// file: crates/ksp-config-lib/unit_tests/offchain_transport.rs
// version: 1

const TEST_PAIR: &str = "Czfq3xZZDmsdGdUyrNLtRhGc47cXcZtLG4crryfu44zE";

#[test]
fn committed_public_keyless_profile_maps_all_eight_providers_without_secret_environment() {
    let engine = committed_engine();
    let engine = match engine {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let environment = crate::ConfigEnvironment::from_maps(std::collections::BTreeMap::new(), std::collections::BTreeMap::new());
    let resolved = engine.load_resolved_offchain_transport_config(std::option::Option::None, &environment);
    assert!(resolved.is_ok(), "committed public_keyless Off-chain Transport profile should map: {resolved:?}");
    if let std::result::Result::Ok(resolved) = resolved {
        assert_eq!(resolved.file_id().as_str(), crate::FILE_ID_STD_OFFCHAIN_TRANSPORT);
        assert_eq!(resolved.profile_id(), "public_keyless");
        assert_eq!(resolved.selection_source(), crate::ConfigProfileSelectionSource::DefaultProfile);
        let registry = resolved.service().registry();
        assert_eq!(registry.len(), 8);
        let ids: std::vec::Vec<&str> = registry.entries().iter().map(|entry| return entry.descriptor().id().as_str()).collect();
        assert_eq!(ids, ["birdeye", "coinbase_exchange", "coingecko", "coinmarketcap", "coinpaprika", "dexscreener", "jupiter", "kraken"]);
        assert_provider_availability(&registry, "birdeye", ksp_offchain_transport_lib::MarketPriceProviderAvailability::Disabled);
        assert_provider_availability(&registry, "dexscreener", ksp_offchain_transport_lib::MarketPriceProviderAvailability::Disabled);
        for provider_id in ["coinbase_exchange", "coingecko", "coinmarketcap", "coinpaprika", "jupiter", "kraken"] {
            assert_provider_availability(&registry, provider_id, ksp_offchain_transport_lib::MarketPriceProviderAvailability::Ready);
        }
        let debug = format!("{resolved:?}");
        assert!(!debug.contains("api_key"), "safe Debug should not expose credential field contents from the selected keyless profile");
    }
}

#[test]
fn committed_all_free_profile_requires_config_owned_secrets_and_public_pair_provenance() {
    let engine = committed_engine();
    let engine = match engine {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let canaries = [
        ("KSP_SECRET_BIRDEYE_API_KEY", "birdeye-secret-canary"),
        ("KSP_SECRET_COINGECKO_DEMO_API_KEY", "coingecko-secret-canary"),
        ("KSP_SECRET_COINMARKETCAP_API_KEY", "coinmarketcap-secret-canary"),
        ("KSP_SECRET_JUPITER_API_KEY", "jupiter-secret-canary"),
        ("KSP_PUBLIC_DEXSCREENER_SOL_USD_PAIR_ADDRESS", TEST_PAIR),
    ];
    let mut process = std::collections::BTreeMap::<String, String>::new();
    for (name, value) in canaries {
        process.insert(name.to_owned(), value.to_owned());
    }
    let environment = crate::ConfigEnvironment::from_maps(process, std::collections::BTreeMap::new());
    let resolved = engine.load_resolved_offchain_transport_config(std::option::Option::Some("all_free"), &environment);
    assert!(resolved.is_ok(), "committed all_free Off-chain Transport profile should map from Config-owned environment: {resolved:?}");
    if let std::result::Result::Ok(resolved) = resolved {
        assert_eq!(resolved.profile_id(), "all_free");
        assert_eq!(resolved.selection_source(), crate::ConfigProfileSelectionSource::Explicit);
        let registry = resolved.service().registry();
        assert_eq!(registry.len(), 8);
        for entry in registry.entries() {
            assert_eq!(entry.state().availability(), ksp_offchain_transport_lib::MarketPriceProviderAvailability::Ready);
        }
        assert!(resolved.effective().sensitivity().is_secret());
        let safe = resolved.effective().safe_value().to_string();
        for secret in ["birdeye-secret-canary", "coingecko-secret-canary", "coinmarketcap-secret-canary", "jupiter-secret-canary"] {
            assert!(!safe.contains(secret), "safe effective Config must redact provider credential canary");
        }
        assert!(safe.contains(TEST_PAIR), "public DexScreener pair should remain visible in the safe effective Config");
        let debug = format!("{resolved:?}");
        for secret in ["birdeye-secret-canary", "coingecko-secret-canary", "coinmarketcap-secret-canary", "jupiter-secret-canary"] {
            assert!(!debug.contains(secret), "ResolvedOffchainTransportConfig Debug must redact provider credential canary");
        }
    }
}

#[test]
fn literal_or_nonsecret_provider_credentials_are_rejected_by_effective_adapter() {
    let fixture = tempfile::tempdir();
    assert!(fixture.is_ok(), "temporary Config root should be creatable: {fixture:?}");
    let fixture = match fixture {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let source = committed_document_value();
    let mut source = match source {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let profiles = source.get_mut("profiles").and_then(serde_json::Value::as_array_mut);
    assert!(profiles.is_some(), "fixture should expose profiles");
    if let std::option::Option::Some(profiles) = profiles {
        let all_free = profiles
            .iter_mut()
            .find(|profile| return profile.get("profile_id").and_then(serde_json::Value::as_str) == std::option::Option::Some("all_free"));
        assert!(all_free.is_some(), "fixture should contain all_free profile");
        if let std::option::Option::Some(all_free) = all_free {
            all_free["market_price"]["birdeye"]["api_key"] = serde_json::Value::String("literal-secret".to_owned());
        }
    }
    let engine = fixture_engine_with_document(fixture.path(), &source);
    assert!(engine.is_ok(), "literal-secret fixture engine should be constructible: {engine:?}");
    let engine = match engine {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let mut process = all_free_environment();
    process.insert("KSP_SECRET_BIRDEYE_API_KEY".to_owned(), "unused-secret".to_owned());
    let environment = crate::ConfigEnvironment::from_maps(process, std::collections::BTreeMap::new());
    let resolved = engine.load_resolved_offchain_transport_config(std::option::Option::Some("all_free"), &environment);
    assert!(resolved.is_err(), "literal provider credential must be rejected even though the JSON Schema accepts a non-empty string");
    if let std::result::Result::Err(error) = resolved {
        assert_eq!(error.code(), crate::ERROR_CODE_EFFECTIVE_CONFIG_INVALID);
        assert!(!format!("{error:?}").contains("literal-secret"));
    }
}

#[test]
fn dexscreener_pair_environment_must_use_public_namespace_and_disabled_pair_may_be_absent() {
    let fixture = tempfile::tempdir();
    assert!(fixture.is_ok(), "temporary Config root should be creatable: {fixture:?}");
    let fixture = match fixture {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let source = committed_document_value();
    let mut source = match source {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let profiles = source.get_mut("profiles").and_then(serde_json::Value::as_array_mut);
    if let std::option::Option::Some(profiles) = profiles {
        let all_free = profiles
            .iter_mut()
            .find(|profile| return profile.get("profile_id").and_then(serde_json::Value::as_str) == std::option::Option::Some("all_free"));
        if let std::option::Option::Some(all_free) = all_free {
            all_free["market_price"]["dexscreener"]["sol_usd_pair_address"] = serde_json::Value::String("${KSP_SECRET_DEXSCREENER_PAIR}".to_owned());
        }
    }
    let engine = fixture_engine_with_document(fixture.path(), &source);
    assert!(engine.is_ok(), "secret-pair fixture engine should be constructible: {engine:?}");
    let engine = match engine {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(_) => return,
    };
    let mut process = all_free_environment();
    process.remove("KSP_PUBLIC_DEXSCREENER_SOL_USD_PAIR_ADDRESS");
    process.insert("KSP_SECRET_DEXSCREENER_PAIR".to_owned(), TEST_PAIR.to_owned());
    let environment = crate::ConfigEnvironment::from_maps(process, std::collections::BTreeMap::new());
    let resolved = engine.load_resolved_offchain_transport_config(std::option::Option::Some("all_free"), &environment);
    assert!(resolved.is_err(), "DexScreener pair environment must not use secret provenance");
    if let std::result::Result::Err(error) = resolved {
        assert_eq!(error.code(), crate::ERROR_CODE_EFFECTIVE_CONFIG_INVALID);
    }
    let disabled = ksp_offchain_transport_lib::MarketPriceDexScreenerSettings::new(false, std::option::Option::None);
    assert!(disabled.is_ok(), "disabled DexScreener runtime settings should accept an absent pair after pre.009 capability reconciliation: {disabled:?}");
}

fn assert_provider_availability(
    registry: &ksp_offchain_transport_lib::MarketPriceProviderRegistry,
    provider_id: &str,
    expected: ksp_offchain_transport_lib::MarketPriceProviderAvailability,
) {
    let provider_id = ksp_offchain_transport_lib::MarketPriceProviderId::new(provider_id);
    assert!(provider_id.is_ok(), "provider id fixture should be valid: {provider_id:?}");
    if let std::result::Result::Ok(provider_id) = provider_id {
        let state = registry.state(&provider_id);
        assert!(state.is_some(), "provider should be present in Config-produced service registry");
        if let std::option::Option::Some(state) = state {
            assert_eq!(state.availability(), expected);
        }
    }
}

fn committed_engine() -> ksp_core_lib::Result<crate::ConfigDocumentEngine> {
    let workspace = workspace_root();
    let bootstrap = crate::ConfigBootstrapOptions::from_paths(workspace.join("config"), workspace.join("config/schemas"));
    let bootstrap = match bootstrap {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => return std::result::Result::Err(error),
    };
    let registry = crate::ConfigFileRegistry::defaults();
    let registry = match registry {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => return std::result::Result::Err(error),
    };
    return std::result::Result::Ok(crate::ConfigDocumentEngine::new(bootstrap, registry));
}

fn fixture_engine_with_document(root: &std::path::Path, document: &serde_json::Value) -> ksp_core_lib::Result<crate::ConfigDocumentEngine> {
    let config_root = root.join("config");
    let create = std::fs::create_dir_all(config_root.as_path());
    if let std::result::Result::Err(error) = create {
        return std::result::Result::Err(
            ksp_core_lib::Error::new(crate::ERROR_CODE_JSON_FILE_READ_FAILED, "test Config root cannot be created").with_source(error),
        );
    }
    let bytes = serde_json::to_vec_pretty(document);
    let bytes = match bytes {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => {
            return std::result::Result::Err(
                ksp_core_lib::Error::new(crate::ERROR_CODE_JSON_SYNTAX_INVALID, "test Config cannot be encoded").with_source(error),
            );
        },
    };
    let path = config_root.join(crate::DEFAULT_STD_OFFCHAIN_TRANSPORT_FILENAME);
    if let std::result::Result::Err(error) = std::fs::write(path.as_path(), bytes) {
        return std::result::Result::Err(ksp_core_lib::Error::new(crate::ERROR_CODE_JSON_FILE_READ_FAILED, "test Config cannot be written").with_source(error));
    }
    let bootstrap = crate::ConfigBootstrapOptions::from_paths(config_root, workspace_root().join("config/schemas"));
    let bootstrap = match bootstrap {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => return std::result::Result::Err(error),
    };
    let registry = crate::ConfigFileRegistry::defaults();
    let registry = match registry {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => return std::result::Result::Err(error),
    };
    return std::result::Result::Ok(crate::ConfigDocumentEngine::new(bootstrap, registry));
}

fn committed_document_value() -> std::result::Result<serde_json::Value, serde_json::Error> {
    return serde_json::from_str(include_str!("../../../config/std.offchain_transport.json"));
}

fn all_free_environment() -> std::collections::BTreeMap<String, String> {
    let mut process = std::collections::BTreeMap::<String, String>::new();
    process.insert("KSP_SECRET_BIRDEYE_API_KEY".to_owned(), "birdeye-test".to_owned());
    process.insert("KSP_SECRET_COINGECKO_DEMO_API_KEY".to_owned(), "coingecko-test".to_owned());
    process.insert("KSP_SECRET_COINMARKETCAP_API_KEY".to_owned(), "coinmarketcap-test".to_owned());
    process.insert("KSP_SECRET_JUPITER_API_KEY".to_owned(), "jupiter-test".to_owned());
    process.insert("KSP_PUBLIC_DEXSCREENER_SOL_USD_PAIR_ADDRESS".to_owned(), TEST_PAIR.to_owned());
    return process;
}

fn workspace_root() -> std::path::PathBuf {
    return std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("../..");
}