Add toggle encrypt action in composer

Does nothing for now, will be used in a future commit.

src/command.rs

@@ -542,6 +542,19 @@ define_commands!([
                       }
                   )
                 },
+                { tags: ["toggle encrypt"],
+                  desc: "toggle encryption for this draft",
+                  tokens: &[One(Literal("toggle")), One(Literal("encrypt"))],
+                  parser:(
+                      fn toggle_encrypt(input: &[u8]) -> IResult<&[u8], Action> {
+                          let (input, _) = tag("toggle")(input)?;
+                          let (input, _) = is_a(" ")(input)?;
+                          let (input, _) = tag("encrypt")(input)?;
+                          let (input, _) = eof(input)?;
+                          Ok((input, Compose(ToggleEncrypt)))
+                      }
+                  )
+                },
                 { tags: ["create-mailbox "],
                   desc: "create-mailbox ACCOUNT MAILBOX_PATH",
                   tokens: &[One(Literal("create-mailbox")), One(AccountName), One(MailboxPath)],
@@ -765,7 +778,13 @@ fn listing_action(input: &[u8]) -> IResult<&[u8], Action> {
 }
 
 fn compose_action(input: &[u8]) -> IResult<&[u8], Action> {
-    alt((add_attachment, remove_attachment, toggle_sign, save_draft))(input)
+    alt((
+        add_attachment,
+        remove_attachment,
+        toggle_sign,
+        toggle_encrypt,
+        save_draft,
+    ))(input)
 }
 
 fn account_action(input: &[u8]) -> IResult<&[u8], Action> {

src/command/actions.rs

@@ -81,6 +81,7 @@ pub enum ComposeAction {
     RemoveAttachment(usize),
     SaveDraft,
     ToggleSign,
+    ToggleEncrypt,
 }
 
 #[derive(Debug)]

src/components/mail/compose.rs

@@ -81,6 +81,7 @@ pub struct Composer {
     embed_area: Area,
     embed: Option<EmbedStatus>,
     sign_mail: ToggleFlag,
+    encrypt_mail: ToggleFlag,
     dirty: bool,
     has_changes: bool,
     initialized: bool,
@@ -103,6 +104,7 @@ impl Default for Composer {
 
             mode: ViewMode::Edit,
             sign_mail: ToggleFlag::Unset,
+            encrypt_mail: ToggleFlag::Unset,
             dirty: true,
             has_changes: false,
             embed_area: ((0, 0), (0, 0)),
@@ -451,9 +453,15 @@ impl Composer {
                 None,
             );
         }
-        if attachments_no == 0 {
+        if self.encrypt_mail.is_true() {
             write_string_to_grid(
-                "no attachments",
+                &format!(
+                    "☑ encrypt with {}",
+                    account_settings!(context[self.account_hash].pgp.encrypt_key)
+                        .as_ref()
+                        .map(|s| s.as_str())
+                        .unwrap_or("default key")
+                ),
                 grid,
                 theme_default.fg,
                 theme_default.bg,
@@ -463,7 +471,7 @@ impl Composer {
             );
         } else {
             write_string_to_grid(
-                &format!("{} attachments ", attachments_no),
+                "☐ don't encrypt",
                 grid,
                 theme_default.fg,
                 theme_default.bg,
@@ -471,6 +479,27 @@ impl Composer {
                 (pos_inc(upper_left!(area), (0, 2)), bottom_right!(area)),
                 None,
             );
+        }
+        if attachments_no == 0 {
+            write_string_to_grid(
+                "no attachments",
+                grid,
+                theme_default.fg,
+                theme_default.bg,
+                theme_default.attrs,
+                (pos_inc(upper_left!(area), (0, 3)), bottom_right!(area)),
+                None,
+            );
+        } else {
+            write_string_to_grid(
+                &format!("{} attachments ", attachments_no),
+                grid,
+                theme_default.fg,
+                theme_default.bg,
+                theme_default.attrs,
+                (pos_inc(upper_left!(area), (0, 3)), bottom_right!(area)),
+                None,
+            );
             for (i, a) in self.draft.attachments().iter().enumerate() {
                 if let Some(name) = a.content_type().name() {
                     write_string_to_grid(
@@ -485,7 +514,7 @@ impl Composer {
                         theme_default.fg,
                         theme_default.bg,
                         theme_default.attrs,
-                        (pos_inc(upper_left!(area), (0, 3 + i)), bottom_right!(area)),
+                        (pos_inc(upper_left!(area), (0, 4 + i)), bottom_right!(area)),
                         None,
                     );
                 } else {
@@ -495,7 +524,7 @@ impl Composer {
                         theme_default.fg,
                         theme_default.bg,
                         theme_default.attrs,
-                        (pos_inc(upper_left!(area), (0, 3 + i)), bottom_right!(area)),
+                        (pos_inc(upper_left!(area), (0, 4 + i)), bottom_right!(area)),
                         None,
                     );
                 }
@@ -523,6 +552,11 @@ impl Component for Composer {
                     context[self.account_hash].pgp.auto_sign
                 ));
             }
+            if self.encrypt_mail.is_unset() {
+                self.encrypt_mail = ToggleFlag::InternalVal(*account_settings!(
+                    context[self.account_hash].pgp.auto_encrypt
+                ));
+            }
             if !self.draft.headers().contains_key("From") || self.draft.headers()["From"].is_empty()
             {
                 self.draft.set_header(
@@ -1323,6 +1357,12 @@ impl Component for Composer {
                     self.dirty = true;
                     return true;
                 }
+                Action::Compose(ComposeAction::ToggleEncrypt) => {
+                    let is_true = self.encrypt_mail.is_true();
+                    self.encrypt_mail = ToggleFlag::from(!is_true);
+                    self.dirty = true;
+                    return true;
+                }
                 _ => {}
             },
             _ => {}