Merge pull request #4 from Codaea/copilot/fix-e36851cb-ba18-4737-9684-70cef7d240d9

Add quantity option to print multiple copies of receipts

Author: Codaea

README.md

@@ -70,6 +70,7 @@ http://localhost:5010
 **Request Body:**
 ```json
 {
+  "quantity": 2,
   "receipt": [
     {
       "type": "line",
@@ -88,7 +89,9 @@ http://localhost:5010
 }
 ```
 
-The `receipt` field is an array of print command objects. Each command represents a different element to print.
+**Parameters:**
+- `quantity` (integer, optional): Number of copies to print. Defaults to 1 if not specified.
+- `receipt` (array): Array of print command objects. Each command represents a different element to print.
 
 ## Print Command Types
 
@@ -228,6 +231,7 @@ Here's a complete example that demonstrates printing a receipt with multiple ele
 
 ```json
 {
+  "quantity": 1,
   "receipt": [
     {
       "type": "line",

go.mod

@@ -3,6 +3,7 @@ module github.com/codaea/simpleprint
 go 1.23.5
 
 require (
+	github.com/gin-contrib/cors v1.7.6
 	github.com/gin-gonic/gin v1.10.1
 	github.com/joho/godotenv v1.5.1
 	github.com/makeworld-the-better-one/dither/v2 v2.4.0
@@ -16,17 +17,16 @@ require (
 	github.com/bytedance/sonic v1.13.3 // indirect
 	github.com/bytedance/sonic/loader v0.2.4 // indirect
 	github.com/cloudwego/base64x v0.1.5 // indirect
-	github.com/cloudwego/iasm v0.2.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.9 // indirect
-	github.com/gin-contrib/cors v1.7.6 // indirect
 	github.com/gin-contrib/sse v1.1.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.26.0 // indirect
 	github.com/goccy/go-json v0.10.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
+	github.com/kr/text v0.2.0 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect

go.sum

@@ -2,58 +2,51 @@ github.com/bjarneh/latinx v0.0.0-20120329061922-4dfe9ba2a293 h1:kQGfMtLkjk7aSGf4
 github.com/bjarneh/latinx v0.0.0-20120329061922-4dfe9ba2a293/go.mod h1:HdstVrPoCN+CT+wHjeU6juUog6IM+EShcDoARBbc7cU=
 github.com/boombuler/barcode v1.0.2 h1:79yrbttoZrLGkL/oOI8hBrUKucwOL0oOjUgEguGMcJ4=
 github.com/boombuler/barcode v1.0.2/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
-github.com/bytedance/sonic v1.11.6 h1:oUp34TzMlL+OY1OUWxHqsdkgC/Zfc85zGqw9siXjrc0=
-github.com/bytedance/sonic v1.11.6/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4=
 github.com/bytedance/sonic v1.13.3 h1:MS8gmaH16Gtirygw7jV91pDCN33NyMrPbN7qiYhEsF0=
 github.com/bytedance/sonic v1.13.3/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
-github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM=
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-github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/0Y=
-github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
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 github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
-github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM=
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 github.com/klauspost/cpuid/v2 v2.2.10 h1:tBs3QSyvjDyFTq3uoc/9xFpCuOsJQFNPiAhYdw2skhE=
 github.com/klauspost/cpuid/v2 v2.2.10/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
 github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M=
+github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
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@@ -67,63 +60,44 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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-github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
-github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
 github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
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-google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
-google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
 google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=
-rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

handlers.go

@@ -75,45 +75,51 @@ func handlePrint(c *gin.Context) {
 		return
 	}
 	fmt.Println(req.Receipt)
+	fmt.Printf("Printing %d copies\n", req.Quantity)
 
-	// Process each receipt item
-	for _, item := range req.Receipt {
-		fmt.Printf("Printing Line %v\n", item)
-		switch v := item.(type) {
-		case Line:
-			// Print line
-			p.Font(v.Font.ToEscposFont())
-			p.Align(v.Alignment.ToEscposAlignment())
-			p.Size(uint8(v.FontSize), uint8(v.FontSize))
-			p.Underline(v.Underline)
-			p.PrintLn(v.Content)
-		case Text:
-			// Print text (similar to line)
-			p.Font(v.Font.ToEscposFont())
-			p.Align(v.Alignment.ToEscposAlignment())
-			p.Size(uint8(v.FontSize), uint8(v.FontSize))
-			p.Underline(v.Underline)
-			p.Print(v.Content)
-		case Feed:
-			// Feed lines
-			p.Feed(v.Lines)
-		case Barcode:
-			p.Align(escpos.AlignCenter)
-			err := p.Barcode(v.Code, v.BarcodeType.ToEscposBarcodeType())
-			if err != nil {
-				fmt.Printf("Error printing barcode: %v\n", err)
+	// Print the specified number of copies
+	for copy := 0; copy < req.Quantity; copy++ {
+		fmt.Printf("Printing copy %d of %d\n", copy+1, req.Quantity)
+		
+		// Process each receipt item
+		for _, item := range req.Receipt {
+			fmt.Printf("Printing Line %v\n", item)
+			switch v := item.(type) {
+			case Line:
+				// Print line
+				p.Font(v.Font.ToEscposFont())
+				p.Align(v.Alignment.ToEscposAlignment())
+				p.Size(uint8(v.FontSize), uint8(v.FontSize))
+				p.Underline(v.Underline)
+				p.PrintLn(v.Content)
+			case Text:
+				// Print text (similar to line)
+				p.Font(v.Font.ToEscposFont())
+				p.Align(v.Alignment.ToEscposAlignment())
+				p.Size(uint8(v.FontSize), uint8(v.FontSize))
+				p.Underline(v.Underline)
+				p.Print(v.Content)
+			case Feed:
+				// Feed lines
+				p.Feed(v.Lines)
+			case Barcode:
+				p.Align(escpos.AlignCenter)
+				err := p.Barcode(v.Code, v.BarcodeType.ToEscposBarcodeType())
+				if err != nil {
+					fmt.Printf("Error printing barcode: %v\n", err)
+				}
+			case QRCode:
+				// Print QR code
+				p.Align(escpos.AlignCenter)
+				p.QR(v.Code, v.Size)
+			case Image:
+				// Print image (you'll need to decode base64 and process)
+				p.Align(v.Alignment.ToEscposAlignment())
+				p.Image(processImage(v))
 			}
-		case QRCode:
-			// Print QR code
-			p.Align(escpos.AlignCenter)
-			p.QR(v.Code, v.Size)
-		case Image:
-			// Print image (you'll need to decode base64 and process)
-			p.Align(v.Alignment.ToEscposAlignment())
-			p.Image(processImage(v))
 		}
-	}
 
-	p.Cut()
+		p.Cut()
+	}
 	c.JSON(200, gin.H{"success": true})
 }