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// Shared streaming completion status from real CLI JSONL envelopes.
// Used by adapters' parse_completion and by streaming finalize paths.
// Deps: serde_json, TaskStatus / CompletionInfo.
use serde_json::Value;
use crate::types::{CompletionInfo, TaskStatus};
/// Claude / Cursor / Qwen stream-json terminal `result` is a failure.
/// Keyed to real envelopes: `is_error:true` or non-`success` subtype.
pub(crate) fn result_envelope_failed(v: &Value) -> bool {
if v.get("type").and_then(|t| t.as_str()) != Some("result") {
return false;
}
if v.get("is_error").and_then(|b| b.as_bool()) == Some(true) {
return true;
}
matches!(
v.get("subtype").and_then(|s| s.as_str()),
Some(sub) if sub != "success"
)
}
/// Any JSONL line with top-level `type == "error"` (OpenCode / Gemini / etc.).
pub(crate) fn jsonl_has_error_type(output: &str) -> bool {
for line in output.lines() {
let trimmed = line.trim();
if trimmed.is_empty() {
continue;
}
let Ok(v) = serde_json::from_str::<Value>(trimmed) else {
continue;
};
if v.get("type").and_then(|t| t.as_str()) == Some("error") {
return true;
}
}
false
}
/// Status from Claude/Cursor-style result envelopes plus any `type:error` line.
pub(crate) fn status_from_result_jsonl(output: &str) -> CompletionInfo {
let mut failed = jsonl_has_error_type(output);
if !failed {
for line in output.lines() {
let Ok(v) = serde_json::from_str::<Value>(line.trim()) else {
continue;
};
if result_envelope_failed(&v) {
failed = true;
break;
}
}
}
CompletionInfo {
tokens: None,
status: if failed {
TaskStatus::Failed
} else {
TaskStatus::Done
},
model: None,
cost_usd: None,
exit_code: None,
}
}
/// Status from `type == "error"` only — no plaintext heuristics.
pub(crate) fn status_from_error_type_jsonl(output: &str) -> CompletionInfo {
CompletionInfo {
tokens: None,
status: if jsonl_has_error_type(output) {
TaskStatus::Failed
} else {
TaskStatus::Done
},
model: None,
cost_usd: None,
exit_code: None,
}
}
/// Merge parse_completion into streaming info: Failed wins; fill missing fields.
pub(crate) fn merge_parsed_completion(info: &mut CompletionInfo, parsed: CompletionInfo) {
if parsed.status == TaskStatus::Failed {
info.status = TaskStatus::Failed;
}
if info.tokens.is_none() {
info.tokens = parsed.tokens;
}
if info.model.is_none() {
info.model = parsed.model;
}
if info.cost_usd.is_none() {
info.cost_usd = parsed.cost_usd;
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn result_is_error_true_fails() {
let v: Value = serde_json::from_str(
r#"{"type":"result","subtype":"error_during_execution","is_error":true}"#,
)
.unwrap();
assert!(result_envelope_failed(&v));
}
#[test]
fn result_success_is_error_false_ok() {
let v: Value = serde_json::from_str(
r#"{"type":"result","subtype":"success","is_error":false,"result":"ok"}"#,
)
.unwrap();
assert!(!result_envelope_failed(&v));
}
#[test]
fn nested_opencode_error_type_fails() {
let out = r#"{"type":"error","error":{"name":"UnknownError","data":{"message":"x"}}}"#;
assert_eq!(
status_from_result_jsonl(out).status,
TaskStatus::Failed
);
}
}
/// Detect a provider's quota-exhaustion message anywhere in the captured output
/// and record it, regardless of exit code or envelope shape.
///
/// This runs on the SUCCESS path on purpose. qwen reports an exhausted plan as
/// ordinary result text with `is_error:false` and exit 0, so every check that
/// hangs off the failure path — including `mark_rate_limited`'s existing call
/// sites — never sees it. The observed result was an exhausted provider still
/// reported as healthy by `aid agent quota`, its refusal recorded as a success,
/// and the previous rate-limit marker cleared by that same "success".
///
/// Returns true when a signature matched, so the caller can fail the task.
pub(crate) fn record_quota_exhaustion(
output: &str,
agent: crate::types::AgentKind,
model: Option<&str>,
) -> bool {
// Only the tail is evidence. A quota refusal terminates the run, so its
// message is at the end of the output; scanning the whole transcript instead
// matched prose the agent had merely READ. On 2026-08-05 a cursor task that
// opened docs/design/cli-adapter-audit.md — which contains the words
// "exhausted quota" — was marked failed and cursor was locked out for twelve
// hours, while the task had in fact succeeded.
let tail = quota_scan_tail(output);
if !crate::rate_limit::is_rate_limit_error(tail) {
return false;
}
let output = tail;
// Record the sentence that actually reports the quota, not the head of the
// transcript: the marker is what `aid agent quota` shows a human, and the
// first 200 bytes of a JSONL stream are the session init line.
let detail = quota_line(output)
.or_else(|| crate::rate_limit::extract_rate_limit_message(output))
.unwrap_or_else(|| output.chars().take(200).collect());
// An agent whose plan meters model families separately must only lose the
// family that ran out. agy's gemini allowance and its claude allowance are
// independent: marking the whole agent would strand a working one.
match crate::agent::model_group::model_group(agent, model) {
Some(group) => crate::rate_limit::mark_group_rate_limited(&agent, group, &detail),
None => crate::rate_limit::mark_rate_limited(&agent, &detail),
}
true
}
/// The quota sentence itself, windowed around the phrase that reports it.
///
/// Taking the first 200 characters of the matching line is not enough: these
/// arrive as JSONL, whose leading 200 characters are `type`/`uuid`/`session_id`
/// metadata. Truncating there discarded the reset time along with the message,
/// so the marker showed raw JSON and fell back to a "~1h" guess for a five-hour
/// window.
fn quota_line(output: &str) -> Option<String> {
let line = output.lines().find(|line| {
let lower = line.to_lowercase();
(lower.contains("quota") || lower.contains("usage limit"))
&& crate::rate_limit::is_rate_limit_error(line)
})?;
let lower = line.to_lowercase();
let anchor = lower
.find("quota")
.or_else(|| lower.find("usage limit"))
.unwrap_or(0);
let start = line
.char_indices()
.map(|(idx, _)| idx)
.take_while(|idx| *idx <= anchor.saturating_sub(40))
.last()
.unwrap_or(0);
Some(line[start..].chars().take(240).collect::<String>().trim().to_string())
}
/// The last few lines of output, where a terminal failure reports itself.
fn quota_scan_tail(output: &str) -> &str {
const TAIL_BYTES: usize = 4000;
if output.len() <= TAIL_BYTES {
return output;
}
let mut start = output.len() - TAIL_BYTES;
while start < output.len() && !output.is_char_boundary(start) {
start += 1;
}
&output[start..]
}