// swift-tools-version:5.6
import PackageDescription

let package = Package(
  name: "MyPackage",
  dependencies: [
    .package(
      url: "https://github.com/TheAcharya/pipeline-neo",
      .upToNextMajor(from: "0.1.0") // or `.upToNextMinor
    )
  ],
  targets: [
    .target(
      name: "MyTarget",
      dependencies: [
        .product(name: "pipeline-neo", package: "pipeline-neo")
      ]
    )
  ]
)

// Change the path below to your FCPXML file's path
let fileURL = URL(fileURLWithPath: "/Users/[username]/Documents/sample.fcpxml")  // Create a new URL object that points to the FCPXML file's path.

do {
	try fileURL.checkResourceIsReachable()
} catch {
	print("The file cannot be found at the given path.")
	return
}

let fcpxmlDoc: XMLDocument  // Declare the fcpxmlDoc constant as an XMLDocument object

do {
	fcpxmlDoc = try XMLDocument(contentsOfFCPXML: fileURL)  // Load the FCPXML file using the fileURL object
} catch {
	print("Error loading FCPXML file.")
	return
}

let eventNames = fcpxmlDoc.fcpxEventNames  // Get the event names in the FCPXML document
dump(eventNames)  // Neatly display all of the event names

let newEvent = XMLElement().fcpxEvent(name: "My New Event")  // Create a new empty event
fcpxmlDoc.add(event: newEvent)  // Add the new event to the FCPXML document
dump(fcpxmlDoc.fcpxEventNames) // Neatly display all of the event names

let firstEvent = fcpxmlDoc.fcpxEvents[0]  // Get the first event in the FCPXML document
let matchingClips = try! firstEvent.eventClips(forResourceID: "r1")  // Get any clips that match resource ID "r1".

// The eventClips(forResourceID:) method throws an error if the XMLElement that calls it is not an event. Since we know that firstEvent is an event, it is safe to use "try!" to override the error handling.

try! firstEvent.removeFromEvent(items: matchingClips)  // Remove the clips that reference resource "r1".

guard let resource = fcpxmlDoc.resource(matchingID: "r1") else {  // Get the "r1" resource
	return
}
fcpxmlDoc.remove(resourceAtIndex: resource.index)  // Remove the "r1" resource from the FCPXML document

let firstEvent = fcpxmlDoc.fcpxEvents[0]  // Get the first event in the FCPXML document

guard let eventClips = firstEvent.eventClips else {  // Get the event clips while guarding against a potential nil value
	return
}

if eventClips.count > 0 {  // Make sure there's at least one clip in the event
	let firstClip = eventClips[0]  // Get the first clip in the event
	let duration = firstClip.fcpxDuration  // Get the duration of the clip
	let timeDisplay = duration?.timeAsCounter().counterString  // Convert the duration, which is a CMTime value, to a String formatted as HH:MM:SS,MMM
	print(timeDisplay) 
}

do {
	// Change the path below to your new FCPXML file's path
	try fcpxmlDoc.fcpxmlString.write(toFile: "/Users/[username]/Documents/sample-output.fcpxml", atomically: false, encoding: String.Encoding.utf8)
	print("Wrote FCPXML file.")
} catch {
	print("Error writing to file.")
}