public StatementData Create(Invoice invoice, List <Play> plays)
{
var result = new StatementData
{
Customer = invoice.Customer,
Performances = EnrichPerformance(invoice.Performances, plays)
};
result.TotalAumont = CalculateTotalAumont(result);
result.TotalVolumeCredits = CalculateTotalVolumeCredits(result);
return(result);
}
public string RenderPlainText(StatementData data)
{
var result = $"Statement for { data.Customer}\n";
foreach (var perf in data.Performances)
{
// print line for this order
result += $" { perf.Play.Name}: { Usd(perf.Aumont / 100)} ({ perf.Performance.Audience} seats)\n";
}
result += $"Amount owed is { Usd(data.TotalAumont / 100) }\n";
result += $"You earned { data.TotalVolumeCredits } credits\n";
return(result);
}
public string RenderHtml(StatementData data)
{
var result = $"<h1> Statement for { data.Customer }</h1>\n";
result += "<table>\n";
result += "<tr><th>play</th><th>seats</th><th>cost</th></tr>";
foreach (var perf in data.Performances)
{
result += $"<tr><td>{ perf.Play.Name}</td><td>{ perf.Performance.Audience}</td>";
result += $"<td>{ Usd(perf.Aumont)}</td></tr>\n";
}
result += "</table>\n";
result += $"<p> Amount owed is <em> { Usd(data.TotalAumont)} </em></p>\n";
result += $"<p> You earned <em> { data.TotalVolumeCredits} </em> credits </p>\n";
return(result);
}
private decimal CalculateTotalAumont(StatementData data)
{
return(data.Performances.Sum(x => x.Aumont));
}
private decimal CalculateTotalVolumeCredits(StatementData data)
{
return(data.Performances.Sum(x => x.VolumeCredits));
}