| 1 | //! Background shell job-center helpers for slash commands and pagers. |
| 2 | |
| 3 | use crate::tools::shell::{ShellJobDetail, ShellJobSnapshot, ShellResult, ShellStatus}; |
| 4 | use crate::tui::app::App; |
| 5 | use crate::tui::history::HistoryCell; |
| 6 | use crate::tui::pager::PagerView; |
| 7 | |
| 8 | fn status_label(status: &ShellStatus, stale: bool) -> &'static str { |
| 9 | if stale { |
| 10 | return "stale"; |
| 11 | } |
| 12 | match status { |
| 13 | ShellStatus::Running => "running", |
| 14 | ShellStatus::Completed => "complete", |
| 15 | ShellStatus::Failed => "failed", |
| 16 | ShellStatus::Killed => "killed", |
| 17 | ShellStatus::TimedOut => "timeout", |
| 18 | } |
| 19 | } |
| 20 | |
| 21 | fn format_elapsed(ms: u64) -> String { |
| 22 | if ms == 0 { |
| 23 | return "-".to_string(); |
| 24 | } |
| 25 | if ms < 60_000 { |
| 26 | format!("{:.1}s", ms as f64 / 1000.0) |
| 27 | } else { |
| 28 | format!("{:.1}m", ms as f64 / 60_000.0) |
| 29 | } |
| 30 | } |
| 31 | |
| 32 | pub(super) fn format_shell_job_list(jobs: &[ShellJobSnapshot]) -> String { |
| 33 | if jobs.is_empty() { |
| 34 | return "No live background shell jobs. Jobs are process-local; after a restart, inspect durable task artifacts for prior command output.".to_string(); |
| 35 | } |
| 36 | |
| 37 | let mut lines = vec![ |
| 38 | format!("Background shell jobs ({})", jobs.len()), |
| 39 | "----------------------------------------".to_string(), |
| 40 | ]; |
| 41 | for job in jobs { |
| 42 | let task = job |
| 43 | .linked_task_id |
| 44 | .as_ref() |
| 45 | .map(|id| format!(" task={id}")) |
| 46 | .unwrap_or_default(); |
| 47 | lines.push(format!( |
| 48 | "{} {:8} {} exit={:?}{}", |
| 49 | job.id, |
| 50 | status_label(&job.status, job.stale), |
| 51 | format_elapsed(job.elapsed_ms), |
| 52 | job.exit_code, |
| 53 | task |
| 54 | )); |
| 55 | lines.push(format!(" cwd: {}", crate::utils::display_path(&job.cwd))); |
| 56 | lines.push(format!(" cmd: {}", job.command)); |
| 57 | let tail = if !job.stderr_tail.trim().is_empty() { |
| 58 | job.stderr_tail.trim() |
| 59 | } else { |
| 60 | job.stdout_tail.trim() |
| 61 | }; |
| 62 | if !tail.is_empty() { |
| 63 | lines.push(format!(" tail: {}", tail.replace('\n', "\\n"))); |
| 64 | } |
| 65 | } |
| 66 | lines.push( |
| 67 | "Controls: /jobs show <id>, /jobs poll <id>, /jobs wait <id>, /jobs stdin <id> <input>, /jobs cancel <id>." |
| 68 | .to_string(), |
| 69 | ); |
| 70 | lines.join("\n") |
| 71 | } |
| 72 | |
| 73 | pub(super) fn format_shell_poll(result: &ShellResult) -> String { |
| 74 | let mut lines = vec![ |
| 75 | format!( |
| 76 | "Shell job {}: {} exit={:?} elapsed={}", |
| 77 | result.task_id.as_deref().unwrap_or("(unknown)"), |
| 78 | status_label(&result.status, false), |
| 79 | result.exit_code, |
| 80 | format_elapsed(result.duration_ms) |
| 81 | ), |
| 82 | String::new(), |
| 83 | ]; |
| 84 | if result.stdout.is_empty() && result.stderr.is_empty() { |
| 85 | lines.push("(no new output)".to_string()); |
| 86 | } else { |
| 87 | if !result.stdout.is_empty() { |
| 88 | lines.push("STDOUT:".to_string()); |
| 89 | lines.push(result.stdout.clone()); |
| 90 | } |
| 91 | if !result.stderr.is_empty() { |
| 92 | lines.push("STDERR:".to_string()); |
| 93 | lines.push(result.stderr.clone()); |
| 94 | } |
| 95 | } |
| 96 | lines.join("\n") |
| 97 | } |
| 98 | |
| 99 | pub(super) fn open_shell_job_pager(app: &mut App, detail: &ShellJobDetail) { |
| 100 | let width = app |
| 101 | .viewport |
| 102 | .last_transcript_area |
| 103 | .map(|area| area.width) |
| 104 | .unwrap_or(100) |
| 105 | .saturating_sub(4); |
| 106 | app.view_stack.push(PagerView::from_text( |
| 107 | format!("Shell Job {}", detail.snapshot.id), |
| 108 | &format_shell_job_detail(detail), |
| 109 | width.max(60), |
| 110 | )); |
| 111 | } |
| 112 | |
| 113 | fn format_shell_job_detail(detail: &ShellJobDetail) -> String { |
| 114 | let job = &detail.snapshot; |
| 115 | let mut lines = vec![ |
| 116 | format!("Job: {}", job.id), |
| 117 | format!("Status: {}", status_label(&job.status, job.stale)), |
| 118 | format!("Command: {}", job.command), |
| 119 | format!("Cwd: {}", crate::utils::display_path(&job.cwd)), |
| 120 | format!("Elapsed: {}", format_elapsed(job.elapsed_ms)), |
| 121 | format!("Exit Code: {:?}", job.exit_code), |
| 122 | format!("Stdin Available: {}", job.stdin_available), |
| 123 | ]; |
| 124 | if let Some(task_id) = job.linked_task_id.as_ref() { |
| 125 | lines.push(format!("Linked Task: {task_id}")); |
| 126 | } |
| 127 | if job.stale { |
| 128 | lines.push("Completion State: stale after restart; process is not attached.".to_string()); |
| 129 | } else { |
| 130 | lines.push("Completion State: live in this TUI process.".to_string()); |
| 131 | } |
| 132 | lines.push(String::new()); |
| 133 | lines.push(format!("STDOUT ({} bytes):", job.stdout_len)); |
| 134 | lines.push(if detail.stdout.is_empty() { |
| 135 | "(empty)".to_string() |
| 136 | } else { |
| 137 | detail.stdout.clone() |
| 138 | }); |
| 139 | lines.push(String::new()); |
| 140 | lines.push(format!("STDERR ({} bytes):", job.stderr_len)); |
| 141 | lines.push(if detail.stderr.is_empty() { |
| 142 | "(empty)".to_string() |
| 143 | } else { |
| 144 | detail.stderr.clone() |
| 145 | }); |
| 146 | lines.join("\n") |
| 147 | } |
| 148 | |
| 149 | pub(super) fn add_shell_job_message(app: &mut App, content: String) { |
| 150 | app.add_message(HistoryCell::System { content }); |
| 151 | } |
| 152 | |
| 153 | #[cfg(test)] |
| 154 | mod tests { |
| 155 | use super::*; |
| 156 | use std::path::PathBuf; |
| 157 | |
| 158 | #[test] |
| 159 | fn list_shows_controls_and_stale_state() { |
| 160 | let jobs = vec![ShellJobSnapshot { |
| 161 | id: "shell_dead".to_string(), |
| 162 | job_id: "shell_dead".to_string(), |
| 163 | command: "cargo test".to_string(), |
| 164 | cwd: PathBuf::from("/tmp/repo"), |
| 165 | status: ShellStatus::Killed, |
| 166 | exit_code: None, |
| 167 | elapsed_ms: 0, |
| 168 | stdout_tail: String::new(), |
| 169 | stderr_tail: "detached".to_string(), |
| 170 | stdout_len: 0, |
| 171 | stderr_len: 8, |
| 172 | stdin_available: false, |
| 173 | stale: true, |
| 174 | linked_task_id: Some("task_1".to_string()), |
| 175 | }]; |
| 176 | let formatted = format_shell_job_list(&jobs); |
| 177 | assert!(formatted.contains("shell_dead")); |
| 178 | assert!(formatted.contains("stale")); |
| 179 | assert!(formatted.contains("/jobs poll <id>")); |
| 180 | assert!(formatted.contains("task=task_1")); |
| 181 | } |
| 182 | } |
| 183 |