128 lines
3.0 KiB
Go
128 lines
3.0 KiB
Go
package console
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import (
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"context"
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"fmt"
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"strings"
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"gitoa.ru/go-4devs/config"
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"gitoa.ru/go-4devs/config/definition"
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"gitoa.ru/go-4devs/config/definition/option"
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"gitoa.ru/go-4devs/config/param"
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"gitoa.ru/go-4devs/config/provider/arg"
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"gitoa.ru/go-4devs/config/validator"
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"gitoa.ru/go-4devs/config/value"
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"gitoa.ru/go-4devs/console/output"
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"gitoa.ru/go-4devs/console/output/descriptor"
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)
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const defaultLenNamespace = 2
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//nolint:gochecknoinits
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func init() {
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MustRegister(list())
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}
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const (
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ArgumentNamespace = "namespace"
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)
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func list() *Command {
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return &Command{
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Name: CommandList,
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Description: "Lists commands",
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Help: `
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The <info>{{ .Name }}</info> command lists all commands:
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<info>{{ .Bin }} {{ .Name }}</info>
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You can also display the commands for a specific namespace:
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<info>{{ .Bin }} {{ .Name }} test</info>
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You can also output the information in other formats by using the <comment>--format</comment> option:
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<info>{{ .Bin }} {{ .Name }} --format=xml</info>
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`,
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Execute: executeList,
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Configure: func(_ context.Context, cfg config.Definition) error {
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formats := descriptor.Descriptors()
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cfg.
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Add(
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arg.String(ArgumentNamespace, "The namespace name"),
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option.String(OptionFormat, fmt.Sprintf("The output format (%s)", strings.Join(formats, ", ")),
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option.Required,
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option.Default(value.New(formats[0])),
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validator.Valid(
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validator.NotBlank,
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validator.Enum(formats...),
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),
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),
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)
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return nil
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},
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}
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}
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//nolint:cyclop
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func executeList(ctx context.Context, in config.Provider, out output.Output) error {
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ns := ReadValue(ctx, in, ArgumentNamespace).String()
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format := ReadValue(ctx, in, OptionFormat).String()
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des, err := descriptor.Find(format)
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if err != nil {
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return fmt.Errorf("find descriptor[%v]: %w", format, err)
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}
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cmds := Commands()
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commands := descriptor.Commands{
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Namespace: ns,
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Options: definition.New(Default()...).With(param.New(descriptor.TxtStyle())),
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}
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groups := make(map[string]*descriptor.NSCommand)
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namespaces := make([]string, 0, len(cmds))
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empty := descriptor.NSCommand{}
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for _, name := range cmds {
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if ns != "" && !strings.HasPrefix(name, ns+":") {
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continue
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}
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cmd, _ := Find(name)
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if cmd.Hidden {
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continue
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}
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gn := strings.SplitN(name, ":", defaultLenNamespace)
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if len(gn) != defaultLenNamespace {
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empty.Append(cmd.Name, cmd.Description)
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continue
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}
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if _, ok := groups[gn[0]]; !ok {
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groups[gn[0]] = &descriptor.NSCommand{
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Name: gn[0],
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}
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namespaces = append(namespaces, gn[0])
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}
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groups[gn[0]].Append(name, cmd.Description)
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}
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if len(empty.Commands) > 0 {
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commands.Commands = append(commands.Commands, empty)
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}
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for _, name := range namespaces {
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commands.Commands = append(commands.Commands, *groups[name])
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}
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if ns != "" && len(commands.Commands) == 0 {
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return fmt.Errorf("%w: namespace %s", ErrNotFound, ns)
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}
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if err := des.Commands(ctx, out, commands); err != nil {
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return fmt.Errorf("descriptor:%w", err)
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}
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return nil
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}
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