How to use download method of launcher Package

Best Rod code snippet using launcher.download

app.go

Source:app.go

...17	"github.com/dropbox/dropbox-sdk-go-unofficial/v6/dropbox/files"18	"github.com/wailsapp/wails/v2/pkg/runtime"19)2021var downloadsFolder string22var launcher *Launcher23var downloadPercent int2425// Launcher struct26type Launcher struct {27	ctx context.Context28}2930// NewApp creates a new App application struct31func NewApp() *Launcher {32	launcher = &Launcher{}33	return launcher34}3536// startup is called at application startup37func (b *Launcher) startup(ctx context.Context) {38	b.ctx = ctx3940	Appdata, _ := os.UserConfigDir()41	downloadsFolder = path.Join(Appdata, "IrishBruse", "Launcher")42	os.MkdirAll(downloadsFolder, 0666)43}4445// domReady is called after the front-end dom has been loaded46func (b *Launcher) domReady(ctx context.Context) {47}4849// shutdown is called at application termination50func (b *Launcher) shutdown(ctx context.Context) {51}5253// PassThru test54type PassThru struct {55	io.Reader56	total    int64 // Total # of bytes transferred57	length   int64 // Expected length58	progress float6459}6061// Read 'overrides' the underlying io.Reader's Read method.62// This is the one that will be called by io.Copy(). We simply63// use it to keep track of byte counts and then forward the call.64func (pt *PassThru) Read(p []byte) (int, error) {65	n, err := pt.Reader.Read(p)66	if n > 0 {67		pt.total += int64(n)68		percentage := float64(pt.total) / float64(pt.length) * float64(95)69		downloadPercent = int(percentage)70		runtime.EventsEmit(launcher.ctx, "downloadProgress", downloadPercent)71	}7273	return n, err74}7576// Play version77func (b *Launcher) Play(folder string) {78	runtime.WindowMinimise(b.ctx)79	pattern := path.Join(downloadsFolder, folder, "/*.exe")80	executables, err := filepath.Glob(pattern)81	if err != nil {82		runtime.MessageDialog(b.ctx, runtime.MessageDialogOptions{83			Type:    runtime.ErrorDialog,84			Title:   "Download (dbx.Download) Error!",85			Message: err.Error(),86		})87		runtime.LogError(b.ctx, err.Error())88		return89	}9091	app := exec.Command(executables[0])92	app.Dir = path.Join(downloadsFolder, folder)93	app.Run()9495	runtime.WindowUnminimise(b.ctx)96}9798// Delete version99func (b *Launcher) Delete(folder string) {100	path := path.Join(downloadsFolder, folder)101	os.RemoveAll(path)102}103104// Download url105func (b *Launcher) Download(file string) {106	runtime.LogInfo(b.ctx, file)107108	config := dropbox.Config{109		Token:    dropboxToken,110		LogLevel: dropbox.LogDebug,111	}112113	dbx := files.New(config)114	downloadArg := files.NewDownloadArg(file)115116	res, reader, err := dbx.Download(downloadArg)117	if err != nil {118		runtime.MessageDialog(b.ctx, runtime.MessageDialogOptions{119			Type:    runtime.ErrorDialog,120			Title:   "Download (dbx.Download) Error!",121			Message: err.Error(),122		})123		runtime.LogError(b.ctx, err.Error())124		return125	}126127	defer reader.Close()128129	os.MkdirAll(downloadsFolder+path.Dir(file), fs.ModeDir)130131	readerpt := &PassThru{Reader: reader, length: int64(res.Size)}132	data, err := ioutil.ReadAll(readerpt)133	if err != nil {134		runtime.MessageDialog(b.ctx, runtime.MessageDialogOptions{135			Type:    runtime.ErrorDialog,136			Title:   "Download (ioutil.ReadAll) Error!",137			Message: err.Error(),138		})139		runtime.LogError(b.ctx, err.Error())140		return141	}142143	os.WriteFile(downloadsFolder+file, data, 0644)144145	versionFolder := path.Join(downloadsFolder, strings.Replace(file, ".zip", "", 1))146	Unzip(downloadsFolder+file, versionFolder)147	os.Remove(downloadsFolder + file)148149	runtime.EventsEmit(b.ctx, "downloadProgress", 100)150}151152// GetApps returns an array of icon urls from dropbox153func (b *Launcher) GetApps() string {154	apps := make([]ListItem, 0, 10)155156	var wg sync.WaitGroup157158	dbxinit()159160	appNames := dropboxGetApps(b.ctx)161162	for i := 0; i < len(appNames); i++ {163		apps = append(apps, ListItem{Name: appNames[i]})164		apps[i].Downloaded = make([]string, 0)165	}166167	wg.Add(1)168	go func() {169		dropboxFetchIcons(b.ctx, apps)170		wg.Done()171	}()172173	wg.Add(1)174	go func() {175		dropboxFetchVersions(b.ctx, apps)176		wg.Done()177	}()178179	wg.Wait()180181	downloads, err := os.ReadDir(downloadsFolder)182	if err != nil {183		runtime.MessageDialog(b.ctx, runtime.MessageDialogOptions{184			Type:    runtime.ErrorDialog,185			Title:   "Download (os.ReadDir(downloadsFolder)) Error!",186			Message: err.Error(),187		})188		runtime.LogError(b.ctx, err.Error())189		return ""190	}191192	for _, d := range downloads {193		if d.IsDir() {194			versions, err := os.ReadDir(path.Join(downloadsFolder, d.Name()))195			if err != nil {196				runtime.MessageDialog(b.ctx, runtime.MessageDialogOptions{197					Type:    runtime.ErrorDialog,198					Title:   "Download (os.ReadDir(path.Join(downloadsFolder, app.Name()))) Error!",199					Message: err.Error(),200				})201				runtime.LogError(b.ctx, err.Error())202				return ""203			}204205			for _, version := range versions {206				for i := 0; i < len(apps); i++ {207					if apps[i].Name == d.Name() {208						apps[i].Downloaded = append(apps[i].Downloaded, version.Name())209						break210					}211				}212			}
...

stage.go

Source:stage.go

1package gui2import log "github.com/sirupsen/logrus"3// Stage is an abstraction of the various steps which the launcher goes through when it runs.4type Stage int5const (6	StageAcquireLock Stage = iota7	StageGetDeploymentConfig8	StageDetermineLocalLauncherVersion9	StageRetrieveRemoteLauncherVersion10	StageSelfUpdate11	StageDetermineLocalBundleVersions12	StageRetrieveRemoteBundleVersions13	StageAwaitApplicationsTerminated14	StageDownloadBundleUpdates15	StageLaunchApplication16)17var (18	textAcquireLock                   = "Waiting for other launcher instance to finish..."19	textGetDeploymentConfig           = "Retrieving application configuration..."20	textDetermineLocalLauncherVersion = "Determining launcher version..."21	textRetrieveRemoteLauncherVersion = "Checking for launcher updates..."22	textSelfUpdate                    = "Updating launcher..."23	textDetermineLocalBundleVersions  = "Determining application version..."24	textRetrieveRemoteBundleVersions  = "Checking for application updates..."25	textAwaitApplicationsTerminated   = "Please close all instances of the application to apply the update."26	textDownloadBundleUpdates         = "Retrieving application update..."27	textLaunchApplication             = "Launching application..."28)29func SetStageText(s Stage, text string) {30	switch s {31	case StageAcquireLock:32		textAcquireLock = text33	case StageGetDeploymentConfig:34		textGetDeploymentConfig = text35	case StageDetermineLocalLauncherVersion:36		textDetermineLocalLauncherVersion = text37	case StageRetrieveRemoteLauncherVersion:38		textRetrieveRemoteLauncherVersion = text39	case StageSelfUpdate:40		textSelfUpdate = text41	case StageDetermineLocalBundleVersions:42		textDetermineLocalBundleVersions = text43	case StageRetrieveRemoteBundleVersions:44		textRetrieveRemoteBundleVersions = text45	case StageAwaitApplicationsTerminated:46		textAwaitApplicationsTerminated = text47	case StageDownloadBundleUpdates:48		textDownloadBundleUpdates = text49	case StageLaunchApplication:50		textLaunchApplication = text51	}52}53func (s Stage) getProgressInterval() (lowerEnd, upperEnd int) {54	switch s {55	case StageAcquireLock:56		return 0, 057	case StageGetDeploymentConfig:58		return 1, 159	case StageDetermineLocalLauncherVersion:60		return 2, 261	case StageRetrieveRemoteLauncherVersion:62		return 3, 363	case StageSelfUpdate:64		return 4, 1065	case StageDetermineLocalBundleVersions:66		return 11, 1767	case StageRetrieveRemoteBundleVersions:68		return 18, 1869	case StageAwaitApplicationsTerminated:70		return 19, 1971	case StageDownloadBundleUpdates:72		return 20, 9973	case StageLaunchApplication:74		return 100, 10075	}76	log.Warnf("No progress interval for stage %v.\n", s)77	return 0, 10078}79func (s Stage) getText() string {80	switch s {81	case StageAcquireLock:82		return textAcquireLock83	case StageGetDeploymentConfig:84		return textGetDeploymentConfig85	case StageDetermineLocalLauncherVersion:86		return textDetermineLocalLauncherVersion87	case StageRetrieveRemoteLauncherVersion:88		return textRetrieveRemoteLauncherVersion89	case StageSelfUpdate:90		return textSelfUpdate91	case StageDetermineLocalBundleVersions:92		return textDetermineLocalBundleVersions93	case StageRetrieveRemoteBundleVersions:94		return textRetrieveRemoteBundleVersions95	case StageAwaitApplicationsTerminated:96		return textAwaitApplicationsTerminated97	case StageDownloadBundleUpdates:98		return textDownloadBundleUpdates99	case StageLaunchApplication:100		return textLaunchApplication101	}102	log.Warnf("No status text for stage %v.\n", s)103	return "Working..."104}105func (s Stage) IsDownloadStage() bool {106	return s == StageGetDeploymentConfig ||107		s == StageRetrieveRemoteLauncherVersion ||108		s == StageSelfUpdate ||109		s == StageRetrieveRemoteBundleVersions ||110		s == StageDownloadBundleUpdates111}112func (s Stage) IsWaitingStage() bool {113	return s == StageAcquireLock ||114		s == StageAwaitApplicationsTerminated115}...

update.go

Source:update.go

...25		update := LauncherUpdate{}26		update.DownloadURL = *latestRelease.Assets[0].BrowserDownloadURL27		payload.Update = update28	}29	downloadCounts := LauncherDownloadCounts{}30	downloadCounts.CurrentVersion = *latestRelease.Assets[0].DownloadCount31	for _, release := range releases {32		if *release.Prerelease {33			continue34		}35		downloadCounts.Total += *release.Assets[0].DownloadCount36	}37	payload.DownloadCounts = downloadCounts38	packet.Payload = payload39	return packet40}41func GetLatestChangelog() string {42	releases, _, err := ghClient.Repositories.ListReleases(43		clientContext,44		"SoapboxRaceWorld",45		"GameLauncher_NFSW", &github.ListOptions{PerPage: 100})46	if err != nil {47		fmt.Println(err)48		return "Error occurred, please try again later"49	}50	latestRelease := releases[0]51	return strings.Replace(*latestRelease.Body, "##### CHANGELOG:\r\n", "", 1)...

download

Using AI Code Generation

1import (2func main() {3    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")4    os.Setenv("AKAMAI_EDGERC_SECTION", "papi")5    os.Setenv("AKAMAI_EDGERC_GROUP", "default")6    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")7    os.Setenv("AKAMAI_EDGERC_SECTION", "papi")8    os.Setenv("AKAMAI_EDGERC_GROUP", "default")9    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")10    os.Setenv("AKAMAI_EDGERC_SECTION", "papi")11    os.Setenv("AKAMAI_EDGERC_GROUP", "default")12    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")13    os.Setenv("AKAMAI_EDGERC_SECTION", "papi")14    os.Setenv("AKAMAI_EDGERC_GROUP", "default")15    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")16    os.Setenv("AKAMAI_EDGERC_SECTION", "papi")17    os.Setenv("AKAMAI_EDGERC_GROUP", "default")18    os.Setenv("AKAMAI_EDGERC", "/path/to/.edgerc")19    os.Setenv("AKAMAI_EDGERC_SECTION", "p

download

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, World!")4}5import "fmt"6func main() {7    fmt.Println("Hello, World!")8}9import "fmt"10func main() {11    fmt.Println("Hello, World!")12}13import "fmt"14func main() {15    fmt.Println("Hello, World!")16}17import "fmt"18func main() {19    fmt.Println("Hello, World!")20}21import "fmt"22func main() {23    fmt.Println("Hello, World!")24}25import "fmt"26func main() {27    fmt.Println("Hello, World!")28}29import "fmt"30func main() {31    fmt.Println("Hello, World!")32}33import "fmt"34func main() {35    fmt.Println("Hello, World!")36}37import "fmt"38func main() {39    fmt.Println("Hello, World!")40}41import "fmt"42func main() {43    fmt.Println("Hello, World!")44}45import "fmt"46func main() {47    fmt.Println("Hello, World!")48}49import "fmt"50func main() {51    fmt.Println("Hello, World!")52}53import "fmt"54func main() {55    fmt.Println("Hello,

download

Using AI Code Generation

1import (2func main() {3	file := xlsx.NewFile()4	sheet, err := file.AddSheet("Sheet1")5	if err != nil {6		fmt.Printf(err.Error())7	}8	row := sheet.AddRow()9	cell := row.AddCell()10	err = file.Save("MyXLSXFile.xlsx")11	if err != nil {12		fmt.Printf(err.Error())13	}14}

download

Using AI Code Generation

1import (2func main() {3	file, err := os.Create(fileName)4	if err != nil {5		fmt.Println(err)6	}7	defer file.Close()8	resp, err := http.Get(url)9	if err != nil {10		fmt.Println(err)11	}12	defer resp.Body.Close()13	_, err = io.Copy(file, resp.Body)14	if err != nil {15		fmt.Println(err)16	}17}18Download File using io.Copy() Method19The io.Copy() method can also be used to download a file. The following program uses the io.Copy() method to download a file:20import (21func main() {22	file, err := os.Create(fileName)23	if err != nil {24		fmt.Println(err)25	}26	defer file.Close()27	resp, err := http.Get(url)28	if err != nil {29		fmt.Println(err)30	}31	defer resp.Body.Close()32	_, err = io.Copy(file, resp.Body)33	if err != nil {34		fmt.Println(err)35	}36}37In the above program, we have used the http.Get() method to get the response from the url

download

Using AI Code Generation

1import (2func main() {3	fmt.Println("Download of file in progress...")4}5import (6func main() {7	fmt.Println("Download of file in progress...")8}9import (10func main() {11	fmt.Println("Download of file in progress...")12}13import (14func main() {15	fmt.Println("Download of file in progress...")16}17import (18func main() {19	fmt.Println("Download of file in progress...")20	gollauncher.Download(golenv.OverrideIfEnv("GOL_DOWNLOAD

download

Using AI Code Generation

1import (2func main() {3	if err != nil {4		panic(err)5	}6	defer response.Body.Close()7	file, err := os.Create("2.go")8	if err != nil {9		panic(err)10	}11	defer file.Close()12	_, err = io.Copy(file, response.Body)13	if err != nil {14		panic(err)15	}16	fmt.Println("Downloaded 2.go")17}18import (19func main() {20	if err != nil {21		panic(err)22	}23	defer response.Body.Close()24	file, err := os.Create("3.go")25	if err != nil {26		panic(err)27	}28	defer file.Close()29	_, err = io.Copy(file, response.Body)30	if err != nil {31		panic(err)32	}33	fmt.Println("Downloaded 3.go")34}35import (36func main() {37	if err != nil {38		panic(err)39	}40	defer response.Body.Close()41	file, err := os.Create("4.go")42	if err != nil {43		panic(err)44	}45	defer file.Close()46	_, err = io.Copy(file, response.Body)47	if err != nil {48		panic(err)49	}50	fmt.Println("Downloaded 4.go")51}52import (53func main() {

download

Using AI Code Generation

1import (2var (3func main() {4    ui.Main(func() {5        launcher = ui.NewWindow("Launcher", 800, 600, false)6        launcher.SetMargined(true)7        launcher.OnClosing(func(*ui.Window) bool {8            ui.Quit()9        })10        vbox := ui.NewVerticalBox()11        vbox.SetPadded(true)12        launcher.SetChild(vbox)13        progress = ui.NewProgressBar()14        vbox.Append(progress, false)15        download = ui.NewButton("Download")16        download.OnClicked(func(*ui.Button) {17            go func() {18                download.Disable()19                progress.SetValue(0)20                time.Sleep(1 * time.Second)21                for i := 0; i <= 100; i++ {22                    progress.SetValue(i)23                    time.Sleep(10 * time.Millisecond)24                }25                download.Enable()26            }()27        })28        vbox.Append(download, false)29        launcher.Show()30    })31}32import (33var (34func main() {35    ui.Main(func() {36        launcher = ui.NewWindow("Launcher", 800, 600, false)37        launcher.SetMargined(true)38        launcher.OnClosing(func(*ui.Window) bool {39            ui.Quit()40        })41        vbox := ui.NewVerticalBox()42        vbox.SetPadded(true)43        launcher.SetChild(vbox)44        progress = ui.NewProgressBar()45        vbox.Append(progress, false)46        download = ui.NewButton("Download")47        download.OnClicked(func(*ui.Button) {48            go func() {49                download.Disable()50                progress.SetValue(0)51                time.Sleep(1 * time.Second)52                for i := 0; i <= 100; i++ {53                    progress.SetValue(i)54                    time.Sleep(10 * time.Millisecond)55                }56                download.Enable()57            }()58        })59        vbox.Append(download, false)

download

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, world.")4}5import (6func main() {7    cwd, err := os.Getwd()8    if err != nil {9        fmt.Println(err)10    }11    path := filepath.Join(cwd, "2.go")12    launcher.Download(path)13}

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