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58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
2 years ago
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package cli
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"github.com/forget-the-bright/j/internal/pkg/config"
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"github.com/forget-the-bright/j/internal/pkg/download"
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"github.com/mholt/archiver/v3"
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"github.com/urfave/cli/v2"
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)
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func fundVersion(version string) *config.UrlItem {
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for _, v := range config.Url_Items {
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if strings.Contains(v.Expected, version) {
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return v
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}
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}
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return nil
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}
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func Install(version string) (err error) {
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ui := fundVersion(version)
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if ui == nil {
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return nil
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}
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filename := filepath.Join(downloadsDir, ui.In.FileName)
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DownloadWithProgress(ui.In.URL, filename)
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targetV := filepath.Join(versionsDir, ui.SimpleName)
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// 解压安装包
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if err = archiver.Unarchive(filename, versionsDir); err != nil {
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fmt.Println(err.Error())
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return cli.Exit(errstring(err), 1)
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}
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// 目录重命名
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if err = os.Rename(filepath.Join(versionsDir, ui.Expected), targetV); err != nil {
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fmt.Println(err.Error())
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return cli.Exit(errstring(err), 1)
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}
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// 重新建立软链接
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_ = os.Remove(goroot)
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if err = mkSymlink(targetV, goroot); err != nil {
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return cli.Exit(errstring(err), 1)
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}
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fmt.Printf("Now using %s\n", ui.Expected)
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return nil
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}
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// DownloadWithProgress 下载版本另存为指定文件且显示下载进度
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func DownloadWithProgress(url, dst string) (size int64, err error) {
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return download.Download(url, dst, os.O_CREATE|os.O_WRONLY, 0644, true)
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}
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