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// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0
package main
// An app to submit patches for the 30 GO GUI repos
import (
"os"
"strings"
"time"
"go.wit.com/gui"
"go.wit.com/lib/gadgets"
"go.wit.com/lib/gui/shell"
"go.wit.com/lib/protobuf/virtpb"
"go.wit.com/log"
)
func debug() {
for {
time.Sleep(10 * time.Second)
// log.Info("TODO: use this debug loop for something?")
}
}
// adds a new drive to the dropdown menu and protobuf
func addDrive(devname string, displayDesc string) *Block {
if blkpb := me.pb.FindByName(devname); blkpb != nil {
return blkpb
}
s := log.Sprintf("%-12s %-8s", devname, displayDesc)
log.Info(s)
me.dd.AddText(s)
blkpb := me.pb.InsertByName(devname)
return blkpb
}
// show the output of parted <dev> print
func showPartitions(blk *Block) {
if blk == nil {
return
}
log.Info("check if", blk.Name, "is in use")
result, err := shell.RunVerbose([]string{"parted", blk.Name, "print"})
log.Info("result =", result.Stdout, "err =", err)
out := strings.Join(result.Stdout, "\n")
if err != nil {
out += log.Sprintf("err = %v", err)
}
me.driveInfoBox.SetText(out)
}
func switchDrive(blk *Block) {
var inUse bool = false
me.currentDev = blk
if isBlockDeviceInUse(blk.Name) {
log.Info("Is in use?", blk.Name)
me.parted.SetText("Partition " + blk.Name + " (in use)")
me.parted.Disable()
inUse = true
} else {
log.Info("Is probably not in use?", blk.Name)
me.parted.SetText("Partition " + blk.Name + " as gpt boot disk")
me.parted.Enable()
}
log.Info("check if", me.currentDev.Name, "is in use")
result, err := shell.RunVerbose([]string{"parted", me.currentDev.Name, "print"})
log.Info("result =", result.Stdout, "err =", err)
out := strings.Join(result.Stdout, "\n")
if err != nil {
out += log.Sprintf("err = %v", err)
}
me.driveInfoBox.SetText(out)
if inUse {
// if the drive is in use already, you can just stop here
return
}
if ok, err := hasPartitionTable(blk.Name); err != nil {
out := log.Sprintf("Error checking partition table: %s\n", err)
log.Warn(out)
me.parted.Disable()
me.driveInfoBox.SetText(out)
} else {
if !ok {
log.Printf("%s has no partition table safe for gdisk\n", blk.Name)
} else {
log.Printf("%s already has a partition table\n", blk.Name)
me.parted.SetText("Partition " + blk.Name + " (has partitions)")
me.parted.Disable()
}
}
}
func doGui() {
me.myGui = gui.New()
me.myGui.InitEmbed(resources)
me.myGui.Default()
mainWindow := gadgets.NewGenericWindow("RiscV Imager", "Show Drives")
mainWindow.Custom = func() {
log.Warn("Main window close")
os.Exit(0)
}
drawWindow(mainWindow)
// sits here forever
debug()
}
func drawWindow(win *gadgets.GenericWindow) {
grid := win.Group.RawGrid()
me.dd = grid.NewDropdown()
// me.dd.AddText("/dev/blah")
me.dd.Custom = func() {
fields := strings.Fields(me.dd.String())
log.Info("changed to", fields)
if len(fields) < 1 {
return
}
if blkpb := me.pb.FindByName(fields[0]); blkpb != nil {
switchDrive(blkpb)
} else {
log.Info("couldn't find in protobuf:", fields)
}
}
grid.NextRow()
// a button to format or blank a drive
me.parted = grid.NewButton("select drive", func() {
if me.currentDev == nil {
log.Info("You must select a drive first")
return
}
log.Info("If you got here, gdisk should be safe to run on", me.currentDev.Name)
if err := makeDefaultGPT(me.currentDev.Name); err != nil {
log.Info("PARTITIONING FAILED on", me.currentDev.Name, "with", err)
return
}
showPartitions(me.currentDev)
})
grid.NextRow()
grid.NewButton("doDrives()", func() {
doDrives()
})
grid.NewButton("show blkpb", func() {
for blk := range me.pb.IterAll() {
log.Printf("found %-12s %s\n", blk.Name, virtpb.HumanFormatBytes(int64(blk.SizeBytes)))
}
})
grid.NextRow()
grid = win.Middle.RawGrid()
me.driveInfoBox = grid.NewLabel("<drive info>")
doDrives2()
doDrives()
}
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