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use portable_atomic::{AtomicU16, AtomicU8};

use super::candidate_base::*;
use super::*;
use crate::rand::generate_cand_id;

/// The config required to create a new `CandidateHost`.
#[derive(Default)]
pub struct CandidateHostConfig {
    pub base_config: CandidateBaseConfig,

    pub tcp_type: TcpType,
}

impl CandidateHostConfig {
    /// Creates a new host candidate.
    pub fn new_candidate_host(self) -> Result<CandidateBase> {
        let mut candidate_id = self.base_config.candidate_id;
        if candidate_id.is_empty() {
            candidate_id = generate_cand_id();
        }

        let c = CandidateBase {
            id: candidate_id,
            address: self.base_config.address.clone(),
            candidate_type: CandidateType::Host,
            component: AtomicU16::new(self.base_config.component),
            port: self.base_config.port,
            tcp_type: self.tcp_type,
            foundation_override: self.base_config.foundation,
            priority_override: self.base_config.priority,
            network: self.base_config.network,
            network_type: AtomicU8::new(NetworkType::Udp4 as u8),
            conn: self.base_config.conn,
            ..CandidateBase::default()
        };

        if !self.base_config.address.ends_with(".local") {
            let ip = self.base_config.address.parse()?;
            c.set_ip(&ip)?;
        };

        Ok(c)
    }
}