Comparing AutoCAD Drawings with Forge Automation

We have received a query on how Compare two drawings in Forge Automation API

This post assumes you have working knowledge of consuming Forge Automation, if not please get comfortable with this post

Workitem Json

{
	"Arguments": {
		"InputArguments": [
			{
				"Resource": "https://madhukar-fda.s3.us-west-2.amazonaws.com/Kitchens1.dwg",
				"Name": "HostDwg"
			},
			{
				"Resource": "https://madhukar-fda.s3.us-west-2.amazonaws.com/Kitchens2.dwg",
				"Name": "ToCompareWith"
			}
		],
		"OutputArguments": [
			{
				"Name": "Result",
				"HttpVerb": "POST"
			}
		]
	},
	"ActivityId": "FPDCompare"
}

Activity Json

{
	"HostApplication": "",
	"RequiredEngineVersion": "23.0",
	"Parameters": {
		"InputParameters": [
			{
				"Name": "HostDwg",
				"LocalFileName": "$(HostDwg)"
			},
			{
				"Name": "ToCompareWith",
				"LocalFileName": "ToCompareWith.dwg"
			}
		],
		"OutputParameters": [
			{
				"Name": "Result",
				"LocalFileName": "output.dwg"
			}
		]
	},
	"Instruction": {
		"CommandLineParameters": null,
		"Script": "COMPAREINPLACE\nON\n-COMPARE\n\nToCompareWith.dwg\n_SAVEAS\n\noutput.dwg\n"
	},
	"Id": "FPDCompare"
}