97 lines
1.8 KiB
Go
97 lines
1.8 KiB
Go
package main
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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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"github.com/make-go-great/color-go"
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"github.com/make-go-great/ioe-go"
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"github.com/urfave/cli/v2"
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)
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const (
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name = "license"
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usage = "generate LICENSE quickly"
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commandGenerateName = "generate"
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commandGenerateUsage = "generate LICENSE"
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flagOutputName = "output"
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flagOutputUsage = "output directory"
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currentDir = "."
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licenseFilename = "LICENSE"
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)
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var (
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// command aliases
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generateAliases = []string{"gen"}
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// flag aliases
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outputAliases = []string{"o"}
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)
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func main() {
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a := action{}
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app := &cli.App{
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Name: name,
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Usage: usage,
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Commands: []*cli.Command{
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{
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Name: commandGenerateName,
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Aliases: generateAliases,
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Usage: commandGenerateUsage,
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: flagOutputName,
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Aliases: outputAliases,
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Usage: flagOutputUsage,
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DefaultText: currentDir,
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},
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},
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Action: a.RunGenerate,
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},
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},
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Action: a.RunHelp,
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}
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if err := app.Run(os.Args); err != nil {
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color.PrintAppError(name, err.Error())
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}
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}
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type action struct {
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flags struct {
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output string
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}
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}
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func (a *action) RunHelp(c *cli.Context) error {
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return cli.ShowAppHelp(c)
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}
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func (a *action) RunGenerate(c *cli.Context) error {
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a.getFlags(c)
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fmt.Printf("What LICENSE do you chose: ")
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licenseName := ioe.ReadInput()
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licenseData, licenseFilename, err := generateLicense(licenseName)
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if err != nil {
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return fmt.Errorf("failed to generate license %s: %w", licenseName, err)
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}
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outputFile := filepath.Join(a.flags.output, licenseFilename)
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if err := os.WriteFile(outputFile, []byte(licenseData), os.ModePerm); err != nil {
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return fmt.Errorf("failed to write file %s: %w", outputFile, err)
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}
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return nil
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}
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func (a *action) getFlags(c *cli.Context) {
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a.flags.output = c.String(flagOutputName)
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}
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