問題:

Write the comment for below Swift functions which the comment style is Apple’s documentation comment style

  private func getMailComposer(archiveURL: URL, subject: String, errorMessage: String, userEmail: String, appVersion: String, serialNo: String, firmwareVersion: String, otherInfo: String, countryCode: String) -> Result<MFMailComposeViewController, Error> {
        guard !ConstantService.developerEmails.isEmpty else {
            let info: [String: String] = ["title": "Error", "message": "No developer mails."]
            return .failure(NSError(domain: "SendMailError", code: 404, userInfo: info))
        }
        let infoDic: [String: String] = ["1) user email": userEmail,
                                         "2) appVersion": appVersion,
                                         "3) serialNo": serialNo,
                                         "4) firmwareVersion": firmwareVersion,
                                         "5) Error Message": errorMessage,
                                         "6) event time" : Int(Date().timeIntervalSince1970).description,
                                         "7) region code": PhoneUtility.getReginCode(),
                                         "8) upload data location": countryCode]
        let sortedInfoDic = infoDic.sorted(by: { ($0.key.first?.asciiValue ?? 0) < ($1.key.first?.asciiValue ?? 0) })
        let messageBody = ""
//        let messageBody = sortedInfoDic.reduce("") { result, item in
//            return result + "\(item.key): \(item.value)" + "<br>"
//        }
        let messageForAttachment = sortedInfoDic.reduce("") { result, item in
            return result + "\(item.key): \(item.value)" + "\n"
        }
        var allEmails = ConstantService.developerEmails
        let mainEmail = ConstantService.developerEmails.first ?? ""
        allEmails.removeFirst()
        let ccEmails: [String] = allEmails
        let countryCodeOfMail = countryCode.isEmpty ? PhoneUtility.getReginCode(): countryCode
        let mailSubject = subject + " from \(countryCodeOfMail)"
        if MFMailComposeViewController.canSendMail() {
            let mailComposer = MFMailComposeViewController()
            mailComposer.mailComposeDelegate = self
            mailComposer.setToRecipients([mainEmail])
            mailComposer.setCcRecipients(ccEmails)
            mailComposer.setSubject(mailSubject)
            mailComposer.setMessageBody(messageBody, isHTML: true)
            if let appData = try? Data(contentsOf: archiveURL) {
                print("File data loaded.")
                _ = FileUtility.remove(archiveURL)
                mailComposer.addAttachmentData(appData as Data, mimeType: "application/text", fileName: "AppData.zip")
                let userInfoData = Data(messageForAttachment.utf8)
                mailComposer.addAttachmentData(userInfoData, mimeType: "application/text", fileName: "infoData")
//                let debugInfoData = Data(otherInfo.utf8)
//                mailComposer.addAttachmentData(debugInfoData, mimeType: "application/text", fileName: "debugInfoData")
                return .success(mailComposer)
            } else {
                let info: [String: String] = ["title": "Error", "message": "Archive app data fail."]
                return .failure(NSError(domain: "SendMailError", code: 404, userInfo: info))
            }
        } else {
            let info: [String: String] = ["title": "Require email app", "message": "Please install Apple Mail app first!!"]
            return .failure(NSError(domain: "SendMailError", code: 404, userInfo: info))
        }
    }

回答:

/// Creates an email composer object with the specified data.
///
/// - Parameters:
/// - archiveURL: The URL of the ZIP archive containing the app data to be attached to the email.
/// - subject: The subject of the email.
/// - errorMessage: The error message to be included in the email.
/// - userEmail: The user's email address to be included in the email.
/// - appVersion: The app version to be included in the email.
/// - serialNo: The serial number to be included in the email.
/// - firmwareVersion: The firmware version to be included in the email.
/// - otherInfo: Additional debug information to be included in the email. The default value is an empty string.
/// - countryCode: The country code to be included in the email. The default value is an empty string.
///
/// - Returns: A Result object containing either an MFMailComposeViewController object if the composer is
/// successfully created, or an Error object if an error occurs during the process.
///
/// This method creates an email composer object with the specified data using the MFMailComposeViewController
/// class. If there are no developer emails configured, the method returns an error with a message indicating that
/// there are no developer emails. If there is at least one developer email configured, the method sets the email
/// recipient, subject, and message body using the specified data. It then attaches the app data from the specified
/// ZIP archive and any additional debug information to the email.
///
/// If the email composer object is created successfully, it is returned in a Result object with a success
/// value. If an error occurs during the process, an Error object with a failure value is returned instead.