space-ios/iOSClient/Networking/NCService.swift

//
//  NCService.swift
//  Nextcloud
//
//  Created by Marino Faggiana on 14/03/18.
//  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 SVGKit
import NCCommunication

class NCService: NSObject {
    @objc static let shared: NCService = {
        let instance = NCService()
        return instance
    }()

    let appDelegate = UIApplication.shared.delegate as! AppDelegate

    // MARK: -

    @objc public func startRequestServicesServer() {

        NCManageDatabase.shared.clearAllAvatarLoaded()

        guard !appDelegate.account.isEmpty else { return }

        addInternalTypeIdentifier()
        requestServerStatus()
        requestUserProfile()
    }

    // MARK: -

    func addInternalTypeIdentifier() {

        // txt
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "text/plain", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorText, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "markdown")

        // html
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "text/html", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorText, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "markdown")

        // markdown
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "net.daringfireball.markdown", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorText, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "markdown")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "text/x-markdown", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorText, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "markdown")

        // document: text
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.oasis-open.opendocument.text", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorCollabora, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "document")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.openxmlformats.wordprocessingml.document", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorOnlyoffice, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "document")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.microsoft.word.doc", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "document")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.apple.iwork.pages.pages", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "pages")

        // document: sheet
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.oasis-open.opendocument.spreadsheet", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorCollabora, iconName: NCCommunicationCommon.typeIconFile.xls.rawValue, name: "sheet")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.openxmlformats.spreadsheetml.sheet", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorOnlyoffice, iconName: NCCommunicationCommon.typeIconFile.xls.rawValue, name: "sheet")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.microsoft.excel.xls", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.xls.rawValue, name: "sheet")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.apple.iwork.numbers.numbers", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.xls.rawValue, name: "numbers")

        // document: presentation
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.oasis-open.opendocument.presentation", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorCollabora, iconName: NCCommunicationCommon.typeIconFile.ppt.rawValue, name: "presentation")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "org.openxmlformats.presentationml.presentation", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorOnlyoffice, iconName: NCCommunicationCommon.typeIconFile.ppt.rawValue, name: "presentation")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.microsoft.powerpoint.ppt", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.ppt.rawValue, name: "presentation")
        NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: "com.apple.iwork.keynote.key", classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorQuickLook, iconName: NCCommunicationCommon.typeIconFile.ppt.rawValue, name: "keynote")
    }

    private func requestServerStatus() {

        NCCommunication.shared.getServerStatus(serverUrl: appDelegate.urlBase, queue: NCCommunicationCommon.shared.backgroundQueue) { serverProductName, _, versionMajor, _, _, extendedSupport, errorCode, _ in
            guard errorCode == 0, extendedSupport == false else {
                return
            }

            if serverProductName == "owncloud" {
                NCContentPresenter.shared.messageNotification("_warning_", description: "_warning_owncloud_", delay: NCGlobal.shared.dismissAfterSecond, type: NCContentPresenter.messageType.info, errorCode: NCGlobal.shared.errorInternalError, priority: .max)
            } else if versionMajor <=  NCGlobal.shared.nextcloud_unsupported_version {
                NCContentPresenter.shared.messageNotification("_warning_", description: "_warning_unsupported_", delay: NCGlobal.shared.dismissAfterSecond, type: NCContentPresenter.messageType.info, errorCode: NCGlobal.shared.errorInternalError, priority: .max)
            }
        }
    }

    private func requestUserProfile() {
        guard !appDelegate.account.isEmpty else { return }

        NCCommunication.shared.getUserProfile(queue: NCCommunicationCommon.shared.backgroundQueue) { account, userProfile, errorCode, errorDescription in
            guard errorCode == 0, account == self.appDelegate.account else {
                NCBrandColor.shared.settingThemingColor(account: account)
                if errorCode == 401 || errorCode == 403 {
                    NCNetworkingCheckRemoteUser.shared.checkRemoteUser(account: account, errorCode: errorCode, errorDescription: errorDescription)
                }
                return
            }

            // Update User (+ userProfile.id) & active account & account network
            guard let tableAccount = NCManageDatabase.shared.setAccountUserProfile(userProfile!) else {
                NCContentPresenter.shared.messageNotification("Account", description: "Internal error : account not found on DB", delay: NCGlobal.shared.dismissAfterSecond, type: NCContentPresenter.messageType.error, errorCode: NCGlobal.shared.errorInternalError, priority: .max)
                return
            }

            self.appDelegate.settingAccount(tableAccount.account, urlBase: tableAccount.urlBase, user: tableAccount.user, userId: tableAccount.userId, password: CCUtility.getPassword(tableAccount.account))

            // Synchronize favorite
            NCNetworking.shared.listingFavoritescompletion(selector: NCGlobal.shared.selectorReadFile) { _, _, _, _ in }

            // Synchronize Offline
            self.synchronizeOffline(account: tableAccount.account)

            // Get Avatar
            let fileName = tableAccount.userBaseUrl + "-" + self.appDelegate.user + ".png"
            let fileNameLocalPath = String(CCUtility.getDirectoryUserData()) + "/" + fileName
            let etag = NCManageDatabase.shared.getTableAvatar(fileName: fileName)?.etag

            NCCommunication.shared.downloadAvatar(user: tableAccount.userId, fileNameLocalPath: fileNameLocalPath, sizeImage: NCGlobal.shared.avatarSize, avatarSizeRounded: NCGlobal.shared.avatarSizeRounded, etag: etag, queue: NCCommunicationCommon.shared.backgroundQueue) { _, _, _, etag, errorCode, _ in
                guard let etag = etag, errorCode == 0 else {
                    if errorCode == NCGlobal.shared.errorNotModified {
                        NCManageDatabase.shared.setAvatarLoaded(fileName: fileName)
                    }
                    return
                }
                NCManageDatabase.shared.addAvatar(fileName: fileName, etag: etag)
                NotificationCenter.default.postOnMainThread(name: NCGlobal.shared.notificationCenterReloadAvatar, userInfo: nil)
            }

            self.requestServerCapabilities()
        }
    }

    private func requestServerCapabilities() {
        guard !appDelegate.account.isEmpty else { return }

        NCCommunication.shared.getCapabilities(queue: NCCommunicationCommon.shared.backgroundQueue) { account, data, errorCode, errorDescription in
            guard errorCode == 0, let data = data else {
                NCBrandColor.shared.settingThemingColor(account: account)
                if errorCode == 401 || errorCode == 403 {
                    NCNetworkingCheckRemoteUser.shared.checkRemoteUser(account: account, errorCode: errorCode, errorDescription: errorDescription)
                }
                return
            }

            NCManageDatabase.shared.addCapabilitiesJSon(data, account: account)
            let serverVersionMajor = NCManageDatabase.shared.getCapabilitiesServerInt(account: account, elements: NCElementsJSON.shared.capabilitiesVersionMajor)

            // Setup communication
            if serverVersionMajor > 0 {
                NCCommunicationCommon.shared.setup(nextcloudVersion: serverVersionMajor)
            }

            // Theming
            let themingColorNew = NCManageDatabase.shared.getCapabilitiesServerString(account: account, elements: NCElementsJSON.shared.capabilitiesThemingColor)
            let themingColorElementNew = NCManageDatabase.shared.getCapabilitiesServerString(account: account, elements: NCElementsJSON.shared.capabilitiesThemingColorElement)
            let themingColorTextNew = NCManageDatabase.shared.getCapabilitiesServerString(account: account, elements: NCElementsJSON.shared.capabilitiesThemingColorText)
            if themingColorNew != NCBrandColor.shared.themingColor || themingColorElementNew != NCBrandColor.shared.themingColorElement || themingColorTextNew != NCBrandColor.shared.themingColorText {
                NCBrandColor.shared.settingThemingColor(account: account)
            }

            // File Sharing
            let isFilesSharingEnabled = NCManageDatabase.shared.getCapabilitiesServerBool(account: account, elements: NCElementsJSON.shared.capabilitiesFileSharingApiEnabled, exists: false)
            if isFilesSharingEnabled {
                NCCommunication.shared.readShares(parameters: NCCShareParameter(), queue: NCCommunicationCommon.shared.backgroundQueue) { account, shares, errorCode, errorDescription in
                    if errorCode == 0 {
                        NCManageDatabase.shared.deleteTableShare(account: account)
                        if shares != nil {
                            NCManageDatabase.shared.addShare(urlBase: self.appDelegate.urlBase, account: account, shares: shares!)
                        }
                        self.appDelegate.shares = NCManageDatabase.shared.getTableShares(account: account)
                    } else {
                        NCContentPresenter.shared.messageNotification("_share_", description: errorDescription, delay: NCGlobal.shared.dismissAfterSecond, type: NCContentPresenter.messageType.error, errorCode: errorCode)
                    }
                }
            }

            let comments = NCManageDatabase.shared.getCapabilitiesServerBool(account: account, elements: NCElementsJSON.shared.capabilitiesFilesComments, exists: false)
            let activity = NCManageDatabase.shared.getCapabilitiesServerArray(account: account, elements: NCElementsJSON.shared.capabilitiesActivity)

            if !isFilesSharingEnabled && !comments && activity == nil {
                self.appDelegate.disableSharesView = true
            } else {
                self.appDelegate.disableSharesView = false
            }

            // Text direct editor detail
            if serverVersionMajor >= NCGlobal.shared.nextcloudVersion18 {
                NCCommunication.shared.NCTextObtainEditorDetails(queue: NCCommunicationCommon.shared.backgroundQueue) { account, editors, creators, errorCode, _ in
                    if errorCode == 0 && account == self.appDelegate.account {
                        NCManageDatabase.shared.addDirectEditing(account: account, editors: editors, creators: creators)
                    }
                }
            }

            // External file Server
            let isExternalSitesServerEnabled = NCManageDatabase.shared.getCapabilitiesServerBool(account: account, elements: NCElementsJSON.shared.capabilitiesExternalSitesExists, exists: true)
            if isExternalSitesServerEnabled {
                NCCommunication.shared.getExternalSite(queue: NCCommunicationCommon.shared.backgroundQueue) { account, externalSites, errorCode, _ in
                    if errorCode == 0 && account == self.appDelegate.account {
                        NCManageDatabase.shared.deleteExternalSites(account: account)
                        for externalSite in externalSites {
                            NCManageDatabase.shared.addExternalSites(externalSite, account: account)
                        }
                    }
                }
            } else {
                NCManageDatabase.shared.deleteExternalSites(account: account)
            }

            // User Status
            let userStatus = NCManageDatabase.shared.getCapabilitiesServerBool(account: account, elements: NCElementsJSON.shared.capabilitiesUserStatusEnabled, exists: false)
            if userStatus {
                NCCommunication.shared.getUserStatus(queue: NCCommunicationCommon.shared.backgroundQueue) { account, clearAt, icon, message, messageId, messageIsPredefined, status, statusIsUserDefined, userId, errorCode, _ in
                    if errorCode == 0 && account == self.appDelegate.account && userId == self.appDelegate.userId {
                        NCManageDatabase.shared.setAccountUserStatus(userStatusClearAt: clearAt, userStatusIcon: icon, userStatusMessage: message, userStatusMessageId: messageId, userStatusMessageIsPredefined: messageIsPredefined, userStatusStatus: status, userStatusStatusIsUserDefined: statusIsUserDefined, account: account)
                    }
                }
            }

            // Added UTI for Collabora
            if let richdocumentsMimetypes = NCManageDatabase.shared.getCapabilitiesServerArray(account: account, elements: NCElementsJSON.shared.capabilitiesRichdocumentsMimetypes) {
                for mimeType in richdocumentsMimetypes {
                    NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: mimeType, classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: NCGlobal.shared.editorCollabora, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "document")
                }
            }

            // Added UTI for ONLYOFFICE & Text
            if let directEditingCreators = NCManageDatabase.shared.getDirectEditingCreators(account: account) {
                for directEditing in directEditingCreators {
                    NCCommunicationCommon.shared.addInternalTypeIdentifier(typeIdentifier: directEditing.mimetype, classFile: NCCommunicationCommon.typeClassFile.document.rawValue, editor: directEditing.editor, iconName: NCCommunicationCommon.typeIconFile.document.rawValue, name: "document")
                }
            }
        }
    }

    @objc func synchronizeOffline(account: String) {

        // Synchronize Offline Directory
        if let directories = NCManageDatabase.shared.getTablesDirectory(predicate: NSPredicate(format: "account == %@ AND offline == true", account), sorted: "serverUrl", ascending: true) {
            for directory: tableDirectory in directories {
                guard let metadata = NCManageDatabase.shared.getMetadataFromOcId(directory.ocId) else {
                    continue
                }
                NCOperationQueue.shared.synchronizationMetadata(metadata, selector: NCGlobal.shared.selectorDownloadFile)
            }
        }

        // Synchronize Offline Files
        let files = NCManageDatabase.shared.getTableLocalFiles(predicate: NSPredicate(format: "account == %@ AND offline == true", account), sorted: "fileName", ascending: true)
        for file: tableLocalFile in files {
            guard let metadata = NCManageDatabase.shared.getMetadataFromOcId(file.ocId) else {
                continue
            }
            NCOperationQueue.shared.synchronizationMetadata(metadata, selector: NCGlobal.shared.selectorDownloadFile)
        }
    }

    // MARK: - Thirt Part
}