void FilterIntoEmotions()
{
int index = 0, sub = 0;
DateTime now = DateTime.Now.Date;
DateTime date = now;
Emotion emotion = Emotion.None;
List <Emotion> emotions = DreamsAPI.GetEmotions();
for (index = 0; index < emotions.Count; index++)
{
emotion = emotions[index];
ObservableCollection <ChartDataPoint> points = new ObservableCollection <ChartDataPoint>();
for (sub = 6; sub >= 0; sub--)
{
date = now.AddDays(-sub);
points.Add(new ChartDataPoint(date, new List <DreamRecord>(from rec in DreamsAPI.GetRecords()
where rec.DateRecorded.Date == date.Date && rec.Emotion == emotion
select rec).Count));
}
if (_seriesData.ContainsKey(emotion))
{
_seriesData[emotion] = points;
}
else
{
_seriesData.Add(emotion, points);
}
}
}
public App()
{
DreamsAPI.Initialize();
// The root page of your application
MainPage = new NavigationPage(new HomePage())
{
BarBackgroundColor = Colors.DreamBlue,
BarTextColor = Color.White
};
}
public JournalPage()
{
Title = "Dream Journal";
NavigationPage.SetBackButtonTitle(this, "Journal");
DateTime now = DateTime.UtcNow;
DateTime start = DreamsAPI.InstallDate;
_months = new ObservableCollection <JournalMonth>();
IEnumerable <DreamRecord> records = DreamsAPI.GetRecords();
//Console.WriteLine(start);
while (start <= now)
{
Console.WriteLine($"{start}");
JournalMonth jMonth = new JournalMonth()
{
Date = start
};
jMonth.Records = new ObservableCollection <DreamRecord>(from rec in records
where rec.DateRecorded.Month == start.Month && rec.DateRecorded.Year == start.Year
select rec);
jMonth.RecordCount = jMonth.Records.Count;
_months.Add(jMonth);
start = start.AddMonths(1);
}
ListView list = new ListView()
{
SeparatorVisibility = SeparatorVisibility.None
};
list.ItemsSource = _months;
list.ItemTemplate = new DataTemplate(typeof(JournalMonthCell));
list.ItemTapped += MonthTapped;
StackLayout layout = new StackLayout()
{
Children =
{
list
}
};
Content = layout;
}
SfChart CreateChart(JournalMonth month)
{
_points = new ObservableCollection <ChartDataPoint>();
SfChart chart = new SfChart()
{
HeightRequest = 250
};
chart.Title.Text = "Monthly Emotion Overview";
PieSeries series = new PieSeries()
{
XBindingPath = "Emotion",
YBindingPath = "Value"
};
series.ColorModel.Palette = ChartColorPalette.Custom;
series.DataMarker = new ChartDataMarker();
series.DataMarkerPosition = CircularSeriesDataMarkerPosition.OutsideExtended;
series.DataMarker.LabelContent = LabelContent.Percentage;
series.ColorModel.CustomBrushes.Clear();
chart.Legend = new ChartLegend();
Emotion emotion = Emotion.None;
List <Emotion> emotions = DreamsAPI.GetEmotions();
for (int index = 0; index < emotions.Count; index++)
{
emotion = emotions[index];
List <DreamRecord> records = new List <DreamRecord>(from rec in month.Records
where rec.Emotion == emotion
select rec);
_points.Add(new ChartDataPoint(emotion.ToString(), records.Count));
series.ColorModel.CustomBrushes.Add(DreamsAPI.GetEmotionColor(emotion));
}
series.ItemsSource = _points;
chart.Series.Add(series);
return(chart);
}
void OnSearchBarButtonPressed(object sender, EventArgs args)
{
SearchBar bar = (SearchBar)sender;
string text = bar.Text;
_tags = text.Split(',');
if (_list.Count > 0)
{
_list.Clear();
}
List <DreamRecord> records = DreamsAPI.GetDreamsWithTag(text);
for (int index = 0; index < records.Count; index++)
{
_list.Add(records[index]);
}
}
protected override void OnStart()
{
DreamsAPI.SetupInstallDate();
}
SfChart CreateWeeklyChart()
{
FilterIntoEmotions();
SfChart chart = new SfChart()
{
HeightRequest = 250
};
chart.Title.Text = "Your Last Seven Days";
//Initializing Primary Axis
DateTimeAxis primaryAxis = new DateTimeAxis()
{
Interval = 1,
IntervalType = DateTimeIntervalType.Days,
ShowMajorGridLines = false,
ShowMinorGridLines = false
};
primaryAxis.LabelStyle.LabelFormat = "MMM dd";
primaryAxis.Title = new ChartAxisTitle()
{
Text = "Day",
};
chart.PrimaryAxis = primaryAxis;
//Initializing Secondary Axis
NumericalAxis secondaryAxis = new NumericalAxis()
{
Interval = 1,
ShowMinorGridLines = false
};
secondaryAxis.Title = new ChartAxisTitle()
{
Text = "Num. Dreams",
};
chart.SecondaryAxis = secondaryAxis;
chart.Legend = new ChartLegend();
foreach (KeyValuePair <Emotion, ObservableCollection <ChartDataPoint> > pair
in _seriesData)
{
StackingColumnSeries series = new StackingColumnSeries()
{
ItemsSource = pair.Value,
XBindingPath = "Day",
YBindingPath = "Value",
Color = DreamsAPI.GetEmotionColor(pair.Key),
Label = pair.Key.ToString()
};
chart.Series.Add(series);
}
return(chart);
}
public DreamRecordPage(DreamRecord record, bool newRecord)
{
_previousRecord = new DreamRecord(record);
Entry title = new Entry()
{
Placeholder = "Enter title...",
HeightRequest = 50
};
title.BindingContext = record;
title.SetBinding(Entry.TextProperty, "Title");
Label descLabel = new Label()
{
Text = "Description",
HorizontalTextAlignment = TextAlignment.Center,
FontAttributes = FontAttributes.Bold,
};
Editor description = new Editor()
{
//HeightRequest = 250,
BackgroundColor = Color.Gray,
VerticalOptions = LayoutOptions.FillAndExpand
};
description.BindingContext = record;
description.SetBinding(Editor.TextProperty, "Description");
DatePicker datePicker = new DatePicker()
{
Format = "D"
};
datePicker.BindingContext = record;
datePicker.SetBinding(DatePicker.DateProperty, "DateRecorded");
DateTime now = DateTime.Now;
if (newRecord)
{
datePicker.Date = now;
}
else
{
datePicker.Date = record.DateRecorded;
}
datePicker.MinimumDate = datePicker.Date.AddYears(-1);
datePicker.MaximumDate = now;
Picker picker = new Picker()
{
Title = "Emotion"
};
picker.SelectedIndexChanged += (object sender, EventArgs e) =>
{
if (picker.SelectedIndex != -1)
{
record.Emotion = (Emotion)picker.SelectedIndex;
}
};
List <Emotion> emotions = DreamsAPI.GetEmotions();
for (int index = 0; index < emotions.Count; index++)
{
picker.Items.Add((emotions[index]).ToString());
}
picker.SelectedIndex = (int)record.Emotion;
Entry tags = new Entry()
{
Placeholder = "Enter comma separated tags",
HeightRequest = 50,
};
tags.BindingContext = record;
tags.SetBinding(Entry.TextProperty, "Tags");
Button submit = new Button();
if (newRecord)
{
submit.Text = ADD;
}
else
{
submit.Text = UPDATE;
}
submit.Clicked += async(object sender, EventArgs e) =>
{
if (newRecord)
{
DreamsAPI.SaveRecord(record);
MessagingCenter.Send <DreamRecordPage, DreamRecord>(this, "NewRecord", record);
}
else
{
try
{
DreamsAPI.SaveRecord(record);
if ((_previousRecord.DateRecorded != record.DateRecorded ||
_previousRecord.Emotion != record.Emotion) && recordUpdated != null)
{
recordUpdated(_previousRecord, record);
}
}
catch (Exception er)
{
Console.WriteLine(er.Message);
}
}
await Navigation.PopAsync();
};
StackLayout descStack = new StackLayout()
{
Children =
{
descLabel,
description,
},
VerticalOptions = LayoutOptions.FillAndExpand
};
StackLayout bottomStack = new StackLayout()
{
Children =
{
datePicker,
picker,
tags,
submit
},
VerticalOptions = LayoutOptions.End
};
StackLayout layout = new StackLayout()
{
Children =
{
title,
descStack,
bottomStack
}
};
Content = layout;
}
