implement dummy printer
This commit is contained in:
@@ -3,6 +3,7 @@ package controllers
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import (
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"fmt"
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"net/http"
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"strconv"
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"example.com/gin/test/models"
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"example.com/gin/test/repositories"
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@@ -11,7 +12,8 @@ import (
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type PrintController interface {
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PrintVariantView(*gin.Context)
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PrintVariantHandler(*gin.Context)
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PrintCartView(*gin.Context)
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PrintHandler(*gin.Context)
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}
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type printController struct{}
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@@ -25,12 +27,14 @@ func (rc *printController) PrintVariantView(c *gin.Context) {
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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shopItem, err := repositories.ShopItems.GetById(fmt.Sprintf("%v", variant.ShopItemID))
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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type ShopItemVariantPair struct {
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@@ -49,27 +53,86 @@ func (rc *printController) PrintVariantView(c *gin.Context) {
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c.HTML(http.StatusOK, "printvariant.html", data)
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}
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func (rc *printController) PrintVariantHandler(c *gin.Context) {
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err := repositories.ShopItems.DeleteById(c.Param("id"))
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func (rc *printController) PrintCartView(c *gin.Context) {
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sessionId := GetSessionId(c)
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cartItems, err := repositories.CartItems.GetAllBySession(sessionId)
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if err != nil {
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data := CreateSessionData(c, gin.H{
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"error": err,
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"success": "",
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})
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c.HTML(http.StatusOK, "deleteitem.html", data)
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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shopItems, _ := repositories.ShopItems.GetAll()
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fmt.Println(len(shopItems))
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type ShopItemVariantPair struct {
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ShopItem models.ShopItem
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ItemVariant models.ItemVariant
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}
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var items []ShopItemVariantPair
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for _, cartItem := range cartItems {
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items = append(items, ShopItemVariantPair{ShopItem: cartItem.ShopItem, ItemVariant: cartItem.ItemVariant})
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}
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data := CreateSessionData(c, gin.H{
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"title": "shopItem Page",
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"shopItems": shopItems,
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"itemVariants": items,
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})
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fmt.Println(data)
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c.HTML(http.StatusOK, "index.html", data)
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c.HTML(http.StatusOK, "printvariant.html", data)
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}
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func (rc *printController) PrintHandler(c *gin.Context) {
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variantIds := c.PostFormArray("variant-id[]")
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variantAmounts := c.PostFormArray("variant-amount[]")
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variantCoverPages := c.PostFormArray("variant-coverpage[]")
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if len(variantIds) != len(variantAmounts) || len(variantIds) != len(variantCoverPages) {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": "Invalid arguments"}})
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return
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}
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var printJobs []models.PrintJob
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for idx := range variantIds {
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variant, err := repositories.ShopItems.GetVariantById(variantIds[idx])
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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shopItem, err := repositories.ShopItems.GetById(fmt.Sprintf("%v", variant.ShopItemID))
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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coverPage := false
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if variantCoverPages[idx] == "1" {
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coverPage = true
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}
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variantAmount, err := strconv.Atoi(variantAmounts[idx])
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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printJob, err := models.NewPrintJob(shopItem, variant, coverPage, uint(variantAmount))
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if err != nil {
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c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
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return
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}
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printJobs = append(printJobs, printJob)
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}
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executeJobs := func() {
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for _, printJob := range printJobs {
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printJob.Execute()
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}
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}
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go executeJobs()
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c.HTML(http.StatusOK, "index.html", nil)
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}
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4
main.go
4
main.go
@@ -83,7 +83,9 @@ func main() {
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viewRoutes.GET("/shopitems/:id/delete", authValidator.RequireAuth, shopItemController.DeleteItemView)
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viewRoutes.POST("/shopitems/:id/delete", authValidator.RequireAuth, shopItemController.DeleteItemHandler)
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viewRoutes.GET("/variant/:id/print", authValidator.RequireAuth, printController.PrintVariantView)
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viewRoutes.POST("/variant/:id/print", authValidator.RequireAuth, printController.PrintVariantHandler)
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viewRoutes.GET("/cart/print", authValidator.RequireAuth, printController.PrintCartView)
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viewRoutes.POST("/print", authValidator.RequireAuth, printController.PrintHandler)
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viewRoutes.GET("/tags", authValidator.RequireAuth, shopItemController.TagView)
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viewRoutes.POST("/tags/:id", authValidator.RequireAuth, shopItemController.TagHandler)
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viewRoutes.POST("/tags", authValidator.RequireAuth, shopItemController.AddTagHandler)
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55
models/printer.go
Normal file
55
models/printer.go
Normal file
@@ -0,0 +1,55 @@
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package models
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import (
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"fmt"
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)
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type PrintOption string
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const (
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CoverPage PrintOption = "-o FrontCoverPage=Printed -o FrontCoverTray=BypassTray -o InputSlot=Tray1"
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Colored PrintOption = "-o SelectColor=Color"
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Grayscale PrintOption = "-o SelectColor=Grayscale"
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)
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type PrintJob struct {
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Pdf string
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Amount uint
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Options []PrintOption
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}
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func NewPrintJob(shopItem ShopItem, variant ItemVariant, coverPage bool, amount uint) (PrintJob, error) {
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if shopItem.Pdf == "" {
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return PrintJob{}, fmt.Errorf("ShopItem has no PDF assigned")
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}
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if amount > 100 {
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return PrintJob{}, fmt.Errorf("Amount to big. This is denied for security reasons")
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}
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var result PrintJob
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result.Pdf = shopItem.Pdf
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result.Amount = amount
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if variant.Name == "Colored" {
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result.Options = append(result.Options, Colored)
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}
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if coverPage {
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result.Options = append(result.Options, CoverPage)
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}
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return result, nil
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}
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func (p *PrintJob) Execute() error {
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baseCommand := "lp -p KONICA_MINOLTA_KONICA_MINOLTA_bizhub_C258/Booklet "
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baseCommand += fmt.Sprintf("-n %v ", p.Amount)
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for _, option := range p.Options {
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baseCommand += fmt.Sprintf(" %v ", option)
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}
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fmt.Println(baseCommand)
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return nil
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}
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@@ -17,52 +17,47 @@
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</p>
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<form action="#" method="POST">
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<table class="w-full text-left font-medium text-gray-900 dark:text-white ">
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<tbody class="divide-y divide-gray-200 dark:divide-gray-800">
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{{ range .data.itemVariants }}
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<tr>
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<form action="/print" method="POST">
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<table class="w-full text-left font-medium text-gray-900 dark:text-white">
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<tbody class="divide-y divide-gray-200 dark:divide-gray-800">
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{{ range .data.itemVariants }}
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<tr>
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<input type="hidden" name="variant-id[]" value="{{ .ItemVariant.ID }}" required>
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<td class="whitespace-nowrap py-4">
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<div class="flex items-center gap-4">
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<a href="/shopitems/{{ .ItemVariant.ShopItemID }}" class="flex items-center aspect-square w-8 h-10 shrink-0">
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<img class="h-auto w-full max-h-full dark:hidden" src="/{{ .ShopItem.Image }}" alt="imac image" />
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</a>
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<a href="/shopitems/{{ .ItemVariant.ShopItemID }}" class="hover:underline">{{ .ShopItem.Name }} - {{ .ItemVariant.Name }}</a>
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</div>
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<div class="flex items-center gap-4">
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<a href="/shopitems/{{ .ItemVariant.ShopItemID }}" class="flex items-center aspect-square w-8 h-10 shrink-0">
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<img class="h-auto w-full max-h-full dark:hidden" src="/{{ .ShopItem.Image }}" alt="imac image" />
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</a>
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<a href="/shopitems/{{ .ItemVariant.ShopItemID }}" class="hover:underline">{{ .ShopItem.Name }} - {{ .ItemVariant.Name }}</a>
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</div>
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</td>
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<td class="whitespace-nowrap py-4">
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<select name="variant-coverpage[]" required class="bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500">
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<option selected value="0">Normal</option>
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<option value="1">CoverPage</option>
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</select>
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</td>
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<td class="whitespace-nowrap py-4">
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<label class="flex text-sm/6 items-center">
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<input type="checkbox" class="form-checkbox h-4 w-4 text-gray-900" value="CoverPage" name="CoverPage">
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<span class="ml-2 text-sm/6 text-gray-900">CoverPage</span>
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</label>
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</td>
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<td class="whitespace-nowrap py-4">
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Amount:
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Amount:
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</td>
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<td class="p-4 text-right text-base font-bold text-gray-900 dark:text-white">
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<div>
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<input type="hidden" id="variant-name1" name="variant-name[]" value="B/W" required>
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<div class="mt-2">
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<input type="number" name="variant-value[]" id="variant-value1" step="1" min="1" required class="block w-full rounded-md bg-white px-3 py-1.5 text-base text-gray-900 outline outline-1 -outline-offset-1 outline-gray-300 placeholder:text-gray-400 focus:outline focus:outline-2 focus:-outline-offset-2 focus:outline-indigo-600 sm:text-sm/6">
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<div>
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<div class="mt-2">
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<input type="number" name="variant-amount[]" step="1" min="0" required class="block w-full rounded-md bg-white px-3 py-1.5 text-base text-gray-900 outline outline-1 -outline-offset-1 outline-gray-300 placeholder:text-gray-400 focus:outline focus:outline-2 focus:-outline-offset-2 focus:outline-indigo-600 sm:text-sm/6">
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</div>
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</div>
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</div>
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</td>
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</tr>
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{{ end }}
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</tbody>
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</table>
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</tr>
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{{ end }}
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</tbody>
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</table>
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<div class="max-lg:max-w-lg max-lg:mx-auto">
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<p class="font-normal text-base leading-7 text-gray-500 text-center mb-5 mt-6">If CoverPage
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selected, make sure you put paper in the BypassTray</p>
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<button type="submit"
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class="rounded-full py-4 px-6 bg-indigo-600 text-white font-semibold text-lg w-full text-center
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transition-all duration-500 hover:bg-indigo-700 ">Print</button>
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</div>
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</form>
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<div class="max-lg:max-w-lg max-lg:mx-auto">
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<p class="font-normal text-base leading-7 text-gray-500 text-center mb-5 mt-6">If CoverPage selected, make sure you put paper in the BypassTray</p>
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<button type="submit" class="rounded-full py-4 px-6 bg-indigo-600 text-white font-semibold text-lg w-full text-center transition-all duration-500 hover:bg-indigo-700">Print</button>
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</div>
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</form>
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</div>
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</div>
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</div>
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