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print server with new concept

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This commit is contained in:
EugeneTes
2026-01-16 12:00:24 +01:00
parent 147265358f
commit 5229cac987
30 changed files with 694 additions and 217 deletions
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27
Inspectron.Epson/PrintServer/Printers/Utils/OrderItems/Models.cs Normal file
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namespace Inspectron.Epson.PrintServer.Printers.Utils.OrderItems;
public class OrderItemsReceipt
{
public string OrderNumber { get; set; }
public string QRInfo { get; set; }
public DateTime DateTime { get; set; }
public string ClientNotes { get; set; }
public List<OrderItem> Items { get; set; } = new List<OrderItem>();
}
public class OrderItem
{
public int Number { get; set; }
public string Name { get; set; }
public int Quantity { get; set; }
public string Size { get; set; }
public List<string> SubItems { get; set; } = new List<string>();
public ItemModifications Modifications { get; set; }
public string Comment { get; set; }
}
public class ItemModifications
{
public List<string> Removed { get; set; } = new List<string>();
public List<string> Added { get; set; } = new List<string>();
}

183
Inspectron.Epson/PrintServer/Printers/Utils/OrderItems/ReceiptConverter.cs Normal file
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namespace Inspectron.Epson.PrintServer.Printers.Utils.OrderItems;
public class ReceiptConverter
{
private readonly int _lineWidth;
private readonly int _bigFontLineWidth;
public ReceiptConverter(int lineWidth = 42, int bigFontLineWidth = 21)
{
_lineWidth = lineWidth;
_bigFontLineWidth = bigFontLineWidth;
}
public List<PrintCommand> ConvertToPrintCommands(OrderItemsReceipt receipt)
{
var commands = new List<PrintCommand>();
// Header box
AddHeaderBox(commands, receipt);
// Client Notes
if (!string.IsNullOrEmpty(receipt.ClientNotes))
{
commands.Add(new PrintCommand($"|Client Notes: {receipt.ClientNotes}"));
}
// Separator line
commands.Add(new PrintCommand(new string('-', _lineWidth)));
// Items
foreach (var item in receipt.Items)
{
commands.Add(new PrintCommand(""));
AddOrderItem(commands, item);
}
return commands;
}
private void AddHeaderBox(List<PrintCommand> commands, OrderItemsReceipt receipt)
{
// Column widths (fixed proportions)
int col1Width = 8; // Order column
int col3Width = 12; // Date/Time column
int col2Width = _lineWidth - col1Width - col3Width - 4; // QR column (4 for borders |)
// Prepare column content with labels on first line, values on subsequent lines
var col1Lines = new List<string> { "Order:" };
col1Lines.AddRange(WrapText($"#{receipt.OrderNumber}", col1Width));
var col2Lines = new List<string> { "QR:" };
col2Lines.AddRange(WrapText(receipt.QRInfo, col2Width));
var col3Lines = new List<string>
{
$"{receipt.DateTime:dd.MM.yyyy}",
$"{receipt.DateTime:HH:mm:ss}"
};
// Determine max rows needed
int maxRows = Math.Max(Math.Max(col1Lines.Count, col2Lines.Count), col3Lines.Count);
// Pad columns to have equal rows
while (col1Lines.Count < maxRows) col1Lines.Add("");
while (col2Lines.Count < maxRows) col2Lines.Add("");
while (col3Lines.Count < maxRows) col3Lines.Add("");
// Top border
commands.Add(new PrintCommand("+" + new string('-', col1Width) + "+" + new string('-', col2Width) + "+" + new string('-', col3Width) + "+"));
// Content rows
for (int i = 0; i < maxRows; i++)
{
string row = "|" +
CenterInWidth(col1Lines[i], col1Width) + "|" +
CenterInWidth(col2Lines[i], col2Width) + "|" +
CenterInWidth(col3Lines[i], col3Width) + "|";
commands.Add(new PrintCommand(row, isBold: i == 0));
}
// Bottom border
commands.Add(new PrintCommand("+" + new string('-', col1Width) + "+" + new string('-', col2Width) + "+" + new string('-', col3Width) + "+"));
}
private List<string> WrapText(string text, int maxWidth)
{
var lines = new List<string>();
if (string.IsNullOrEmpty(text))
{
lines.Add("");
return lines;
}
// Trim to fit within column
while (text.Length > 0)
{
if (text.Length <= maxWidth)
{
lines.Add(text);
break;
}
// Find a good break point (prefer space)
int breakPoint = text.LastIndexOf(' ', Math.Min(maxWidth, text.Length - 1));
if (breakPoint <= 0 || breakPoint > maxWidth)
{
breakPoint = maxWidth;
}
lines.Add(text.Substring(0, breakPoint).TrimEnd());
text = text.Substring(breakPoint).TrimStart();
}
return lines;
}
private void AddOrderItem(List<PrintCommand> commands, OrderItem item)
{
// Main item line: "1 Item Name x1" or "3 Item Name Size: L x2"
string numberPart = $"{item.Number}";
string namePart = item.Name;
string quantityPart = $"x{item.Quantity}";
string sizePart = "";
if (!string.IsNullOrEmpty(item.Size))
{
sizePart = $"Size: {item.Size} ";
}
string rightPart = sizePart + quantityPart;
int spacesNeeded = _lineWidth - numberPart.Length - 1 - namePart.Length - rightPart.Length;
if (spacesNeeded < 1) spacesNeeded = 1;
string mainLine = numberPart + " " + namePart + new string(' ', spacesNeeded) + rightPart;
commands.Add(new PrintCommand(mainLine));
// Sub-items
foreach (var subItem in item.SubItems)
{
commands.Add(new PrintCommand($" - {subItem}"));
}
// Modifications
if (item.Modifications != null && (item.Modifications.Removed.Any() || item.Modifications.Added.Any()))
{
commands.Add(new PrintCommand(" Change of"));
commands.Add(new PrintCommand(" Ingredients:"));
foreach (var removed in item.Modifications.Removed)
{
commands.Add(new PrintCommand($" - {removed}"));
}
foreach (var added in item.Modifications.Added)
{
commands.Add(new PrintCommand($" + {added}"));
}
}
// Comment
if (!string.IsNullOrEmpty(item.Comment))
{
commands.Add(new PrintCommand($" Comment: {item.Comment}"));
}
}
private string CenterInWidth(string text, int width)
{
if (string.IsNullOrEmpty(text))
return new string(' ', width);
if (text.Length >= width)
return text.Substring(0, width);
int totalPadding = width - text.Length;
int leftPadding = totalPadding / 2;
int rightPadding = totalPadding - leftPadding;
return new string(' ', leftPadding) + text + new string(' ', rightPadding);
}
}