+					'upsert',
 				],
 			},
 		},