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// Copyright (C) 2019-2024 Aleo Systems Inc.
// This file is part of the Leo library.

// The Leo library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// The Leo library 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 General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with the Leo library. If not, see <https://www.gnu.org/licenses/>.

use crate::Program;

use leo_span::{Symbol, symbol::with_session_globals};

use indexmap::IndexMap;
use serde::{Deserialize, Deserializer, Serialize, Serializer};

#[allow(clippy::ptr_arg)]
pub fn serialize<S: Serializer>(
    imported_modules: &IndexMap<Vec<Symbol>, Program>,
    serializer: S,
) -> Result<S::Ok, S::Error> {
    let joined: IndexMap<String, Program> = with_session_globals(|s| {
        imported_modules
            .into_iter()
            .map(|(package, program)| {
                let package = package.iter().map(|x| x.as_str(s, |s| s.to_owned())).collect::<Vec<_>>();
                (package.join("."), program.clone())
            })
            .collect()
    });

    joined.serialize(serializer)
}

pub fn deserialize<'de, D: Deserializer<'de>>(deserializer: D) -> Result<IndexMap<Vec<Symbol>, Program>, D::Error> {
    Ok(IndexMap::<String, Program>::deserialize(deserializer)?
        .into_iter()
        .map(|(package, program)| (package.split('.').map(Symbol::intern).collect(), program))
        .collect())
}