// This file is part of Himalaya, a CLI to manage emails.
//
// Copyright (C) 2022-2026 soywod <pimalaya.org@posteo.net>
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU Affero General Public License as published by the Free
// Software Foundation, either version 3 of the License, or (at your option) any
// later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
// details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

use anyhow::Result;
use clap::Parser;
use io_imap::types::mailbox::Mailbox;
use pimalaya_cli::printer::{Message, Printer};

use crate::imap::{
    client::ImapClient,
    mailbox::arg::{MailboxNameOptionalFlag, MailboxNoSelectFlag, TargetMailboxNameArg},
};

/// Move message(s) to the given mailbox.
///
/// This command moves messages identified by the given sequence set
/// from the source mailbox to the destination mailbox. Requires the
/// MOVE IMAP extension.
#[derive(Debug, Parser)]
pub struct ImapMessageMoveCommand {
    #[command(flatten)]
    pub mailbox_name: MailboxNameOptionalFlag,
    #[command(flatten)]
    pub mailbox_no_select: MailboxNoSelectFlag,

    /// The sequence set of messages (e.g., "1", "1,2,3", "1:*").
    #[arg(name = "sequence_set", value_name = "SEQUENCE")]
    pub sequence_set: String,
    #[command(flatten)]
    pub mailbox_dest_name: TargetMailboxNameArg,

    /// Use sequence numbers instead of UIDs.
    #[arg(long)]
    pub seq: bool,
}

impl ImapMessageMoveCommand {
    pub fn execute(self, printer: &mut impl Printer, client: &mut ImapClient) -> Result<()> {
        let mailbox = self.mailbox_name.inner.try_into()?;

        if !self.mailbox_no_select.inner {
            client.select(mailbox)?;
        }

        let sequence_set = self.sequence_set.as_str().try_into()?;
        let destination: Mailbox<'static> = self.mailbox_dest_name.inner.try_into()?;

        client.r#move(sequence_set, destination, !self.seq)?;

        printer.out(Message::new("Message(s) successfully moved"))
    }
}