ビジネスを動かす計算エンジンを、本番環境で実行しましょう。スプレッドシートの中ではなく。

use std::error::Error;

#[derive(Debug, Clone)]
pub struct QuoteInput {
    pub driver_age: i32,
    pub postcode: String,
    pub vehicle_value: f64,
    pub no_claims_years: i32,
}

#[derive(Debug, Clone)]
pub struct QuoteOutput {
    pub annual_premium: f64,
    pub monthly_premium: f64,
    pub base_rate: f64,
    pub no_claims_discount: f64,
}

fn main() -> Result<(), Box<dyn Error + Send + Sync>> {
    let input = QuoteInput {
        driver_age: 35,
        postcode: "SW1A 1AA".to_string(),
        vehicle_value: 24_500.0,
        no_claims_years: 5,
    };

    let output = codcel_quote(&input)?;

    println!("annual_premium:     {}", output.annual_premium);
    println!("monthly_premium:    {}", output.monthly_premium);
    println!("base_rate:          {}", output.base_rate);
    println!("no_claims_discount: {}", output.no_claims_discount);
    Ok(())
}