use chrono::prelude::*;
use serde_json::{json, Value};
use solana::bank::Bank;
use solana::cluster_info::Node;
use solana::db_ledger::create_tmp_ledger_with_mint;
use solana::fullnode::Fullnode;
use solana::leader_scheduler::LeaderScheduler;
use solana::mint::Mint;
use solana::rpc_request::{RpcClient, RpcRequest, RpcRequestHandler};
use solana::storage_stage::STORAGE_ROTATE_TEST_COUNT;
use solana::vote_signer_proxy::VoteSignerProxy;
use solana_drone::drone::run_local_drone;
use solana_sdk::pubkey::Pubkey;
use solana_sdk::signature::{Keypair, KeypairUtil};
use solana_vote_signer::rpc::LocalVoteSigner;
use solana_wallet::wallet::{
    process_command, request_and_confirm_airdrop, WalletCommand, WalletConfig,
};
use std::fs::remove_dir_all;
use std::sync::mpsc::channel;
use std::sync::{Arc, RwLock};

fn check_balance(expected_balance: u64, client: &RpcClient, params: Value) {
    let balance = client
        .make_rpc_request(1, RpcRequest::GetBalance, Some(params))
        .unwrap()
        .as_u64()
        .unwrap();
    assert_eq!(balance, expected_balance);
}

#[test]
fn test_wallet_timestamp_tx() {
    let leader_keypair = Arc::new(Keypair::new());
    let leader = Node::new_localhost_with_pubkey(leader_keypair.pubkey());
    let leader_data = leader.info.clone();

    let alice = Mint::new(10_000);
    let mut bank = Bank::new(&alice);
    let bob_pubkey = Keypair::new().pubkey();
    let ledger_path = create_tmp_ledger_with_mint("thin_client", &alice);
    let entry_height = alice.create_entries().len() as u64;

    let leader_scheduler = Arc::new(RwLock::new(LeaderScheduler::from_bootstrap_leader(
        leader_data.id,
    )));
    bank.leader_scheduler = leader_scheduler;
    let vote_account_keypair = Arc::new(Keypair::new());
    let vote_signer =
        VoteSignerProxy::new(&vote_account_keypair, Box::new(LocalVoteSigner::default()));
    let last_id = bank.last_id();
    let server = Fullnode::new_with_bank(
        leader_keypair,
        Arc::new(vote_signer),
        bank,
        None,
        entry_height,
        &last_id,
        leader,
        None,
        &ledger_path,
        false,
        None,
        STORAGE_ROTATE_TEST_COUNT,
    );

    let (sender, receiver) = channel();
    run_local_drone(alice.keypair(), sender);
    let drone_addr = receiver.recv().unwrap();

    let rpc_client = RpcClient::new_from_socket(leader_data.rpc);

    let mut config_payer = WalletConfig::default();
    config_payer.drone_port = drone_addr.port();
    config_payer.rpc_port = leader_data.rpc.port();

    let mut config_witness = WalletConfig::default();
    config_witness.drone_port = drone_addr.port();
    config_witness.rpc_port = leader_data.rpc.port();

    assert_ne!(config_payer.id.pubkey(), config_witness.id.pubkey());

    request_and_confirm_airdrop(&rpc_client, &drone_addr, &config_payer.id, 50).unwrap();
    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(50, &rpc_client, params);

    // Make transaction (from config_payer to bob_pubkey) requiring timestamp from config_witness
    let date_string = "\"2018-09-19T17:30:59Z\"";
    let dt: DateTime<Utc> = serde_json::from_str(&date_string).unwrap();
    config_payer.command = WalletCommand::Pay(
        10,
        bob_pubkey,
        Some(dt),
        Some(config_witness.id.pubkey()),
        None,
        None,
    );
    let sig_response = process_command(&config_payer);

    let object: Value = serde_json::from_str(&sig_response.unwrap()).unwrap();
    let process_id_str = object.get("processId").unwrap().as_str().unwrap();
    let process_id_vec = bs58::decode(process_id_str)
        .into_vec()
        .expect("base58-encoded public key");
    let process_id = Pubkey::new(&process_id_vec);

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(39, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(11, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(0, &rpc_client, params); // recipient balance

    // Sign transaction by config_witness
    config_witness.command = WalletCommand::TimeElapsed(bob_pubkey, process_id, dt);
    process_command(&config_witness).unwrap();

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(39, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(1, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(10, &rpc_client, params); // recipient balance

    server.close().unwrap();
    remove_dir_all(ledger_path).unwrap();
}

#[test]
fn test_wallet_witness_tx() {
    let leader_keypair = Arc::new(Keypair::new());
    let leader = Node::new_localhost_with_pubkey(leader_keypair.pubkey());
    let leader_data = leader.info.clone();

    let alice = Mint::new(10_000);
    let mut bank = Bank::new(&alice);
    let bob_pubkey = Keypair::new().pubkey();
    let ledger_path = create_tmp_ledger_with_mint("thin_client", &alice);
    let entry_height = alice.create_entries().len() as u64;

    let leader_scheduler = Arc::new(RwLock::new(LeaderScheduler::from_bootstrap_leader(
        leader_data.id,
    )));
    bank.leader_scheduler = leader_scheduler;
    let vote_account_keypair = Arc::new(Keypair::new());
    let vote_signer =
        VoteSignerProxy::new(&vote_account_keypair, Box::new(LocalVoteSigner::default()));
    let last_id = bank.last_id();
    let server = Fullnode::new_with_bank(
        leader_keypair,
        Arc::new(vote_signer),
        bank,
        None,
        entry_height,
        &last_id,
        leader,
        None,
        &ledger_path,
        false,
        None,
        STORAGE_ROTATE_TEST_COUNT,
    );

    let (sender, receiver) = channel();
    run_local_drone(alice.keypair(), sender);
    let drone_addr = receiver.recv().unwrap();

    let rpc_client = RpcClient::new_from_socket(leader_data.rpc);

    let mut config_payer = WalletConfig::default();
    config_payer.drone_port = drone_addr.port();
    config_payer.rpc_port = leader_data.rpc.port();

    let mut config_witness = WalletConfig::default();
    config_witness.drone_port = drone_addr.port();
    config_witness.rpc_port = leader_data.rpc.port();

    assert_ne!(config_payer.id.pubkey(), config_witness.id.pubkey());

    request_and_confirm_airdrop(&rpc_client, &drone_addr, &config_payer.id, 50).unwrap();

    // Make transaction (from config_payer to bob_pubkey) requiring witness signature from config_witness
    config_payer.command = WalletCommand::Pay(
        10,
        bob_pubkey,
        None,
        None,
        Some(vec![config_witness.id.pubkey()]),
        None,
    );
    let sig_response = process_command(&config_payer);

    let object: Value = serde_json::from_str(&sig_response.unwrap()).unwrap();
    let process_id_str = object.get("processId").unwrap().as_str().unwrap();
    let process_id_vec = bs58::decode(process_id_str)
        .into_vec()
        .expect("base58-encoded public key");
    let process_id = Pubkey::new(&process_id_vec);

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(39, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(11, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(0, &rpc_client, params); // recipient balance

    // Sign transaction by config_witness
    config_witness.command = WalletCommand::Witness(bob_pubkey, process_id);
    process_command(&config_witness).unwrap();

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(39, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(1, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(10, &rpc_client, params); // recipient balance

    server.close().unwrap();
    remove_dir_all(ledger_path).unwrap();
}

#[test]
fn test_wallet_cancel_tx() {
    let leader_keypair = Arc::new(Keypair::new());
    let leader = Node::new_localhost_with_pubkey(leader_keypair.pubkey());
    let leader_data = leader.info.clone();

    let alice = Mint::new(10_000);
    let mut bank = Bank::new(&alice);
    let bob_pubkey = Keypair::new().pubkey();
    let ledger_path = create_tmp_ledger_with_mint("thin_client", &alice);
    let entry_height = alice.create_entries().len() as u64;

    let leader_scheduler = Arc::new(RwLock::new(LeaderScheduler::from_bootstrap_leader(
        leader_data.id,
    )));
    bank.leader_scheduler = leader_scheduler;
    let vote_account_keypair = Arc::new(Keypair::new());
    let vote_signer =
        VoteSignerProxy::new(&vote_account_keypair, Box::new(LocalVoteSigner::default()));
    let last_id = bank.last_id();
    let server = Fullnode::new_with_bank(
        leader_keypair,
        Arc::new(vote_signer),
        bank,
        None,
        entry_height,
        &last_id,
        leader,
        None,
        &ledger_path,
        false,
        None,
        STORAGE_ROTATE_TEST_COUNT,
    );

    let (sender, receiver) = channel();
    run_local_drone(alice.keypair(), sender);
    let drone_addr = receiver.recv().unwrap();

    let rpc_client = RpcClient::new_from_socket(leader_data.rpc);

    let mut config_payer = WalletConfig::default();
    config_payer.drone_port = drone_addr.port();
    config_payer.rpc_port = leader_data.rpc.port();

    let mut config_witness = WalletConfig::default();
    config_witness.drone_port = drone_addr.port();
    config_witness.rpc_port = leader_data.rpc.port();

    assert_ne!(config_payer.id.pubkey(), config_witness.id.pubkey());

    request_and_confirm_airdrop(&rpc_client, &drone_addr, &config_payer.id, 50).unwrap();

    // Make transaction (from config_payer to bob_pubkey) requiring witness signature from config_witness
    config_payer.command = WalletCommand::Pay(
        10,
        bob_pubkey,
        None,
        None,
        Some(vec![config_witness.id.pubkey()]),
        Some(config_payer.id.pubkey()),
    );
    let sig_response = process_command(&config_payer);

    let object: Value = serde_json::from_str(&sig_response.unwrap()).unwrap();
    let process_id_str = object.get("processId").unwrap().as_str().unwrap();
    let process_id_vec = bs58::decode(process_id_str)
        .into_vec()
        .expect("base58-encoded public key");
    let process_id = Pubkey::new(&process_id_vec);

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(39, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(11, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(0, &rpc_client, params); // recipient balance

    // Sign transaction by config_witness
    config_payer.command = WalletCommand::Cancel(process_id);
    process_command(&config_payer).unwrap();

    let params = json!([format!("{}", config_payer.id.pubkey())]);
    check_balance(49, &rpc_client, params); // config_payer balance
    let params = json!([format!("{}", process_id)]);
    check_balance(1, &rpc_client, params); // contract balance
    let params = json!([format!("{}", bob_pubkey)]);
    check_balance(0, &rpc_client, params); // recipient balance

    server.close().unwrap();
    remove_dir_all(ledger_path).unwrap();
}