use serde::{Deserialize, Serialize};

use crate::ids::{AgentId, UserId};

/// Which humans may use an agent (spec §7.7 "Other people" toggle).
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(tag = "mode", content = "ids", rename_all = "snake_case")]
pub enum HumanScope {
    EntireTeam,
    Specific(Vec<UserId>),
}

/// Which other agents may message an agent (spec §7.7 "Other Claws" toggle).
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(tag = "mode", content = "ids", rename_all = "snake_case")]
pub enum AgentScope {
    Any,
    Specific(Vec<AgentId>),
}

/// Per-agent access policy (spec §14 AccessPolicy).
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct AccessPolicy {
    pub humans: HumanScope,
    pub agents: AgentScope,
}

impl Default for AccessPolicy {
    /// New agents are shared with the whole team and reachable by any claw,
    /// matching the wizard's defaults (spec §9 step 2).
    fn default() -> Self {
        AccessPolicy {
            humans: HumanScope::EntireTeam,
            agents: AgentScope::Any,
        }
    }
}