#![cfg(feature = "test-bpf")]

mod program_test;

use solana_program::pubkey::Pubkey;
use solana_program_test::tokio;

use program_test::*;
use spl_governance::{error::GovernanceError, instruction::Vote, state::enums::ProposalState};

#[tokio::test]
async fn test_finalize_vote_to_succeeded() {
    // Arrange
    let mut governance_test = GovernanceProgramTest::start_new().await;

    let realm_cookie = governance_test.with_realm().await;
    let governed_account_cookie = governance_test.with_governed_account().await;

    let mut governance_config =
        governance_test.get_default_governance_config(&realm_cookie, &governed_account_cookie);

    governance_config.yes_vote_threshold_percentage = 40;

    let mut account_governance_cookie = governance_test
        .with_account_governance_using_config(
            &realm_cookie,
            &governed_account_cookie,
            &governance_config,
        )
        .await
        .unwrap();

    let token_owner_record_cookie = governance_test
        .with_community_token_deposit(&realm_cookie)
        .await;

    // Total 210 tokens
    governance_test
        .mint_community_tokens(&realm_cookie, 110)
        .await;

    let proposal_cookie = governance_test
        .with_signed_off_proposal(&token_owner_record_cookie, &mut account_governance_cookie)
        .await
        .unwrap();

    governance_test
        .with_cast_vote(&proposal_cookie, &token_owner_record_cookie, Vote::Yes)
        .await
        .unwrap();

    // Ensure not tipped
    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(ProposalState::Voting, proposal_account.state);

    // Advance slot past max_voting_time
    let vote_expired_at_slot = account_governance_cookie.account.config.max_voting_time
        + proposal_account.voting_at.unwrap()
        + 1;
    governance_test
        .context
        .warp_to_slot(vote_expired_at_slot)
        .unwrap();

    // Act

    governance_test
        .finalize_vote(&proposal_cookie)
        .await
        .unwrap();

    // Assert

    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(proposal_account.state, ProposalState::Succeeded);
    assert_eq!(
        Some(vote_expired_at_slot),
        proposal_account.voting_completed_at
    );
}

#[tokio::test]
async fn test_finalize_vote_to_defeated() {
    // Arrange
    let mut governance_test = GovernanceProgramTest::start_new().await;

    let realm_cookie = governance_test.with_realm().await;
    let governed_account_cookie = governance_test.with_governed_account().await;

    let mut account_governance_cookie = governance_test
        .with_account_governance(&realm_cookie, &governed_account_cookie)
        .await
        .unwrap();

    let token_owner_record_cookie = governance_test
        .with_community_token_deposit(&realm_cookie)
        .await;

    // Total 300 tokens
    governance_test
        .mint_community_tokens(&realm_cookie, 200)
        .await;

    let proposal_cookie = governance_test
        .with_signed_off_proposal(&token_owner_record_cookie, &mut account_governance_cookie)
        .await
        .unwrap();

    governance_test
        .with_cast_vote(&proposal_cookie, &token_owner_record_cookie, Vote::No)
        .await
        .unwrap();

    // Ensure not tipped
    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(ProposalState::Voting, proposal_account.state);

    // Advance slot past max_voting_time
    let vote_expired_at_slot = account_governance_cookie.account.config.max_voting_time
        + proposal_account.voting_at.unwrap()
        + 1;
    governance_test
        .context
        .warp_to_slot(vote_expired_at_slot)
        .unwrap();

    // Act

    governance_test
        .finalize_vote(&proposal_cookie)
        .await
        .unwrap();

    // Assert

    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(ProposalState::Defeated, proposal_account.state);
}

#[tokio::test]
async fn test_finalize_vote_with_invalid_mint_error() {
    // Arrange
    let mut governance_test = GovernanceProgramTest::start_new().await;

    let realm_cookie = governance_test.with_realm().await;
    let governed_account_cookie = governance_test.with_governed_account().await;

    let mut account_governance_cookie = governance_test
        .with_account_governance(&realm_cookie, &governed_account_cookie)
        .await
        .unwrap();

    let token_owner_record_cookie = governance_test
        .with_community_token_deposit(&realm_cookie)
        .await;

    // Total 300 tokens
    governance_test
        .mint_community_tokens(&realm_cookie, 200)
        .await;

    let mut proposal_cookie = governance_test
        .with_signed_off_proposal(&token_owner_record_cookie, &mut account_governance_cookie)
        .await
        .unwrap();

    governance_test
        .with_cast_vote(&proposal_cookie, &token_owner_record_cookie, Vote::No)
        .await
        .unwrap();

    // Ensure not tipped
    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(ProposalState::Voting, proposal_account.state);

    proposal_cookie.account.governing_token_mint = Pubkey::new_unique();

    // Act

    let err = governance_test
        .finalize_vote(&proposal_cookie)
        .await
        .err()
        .unwrap();

    // Assert

    assert_eq!(err, GovernanceError::InvalidGoverningMintForProposal.into());
}

#[tokio::test]
async fn test_finalize_vote_with_invalid_governance_error() {
    // Arrange
    let mut governance_test = GovernanceProgramTest::start_new().await;

    let realm_cookie = governance_test.with_realm().await;
    let governed_account_cookie = governance_test.with_governed_account().await;

    let mut account_governance_cookie = governance_test
        .with_account_governance(&realm_cookie, &governed_account_cookie)
        .await
        .unwrap();

    let token_owner_record_cookie = governance_test
        .with_community_token_deposit(&realm_cookie)
        .await;

    // Total 300 tokens
    governance_test
        .mint_community_tokens(&realm_cookie, 200)
        .await;

    let mut proposal_cookie = governance_test
        .with_signed_off_proposal(&token_owner_record_cookie, &mut account_governance_cookie)
        .await
        .unwrap();

    governance_test
        .with_cast_vote(&proposal_cookie, &token_owner_record_cookie, Vote::No)
        .await
        .unwrap();

    // Ensure not tipped
    let proposal_account = governance_test
        .get_proposal_account(&proposal_cookie.address)
        .await;

    assert_eq!(ProposalState::Voting, proposal_account.state);

    // Setup Governance for a different account
    let governed_account_cookie2 = governance_test.with_governed_account().await;

    let account_governance_cookie2 = governance_test
        .with_account_governance(&realm_cookie, &governed_account_cookie2)
        .await
        .unwrap();

    proposal_cookie.account.governance = account_governance_cookie2.address;

    // Act

    let err = governance_test
        .finalize_vote(&proposal_cookie)
        .await
        .err()
        .unwrap();

    // Assert

    assert_eq!(err, GovernanceError::InvalidGovernanceForProposal.into());
}