/// SGX-specific configuration. Required if `MOCK_SGX` is not set.
#[derive(Debug, Parser, Clone, Serialize, Deserialize)]
pub struct SgxConfiguration {
    /// FMSPC (Family-Model-Stepping-Platform-Custom SKU)
    #[arg(long)]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub fmspc: Option<Fmspc>,

    /// Address of the TcbInfo contract
    #[arg(long)]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub tcbinfo_contract: Option<AccountId>,

    /// Address of the DCAP verifier contract
    #[arg(long)]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub dcap_verifier_contract: Option<AccountId>,
}

impl SgxConfiguration {
    fn validate(&self) -> Result<(), String> {
        if std::env::var("MOCK_SGX").is_err() {
            self.check_required_field(&self.fmspc, "FMSPC")?;
            self.check_required_field(&self.tcbinfo_contract, "tcbinfo_contract")?;
            self.check_required_field(&self.dcap_verifier_contract, "dcap_verifier_contract")?;
        }
        Ok(())
    }

    fn check_required_field<T>(&self, field: &Option<T>, field_name: &str) -> Result<(), String> {
        if field.is_none() {
            return Err(format!("{} is required if MOCK_SGX isn't set", field_name));
        }
        Ok(())
    }
}