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use crate::{    FormatPromptArgs, PredictArgs, PredictionProvider,    anthropic_client::AnthropicClient,    example::{Example, ExamplePrediction, ExamplePrompt},    format_prompt::{TeacherPrompt, run_format_prompt},    headless::EpAppState,    load_project::run_load_project,    paths::{LATEST_EXAMPLE_RUN_DIR, RUN_DIR},    progress::{InfoStyle, Progress, Step},    retrieve_context::run_context_retrieval,};use anyhow::Context as _;use edit_prediction::{DebugEvent, EditPredictionStore};use futures::{FutureExt as _, StreamExt as _, future::Shared};use gpui::{AppContext as _, AsyncApp, Task};use std::{    fs,    sync::{        Arc, Mutex, OnceLock,        atomic::{AtomicUsize, Ordering::SeqCst},    },}; static ANTHROPIC_CLIENT: OnceLock<AnthropicClient> = OnceLock::new(); pub async fn run_prediction(    example: &mut Example,    args: &PredictArgs,    app_state: Arc<EpAppState>,    mut cx: AsyncApp,) -> anyhow::Result<()> {    let provider = args.provider;    let repetition_count = args.repetitions;    let zeta_version = args.version;     if let Some(existing_prediction) = example.predictions.first() {        if existing_prediction.provider == provider {            return Ok(());        } else {            example.predictions.clear();        }    }     run_context_retrieval(example, app_state.clone(), cx.clone()).await?;     if matches!(        provider,        PredictionProvider::Teacher | PredictionProvider::TeacherNonBatching    ) {        let _step_progress = Progress::global().start(Step::Predict, &example.spec.name);         run_format_prompt(            example,            &FormatPromptArgs {                provider,                version: args.version,            },            app_state.clone(),            cx,        )        .await?;         let batched = matches!(provider, PredictionProvider::Teacher);        return predict_anthropic(example, repetition_count, batched).await;    }     run_load_project(example, app_state.clone(), cx.clone()).await?;     let step_progress = Progress::global().start(Step::Predict, &example.spec.name);     if matches!(        provider,        PredictionProvider::Zeta1 | PredictionProvider::Zeta2    ) {        step_progress.set_substatus("authenticating");        static AUTHENTICATED: OnceLock<Shared<Task<()>>> = OnceLock::new();        AUTHENTICATED            .get_or_init(|| {                let client = app_state.client.clone();                cx.spawn(async move |cx| {                    if let Err(e) = client.sign_in_with_optional_connect(true, cx).await {                        eprintln!("Authentication failed: {}", e);                    }                })                .shared()            })            .clone()            .await;    }     let ep_store = cx        .update(|cx| EditPredictionStore::try_global(cx))        .context("EditPredictionStore not initialized")?;     ep_store.update(&mut cx, |store, _cx| {        let model = match provider {            PredictionProvider::Zeta1 => edit_prediction::EditPredictionModel::Zeta1,            PredictionProvider::Zeta2 => edit_prediction::EditPredictionModel::Zeta2 {                version: zeta_version,            },            PredictionProvider::Sweep => edit_prediction::EditPredictionModel::Sweep,            PredictionProvider::Mercury => edit_prediction::EditPredictionModel::Mercury,            PredictionProvider::Teacher | PredictionProvider::TeacherNonBatching => {                unreachable!()            }        };        store.set_edit_prediction_model(model);    });    step_progress.set_substatus("configuring model");    let state = example.state.as_ref().context("state must be set")?;    let run_dir = RUN_DIR.join(&example.spec.name);     let updated_example = Arc::new(Mutex::new(example.clone()));    let current_run_ix = Arc::new(AtomicUsize::new(0));     let mut debug_rx = ep_store.update(&mut cx, |store, cx| store.debug_info(&state.project, cx));    let debug_task = cx.background_spawn({        let updated_example = updated_example.clone();        let current_run_ix = current_run_ix.clone();        let run_dir = run_dir.clone();        async move {            while let Some(event) = debug_rx.next().await {                let run_ix = current_run_ix.load(SeqCst);                let mut updated_example = updated_example.lock().unwrap();                 let run_dir = if repetition_count > 1 {                    run_dir.join(format!("{:03}", run_ix))                } else {                    run_dir.clone()                };                 match event {                    DebugEvent::EditPredictionStarted(request) => {                        assert_eq!(updated_example.predictions.len(), run_ix + 1);                         if let Some(prompt) = request.prompt {                            fs::write(run_dir.join("prediction_prompt.md"), &prompt)?;                            if provider == PredictionProvider::Zeta2 {                                updated_example.prompt.get_or_insert(ExamplePrompt {                                    input: prompt,                                    expected_output: String::new(),                                    provider,                                });                            }                        }                    }                    DebugEvent::EditPredictionFinished(request) => {                        assert_eq!(updated_example.predictions.len(), run_ix + 1);                         if let Some(output) = request.model_output {                            fs::write(run_dir.join("prediction_response.md"), &output)?;                            updated_example                                .predictions                                .last_mut()                                .unwrap()                                .actual_output = output;                        }                        if run_ix >= repetition_count {                            break;                        }                    }                    _ => {}                }            }            anyhow::Ok(())        }    });     for ix in 0..repetition_count {        current_run_ix.store(ix, SeqCst);        let run_dir = if repetition_count > 1 {            run_dir.join(format!("{:03}", ix))        } else {            run_dir.clone()        };         fs::create_dir_all(&run_dir)?;        if LATEST_EXAMPLE_RUN_DIR.is_symlink() {            fs::remove_file(&*LATEST_EXAMPLE_RUN_DIR)?;        }        #[cfg(unix)]        std::os::unix::fs::symlink(&run_dir, &*LATEST_EXAMPLE_RUN_DIR)?;        #[cfg(windows)]        std::os::windows::fs::symlink_dir(&run_dir, &*LATEST_EXAMPLE_RUN_DIR)?;         updated_example            .lock()            .unwrap()            .predictions            .push(ExamplePrediction {                actual_patch: String::new(),                actual_output: String::new(),                provider,            });         step_progress.set_substatus("requesting prediction");        let prediction = ep_store            .update(&mut cx, |store, cx| {                store.request_prediction(                    &state.project,                    &state.buffer,                    state.cursor_position,                    cloud_llm_client::PredictEditsRequestTrigger::Cli,                    cx,                )            })            .await?;         let actual_patch = prediction            .and_then(|prediction| {                let prediction = prediction.prediction.ok()?;                prediction                    .edit_preview                    .as_unified_diff(prediction.snapshot.file(), &prediction.edits)            })            .unwrap_or_default();         let has_prediction = !actual_patch.is_empty();         updated_example            .lock()            .unwrap()            .predictions            .last_mut()            .unwrap()            .actual_patch = actual_patch;         if ix == repetition_count - 1 {            let (info, style) = if has_prediction {                ("predicted", InfoStyle::Normal)            } else {                ("no prediction", InfoStyle::Warning)            };            step_progress.set_info(info, style);        }    }     ep_store.update(&mut cx, |store, _| {        store.remove_project(&state.project);    });    debug_task.await?;     *example = Arc::into_inner(updated_example)        .ok_or_else(|| anyhow::anyhow!("Failed to unwrap Arc"))?        .into_inner()        .map_err(|_| anyhow::anyhow!("Failed to unwrap Mutex"))?;    Ok(())} async fn predict_anthropic(    example: &mut Example,    _repetition_count: usize,    batched: bool,) -> anyhow::Result<()> {    let llm_model_name = "claude-sonnet-4-5";    let max_tokens = 16384;    let llm_client = ANTHROPIC_CLIENT.get_or_init(|| {        let client = if batched {            AnthropicClient::batch(&crate::paths::LLM_CACHE_DB)        } else {            AnthropicClient::plain()        };        client.expect("Failed to create Anthropic client")    });     let prompt = example.prompt.as_ref().context("Prompt is required")?;     let messages = vec![anthropic::Message {        role: anthropic::Role::User,        content: vec![anthropic::RequestContent::Text {            text: prompt.input.clone(),            cache_control: None,        }],    }];     let Some(response) = llm_client        .generate(llm_model_name, max_tokens, messages)        .await?    else {        // Request stashed for batched processing        return Ok(());    };     let actual_output = response        .content        .into_iter()        .filter_map(|content| match content {            anthropic::ResponseContent::Text { text } => Some(text),            _ => None,        })        .collect::<Vec<String>>()        .join("\n");     let actual_patch = TeacherPrompt::parse(example, &actual_output)?;     let prediction = ExamplePrediction {        actual_patch,        actual_output,        provider: PredictionProvider::Teacher,    };     example.predictions.push(prediction);    Ok(())} pub async fn sync_batches(provider: &PredictionProvider) -> anyhow::Result<()> {    match provider {        PredictionProvider::Teacher => {            let llm_client = ANTHROPIC_CLIENT.get_or_init(|| {                AnthropicClient::batch(&crate::paths::LLM_CACHE_DB)                    .expect("Failed to create Anthropic client")            });            llm_client                .sync_batches()                .await                .context("Failed to sync batches")?;        }        _ => (),    };    Ok(())}