refactor message with clap derive api (part 1)

src/email/message/command/mod.rs

@@ -0,0 +1,58 @@
+pub mod copy;
+pub mod delete;
+pub mod move_;
+pub mod read;
+pub mod save;
+pub mod send;
+
+use anyhow::Result;
+use clap::Subcommand;
+
+use crate::{config::TomlConfig, printer::Printer};
+
+use self::{
+    copy::MessageCopyCommand, delete::MessageDeleteCommand, move_::MessageMoveCommand,
+    read::MessageReadCommand, save::MessageSaveCommand, send::MessageSendCommand,
+};
+
+/// Subcommand to manage messages
+#[derive(Debug, Subcommand)]
+pub enum MessageSubcommand {
+    /// Read a message
+    #[command(arg_required_else_help = true)]
+    Read(MessageReadCommand),
+
+    /// Save a message to a folder
+    #[command(arg_required_else_help = true)]
+    #[command(alias = "add", alias = "create")]
+    Save(MessageSaveCommand),
+
+    /// Send a message
+    #[command(arg_required_else_help = true)]
+    Send(MessageSendCommand),
+
+    /// Copy a message from a source folder to a target folder
+    #[command(arg_required_else_help = true)]
+    Copy(MessageCopyCommand),
+
+    /// Move a message from a source folder to a target folder
+    #[command(arg_required_else_help = true)]
+    Move(MessageMoveCommand),
+
+    /// Delete a message from a folder
+    #[command(arg_required_else_help = true)]
+    Delete(MessageDeleteCommand),
+}
+
+impl MessageSubcommand {
+    pub async fn execute(self, printer: &mut impl Printer, config: &TomlConfig) -> Result<()> {
+        match self {
+            Self::Read(cmd) => cmd.execute(printer, config).await,
+            Self::Save(cmd) => cmd.execute(printer, config).await,
+            Self::Send(cmd) => cmd.execute(printer, config).await,
+            Self::Copy(cmd) => cmd.execute(printer, config).await,
+            Self::Move(cmd) => cmd.execute(printer, config).await,
+            Self::Delete(cmd) => cmd.execute(printer, config).await,
+        }
+    }
+}