#![allow(
    clippy::absolute_paths,
    reason = "This test module prefers explicit type paths over extra imports."
)]

mod acp;
mod agent_linear;
mod artifacts;
mod command_agent_mixed;
mod command_pipeline;
mod command_routing;
mod conditional_branching;
mod dry_run_examples;
mod full_stack;
mod hooks;
mod human_gate;

use std::path::{Path, PathBuf};
use std::time::Duration;

use fabro_store::EventEnvelope;
use fabro_test::{TestContext, expect_reqwest_status};
use serde_json::Value;

use crate::cmd::support::{RunProjection, server_endpoint};

pub(super) fn fixture(name: &str) -> PathBuf {
    Path::new(env!("CARGO_MANIFEST_DIR"))
        .join("tests/it/workflow/fixtures")
        .join(name)
}

pub(super) fn read_conclusion(run_dir: &Path) -> Value {
    serde_json::to_value(
        run_state(run_dir)
            .conclusion
            .expect("run store conclusion should exist"),
    )
    .expect("conclusion should serialize")
}

pub(super) fn read_run_spec(run_dir: &Path) -> Value {
    serde_json::to_value(run_state(run_dir).spec).expect("run spec should serialize")
}

pub(super) fn completed_nodes(run_dir: &Path) -> Vec<String> {
    let state = run_state(run_dir);
    let cp = state
        .current_checkpoint()
        .expect("run store checkpoint should exist");
    cp.completed_nodes.clone()
}

pub(super) fn has_event(run_dir: &Path, event_name: &str) -> bool {
    run_events(run_dir)
        .into_iter()
        .any(|event| event.event.event_name() == event_name)
}

pub(super) fn dump_export(context: &TestContext, run_id: &str) -> PathBuf {
    let output_dir = context.temp_dir.join(format!("dump-{run_id}"));
    context
        .command()
        .args([
            "dump",
            "--output",
            output_dir
                .to_str()
                .expect("dump output path should be valid UTF-8"),
            run_id,
        ])
        .assert()
        .success();
    output_dir
}

#[expect(
    clippy::disallowed_methods,
    reason = "integration test helpers inspect exported files synchronously"
)]
pub(super) fn stage_dump_dir(export_dir: &Path, stage_id: &str) -> PathBuf {
    let stages_dir = export_dir.join("stages");
    let mut matches: Vec<_> = std::fs::read_dir(&stages_dir)
        .unwrap_or_else(|err| panic!("reading {} should succeed: {err}", stages_dir.display()))
        .filter_map(|entry| entry.ok().map(|entry| entry.path()))
        .filter(|path| {
            path.file_name()
                .and_then(|name| name.to_str())
                .is_some_and(|name| {
                    name == stage_id || name.split_once('-').is_some_and(|(_, id)| id == stage_id)
                })
        })
        .collect();
    matches.sort();
    match matches.as_slice() {
        [path] => path.clone(),
        [] => panic!(
            "stage dump dir for {stage_id} not found in {}",
            stages_dir.display()
        ),
        _ => panic!("stage dump dir for {stage_id} was ambiguous: {matches:?}"),
    }
}

/// Find the single run directory for this test context.
pub(super) fn find_run_dir(context: &TestContext) -> PathBuf {
    context.single_run_dir()
}

pub(super) fn run_id_for(run_dir: &Path) -> String {
    infer_run_id(run_dir)
}

fn infer_run_id(run_dir: &Path) -> String {
    run_dir
        .file_name()
        .map(|name| name.to_string_lossy().to_string())
        .and_then(|name| name.rsplit('-').next().map(ToOwned::to_owned))
        .filter(|value| !value.is_empty())
        .expect("run directory name should contain run id suffix")
}

fn block_on<T>(future: impl std::future::Future<Output = T>) -> T {
    tokio::runtime::Builder::new_current_thread()
        .enable_all()
        .build()
        .expect("test runtime should build")
        .block_on(future)
}

async fn get_server_json_for_storage<T: serde::de::DeserializeOwned>(
    storage_dir: &Path,
    path: &str,
) -> T {
    let (client, base_url) = server_endpoint(storage_dir).expect("server endpoint should exist");
    let response = client
        .get(format!("{base_url}{path}"))
        .send()
        .await
        .expect("server request should succeed");
    let response =
        expect_reqwest_status(response, fabro_http::StatusCode::OK, format!("GET {path}")).await;
    response
        .json::<T>()
        .await
        .expect("server response should parse")
}

fn run_state(run_dir: &Path) -> RunProjection {
    let run_id = infer_run_id(run_dir);
    let runs_dir = run_dir.parent().expect("run dir should have parent");
    let storage_dir = runs_dir.parent().expect("runs dir should have parent");
    block_on(get_server_json_for_storage(
        storage_dir,
        &format!("/api/v1/runs/{run_id}/state"),
    ))
}

fn run_events(run_dir: &Path) -> Vec<EventEnvelope> {
    let run_id = infer_run_id(run_dir);
    let runs_dir = run_dir.parent().expect("run dir should have parent");
    let storage_dir = runs_dir.parent().expect("runs dir should have parent");
    let response: serde_json::Value = block_on(get_server_json_for_storage(
        storage_dir,
        &format!("/api/v1/runs/{run_id}/events"),
    ));
    crate::support::parse_event_envelopes(&response)
}

macro_rules! sandbox_tests {
    ($name:ident) => {
        sandbox_tests!($name, keys = []);
    };
    ($name:ident, keys = [$($key:expr),* $(,)?]) => {
        paste::paste! {
            #[fabro_macros::e2e_test($(live($key)),*)]
            fn [<local_ $name>]() {
                [<scenario_ $name>]("local");
            }

            #[fabro_macros::e2e_test(live("DAYTONA_API_KEY") $(, live($key))*)]
            fn [<daytona_ $name>]() {
                [<scenario_ $name>]("daytona");
            }
        }
    };
}
pub(super) use sandbox_tests;

pub(super) fn timeout_for(sandbox: &str) -> Duration {
    match sandbox {
        "daytona" => Duration::from_mins(10),
        _ => Duration::from_mins(3),
    }
}