use std::str::FromStr;

use cm_domain::{AccessPolicy, AgentId, AgentScope, GatedCategory, HumanScope, Role, UserId};

#[test]
fn ids_display_as_uuid_and_parse_back() {
    let id = AgentId::new();
    let parsed = AgentId::from_str(&id.to_string()).unwrap();
    assert_eq!(parsed, id);
}

#[test]
fn new_ids_are_unique_and_v7() {
    let a = UserId::new();
    let b = UserId::new();
    assert_ne!(a, b);
    assert_eq!(a.as_uuid().get_version_num(), 7);
}

#[test]
fn distinct_id_types_serialize_as_plain_uuid_strings() {
    let id = AgentId::new();
    let json = serde_json::to_string(&id).unwrap();
    assert_eq!(json, format!("\"{id}\""));
}

#[test]
fn role_serde_uses_lowercase() {
    assert_eq!(serde_json::to_string(&Role::Owner).unwrap(), "\"owner\"");
    assert_eq!(serde_json::to_string(&Role::Member).unwrap(), "\"member\"");
    let r: Role = serde_json::from_str("\"owner\"").unwrap();
    assert_eq!(r, Role::Owner);
}

#[test]
fn gated_categories_cover_spec_section_15() {
    // The six gated categories are fixed by spec §15; serde names are the
    // wire contract with the frontend approval queue.
    let all = GatedCategory::ALL;
    assert_eq!(all.len(), 6);
    let names: Vec<String> = all
        .iter()
        .map(|c| serde_json::to_string(c).unwrap())
        .collect();
    assert_eq!(
        names,
        vec![
            "\"outbound_message\"",
            "\"secret_sharing\"",
            "\"access_change\"",
            "\"financial_transaction\"",
            "\"file_deletion\"",
            "\"infra_access_grant\"",
        ]
    );
}

#[test]
fn default_access_policy_is_entire_team_and_any_claw() {
    let policy = AccessPolicy::default();
    assert_eq!(policy.humans, HumanScope::EntireTeam);
    assert_eq!(policy.agents, AgentScope::Any);
}

#[test]
fn specific_scopes_carry_member_lists() {
    let user = UserId::new();
    let agent = AgentId::new();
    let policy = AccessPolicy {
        humans: HumanScope::Specific(vec![user]),
        agents: AgentScope::Specific(vec![agent]),
    };
    let json = serde_json::to_value(&policy).unwrap();
    assert_eq!(json["humans"]["mode"], "specific");
    assert_eq!(json["humans"]["ids"][0], user.to_string());
    assert_eq!(json["agents"]["mode"], "specific");
    assert_eq!(json["agents"]["ids"][0], agent.to_string());
    let back: AccessPolicy = serde_json::from_value(json).unwrap();
    assert_eq!(back, policy);
}

#[test]
fn entire_team_scope_serializes_with_mode_tag() {
    let policy = AccessPolicy::default();
    let json = serde_json::to_value(&policy).unwrap();
    assert_eq!(json["humans"]["mode"], "entire_team");
    assert_eq!(json["agents"]["mode"], "any");
}