private void GenerateMarkdownAlignment(StringBuilder text, ReportGrouping grouping, List <ReportColumn> columns)
{
text.Append(Separators.Markdown.First);
var first = true;
switch (grouping)
{
case ReportGrouping.Monthly:
case ReportGrouping.Yearly:
text.Append(" ---: ");
first = false;
break;
case ReportGrouping.NotGrouped:
break;
default:
throw new ArgumentOutOfRangeException(nameof(grouping), grouping.ToString());
}
foreach (var column in columns)
{
if (first)
{
first = false;
}
else
{
text.Append(Separators.Markdown.Middle);
}
switch (column.Alignment)
{
case ReportColumnAlignment.Left:
text.Append(" :--- ");
break;
case ReportColumnAlignment.Right:
text.Append(" ---: ");
break;
case ReportColumnAlignment.Center:
text.Append(" :---: ");
break;
default:
throw new ArgumentOutOfRangeException(nameof(column.Alignment), column.Alignment.ToString());
}
}
text.AppendLine(Separators.Markdown.Last);
}
private void GenerateData(StringBuilder text, ReportGrouping grouping, List <ReportColumn> columns, Separators separators)
{
var groups = GetGroups(grouping).ToList();
foreach (var group in groups)
{
var first = true;
text.Append(separators.First);
switch (grouping)
{
case ReportGrouping.Monthly:
text.Append($"{group.Period}");
first = false;
break;
case ReportGrouping.Yearly:
text.Append($"{group.Period}");
first = false;
break;
case ReportGrouping.NotGrouped:
break;
default:
throw new ArgumentOutOfRangeException(nameof(grouping), grouping.ToString());
}
foreach (var column in columns)
{
if (first)
{
first = false;
}
else
{
text.Append(separators.Middle);
}
text.Append($"{column.FormatValue(group.GetValue(column))}");
column.Accumulate(group);
}
text.AppendLine(separators.Last);
}
}
private void GenerateFooterSum(StringBuilder text, ReportGrouping grouping, List <ReportColumn> columns, Separators separators)
{
if (!columns.Any(c => c.CalculateSum))
{
return;
}
var first = true;
text.Append(separators.First);
switch (grouping)
{
case ReportGrouping.Monthly:
case ReportGrouping.Yearly:
text.Append("Sum");
first = false;
break;
case ReportGrouping.NotGrouped:
break;
default:
throw new ArgumentOutOfRangeException(nameof(grouping), grouping.ToString());
}
foreach (var column in columns)
{
if (first)
{
first = false;
}
else
{
text.Append(separators.Middle);
}
if (column.CalculateSum)
{
text.Append($"{column.FormatValue(column.Sum)}");
}
}
text.AppendLine(separators.Last);
}
private IEnumerable <ReportGroup <T> > GetGroups(ReportGrouping grouping)
{
switch (grouping)
{
case ReportGrouping.Monthly:
var month = 0;
foreach (var group in _data.Select(c => new ReportGroup <T>(c, month++)))
{
yield return(group);
}
break;
case ReportGrouping.Yearly:
if (_data.Count > 0)
{
var year = 0;
yield return(new ReportGroup <T>(_data[0], year++));
const int size = 12;
for (var i = 1; i < _data.Count; i += size)
{
yield return(new ReportGroup <T>(_data.GetRange(i, Math.Min(size, _data.Count - i)), year++));
}
}
break;
case ReportGrouping.NotGrouped:
foreach (var group in _data.Select(c => new ReportGroup <T>(c)))
{
yield return(group);
}
break;
default:
throw new ArgumentOutOfRangeException(nameof(grouping), grouping.ToString());
}
}
private void GenerateHeaders(StringBuilder text, ReportGrouping grouping, List <ReportColumn> columns, Separators separators)
{
var first = true;
text.Append(separators.First);
switch (grouping)
{
case ReportGrouping.Monthly:
text.Append("Month");
first = false;
break;
case ReportGrouping.Yearly:
text.Append("Year");
first = false;
break;
case ReportGrouping.NotGrouped:
break;
default:
throw new ArgumentOutOfRangeException(nameof(grouping), grouping.ToString());
}
foreach (var column in columns)
{
if (first)
{
first = false;
}
else
{
text.Append(separators.Middle);
}
text.Append($"{column.Name}");
}
text.AppendLine(separators.Last);
}
