first commit

go.mod

@@ -0,0 +1,29 @@
+module geoweaver-systray
+
+go 1.22
+
+require (
+ github.com/getlantern/systray v1.2.2
+ github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966
+)
+
+require (
+ github.com/cratonica/2goarray v0.0.0-20190331194516-514510793eaa // indirect
+ github.com/getlantern/context v0.0.0-20220418194847-3d5e7a086201 // indirect
+ github.com/getlantern/errors v1.0.4 // indirect
+ github.com/getlantern/golog v0.0.0-20230503153817-8e72de7e0a65 // indirect
+ github.com/getlantern/hex v0.0.0-20220104173244-ad7e4b9194dc // indirect
+ github.com/getlantern/hidden v0.0.0-20220104173330-f221c5a24770 // indirect
+ github.com/getlantern/ops v0.0.0-20231025133620-f368ab734534 // indirect
+ github.com/go-logr/logr v1.4.1 // indirect
+ github.com/go-logr/stdr v1.2.2 // indirect
+ github.com/go-stack/stack v1.8.1 // indirect
+ github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c // indirect
+ go.opentelemetry.io/otel v1.24.0 // indirect
+ go.opentelemetry.io/otel/metric v1.24.0 // indirect
+ go.opentelemetry.io/otel/trace v1.24.0 // indirect
+ go.uber.org/multierr v1.11.0 // indirect
+ go.uber.org/zap v1.27.0 // indirect
+ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550 // indirect
+ golang.org/x/sys v0.18.0 // indirect
+)

go.sum

@@ -0,0 +1,117 @@
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+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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icon-gw.go

@@ -0,0 +1 @@
+package main

main.go

@@ -0,0 +1,117 @@
+package main
+
+import (
+ "bytes"
+ "fmt"
+ "geoweaver-systray/utils"
+ "github.com/getlantern/systray"
+ "image/png"
+ "os"
+)
+
+var serverStarted bool = false
+
+func main() {
+ systray.Run(onReady, onExit)
+}
+
+func loadImageAsByteSlice(filePath string) ([]byte, error) {
+ // Open the file specified by the filePath
+ file, err := os.Open(filePath)
+ if err != nil {
+ return nil, fmt.Errorf("error opening file: %w", err)
+ }
+ defer file.Close()
+
+ // Decode the PNG image
+ img, err := png.Decode(file)
+ if err != nil {
+ return nil, fmt.Errorf("error decoding PNG: %w", err)
+ }
+
+ // Encode the image to PNG format and store it in a byte buffer
+ var buffer bytes.Buffer
+ err = png.Encode(&buffer, img)
+ if err != nil {
+ return nil, fmt.Errorf("error encoding PNG to byte slice: %w", err)
+ }
+
+ // Return the bytes of the encoded image
+ return buffer.Bytes(), nil
+}
+
+func onReady() {
+
+ // Load Geoweaver logo
+ geoweaverLogo, err := loadImageAsByteSlice("./icon/geoweaver.png")
+ if err != nil {
+ return
+ }
+ systray.SetIcon(geoweaverLogo)
+ systray.SetTooltip("Geoweaver App for Workflow Management")
+
+ startServer := systray.AddMenuItem("Start Server", "Start Geoweaver server on the background")
+ openBrowser := systray.AddMenuItem("Open Browser", "Open geoweaver on your default browser")
+ restartServer := systray.AddMenuItem("Restart Server", "Restart Geoweaver server on the background")
+
+ systray.AddSeparator()
+
+ quitMenu := systray.AddMenuItem("Quit", "Quit the whole app")
+
+ // Sets the icon of a menu item. Only available on Mac and Windows.
+ browserIcon, err := loadImageAsByteSlice("./icon/browser.png")
+ if err != nil {
+ return
+ }
+ openBrowser.SetIcon(browserIcon)
+
+ restartServerIcon, err := loadImageAsByteSlice("./icon/restart.png")
+ if err != nil {
+ return
+ }
+ restartServer.SetIcon(restartServerIcon)
+
+ startServerIcon, err := loadImageAsByteSlice("./icon/start-server.png")
+ if err != nil {
+ return
+ }
+ startServer.SetIcon(startServerIcon)
+
+ quitIcon, err := loadImageAsByteSlice("./icon/close.png")
+ if err != nil {
+ return
+ }
+ quitMenu.SetIcon(quitIcon)
+
+ // handle quit
+ go func() {
+ <-quitMenu.ClickedCh
+ fmt.Print("Requesting quit")
+ _ = utils.KillGeoweaverProcesses() // no need to handle error here since the process may not be running
+ systray.Quit()
+ }()
+
+ go func() {
+ for {
+ <-startServer.ClickedCh
+ fmt.Print(startServer, serverStarted)
+ if serverStarted {
+ startServer.SetTitle("Start server")
+ serverStarted = false
+ } else {
+ startServer.SetTitle("Stop server")
+ serverStarted = true
+ homeDir, _ := os.UserHomeDir()
+ err := utils.DownloadFile(utils.GEOWEAVER_JAR_URL, homeDir)
+ if err != nil {
+ panic("Unable to download file")
+ }
+ }
+ }
+ }()
+
+}
+
+func onExit() {
+ // clean up here
+}

utils/helper.go

@@ -0,0 +1,59 @@
+package utils
+
+import (
+ "bytes"
+ "fmt"
+ "io"
+ "net/http"
+ "os"
+ "os/exec"
+ "path/filepath"
+ "strings"
+)
+
+const GEOWEAVER_JAR_URL string = "https://github.com/ESIPFed/Geoweaver/releases/download/latest/geoweaver.jar"
+
+func KillGeoweaverProcesses() error {
+ cmd := exec.Command("pgrep", "java")
+ var out bytes.Buffer
+ cmd.Stdout = &out
+ err := cmd.Run()
+ if err != nil {
+ return fmt.Errorf("failed to run pgrep: %v", err)
+ }
+ pids := strings.Fields(out.String())
+ if len(pids) == 0 {
+ fmt.Println("No Java processes found.")
+ return nil
+ }
+ for _, pid := range pids {
+ err := exec.Command("kill", pid).Run()
+ if err != nil {
+ return fmt.Errorf("failed to kill process %s: %v", pid, err)
+ }
+ }
+ return nil
+}
+
+func DownloadFile(url, path string) error {
+ resp, err := http.Get(url)
+ if err != nil {
+ return err
+ }
+ defer resp.Body.Close()
+
+ out, err := os.Create(path)
+ if err != nil {
+ return err
+ }
+ defer out.Close()
+
+ _, err = io.Copy(out, resp.Body)
+ return err
+}
+
+func RunJavaJar(jarPath string) error {
+ cmd := exec.Command("java", "-jar", jarPath)
+ cmd.Dir = filepath.Dir(jarPath)
+ return cmd.Run()
+}