//test.rs
//
// 测试在Rust侧生成钱包密钥对，转换成C侧的数据结构。
// 测试钱包在C侧调用接口存储和重新读出钱包密钥
//

use std::ffi::CStr;
use std::os::raw::c_char;
//use rustylib::gen::{CWallet};
use rustwallet::{new_wallet, get_address, free_cwallet, CWallet};

fn main() {
    unsafe {
        let msg = "111";
        let cstr = std::ffi::CString::new(msg).unwrap();
        let wallet: CWallet = new_wallet(cstr.into_raw());
        println!("---- generated a wallet to be used on C-side ----");
        print_wallet(&wallet);
        let address = get_address(wallet);
        let address_str = cchar_str(address);
        println!("address: {}", address_str);
        let key0 = "b8256097c1ff2bdd483ffb53d35203a8a7ff19547d65d97f2810732a27e80c1f";
        let key1 = "8e25c8b2e2c8504ea3d6d37cc268facec17ae60667048cfeb7a0092cfda8323a";
        let key2 = "642630ce039174bfff6daba5b17ff1f4daf6b2b850a3407e472f9f2fd3685855";

        // println!("---- saving the wallet to wallet.json ----");
        // save_wallet(&wallet);
        // println!("---- saved! ----");

        // println!("---- fetching the saved wallet to be exposed to C-side ----");
        // let fetched = fetch_cwallet();
        // print_wallet(&fetched);
        // sign();
        // let sign_str = "111";
        // let cstr = std::ffi::CString::new(sign_str).unwrap();
        // sss_sign(cstr.into_raw());

        // // free_cwallet(wallet); // 对应 generate_cwallet()
        // free_cwallet(fetched); // 对应 fetch_wallet()
    }
}

unsafe fn print_wallet(cwallet: &CWallet) {
    let msg = CStr::from_ptr(cwallet.msg_key);
    let pmsg = msg.to_str().unwrap();
    println!("msg=> {}", pmsg);

    let m = CStr::from_ptr(cwallet.master_key);
    let pm = m.to_str().unwrap();
    println!("master key=> {}", pm);

    let s = CStr::from_ptr(cwallet.second_key);
    let ps = s.to_str().unwrap();
    println!("second key=> {}", ps);

    let b = CStr::from_ptr(cwallet.backup_key);
    let pb = b.to_str().unwrap();
    println!("backup key=> {}", pb);
}

unsafe fn cchar_str(cstr: *mut c_char) -> &'static str {
    let msg = CStr::from_ptr(cstr);
    msg.to_str().unwrap()
}