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C# whoaverseEntities.SaveChangesAsync方法代码示例

本文整理汇总了C#中Voat.Models.whoaverseEntities.SaveChangesAsync方法的典型用法代码示例。如果您正苦于以下问题:C# whoaverseEntities.SaveChangesAsync方法的具体用法?C# whoaverseEntities.SaveChangesAsync怎么用?C# whoaverseEntities.SaveChangesAsync使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Voat.Models.whoaverseEntities的用法示例。


在下文中一共展示了whoaverseEntities.SaveChangesAsync方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: MarkPrivateMessagesAsRead

        // a method to mark single or all private messages as read for a given user
        public static async Task<bool> MarkPrivateMessagesAsRead(bool? markAll, string userName, int? itemId)
        {
            using (var db = new whoaverseEntities())
            {
                try
                {
                    // mark all items as read
                    if (markAll != null && (bool) markAll)
                    {
                        IQueryable<Privatemessage> unreadPrivateMessages = db.Privatemessages
                                                                            .Where(s => s.Recipient.Equals(userName, StringComparison.OrdinalIgnoreCase) && s.Status)
                                                                            .OrderByDescending(s => s.Timestamp)
                                                                            .ThenBy(s => s.Sender);

                        if (!unreadPrivateMessages.Any()) return false;

                        foreach (var singleMessage in unreadPrivateMessages.ToList())
                        {
                            singleMessage.Status = false;
                        }
                        await db.SaveChangesAsync();
                        return true;
                    }

                    // mark single item as read
                    if (itemId != null)
                    {
                        var privateMessageToMarkAsread = db.Privatemessages.FirstOrDefault(s => s.Recipient.Equals(userName, StringComparison.OrdinalIgnoreCase) && s.Status && s.Id == itemId);
                        if (privateMessageToMarkAsread == null) return false;

                        var item = db.Privatemessages.Find(itemId);
                        item.Status = false;
                        await db.SaveChangesAsync();
                        return true;
                    }
                    return false;
                }
                catch (Exception)
                {
                    return false;
                }
            }

        }
开发者ID:SamHH,项目名称:voat,代码行数:45,代码来源:MesssagingUtility.cs

示例2: ToggleNightMode

        public async Task<ActionResult> ToggleNightMode()
        {
            // save changes
            using (var db = new whoaverseEntities())
            {
                var userPreferences = db.Userpreferences.Find(User.Identity.Name);

                if (userPreferences != null)
                {
                    // modify existing preferences
                    userPreferences.Night_mode = !userPreferences.Night_mode;

                    await db.SaveChangesAsync();
                    // apply theme change
                    Session["UserTheme"] = Utils.User.UserStylePreference(User.Identity.Name);
                }
                else
                {
                    // create a new record for this user in userpreferences table
                    var tmpModel = new Userpreference
                    {
                        Disable_custom_css = false,
                        //Since if user has no pref, they must have been on the light theme
                        Night_mode = true,
                        Clicking_mode = false,
                        Enable_adult_content = false,
                        Public_subscriptions = false,
                        Topmenu_from_subscriptions = false,
                        Username = User.Identity.Name
                    };
                    db.Userpreferences.Add(tmpModel);

                    await db.SaveChangesAsync();
                    // apply theme change
                    Session["UserTheme"] = Utils.User.UserStylePreference(User.Identity.Name);
                }
            }

            Response.StatusCode = 200;
            return Json("Toggled Night Mode", JsonRequestBehavior.AllowGet);
        }
开发者ID:SamHH,项目名称:voat,代码行数:41,代码来源:AccountController.cs

示例3: UserPreferences

        public async Task<ActionResult> UserPreferences([Bind(Include = "Disable_custom_css, Night_mode, OpenLinksInNewTab, Enable_adult_content, Public_subscriptions, Topmenu_from_subscriptions, Shortbio, Avatar")] UserPreferencesViewModel model)
        {
            // save changes
            using (var db = new whoaverseEntities())
            {
                var userPreferences = db.Userpreferences.Find(User.Identity.Name);

                if (userPreferences != null)
                {
                    // modify existing preferences
                    userPreferences.Disable_custom_css = model.Disable_custom_css;
                    userPreferences.Night_mode = model.Night_mode;
                    userPreferences.Clicking_mode = model.OpenLinksInNewTab;
                    userPreferences.Enable_adult_content = model.Enable_adult_content;
                    userPreferences.Public_subscriptions = model.Public_subscriptions;
                    userPreferences.Topmenu_from_subscriptions = model.Topmenu_from_subscriptions;

                    await db.SaveChangesAsync();
                    // apply theme change
                    Session["UserTheme"] = Utils.User.UserStylePreference(User.Identity.Name);
                }
                else
                {
                    // create a new record for this user in userpreferences table
                    var tmpModel = new Userpreference
                    {
                        Disable_custom_css = model.Disable_custom_css,
                        Night_mode = model.Night_mode,
                        Clicking_mode = model.OpenLinksInNewTab,
                        Enable_adult_content = model.Enable_adult_content,
                        Public_subscriptions = model.Public_subscriptions,
                        Topmenu_from_subscriptions = model.Topmenu_from_subscriptions,
                        Username = User.Identity.Name
                    };
                    db.Userpreferences.Add(tmpModel);

                    await db.SaveChangesAsync();
                    // apply theme change
                    Session["UserTheme"] = Utils.User.UserStylePreference(User.Identity.Name);
                }
            }

            //return RedirectToAction("Manage", new { Message = "Your user preferences have been saved." });
            return RedirectToAction("Manage");
        }
开发者ID:SamHH,项目名称:voat,代码行数:45,代码来源:AccountController.cs

示例4: UserPreferencesAbout

        public async Task<ActionResult> UserPreferencesAbout([Bind(Include = "Shortbio, Avatarfile")] UserAboutViewModel model)
        {
            // save changes
            using (var db = new whoaverseEntities())
            {
                var userPreferences = db.Userpreferences.Find(User.Identity.Name);
                var tmpModel = new Userpreference();

                if (userPreferences == null)
                {
                    // create a new record for this user in userpreferences table
                    tmpModel.Shortbio = model.Shortbio;
                    tmpModel.Username = User.Identity.Name;
                }

                if (model.Avatarfile != null && model.Avatarfile.ContentLength > 0)
                {
                    // check uploaded file size is < 300000 bytes (300 kilobytes)
                    if (model.Avatarfile.ContentLength < 300000)
                    {
                        try
                        {
                            using (var img = Image.FromStream(model.Avatarfile.InputStream))
                            {
                                if (img.RawFormat.Equals(ImageFormat.Jpeg) || img.RawFormat.Equals(ImageFormat.Png))
                                {
                                    // resize uploaded file
                                    var thumbnailResult = ThumbGenerator.GenerateAvatar(img, User.Identity.Name, model.Avatarfile.ContentType);
                                    if (thumbnailResult)
                                    {
                                        if (userPreferences == null)
                                        {
                                            tmpModel.Avatar = User.Identity.Name + ".jpg";
                                        }
                                        else
                                        {
                                            userPreferences.Avatar = User.Identity.Name + ".jpg";
                                        }
                                    }
                                    else
                                    {
                                        // unable to generate thumbnail
                                        ModelState.AddModelError("", "Uploaded file is not recognized as a valid image.");
                                        return RedirectToAction("Manage", new { Message = ManageMessageId.InvalidFileFormat });
                                    }
                                }
                                else
                                {
                                    // uploaded file was invalid
                                    ModelState.AddModelError("", "Uploaded file is not recognized as an image.");
                                    return RedirectToAction("Manage", new { Message = ManageMessageId.InvalidFileFormat });
                                }
                            }
                        }
                        catch (Exception)
                        {
                            // uploaded file was invalid
                            ModelState.AddModelError("", "Uploaded file is not recognized as an image.");
                            return RedirectToAction("Manage", new { Message = ManageMessageId.InvalidFileFormat });
                        }
                    }
                    else
                    {
                        // refuse to save the file and explain why
                        ModelState.AddModelError("", "Uploaded image may not exceed 300 kb, please upload a smaller image.");
                        return RedirectToAction("Manage", new { Message = ManageMessageId.UploadedFileToolarge });
                    }
                }

                if (userPreferences == null)
                {
                    db.Userpreferences.Add(tmpModel);
                    await db.SaveChangesAsync();
                }
                else
                {
                    userPreferences.Shortbio = model.Shortbio;
                    userPreferences.Username = User.Identity.Name;
                    await db.SaveChangesAsync();
                }

            }

            return RedirectToAction("Manage");
        }
开发者ID:SamHH,项目名称:voat,代码行数:85,代码来源:AccountController.cs


注:本文中的Voat.Models.whoaverseEntities.SaveChangesAsync方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。