Synnefo » Pithos iOS Client

//

//  SharingAccountsViewController.m

//  pithos-ios

//

// Copyright 2011 GRNET S.A. All rights reserved.

//

// Redistribution and use in source and binary forms, with or

// without modification, are permitted provided that the following

// conditions are met:

// 

//   1. Redistributions of source code must retain the above

//      copyright notice, this list of conditions and the following

//      disclaimer.

// 

//   2. Redistributions in binary form must reproduce the above

//      copyright notice, this list of conditions and the following

//      disclaimer in the documentation and/or other materials

//      provided with the distribution.

// 

// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

// POSSIBILITY OF SUCH DAMAGE.

// 

// The views and conclusions contained in the software and

// documentation are those of the authors and should not be

// interpreted as representing official policies, either expressed

// or implied, of GRNET S.A.

#import "SharingAccountsViewController.h"

#import "UIViewController+Conveniences.h"

#import "ContainersViewController.h"

#import "PithosImageViewController.h"

#import "OpenStackRequest.h"

#import "OpenStackAccount.h"

#import "AccountManager.h"

#import "ActivityIndicatorView.h"

#import "AccountHomeViewController.h"

#import "APICallback.h"

@implementation SharingAccountsViewController

@synthesize tableView, account, sharingAccounts, accountHomeViewController;

#pragma mark - View lifecycle

- (void)viewDidLoad {

    [super viewDidLoad];

    self.navigationItem.title = @"Sharing Accounts";

    [self addHomeButton];

    sharingAccounts = [[NSMutableArray alloc] init];

}

- (void)viewWillAppear:(BOOL)animated {

    [super viewWillAppear:animated];

    if ([UIDevice currentDevice].userInterfaceIdiom == UIUserInterfaceIdiomPad) {

        PithosImageViewController *vc = [[PithosImageViewController alloc] initWithNibName:@"PithosImageViewController" bundle:nil];

        [self presentPrimaryViewController:vc];

        [vc release];

    }

    [self refreshButtonPressed:nil];

}

- (void)viewDidUnload {

    [super viewDidUnload];

    account.sharingAccount = nil;

}

#pragma mark - Memory management

- (void)dealloc {

    [tableView release];

    [account release];

    [sharingAccounts release];

    [super dealloc];

}

#pragma mark - Button Handlers

- (IBAction)homeButtonPressed:(id)sender {

    [self.navigationController popToViewController:accountHomeViewController animated:YES];

}

- (IBAction)refreshButtonPressed:(id)sender {

    __block ActivityIndicatorView *activityIndicatorView = [ActivityIndicatorView activityIndicatorViewWithText:@"Loading..."

                                                                                                   andAddToView:self.view];

    [[self.account.manager getSharingAccounts]

     success:^(OpenStackRequest *request) {

         [sharingAccounts removeAllObjects];

         for (NSDictionary *dict in [request sharingAccounts]) {

             [sharingAccounts addObject:[dict objectForKey:@"name"]];

         }

         [[self.account.manager userCatalogForDisplaynames:nil

                                                     UUIDs:sharingAccounts]

          success:^(OpenStackRequest *request) {

              contentsLoaded = YES;

              [activityIndicatorView stopAnimatingAndRemoveFromSuperview];

              [self.tableView reloadData];

          }

          failure:^(OpenStackRequest *request) {

              contentsLoaded = YES;

              [activityIndicatorView stopAnimatingAndRemoveFromSuperview];

              [self.tableView reloadData];

          }];

     }

     failure:^(OpenStackRequest *request) {

         contentsLoaded = NO;

         [activityIndicatorView stopAnimatingAndRemoveFromSuperview];

         if (request.responseStatusCode != 0) {

             [self alert:@"There was a problem loading sharing accounts." request:request addAccountSettingsButton:YES];

         }

     }];

}

#pragma mark - UITableViewDataSource

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {

    if ([sharingAccounts count] == 0) {

        self.tableView.allowsSelection = NO;

        self.tableView.scrollEnabled = NO;

    } else {

        self.tableView.allowsSelection = YES;

        self.tableView.scrollEnabled = YES;

    }

    return MAX(contentsLoaded ? 1 : 0, [sharingAccounts count]);

}

- (CGFloat)tableView:(UITableView *)aTableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {

    if ([sharingAccounts count] == 0) {

        return aTableView.frame.size.height;

    } else {

        return aTableView.rowHeight;

    }

}

- (UITableViewCell *)tableView:(UITableView *)aTableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {

    if ([sharingAccounts count] == 0) {

        return [self tableView:tableView emptyCellWithImage:[UIImage imageNamed:@"OthersSharedLarge.png"]

                         title:@"No sharing accounts"

                      subtitle:@""];

    } else {

        static NSString *CellIdentifier = @"Cell";

        UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

        if (cell == nil) {

            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:CellIdentifier] autorelease];

            cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

        }

        cell.textLabel.text = [account displaynameForUUID:[sharingAccounts objectAtIndex:indexPath.row] safe:YES];

        cell.imageView.image = [UIImage imageNamed:@"myShared.png"];

        return cell;

    }

}

#pragma mark - UITableViewDelegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {

    if ([sharingAccounts count] == 0)

        return;

    ContainersViewController *vc = [[ContainersViewController alloc] initWithNibName:@"ContainersViewController" bundle:nil];

    account.shared = NO;

    account.sharingAccount = [sharingAccounts objectAtIndex:indexPath.row];

    vc.account = account;

    vc.accountHomeViewController = accountHomeViewController;

    [self.navigationController pushViewController:vc animated:YES];

    [vc release];

    [self.tableView deselectRowAtIndexPath:indexPath animated:YES];

}

@end