space-ios/iOSClient/Main/Create cloud/NCCreateFormUploadAssets.swift

//
//  NCCreateFormUploadAssets.swift
//  Nextcloud
//
//  Created by Marino Faggiana on 14/11/2018.
//  Copyright © 2018 Marino Faggiana. All rights reserved.
//
//  Author Marino Faggiana <marino.faggiana@nextcloud.com>
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

import UIKit
import Queuer
import NextcloudKit
import XLForm
import Photos

protocol createFormUploadAssetsDelegate: AnyObject {
    func dismissFormUploadAssets()
}

class NCCreateFormUploadAssets: XLFormViewController, NCSelectDelegate {

    var serverUrl: String = ""
    var titleServerUrl: String?
    var assets: [PHAsset] = []
    var cryptated: Bool = false
    var session: String = ""
    weak var delegate: createFormUploadAssetsDelegate?
    let requestOptions = PHImageRequestOptions()
    var imagePreview: UIImage?
    let targetSizeImagePreview = CGSize(width: 100, height: 100)
    let appDelegate = UIApplication.shared.delegate as! AppDelegate

    var cellBackgoundColor = NCBrandColor.shared.secondarySystemGroupedBackground

    // MARK: - View Life Cycle

    convenience init(serverUrl: String, assets: [PHAsset], cryptated: Bool, session: String, delegate: createFormUploadAssetsDelegate?) {

        self.init()

        if serverUrl == NCUtilityFileSystem.shared.getHomeServer(account: appDelegate.account) {
            titleServerUrl = "/"
        } else {
            if let tableDirectory = NCManageDatabase.shared.getTableDirectory(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@", appDelegate.account, serverUrl)) {
                if let metadata = NCManageDatabase.shared.getMetadataFromOcId(tableDirectory.ocId) {
                    titleServerUrl = metadata.fileNameView
                } else { titleServerUrl = (serverUrl as NSString).lastPathComponent }
            } else { titleServerUrl = (serverUrl as NSString).lastPathComponent }
        }

        self.serverUrl = serverUrl
        self.assets = assets
        self.cryptated = cryptated
        self.session = session
        self.delegate = delegate

        requestOptions.resizeMode = PHImageRequestOptionsResizeMode.exact
        requestOptions.deliveryMode = PHImageRequestOptionsDeliveryMode.highQualityFormat
        requestOptions.isSynchronous = true
    }

    override func viewDidLoad() {

        super.viewDidLoad()

        self.title = NSLocalizedString("_upload_photos_videos_", comment: "")

        view.backgroundColor = NCBrandColor.shared.systemGroupedBackground
        tableView.backgroundColor = NCBrandColor.shared.systemGroupedBackground
        cellBackgoundColor = NCBrandColor.shared.secondarySystemGroupedBackground

        self.navigationItem.leftBarButtonItem = UIBarButtonItem(title: NSLocalizedString("_cancel_", comment: ""), style: UIBarButtonItem.Style.plain, target: self, action: #selector(cancel))
        self.navigationItem.rightBarButtonItem = UIBarButtonItem(title: NSLocalizedString("_save_", comment: ""), style: UIBarButtonItem.Style.plain, target: self, action: #selector(save))

        self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none

        if assets.count == 1 && assets[0].mediaType == PHAssetMediaType.image {
            PHImageManager.default().requestImage(for: assets[0], targetSize: targetSizeImagePreview, contentMode: PHImageContentMode.aspectFill, options: requestOptions, resultHandler: { image, _ in
                self.imagePreview = image
            })
        }

        initializeForm()
        reloadForm()
    }

    override func viewWillDisappear(_ animated: Bool) {
        super.viewWillDisappear(animated)

        self.delegate?.dismissFormUploadAssets()
    }

    // MARK: XLForm

    func initializeForm() {

        let form: XLFormDescriptor = XLFormDescriptor() as XLFormDescriptor
        form.rowNavigationOptions = XLFormRowNavigationOptions.stopDisableRow

        var section: XLFormSectionDescriptor
        var row: XLFormRowDescriptor

        // Section: Destination Folder

        section = XLFormSectionDescriptor.formSection(withTitle: NSLocalizedString("_save_path_", comment: ""))
        form.addFormSection(section)

        row = XLFormRowDescriptor(tag: "ButtonDestinationFolder", rowType: XLFormRowDescriptorTypeButton, title: self.titleServerUrl)
        row.action.formSelector = #selector(changeDestinationFolder(_:))
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["imageView.image"] = UIImage(named: "folder")!.image(color: NCBrandColor.shared.brandElement, size: 25)
        row.cellConfig["textLabel.textAlignment"] = NSTextAlignment.right.rawValue
        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // User folder Autoupload
        row = XLFormRowDescriptor(tag: "useFolderAutoUpload", rowType: XLFormRowDescriptorTypeBooleanSwitch, title: NSLocalizedString("_use_folder_auto_upload_", comment: ""))
        row.value = 0
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // Use Sub folder
        row = XLFormRowDescriptor(tag: "useSubFolder", rowType: XLFormRowDescriptorTypeBooleanSwitch, title: NSLocalizedString("_autoupload_create_subfolder_", comment: ""))
        let activeAccount = NCManageDatabase.shared.getActiveAccount()
        if activeAccount?.autoUploadCreateSubfolder == true {
            row.value = 1
        } else {
            row.value = 0
        }
        row.hidden = "$\("useFolderAutoUpload") == 0"

        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // Section Mode filename

        section = XLFormSectionDescriptor.formSection(withTitle: NSLocalizedString("_mode_filename_", comment: ""))
        form.addFormSection(section)

        // Maintain the original fileName

        row = XLFormRowDescriptor(tag: "maintainOriginalFileName", rowType: XLFormRowDescriptorTypeBooleanSwitch, title: NSLocalizedString("_maintain_original_filename_", comment: ""))
        row.value = CCUtility.getOriginalFileName(NCGlobal.shared.keyFileNameOriginal)
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // Add File Name Type

        row = XLFormRowDescriptor(tag: "addFileNameType", rowType: XLFormRowDescriptorTypeBooleanSwitch, title: NSLocalizedString("_add_filenametype_", comment: ""))
        row.value = CCUtility.getFileNameType(NCGlobal.shared.keyFileNameType)
        row.hidden = "$\("maintainOriginalFileName") == 1"
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // Section: Rename File Name

        section = XLFormSectionDescriptor.formSection(withTitle: NSLocalizedString("_filename_", comment: ""))
        form.addFormSection(section)

        row = XLFormRowDescriptor(tag: "maskFileName", rowType: XLFormRowDescriptorTypeText, title: (NSLocalizedString("_filename_", comment: "")))
        let fileNameMask: String = CCUtility.getFileNameMask(NCGlobal.shared.keyFileNameMask)
        if fileNameMask.count > 0 {
            row.value = fileNameMask
        }
        row.hidden = "$\("maintainOriginalFileName") == 1"
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["textLabel.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textLabel.textColor"] = NCBrandColor.shared.label

        row.cellConfig["textField.textAlignment"] = NSTextAlignment.right.rawValue
        row.cellConfig["textField.font"] = UIFont.systemFont(ofSize: 15.0)
        row.cellConfig["textField.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        // Section: Preview File Name

        row = XLFormRowDescriptor(tag: "previewFileName", rowType: XLFormRowDescriptorTypeTextView, title: "")
        row.height = 180
        row.disabled = true
        row.cellConfig["backgroundColor"] = cellBackgoundColor

        row.cellConfig["textView.backgroundColor"] = cellBackgoundColor
        row.cellConfig["textView.font"] = UIFont.systemFont(ofSize: 14.0)
        row.cellConfig["textView.textColor"] = NCBrandColor.shared.label

        section.addFormRow(row)

        self.form = form
    }

    override func formRowDescriptorValueHasChanged(_ formRow: XLFormRowDescriptor!, oldValue: Any!, newValue: Any!) {

        super.formRowDescriptorValueHasChanged(formRow, oldValue: oldValue, newValue: newValue)

        if formRow.tag == "useFolderAutoUpload" {

            if (formRow.value! as AnyObject).boolValue  == true {

                let buttonDestinationFolder: XLFormRowDescriptor  = self.form.formRow(withTag: "ButtonDestinationFolder")!
                buttonDestinationFolder.hidden = true

            } else {

                let buttonDestinationFolder: XLFormRowDescriptor  = self.form.formRow(withTag: "ButtonDestinationFolder")!
                buttonDestinationFolder.hidden = false
            }
        } else if formRow.tag == "useSubFolder" {

            if (formRow.value! as AnyObject).boolValue  == true {

            } else {

            }
        } else if formRow.tag == "maintainOriginalFileName" {
            CCUtility.setOriginalFileName((formRow.value! as AnyObject).boolValue, key: NCGlobal.shared.keyFileNameOriginal)
            self.reloadForm()
        } else if formRow.tag == "addFileNameType" {
            CCUtility.setFileNameType((formRow.value! as AnyObject).boolValue, key: NCGlobal.shared.keyFileNameType)
            self.reloadForm()
        } else if formRow.tag == "maskFileName" {

            let fileName = formRow.value as? String

            self.form.delegate = nil

            if let fileName = fileName {
                formRow.value = CCUtility.removeForbiddenCharactersServer(fileName)
            }

            self.form.delegate = self

            let previewFileName: XLFormRowDescriptor  = self.form.formRow(withTag: "previewFileName")!
            previewFileName.value = self.previewFileName(valueRename: formRow.value as? String)

            // reload cell
            if fileName != nil {

                if newValue as! String != formRow.value as! String {

                    self.reloadFormRow(formRow)

                    let error = NKError(errorCode: NCGlobal.shared.errorCharactersForbidden, errorDescription: "_forbidden_characters_")
                    NCContentPresenter.shared.showInfo(error: error)
                }
            }

            self.reloadFormRow(previewFileName)
        }
    }

    func reloadForm() {

        self.form.delegate = nil

        let buttonDestinationFolder: XLFormRowDescriptor  = self.form.formRow(withTag: "ButtonDestinationFolder")!
        buttonDestinationFolder.title = self.titleServerUrl

        let maskFileName: XLFormRowDescriptor = self.form.formRow(withTag: "maskFileName")!
        let previewFileName: XLFormRowDescriptor  = self.form.formRow(withTag: "previewFileName")!
        previewFileName.value = self.previewFileName(valueRename: maskFileName.value as? String)

        self.tableView.reloadData()
        self.form.delegate = self
    }

    // MARK: - Action

    func dismissSelect(serverUrl: String?, metadata: tableMetadata?, type: String, items: [Any], overwrite: Bool, copy: Bool, move: Bool) {

        if serverUrl != nil {

            self.serverUrl = serverUrl!

            if serverUrl == NCUtilityFileSystem.shared.getHomeServer(account: appDelegate.account) {
                self.titleServerUrl = "/"
            } else {
                if let tableDirectory = NCManageDatabase.shared.getTableDirectory(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@", appDelegate.account, self.serverUrl)) {
                    if let metadata = NCManageDatabase.shared.getMetadataFromOcId(tableDirectory.ocId) {
                        titleServerUrl = metadata.fileNameView
                    } else { titleServerUrl = (self.serverUrl as NSString).lastPathComponent }
                } else { titleServerUrl = (self.serverUrl as NSString).lastPathComponent }
            }

            // Update
            let row: XLFormRowDescriptor  = self.form.formRow(withTag: "ButtonDestinationFolder")!
            row.title = self.titleServerUrl
            self.updateFormRow(row)
        }
    }

    @objc func save() {

        DispatchQueue.global().async {

            let useFolderPhotoRow: XLFormRowDescriptor  = self.form.formRow(withTag: "useFolderAutoUpload")!
            let useSubFolderRow: XLFormRowDescriptor  = self.form.formRow(withTag: "useSubFolder")!
            var useSubFolder: Bool = false
            var metadatasNOConflict: [tableMetadata] = []
            var metadatasUploadInConflict: [tableMetadata] = []
            let autoUploadPath = NCManageDatabase.shared.getAccountAutoUploadPath(urlBase: self.appDelegate.urlBase, account: self.appDelegate.account)

            if (useFolderPhotoRow.value! as AnyObject).boolValue == true {
                self.serverUrl = NCManageDatabase.shared.getAccountAutoUploadPath(urlBase: self.appDelegate.urlBase, account: self.appDelegate.account)
                useSubFolder = (useSubFolderRow.value! as AnyObject).boolValue
            }

            if autoUploadPath == self.serverUrl {
                if !NCNetworking.shared.createFolder(assets: self.assets, selector: NCGlobal.shared.selectorUploadFile, useSubFolder: useSubFolder, account: self.appDelegate.account, urlBase: self.appDelegate.urlBase) {
                    
                    let error = NKError(errorCode: NCGlobal.shared.errorInternalError, errorDescription: "_error_createsubfolders_upload_")
                    NCContentPresenter.shared.showError(error: error)
                    return
                }
            }

            for asset in self.assets {

                var serverUrl = self.serverUrl
                var livePhoto: Bool = false
                let fileName = CCUtility.createFileName(asset.value(forKey: "filename") as? String, fileDate: asset.creationDate, fileType: asset.mediaType, keyFileName: NCGlobal.shared.keyFileNameMask, keyFileNameType: NCGlobal.shared.keyFileNameType, keyFileNameOriginal: NCGlobal.shared.keyFileNameOriginal, forcedNewFileName: false)!
                let assetDate = asset.creationDate ?? Date()

                if asset.mediaSubtypes.contains(.photoLive) && CCUtility.getLivePhoto() {
                    livePhoto = true
                }

                if useSubFolder {
                    let dateFormatter = DateFormatter()
                    dateFormatter.dateFormat = "yyyy"
                    let yearString = dateFormatter.string(from: assetDate)
                    dateFormatter.dateFormat = "MM"
                    let monthString = dateFormatter.string(from: assetDate)
                    serverUrl = autoUploadPath + "/" + yearString + "/" + monthString
                }

                // Check if is in upload
                let isRecordInSessions = NCManageDatabase.shared.getAdvancedMetadatas(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@ AND fileName == %@ AND session != ''", self.appDelegate.account, serverUrl, fileName), sorted: "fileName", ascending: false)
                if isRecordInSessions.count > 0 { continue }

                let metadataForUpload = NCManageDatabase.shared.createMetadata(account: self.appDelegate.account, user: self.appDelegate.user, userId: self.appDelegate.userId, fileName: fileName, fileNameView: fileName, ocId: NSUUID().uuidString, serverUrl: serverUrl, urlBase: self.appDelegate.urlBase, url: "", contentType: "", isLivePhoto: livePhoto)

                metadataForUpload.assetLocalIdentifier = asset.localIdentifier
                metadataForUpload.session = self.session
                metadataForUpload.sessionSelector = NCGlobal.shared.selectorUploadFile
                metadataForUpload.status = NCGlobal.shared.metadataStatusWaitUpload

                if NCManageDatabase.shared.getMetadataConflict(account: self.appDelegate.account, serverUrl: serverUrl, fileName: fileName) != nil {
                    metadatasUploadInConflict.append(metadataForUpload)
                } else {
                    metadatasNOConflict.append(metadataForUpload)
                }
            }

            // Verify if file(s) exists
            if metadatasUploadInConflict.count > 0 {

                DispatchQueue.main.asyncAfter(deadline: .now() + 0.4) {
                    if let conflict = UIStoryboard(name: "NCCreateFormUploadConflict", bundle: nil).instantiateInitialViewController() as? NCCreateFormUploadConflict {

                        conflict.serverUrl = self.serverUrl
                        conflict.metadatasNOConflict = metadatasNOConflict
                        conflict.metadatasUploadInConflict = metadatasUploadInConflict
                        conflict.delegate = self.appDelegate

                        self.appDelegate.window?.rootViewController?.present(conflict, animated: true, completion: nil)
                    }
                }

            } else {

                self.appDelegate.networkingProcessUpload?.createProcessUploads(metadatas: metadatasNOConflict)
            }

            DispatchQueue.main.async {self.dismiss(animated: true, completion: nil)  }
        }
    }

    @objc func cancel() {

        self.dismiss(animated: true, completion: nil)
    }

    // MARK: - Utility

    func previewFileName(valueRename: String?) -> String {

        var returnString: String = ""
        let asset = assets[0]

        if CCUtility.getOriginalFileName(NCGlobal.shared.keyFileNameOriginal) {

            return (NSLocalizedString("_filename_", comment: "") + ": " + (asset.value(forKey: "filename") as! String))

        } else if let valueRename = valueRename {

            let valueRenameTrimming = valueRename.trimmingCharacters(in: CharacterSet.whitespacesAndNewlines)

            if valueRenameTrimming.count > 0 {

                self.form.delegate = nil
                CCUtility.setFileNameMask(valueRename, key: NCGlobal.shared.keyFileNameMask)
                self.form.delegate = self

                returnString = CCUtility.createFileName(asset.value(forKey: "filename") as! String?, fileDate: asset.creationDate, fileType: asset.mediaType, keyFileName: NCGlobal.shared.keyFileNameMask, keyFileNameType: NCGlobal.shared.keyFileNameType, keyFileNameOriginal: NCGlobal.shared.keyFileNameOriginal, forcedNewFileName: false)

            } else {

                CCUtility.setFileNameMask("", key: NCGlobal.shared.keyFileNameMask)
                returnString = CCUtility.createFileName(asset.value(forKey: "filename") as! String?, fileDate: asset.creationDate, fileType: asset.mediaType, keyFileName: nil, keyFileNameType: NCGlobal.shared.keyFileNameType, keyFileNameOriginal: NCGlobal.shared.keyFileNameOriginal, forcedNewFileName: false)
            }

        } else {

            CCUtility.setFileNameMask("", key: NCGlobal.shared.keyFileNameMask)
            returnString = CCUtility.createFileName(asset.value(forKey: "filename") as! String?, fileDate: asset.creationDate, fileType: asset.mediaType, keyFileName: nil, keyFileNameType: NCGlobal.shared.keyFileNameType, keyFileNameOriginal: NCGlobal.shared.keyFileNameOriginal, forcedNewFileName: false)
        }

        return String(format: NSLocalizedString("_preview_filename_", comment: ""), "MM, MMM, DD, YY, YYYY, HH, hh, mm, ss, ampm") + ":" + "\n\n" + returnString
    }

    @objc func changeDestinationFolder(_ sender: XLFormRowDescriptor) {

        self.deselectFormRow(sender)

        let storyboard = UIStoryboard(name: "NCSelect", bundle: nil)
        let navigationController = storyboard.instantiateInitialViewController() as! UINavigationController
        let viewController = navigationController.topViewController as! NCSelect

        viewController.delegate = self
        viewController.typeOfCommandView = .selectCreateFolder
        viewController.includeDirectoryE2EEncryption = true

        self.present(navigationController, animated: true, completion: nil)
    }
}