jfjensen

{{define "content" -}}
<div class="container">
   <h3 class="title"> organic products </h3>
   <div class="products-container">
{{range $index, $item :=.}}
      <div class="product" data-name="p-{{$index}}">
         <img src="{{$item.Img}}" alt="">
         <h3>{{$item.Name}}</h3>
         <div class="price">{{$item.Price}}</div>
      </div>

jfjensen

{{define "footer" -}}
</body>
</html>
{{end}}

jfjensen

package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"

	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/layout"

jfjensen

func loadJsonData() []string {
	fmt.Println("Loading data from JSON file")

	input, _ := ioutil.ReadFile("data.json")
	var data []string
	json.Unmarshal(input, &data)
	fmt.Println(data)

	return data
}

jfjensen

func saveJsonData(data binding.StringList) {
	fmt.Println("Saving data to JSON file")
	d, _ := data.Get()
	jsonData, _ := json.Marshal(d)
	ioutil.WriteFile("data.json", jsonData, 0644)

}

jfjensen

myApp := app.New()
myWindow := myApp.NewWindow("List Data")

loadedData := loadJsonData()

data := binding.NewStringList()
data.Set(loadedData)

defer saveJsonData(data)

jfjensen

list := widget.NewListWithData(data,
	func() fyne.CanvasObject {
		return widget.NewLabel("template")
	},
	func(i binding.DataItem, o fyne.CanvasObject) {
		o.(*widget.Label).Bind(i.(binding.String))
})

jfjensen

list.OnSelected = func(id widget.ListItemID) {
	list.Unselect(id)
	d, _ := data.GetValue(id)
	w := myApp.NewWindow("Edit Data")

	itemName := widget.NewEntry()
	itemName.Text = d

	updateData := widget.NewButton("Update", func() {
		data.SetValue(id, itemName.Text)

jfjensen

add := widget.NewButton("Add", func() {
	w := myApp.NewWindow("Add Data")

	itemName := widget.NewEntry()

	addData := widget.NewButton("Add", func() {
		data.Append(itemName.Text)
		w.Close()
	})

jfjensen

exit := widget.NewButton("Quit", func() {

	myWindow.Close()
})

myWindow.SetContent(container.NewBorder(nil, container.New(layout.NewVBoxLayout(), add, exit), nil, nil, list))
myWindow.Resize(fyne.NewSize(400, 600))
myWindow.SetMaster()
myWindow.CenterOnScreen()
myWindow.ShowAndRun()