86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
package views
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import (
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"net/http"
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"strconv"
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"html/template"
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. "Elektromarket/models"
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)
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func ExecuteView(w http.ResponseWriter, r *http.Request, templateName string, data map[string]interface{}) {
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data["cart"] = ShoppingCart
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t, _ := template.ParseFiles(templateName, "templates/base.html")
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t.ExecuteTemplate(w, "base", data)
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}
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func IndexView(p Page, w http.ResponseWriter, r *http.Request) {
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ExecuteView(w, r, p.Template, p.Data)
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}
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func CategoryView(p Page, w http.ResponseWriter, r *http.Request) {
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id, err := strconv.Atoi(r.URL.Query()["id"][0])
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if err == nil {
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p.Data = map[string]interface{}{
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"category": GetCategoryById(id),
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"products": GetCategoryProducts(id),
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}
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}
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ExecuteView(w, r, p.Template, p.Data)
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}
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func ProductView(p Page, w http.ResponseWriter, r *http.Request) {
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id, err := strconv.Atoi(r.URL.Query()["id"][0])
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if err == nil {
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p.Data = map[string]interface{}{
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"product": GetProductById(id),
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}
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}
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ExecuteView(w, r, p.Template, p.Data)
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}
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func CartView(p Page, w http.ResponseWriter, r *http.Request) {
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ExecuteView(w, r, p.Template, p.Data)
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}
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func AddToCartView(p Page, w http.ResponseWriter, r *http.Request) {
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id, err := strconv.Atoi(r.URL.Query()["id"][0])
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quantity, erro := strconv.Atoi(r.URL.Query()["quantity"][0])
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if err == nil && erro == nil {
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prod := GetProductById(id)
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if prod.Quantity >= quantity {
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prod.Quantity -= quantity
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prod.Save()
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var exists bool = false
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for i:= range ShoppingCart.Products {
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if prod.Id == ShoppingCart.Products[i].Product.Id {
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exists = true
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ShoppingCart.Products[i].Quantity += quantity
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break
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}
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}
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if !exists {
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ShoppingCart.Products = append(ShoppingCart.Products, CartProduct{prod, quantity, 0})
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}
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ShoppingCart.Calculate()
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}
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}
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ExecuteView(w, r, "templates/cart.html", p.Data)
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}
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func RemoveFromCartView(p Page, w http.ResponseWriter, r *http.Request) {
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id, err := strconv.Atoi(r.URL.Query()["id"][0])
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if err == nil {
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for i:= range ShoppingCart.Products {
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if id == ShoppingCart.Products[i].Product.Id {
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prod := GetProductById(id)
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prod.Quantity += ShoppingCart.Products[i].Quantity
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prod.Save()
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ShoppingCart.Products = append(ShoppingCart.Products[:i], ShoppingCart.Products[i+1:]...)
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break
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}
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}
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ShoppingCart.Calculate()
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}
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ExecuteView(w, r, "templates/cart.html", p.Data)
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}
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