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/**
* @copyright Copyright (c) 2023 John Molakvoæ <skjnldsv@protonmail.com>
*
* @author John Molakvoæ <skjnldsv@protonmail.com>
*
* @license AGPL-3.0-or-later
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
import '@nextcloud/dialogs/style.css'
import type { Folder, Node, View } from '@nextcloud/files'
import type { IFilePickerButton } from '@nextcloud/dialogs'
// eslint-disable-next-line n/no-extraneous-import
import { AxiosError } from 'axios'
import { basename, join } from 'path'
import { emit } from '@nextcloud/event-bus'
import { generateRemoteUrl } from '@nextcloud/router'
import { getCurrentUser } from '@nextcloud/auth'
import { getFilePickerBuilder, showError } from '@nextcloud/dialogs'
import { Permission, FileAction, FileType, NodeStatus } from '@nextcloud/files'
import { translate as t } from '@nextcloud/l10n'
import axios from '@nextcloud/axios'
import Vue from 'vue'
import CopyIcon from 'vue-material-design-icons/FileMultiple.vue'
import FolderMoveSvg from '@mdi/svg/svg/folder-move.svg?raw'
import MoveIcon from 'vue-material-design-icons/FolderMove.vue'
import { MoveCopyAction, canCopy, canMove, getQueue } from './moveOrCopyActionUtils'
import logger from '../logger'
/**
* Return the action that is possible for the given nodes
* @param {Node[]} nodes The nodes to check against
* @return {MoveCopyAction} The action that is possible for the given nodes
*/
const getActionForNodes = (nodes: Node[]): MoveCopyAction => {
if (canMove(nodes)) {
if (canCopy(nodes)) {
return MoveCopyAction.MOVE_OR_COPY
}
return MoveCopyAction.MOVE
}
// Assuming we can copy as the enabled checks for copy permissions
return MoveCopyAction.COPY
}
/**
* Handle the copy/move of a node to a destination
* This can be imported and used by other scripts/components on server
* @param {Node} node The node to copy/move
* @param {Folder} destination The destination to copy/move the node to
* @param {MoveCopyAction} method The method to use for the copy/move
* @param {boolean} overwrite Whether to overwrite the destination if it exists
* @return {Promise<void>} A promise that resolves when the copy/move is done
*/
export const handleCopyMoveNodeTo = async (node: Node, destination: Folder, method: MoveCopyAction.COPY | MoveCopyAction.MOVE, overwrite = false) => {
if (!destination) {
return
}
if (destination.type !== FileType.Folder) {
throw new Error(t('files', 'Destination is not a folder'))
}
if (node.dirname === destination.path) {
throw new Error(t('files', 'This file/folder is already in that directory'))
}
if (node.path.startsWith(destination.path)) {
throw new Error(t('files', 'You cannot move a file/folder onto itself or into a subfolder of itself'))
}
const relativePath = join(destination.path, node.basename)
const destinationUrl = generateRemoteUrl(encodePath(`dav/files/${getCurrentUser()?.uid}${relativePath}`))
logger.debug(`${method} ${node.basename} to ${destinationUrl}`)
// Set loading state
Vue.set(node, 'status', NodeStatus.LOADING)
const queue = getQueue()
return await queue.add(async () => {
try {
await axios({
method: method === MoveCopyAction.COPY ? 'COPY' : 'MOVE',
url: node.encodedSource,
headers: {
Destination: encodeURI(destinationUrl),
Overwrite: overwrite ? undefined : 'F',
},
})
// If we're moving, update the node
// if we're copying, we don't need to update the node
// the view will refresh itself
if (method === MoveCopyAction.MOVE) {
// Delete the node as it will be fetched again
// when navigating to the destination folder
emit('files:node:deleted', node)
}
} catch (error) {
if (error instanceof AxiosError) {
if (error?.response?.status === 412) {
throw new Error(t('files', 'A file or folder with that name already exists in this folder'))
} else if (error?.response?.status === 423) {
throw new Error(t('files', 'The files is locked'))
} else if (error?.response?.status === 404) {
throw new Error(t('files', 'The file does not exist anymore'))
} else if (error.message) {
throw new Error(error.message)
}
}
throw new Error()
} finally {
Vue.set(node, 'status', undefined)
}
})
}
/**
* Open a file picker for the given action
* @param {MoveCopyAction} action The action to open the file picker for
* @param {string} dir The directory to start the file picker in
* @param {Node} node The node to move/copy
* @return {Promise<boolean>} A promise that resolves to true if the action was successful
*/
const openFilePickerForAction = async (action: MoveCopyAction, dir = '/', node: Node): Promise<boolean> => {
const filePicker = getFilePickerBuilder(t('files', 'Chose destination'))
.allowDirectories(true)
.setFilter((n: Node) => {
// We only want to show folders that we can create nodes in
return (n.permissions & Permission.CREATE) !== 0
// We don't want to show the current node in the file picker
&& node.fileid !== n.fileid
})
.setMimeTypeFilter([])
.setMultiSelect(false)
.startAt(dir)
return new Promise((resolve, reject) => {
filePicker.setButtonFactory((nodes: Node[], path: string) => {
const buttons: IFilePickerButton[] = []
const target = basename(path)
if (node.dirname === path) {
// This file/folder is already in that directory
return buttons
}
if (node.path === path) {
// You cannot move a file/folder onto itself
return buttons
}
if (action === MoveCopyAction.COPY || action === MoveCopyAction.MOVE_OR_COPY) {
buttons.push({
label: target ? t('files', 'Copy to {target}', { target }) : t('files', 'Copy'),
type: 'primary',
icon: CopyIcon,
async callback(destination: Node[]) {
try {
await handleCopyMoveNodeTo(node, destination[0], MoveCopyAction.COPY)
resolve(true)
} catch (error) {
reject(error)
}
},
})
}
if (action === MoveCopyAction.MOVE || action === MoveCopyAction.MOVE_OR_COPY) {
buttons.push({
label: target ? t('files', 'Move to {target}', { target }) : t('files', 'Move'),
type: action === MoveCopyAction.MOVE ? 'primary' : 'secondary',
icon: MoveIcon,
async callback(destination: Node[]) {
try {
await handleCopyMoveNodeTo(node, destination[0], MoveCopyAction.MOVE)
resolve(true)
} catch (error) {
reject(error)
}
},
})
}
return buttons
})
const picker = filePicker.build()
picker.pick().catch(() => {
reject(new Error(t('files', 'Cancelled move or copy operation')))
})
})
}
export const action = new FileAction({
id: 'move-copy',
displayName(nodes: Node[]) {
switch (getActionForNodes(nodes)) {
case MoveCopyAction.MOVE:
return t('files', 'Move')
case MoveCopyAction.COPY:
return t('files', 'Copy')
case MoveCopyAction.MOVE_OR_COPY:
return t('files', 'Move or copy')
}
},
iconSvgInline: () => FolderMoveSvg,
enabled(nodes: Node[]) {
// We only support moving/copying files within the user folder
if (!nodes.every(node => node.root?.startsWith('/files/'))) {
return false
}
return nodes.length > 0 && (canMove(nodes) || canCopy(nodes))
},
async exec(node: Node, view: View, dir: string) {
const action = getActionForNodes([node])
try {
await openFilePickerForAction(action, dir, node)
return true
} catch (error) {
if (error instanceof Error && !!error.message) {
showError(error.message)
// Silent action as we handle the toast
return null
}
return false
}
},
order: 15,
})
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