static async Task ExecuteSwipeToDeleteCommand(string topic)
{
var opportunityModelToDelete = await OpportunityModelDatabase.GetOpportunityByTopic(topic).ConfigureAwait(false);
await OpportunityModelDatabase.DeleteItem(opportunityModelToDelete).ConfigureAwait(false);
await TriggerPullToRefresh().ConfigureAwait(false);
}
public OpportunitiesViewModel()
{
Task.Run(async() =>
{
// If the database is empty, initialize the database with dummy data
if (await OpportunityModelDatabase.GetNumberOfRowsAsync().ConfigureAwait(false) < 20)
{
await InitializeDataInDatabaseAsync().ConfigureAwait(false);
}
await RefreshOpportunitiesDataAsync().ConfigureAwait(false);
});
}
public OpportunitiesViewModel()
{
MessagingCenter.Subscribe <object>(this, "RefreshData", async(sender) =>
{
await RefreshOpportunitiesDataAsync();
});
Task.Run(async() =>
{
// If the database is empty, initialize the database with dummy data
if (await OpportunityModelDatabase.GetNumberOfRowsAsync() < 20)
{
await InitializeDataInDatabaseAsync();
}
await RefreshOpportunitiesDataAsync();
});
}
async Task InitializeDataInDatabaseAsync(int numberOfOpportunityModelsToGenerate = 20)
{
for (int i = 0; i < numberOfOpportunityModelsToGenerate; i++)
{
var tempModel = new OpportunityModel();
var rnd = new Random();
var companyIndex = rnd.Next(50);
var dbaIndex = rnd.Next(50);
var leaseAmount = rnd.Next(1000000);
var ownerIndex = rnd.Next(50);
var dayIndex = rnd.Next(1, 28);
var monthIndex = rnd.Next(1, 12);
var yearIndex = rnd.Next(2000, 2015);
var salesStageNumber = rnd.Next(2);
SalesStages salesStage;
switch (salesStageNumber)
{
case 0:
salesStage = SalesStages.New;
break;
case 1:
salesStage = SalesStages.Pending;
break;
default:
salesStage = SalesStages.Closed;
break;
}
tempModel.Topic = $"{i + 715003} / Investment Data Corp";
tempModel.Company = $"{LoremIpsumConstants.LoremIpsum.Substring(companyIndex, 10)}";
tempModel.DBA = $"{LoremIpsumConstants.LoremIpsum.Substring(dbaIndex, 10)}";
tempModel.LeaseAmount = leaseAmount;
tempModel.SalesStage = salesStage;
tempModel.Owner = $"{LoremIpsumConstants.LoremIpsum.Substring(ownerIndex, 10)}";
tempModel.DateCreated = new DateTime(yearIndex, monthIndex, dayIndex);
await OpportunityModelDatabase.SaveOpportunityAsync(tempModel);
}
}
async void HandleDeleteActionClicked(object sender, EventArgs e)
{
var menuItem = (MenuItem)sender;
var selectedModel = menuItem.BindingContext as OpportunityModel;
await OpportunityModelDatabase.DeleteItemAsync(selectedModel).ConfigureAwait(false);
//Wait for the iOS animation to finish
switch (Device.RuntimePlatform)
{
case Device.iOS:
await Task.Delay(250).ConfigureAwait(false);
break;
}
var navigationPage = Application.Current.MainPage as ShakeListenerNavigationPage;
var opportunitiesPage = navigationPage.CurrentPage as OpportunitiesPage;
var opportunitiesViewModel = opportunitiesPage.BindingContext as OpportunitiesViewModel;
opportunitiesViewModel.RefreshAllDataCommand?.Execute(null);
}
async Task ExecuteSaveButtonTapped()
{
if (Topic?.Length == 0 || Company?.Length == 0 || Owner?.Length == 0 || DBA?.Length == 0 || LeaseAmount == 0)
{
OnSaveError();
return;
}
DateCreated = DateTime.Now;
await OpportunityModelDatabase.SaveOpportunityAsync(new OpportunityModel
{
Topic = Topic,
Company = Company,
DBA = DBA,
LeaseAmount = LeaseAmount,
SalesStage = SalesStage,
Owner = Owner,
DateCreated = DateCreated
});
OnSaveToDatabaseCompleted();
}
public OpportunitiesViewCell()
{
var model = BindingContext as OpportunityModel;
#region Create Image
var beaconFundingImage = new Image
{
Source = "beaconfundingicon"
};
#endregion
#region Create Topic Stack
var topicLabel = new Label
{
Text = "Topic",
FontAttributes = FontAttributes.Bold
};
var topic = new Label();
topic.SetBinding(Label.TextProperty, nameof(model.Topic));
var topicStack = new StackLayout
{
Children =
{
topicLabel,
topic
}
};
#endregion
#region Create Company
var companyLabel = new Label
{
Text = "Company",
FontAttributes = FontAttributes.Bold
};
var company = new Label();
company.SetBinding(Label.TextProperty, nameof(model.Company));
var companyStack = new StackLayout
{
Children =
{
companyLabel,
company
}
};
#endregion
#region Create LeaseAmount
var leaseAmountLabel = new Label
{
Text = "LeaseAmount",
FontAttributes = FontAttributes.Bold
};
var leaseAmount = new Label();
leaseAmount.SetBinding(Label.TextProperty, nameof(model.LeaseAmountAsCurrency));
var leaseAmountStack = new StackLayout
{
Children =
{
leaseAmountLabel,
leaseAmount
}
};
#endregion
#region Create LeaseAmount
var ownerLabel = new Label
{
Text = "Owner",
FontAttributes = FontAttributes.Bold
};
var owner = new Label();
owner.SetBinding(Label.TextProperty, nameof(model.Owner));
var ownerStack = new StackLayout
{
Children =
{
ownerLabel,
owner
}
};
#endregion
#region Create MenuItem
var deleteAction = new MenuItem
{
Text = "Delete",
IsDestructive = true
};
deleteAction.Clicked += async(sender, e) =>
{
var menuItem = (MenuItem)sender;
OpportunityModel thisModel = ((OpportunityModel)menuItem.BindingContext);
await OpportunityModelDatabase.DeleteItemAsync(thisModel);
//Wait for the iOS animation to finish
switch (Device.RuntimePlatform)
{
case Device.iOS:
await Task.Delay(300);
break;
}
MessagingCenter.Send <object>(this, "RefreshData");
};
ContextActions.Add(deleteAction);
#endregion
StackLayout cellStack;
#region Create Cell Horizontal StackLayout for Phone
if (Device.Idiom == TargetIdiom.Phone)
{
topic.LineBreakMode = LineBreakMode.NoWrap;
cellStack = new StackLayout
{
HorizontalOptions = LayoutOptions.Fill,
Padding = 10,
Spacing = 20,
Orientation = StackOrientation.Horizontal,
Children =
{
beaconFundingImage,
topicStack
}
};
}
#endregion
#region Create Cell Horizontal StackLayout for Tablet or Desktop
else
{
cellStack = new StackLayout
{
HorizontalOptions = LayoutOptions.Fill,
Padding = 10,
Spacing = 20,
Orientation = StackOrientation.Horizontal,
Children =
{
beaconFundingImage,
topicStack,
companyStack,
leaseAmountStack,
ownerStack
}
};
}
#endregion
View = cellStack;
}
public async Task RefreshOpportunitiesDataAsync()
{
AllOpportunitiesData = await OpportunityModelDatabase.GetAllOpportunityDataAsync_OldestToNewest();
}