init: pristine aerc 0.20.0 source

commands/compose/detach.go

@@ -0,0 +1,93 @@
+package compose
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"git.sr.ht/~rjarry/aerc/app"
+	"git.sr.ht/~rjarry/aerc/commands"
+	"git.sr.ht/~rjarry/aerc/lib/log"
+	"github.com/pkg/errors"
+)
+
+type Detach struct {
+	Path string `opt:"path" required:"false" complete:"CompletePath" desc:"Attachment file path."`
+}
+
+func init() {
+	commands.Register(Detach{})
+}
+
+func (Detach) Description() string {
+	return "Detach the file with the given path from the composed email."
+}
+
+func (Detach) Context() commands.CommandContext {
+	return commands.COMPOSE_EDIT | commands.COMPOSE_REVIEW
+}
+
+func (Detach) Aliases() []string {
+	return []string{"detach"}
+}
+
+func (*Detach) CompletePath(arg string) []string {
+	composer, _ := app.SelectedTabContent().(*app.Composer)
+	return commands.FilterList(composer.GetAttachments(), arg, nil)
+}
+
+func (d Detach) Execute(args []string) error {
+	composer, _ := app.SelectedTabContent().(*app.Composer)
+
+	if d.Path == "" {
+		// if no attachment is specified, delete the first in the list
+		atts := composer.GetAttachments()
+		if len(atts) > 0 {
+			d.Path = atts[0]
+		} else {
+			return fmt.Errorf("No attachments to delete")
+		}
+	}
+
+	return d.removePath(d.Path)
+}
+
+func (d Detach) removePath(path string) error {
+	composer, _ := app.SelectedTabContent().(*app.Composer)
+
+	// If we don't get an error here, the path was not a pattern.
+	if err := composer.DeleteAttachment(path); err == nil {
+		log.Debugf("detaching '%s'", path)
+		app.PushSuccess(fmt.Sprintf("Detached %s", path))
+
+		return nil
+	}
+
+	currentAttachments := composer.GetAttachments()
+	detached := make([]string, 0, len(currentAttachments))
+	for _, a := range currentAttachments {
+		// Don't use filepath.Glob like :attach does. Not all files
+		// that match the glob are already attached to the message.
+		matches, err := filepath.Match(path, a)
+		if err != nil && errors.Is(err, filepath.ErrBadPattern) {
+			log.Warnf("failed to parse as globbing pattern: %v", err)
+			return err
+		}
+
+		if matches {
+			log.Debugf("detaching '%s'", a)
+			if err := composer.DeleteAttachment(a); err != nil {
+				return err
+			}
+
+			detached = append(detached, a)
+		}
+	}
+
+	if len(detached) == 1 {
+		app.PushSuccess(fmt.Sprintf("Detached %s", detached[0]))
+	} else {
+		app.PushSuccess(fmt.Sprintf("Detached %d files", len(detached)))
+	}
+
+	return nil
+}