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package patch
import (
"errors"
"fmt"
"git.sr.ht/~rjarry/aerc/commands"
"git.sr.ht/~rjarry/go-opt"
)
var (
PatchCommands *commands.Commands
subCommands *commands.Commands
)
func register(cmd commands.Command) {
if subCommands == nil {
subCommands = commands.NewCommands()
}
subCommands.Register(cmd)
}
func registerPatch(cmd commands.Command) {
if PatchCommands == nil {
PatchCommands = commands.NewCommands()
}
PatchCommands.Register(cmd)
}
func init() {
registerPatch(Patch{})
}
type Patch struct {
SubCmd commands.Command `opt:"command" action:"ParseSub" complete:"CompleteSubNames"`
Args string `opt:"..." required:"false" complete:"CompleteSubArgs"`
}
func (Patch) Aliases() []string {
return []string{"patch"}
}
func (p *Patch) ParseSub(arg string) error {
p.SubCmd = subCommands.ByName(arg)
if p.SubCmd == nil {
return fmt.Errorf("%s unknown sub-command", arg)
}
return nil
}
func (*Patch) CompleteSubNames(arg string) []string {
options := subCommands.Names()
return commands.FilterList(options, arg, nil)
}
func (p *Patch) CompleteSubArgs(arg string) []string {
if p.SubCmd == nil {
return nil
}
// prepend arbitrary string to arg to work with sub-commands
options, _ := commands.GetCompletions(p.SubCmd, opt.LexArgs("a "+arg))
return options
}
func (p Patch) Execute(args []string) error {
if p.SubCmd == nil {
return errors.New("no subcommand found")
}
a := opt.QuoteArgs(args[1:]...)
return commands.ExecuteCommand(p.SubCmd, a.String())
}
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