init: pristine aerc 0.20.0 source

commands/compose/multipart.go

@@ -0,0 +1,66 @@
+package compose
+
+import (
+	"fmt"
+
+	"git.sr.ht/~rjarry/aerc/app"
+	"git.sr.ht/~rjarry/aerc/commands"
+	"git.sr.ht/~rjarry/aerc/config"
+)
+
+type Multipart struct {
+	Remove bool   `opt:"-d" desc:"Remove the specified mime/type."`
+	Mime   string `opt:"mime" metavar:"<mime/type>" complete:"CompleteMime" desc:"MIME/type name."`
+}
+
+func init() {
+	commands.Register(Multipart{})
+}
+
+func (Multipart) Description() string {
+	return "Convert the message to multipart with the given mime/type part."
+}
+
+func (Multipart) Context() commands.CommandContext {
+	return commands.COMPOSE_EDIT | commands.COMPOSE_REVIEW
+}
+
+func (Multipart) Aliases() []string {
+	return []string{"multipart"}
+}
+
+func (*Multipart) CompleteMime(arg string) []string {
+	var completions []string
+	for mime := range config.Converters {
+		completions = append(completions, mime)
+	}
+	return commands.FilterList(completions, arg, nil)
+}
+
+func (m Multipart) Execute(args []string) error {
+	composer, ok := app.SelectedTabContent().(*app.Composer)
+	if !ok {
+		return fmt.Errorf(":multipart is only available on the compose::review screen")
+	}
+
+	if m.Remove {
+		return composer.RemovePart(m.Mime)
+	} else {
+		_, found := config.Converters[m.Mime]
+		if !found {
+			return fmt.Errorf("no command defined for MIME type: %s", m.Mime)
+		}
+		err := composer.AppendPart(
+			m.Mime,
+			map[string]string{"Charset": "UTF-8"},
+			// the actual content of the part will be rendered
+			// every time the body of the email is updated
+			nil,
+		)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}