use serde::{Deserialize, Serialize};
use crate::db::{SledModel, Storable};
use std::collections::HashMap;

/// Circle represents a collection of members (users or other circles)
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Circle {
    pub id: u32,                 // unique id
    pub name: String,            // name of the circle
    pub description: String,     // optional description
}

impl Circle {
    /// Create a new circle
    pub fn new(id: u32, name: String, description: String) -> Self {
        Self {
            id,
            name,
            description,
        }
    }
    
    /// Returns a map of index keys for this circle
    pub fn index_keys(&self) -> HashMap<String, String> {
        let mut keys = HashMap::new();
        keys.insert("name".to_string(), self.name.clone());
        keys
    }
}

// Implement Storable trait (provides default dump/load)
impl Storable for Circle {}

// Implement SledModel trait
impl SledModel for Circle {
    fn get_id(&self) -> String {
        self.id.to_string()
    }

    fn db_prefix() -> &'static str {
        "circle"
    }
}