itd/cmd/itgui/upgrade.go

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2021-08-26 04:18:24 +00:00
package main
import (
"bufio"
"encoding/json"
"fmt"
"net"
"fyne.io/fyne/v2"
"fyne.io/fyne/v2/container"
"fyne.io/fyne/v2/dialog"
"fyne.io/fyne/v2/layout"
"fyne.io/fyne/v2/storage"
"fyne.io/fyne/v2/widget"
"github.com/mitchellh/mapstructure"
"go.arsenm.dev/itd/internal/types"
)
func upgradeTab(parent fyne.Window) *fyne.Container {
var (
archivePath string
fiwmarePath string
initPktPath string
)
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// Create archive selection dialog
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archiveDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
if e != nil || uc == nil {
return
}
uc.Close()
archivePath = uc.URI().Path()
}, parent)
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// Limit dialog to .zip files
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archiveDialog.SetFilter(storage.NewExtensionFileFilter([]string{".zip"}))
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// Create button to show dialog
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archiveBtn := widget.NewButton("Select archive (.zip)", archiveDialog.Show)
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// Create firmware selection dialog
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firmwareDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
if e != nil || uc == nil {
return
}
uc.Close()
fiwmarePath = uc.URI().Path()
}, parent)
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// Limit dialog to .bin files
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firmwareDialog.SetFilter(storage.NewExtensionFileFilter([]string{".bin"}))
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// Create button to show dialog
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firmwareBtn := widget.NewButton("Select init packet (.bin)", firmwareDialog.Show)
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// Create init packet selection dialog
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initPktDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
if e != nil || uc == nil {
return
}
uc.Close()
initPktPath = uc.URI().Path()
}, parent)
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// Limit dialog to .dat files
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initPktDialog.SetFilter(storage.NewExtensionFileFilter([]string{".dat"}))
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// Create button to show dialog
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initPktBtn := widget.NewButton("Select init packet (.dat)", initPktDialog.Show)
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// Hide init packet and firmware buttons
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initPktBtn.Hide()
firmwareBtn.Hide()
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// Create dropdown to select upgrade type
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upgradeTypeSelect := widget.NewSelect([]string{
"Archive",
"Files",
}, func(s string) {
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// Hide all buttons
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archiveBtn.Hide()
initPktBtn.Hide()
firmwareBtn.Hide()
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// Unhide appropriate button(s)
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switch s {
case "Archive":
archiveBtn.Show()
case "Files":
initPktBtn.Show()
firmwareBtn.Show()
}
})
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// Select first elemetn
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upgradeTypeSelect.SetSelectedIndex(0)
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// Create new button to start DFU
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startBtn := widget.NewButton("Start", func() {
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// If archive path does not exist and both init packet and firmware paths
// also do not exist, return error
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if archivePath == "" && (initPktPath == "" && fiwmarePath == "") {
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guiErr(nil, "Upgrade requires archive or files selected", false, parent)
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return
}
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// Create new label for byte progress
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progressLbl := widget.NewLabelWithStyle("0 / 0 B", fyne.TextAlignCenter, fyne.TextStyle{})
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// Create new progress bar
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progressBar := widget.NewProgressBar()
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// Create modal dialog containing label and progress bar
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progressDlg := widget.NewModalPopUp(container.NewVBox(
layout.NewSpacer(),
progressLbl,
progressBar,
layout.NewSpacer(),
), parent.Canvas())
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// Resize modal to 300x100
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progressDlg.Resize(fyne.NewSize(300, 100))
var fwUpgType int
var files []string
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// Get appropriate upgrade type and file paths
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switch upgradeTypeSelect.Selected {
case "Archive":
fwUpgType = types.UpgradeTypeArchive
files = append(files, archivePath)
case "Files":
fwUpgType = types.UpgradeTypeFiles
files = append(files, initPktPath, fiwmarePath)
}
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// Dial itd UNIX socket
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conn, err := net.Dial("unix", SockPath)
if err != nil {
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guiErr(err, "Error dialing socket", false, parent)
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return
}
defer conn.Close()
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// Encode firmware upgrade request to connection
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json.NewEncoder(conn).Encode(types.Request{
Type: types.ReqTypeFwUpgrade,
Data: types.ReqDataFwUpgrade{
Type: fwUpgType,
Files: files,
},
})
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// Show progress dialog
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progressDlg.Show()
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// Hide progress dialog after completion
defer progressDlg.Hide()
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scanner := bufio.NewScanner(conn)
for scanner.Scan() {
var res types.Response
// Decode scanned line into response struct
err = json.Unmarshal(scanner.Bytes(), &res)
if err != nil {
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guiErr(err, "Error decoding response", false, parent)
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return
}
if res.Error {
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guiErr(err, "Error returned in response", false, parent)
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return
}
var event types.DFUProgress
// Decode response data into progress struct
err = mapstructure.Decode(res.Value, &event)
if err != nil {
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guiErr(err, "Error decoding response value", false, parent)
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return
}
// If transfer finished, break
if event.Received == event.Total {
break
}
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// Set label text to received / total B
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progressLbl.SetText(fmt.Sprintf("%d / %d B", event.Received, event.Total))
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// Set progress bar values
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progressBar.Max = float64(event.Total)
progressBar.Value = float64(event.Received)
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// Refresh progress bar
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progressBar.Refresh()
}
})
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// Return container containing all elements
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return container.NewVBox(
layout.NewSpacer(),
upgradeTypeSelect,
archiveBtn,
firmwareBtn,
initPktBtn,
startBtn,
layout.NewSpacer(),
)
}