Add delete action for folders

Signed-off-by: GretaD <gretadoci@gmail.com>
Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

appinfo/routes.php

@@ -79,6 +79,11 @@ return [
 			'url' => '/api/accounts/{accountId}/folders/{folderId}/stats',
 			'verb' => 'GET'
 		],
+		[
+			'name' => 'folders#delete',
+			'url' => '/api/accounts/{accountId}/folders/{folderId}',
+			'verb' => 'DELETE'
+		],
 		[
 			'name' => 'messages#downloadAttachment',
 			'url' => '/api/accounts/{accountId}/folders/{folderId}/messages/{messageId}/attachment/{attachmentId}',

lib/Contracts/IMailManager.php

@@ -142,4 +142,12 @@ interface IMailManager {
 	 * @return Quota|null
 	 */
 	public function getQuota(Account $account): ?Quota;
+
+	/**
+	 * @param Account $account
+	 * @param string $folderId
+	 *
+	 * @throws ServiceException
+	 */
+	public function deleteMailbox(Account $account, string $folderId): void;
 }

lib/Controller/FoldersController.php

@@ -234,4 +234,17 @@ class FoldersController extends Controller {
 
 		return new JSONResponse($this->mailManager->createFolder($account, $name));
 	}
+
+	/**
+	 * @NoAdminRequired
+	 * @TrapError
+	 * @param int $accountId
+	 * @param string $folderId
+	 * @throws ServiceException
+	 */
+	public function delete(int $accountId, string $folderId): JSONResponse {
+		$account = $this->accountService->find($this->currentUserId, $accountId);
+		$this->mailManager->deleteMailbox($account,  base64_decode($folderId));
+		return new JSONResponse();
+	}
 }

lib/IMAP/FolderMapper.php

@@ -219,4 +219,17 @@ class FolderMapper {
 			}
 		}
 	}
+
+	/**
+	 * @param Horde_Imap_Client_Socket $client
+	 * @param string $folderId
+	 * @throws ServiceException
+	 */
+	public function delete(Horde_Imap_Client_Socket $client, string $folderId): void {
+		try {
+			$client->deleteMailbox($folderId);
+		} catch (Horde_Imap_Client_Exception $e) {
+			throw new ServiceException('Could not delete mailbox: '.$e->getMessage(), 0, $e);
+		}
+	}
 }

lib/Service/MailManager.php

@@ -373,4 +373,21 @@ class MailManager implements IMailManager {
 			1024 * (int)($storage['limit'] ?? 0)
 		);
 	}
+
+	/**
+	 * @param Account $account
+	 * @param string $folderId
+	 * @throws ServiceException
+	 */
+	public function deleteMailbox(Account $account,
+								  string $folderId): void {
+		try {
+			$mailbox = $this->mailboxMapper->find($account, $folderId);
+		} catch (DoesNotExistException $e) {
+			throw new ServiceException("Source mailbox $folderId does not exist", 0, $e);
+		}
+		$client = $this->imapClientFactory->getClient($account);
+		$this->folderMapper->delete($client, $folderId);
+		$this->mailboxMapper->delete($mailbox);
+	}
 }

src/components/NavigationFolder.vue

@@ -70,6 +70,9 @@
 					@click="clearCache">
 					{{ t('mail', 'Clear locally cached data, in case there are issues with synchronization.') }}
 				</ActionButton>
+				<ActionButton v-if="!account.isUnified && !folder.specialRole" icon="icon-delete" @click="deleteFolder">
+					{{ t('mail', 'Delete folder') }}
+				</ActionButton>
 			</template>
 		</template>
 		<AppNavigationCounter v-if="folder.unread" slot="counter">
@@ -294,6 +297,32 @@ export default {
 				this.clearCache = false
 			}
 		},
+		deleteFolder() {
+			const id = this.folder.id
+			logger.info('delete folder', { folder: this.folder })
+			OC.dialogs.confirmDestructive(
+				t('mail', 'The folder and all messages in it will be deleted.', {
+					folderId: this.folderId,
+				}),
+				t('mail', 'Delete folder'),
+				{
+					type: OC.dialogs.YES_NO_BUTTONS,
+					confirm: t('mail', 'Delete folder {folderId}', { folderId: this.folderId }),
+					confirmClasses: 'error',
+					cancel: t('mail', 'Cancel'),
+				},
+				(result) => {
+					if (result) {
+						return this.$store
+							.dispatch('deleteFolder', { account: this.account, folder: this.folder })
+							.then(() => {
+								logger.info(`folder ${id} deleted`)
+							})
+							.catch((error) => logger.error('could not delete folder', { error }))
+					}
+				}
+			)
+		},
 	},
 }
 </script>

src/service/FolderService.js

@@ -39,3 +39,12 @@ export function markFolderRead(accountId, folderId) {
 
 	return Axios.post(url).then((resp) => resp.data)
 }
+
+export const deleteFolder = async(accountId, folderId) => {
+	const url = generateUrl('/apps/mail/api/accounts/{accountId}/folders/{folderId}', {
+		accountId,
+		folderId,
+	})
+
+	await Axios.delete(url)
+}

src/store/actions.js

@@ -50,7 +50,12 @@ import {
 	update as updateAccount,
 	updateSignature,
 } from '../service/AccountService'
-import { create as createFolder, fetchAll as fetchAllFolders, markFolderRead } from '../service/FolderService'
+import {
+	create as createFolder,
+	fetchAll as fetchAllFolders,
+	markFolderRead,
+	deleteFolder,
+} from '../service/FolderService'
 import {
 	deleteMessage,
 	fetchEnvelope,
@@ -147,6 +152,10 @@ export default {
 			throw err
 		})
 	},
+	async deleteFolder({ commit }, { account, folder }) {
+		await deleteFolder(account.id, folder.id)
+		commit('removeFolder', { accountId: account.id, folderId: folder.id })
+	},
 	createFolder({ commit }, { account, name }) {
 		return createFolder(account.id, name).then((folder) => {
 			console.debug(`folder ${name} created for account ${account.id}`, { folder })

src/store/mutations.js

@@ -110,6 +110,18 @@ export default {
 			account.folders.push(id)
 		})
 	},
+	removeFolder(state, { accountId, folderId }) {
+		const account = state.accounts[accountId]
+		const id = normalizedFolderId(accountId, folderId)
+		Vue.delete(state.folders, id)
+		account.folders = account.folders.filter((fId) => fId !== id)
+		account.folders.forEach((fId) => {
+			const folder = state.folders[fId]
+			if (folder.folders) {
+				folder.folders = folder.folders.filter((fId) => fId !== id)
+			}
+		})
+	},
 	addEnvelope(state, { accountId, folderId, query, envelope }) {
 		const folder = state.folders[normalizedFolderId(accountId, folderId)]
 		Vue.set(state.envelopes, envelope.uuid, envelope)

src/tests/unit/store/mutations.spec.js

@@ -254,4 +254,88 @@ describe('Vuex store mutations', () => {
 			},
 		})
 	})
+
+	it('removes a folder', () => {
+		const state = {
+			accounts: {
+				13: {
+					accountId: 13,
+					id: 13,
+					folders: ['13-INBOX'],
+				},
+			},
+			folders: {
+				'13-INBOX': {
+					id: 'INBOX',
+					specialUse: ['inbox'],
+					specialRole: 'inbox',
+				},
+			},
+		}
+
+		mutations.removeFolder(state, {
+			accountId: 13,
+			folderId: 'INBOX',
+		})
+
+		expect(state).to.deep.equal({
+			accounts: {
+				13: {
+					accountId: 13,
+					id: 13,
+					folders: [],
+				},
+			},
+			folders: {},
+		})
+	})
+
+	it('removes a subfolder', () => {
+		const state = {
+			accounts: {
+				13: {
+					accountId: 13,
+					id: 13,
+					folders: ['13-INBOX'],
+				},
+			},
+			folders: {
+				'13-INBOX': {
+					id: 'INBOX',
+					specialUse: ['inbox'],
+					specialRole: 'inbox',
+					folders: ['13-INBOX.sub'],
+				},
+				'13-INBOX.sub': {
+					id: 'INBOX.sub',
+					specialUse: ['inbox'],
+					specialRole: 'inbox',
+					folders: [],
+				},
+			},
+		}
+
+		mutations.removeFolder(state, {
+			accountId: 13,
+			folderId: 'INBOX.sub',
+		})
+
+		expect(state).to.deep.equal({
+			accounts: {
+				13: {
+					accountId: 13,
+					id: 13,
+					folders: ['13-INBOX'],
+				},
+			},
+			folders: {
+				'13-INBOX': {
+					id: 'INBOX',
+					specialUse: ['inbox'],
+					specialRole: 'inbox',
+					folders: [],
+				},
+			},
+		})
+	})
 })