implement dummy printer

controllers/printController.go

@@ -3,6 +3,7 @@ package controllers
 import (
 	"fmt"
 	"net/http"
+	"strconv"
 
 	"example.com/gin/test/models"
 	"example.com/gin/test/repositories"
@@ -11,7 +12,8 @@ import (
 
 type PrintController interface {
 	PrintVariantView(*gin.Context)
-	PrintVariantHandler(*gin.Context)
+	PrintCartView(*gin.Context)
+	PrintHandler(*gin.Context)
 }
 
 type printController struct{}
@@ -25,12 +27,14 @@ func (rc *printController) PrintVariantView(c *gin.Context) {
 
 	if err != nil {
 		c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+		return
 	}
 
 	shopItem, err := repositories.ShopItems.GetById(fmt.Sprintf("%v", variant.ShopItemID))
 
 	if err != nil {
 		c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+		return
 	}
 
 	type ShopItemVariantPair struct {
@@ -49,27 +53,86 @@ func (rc *printController) PrintVariantView(c *gin.Context) {
 	c.HTML(http.StatusOK, "printvariant.html", data)
 }
 
-func (rc *printController) PrintVariantHandler(c *gin.Context) {
-	err := repositories.ShopItems.DeleteById(c.Param("id"))
+func (rc *printController) PrintCartView(c *gin.Context) {
+	sessionId := GetSessionId(c)
 
+	cartItems, err := repositories.CartItems.GetAllBySession(sessionId)
 	if err != nil {
-		data := CreateSessionData(c, gin.H{
-			"error":   err,
-			"success": "",
-		})
-
-		c.HTML(http.StatusOK, "deleteitem.html", data)
+		c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+		return
 	}
 
-	shopItems, _ := repositories.ShopItems.GetAll()
-	fmt.Println(len(shopItems))
+	type ShopItemVariantPair struct {
+		ShopItem    models.ShopItem
+		ItemVariant models.ItemVariant
+	}
+
+	var items []ShopItemVariantPair
+	for _, cartItem := range cartItems {
+		items = append(items, ShopItemVariantPair{ShopItem: cartItem.ShopItem, ItemVariant: cartItem.ItemVariant})
+	}
 
 	data := CreateSessionData(c, gin.H{
-		"title":     "shopItem Page",
-		"shopItems": shopItems,
+		"itemVariants": items,
 	})
 
-	fmt.Println(data)
-
-	c.HTML(http.StatusOK, "index.html", data)
+	c.HTML(http.StatusOK, "printvariant.html", data)
+}
+
+func (rc *printController) PrintHandler(c *gin.Context) {
+	variantIds := c.PostFormArray("variant-id[]")
+	variantAmounts := c.PostFormArray("variant-amount[]")
+	variantCoverPages := c.PostFormArray("variant-coverpage[]")
+
+	if len(variantIds) != len(variantAmounts) || len(variantIds) != len(variantCoverPages) {
+		c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": "Invalid arguments"}})
+		return
+	}
+
+	var printJobs []models.PrintJob
+	for idx := range variantIds {
+		variant, err := repositories.ShopItems.GetVariantById(variantIds[idx])
+
+		if err != nil {
+			c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+			return
+		}
+
+		shopItem, err := repositories.ShopItems.GetById(fmt.Sprintf("%v", variant.ShopItemID))
+
+		if err != nil {
+			c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+			return
+		}
+
+		coverPage := false
+		if variantCoverPages[idx] == "1" {
+			coverPage = true
+		}
+
+		variantAmount, err := strconv.Atoi(variantAmounts[idx])
+		if err != nil {
+			c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+			return
+		}
+
+		printJob, err := models.NewPrintJob(shopItem, variant, coverPage, uint(variantAmount))
+
+		if err != nil {
+			c.HTML(http.StatusBadRequest, "error.html", gin.H{"data": gin.H{"error": err}})
+			return
+		}
+
+		printJobs = append(printJobs, printJob)
+	}
+
+	executeJobs := func() {
+		for _, printJob := range printJobs {
+			printJob.Execute()
+		}
+	}
+
+	go executeJobs()
+
+	c.HTML(http.StatusOK, "index.html", nil)
 }