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// Copyright (C) Moondance Labs Ltd.
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// This file is part of Tanssi.
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// Tanssi is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Tanssi is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Tanssi.  If not, see <http://www.gnu.org/licenses/>.
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use {
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    sc_chain_spec::{ChainSpecExtension, ChainSpecGroup},
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    serde::{Deserialize, Serialize},
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};
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/// The extensions for the [`ChainSpec`].
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, ChainSpecGroup, ChainSpecExtension)]
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#[serde(deny_unknown_fields)]
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pub struct Extensions {
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    /// The relay chain of the Parachain.
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    pub relay_chain: String,
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    /// The id of the Parachain.
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    pub para_id: u32,
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}
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impl Extensions {
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    /// Try to get the extension from the given `ChainSpec`.
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    pub fn try_get(chain_spec: &dyn sc_service::ChainSpec) -> Option<&Self> {
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        sc_chain_spec::get_extension(chain_spec.extensions())
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    }
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}