// ACC-Governance: 治理协议
// NAC 原生协议 - Charter 语言定义
// UID: nac.acc.ACCGovernanceProtocol.v1

protocol ACCGovernanceProtocol {
    // 注册投票权
    fn register_voting_power(address: Address, power: u128) -> ();
    // 创建提案（需要持有投票权）
    fn create_proposal(
        proposer: Address, proposal_type: ProposalType, description: String,
        voting_duration_secs: u64, constitutional_receipt: Hash
    ) -> Result<Hash, Error>;
    // 投票（For/Against/Abstain）
    fn cast_vote(proposal_id: Hash, voter: Address, choice: VoteChoice) -> Result<(), Error>;
    // 终结提案（统计票数，执行或拒绝）
    fn finalize_proposal(proposal_id: Hash, constitutional_receipt: Hash) -> Result<bool, Error>;
    // 查询提案
    fn get_proposal(proposal_id: Hash) -> Option<GovernanceProposal>;
}