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lean_ctx/tools/
startup.rs

1use super::server::LeanCtxServer;
2
3#[derive(Clone, Debug, Default)]
4pub(super) struct StartupContext {
5    pub(super) project_root: Option<String>,
6    pub(super) shell_cwd: Option<String>,
7}
8
9/// Creates a new `LeanCtxServer` with default configuration.
10pub fn create_server() -> LeanCtxServer {
11    LeanCtxServer::new()
12}
13
14pub(super) fn has_project_marker(dir: &std::path::Path) -> bool {
15    crate::core::pathutil::has_project_marker(dir)
16}
17
18pub(super) fn is_suspicious_root(dir: &std::path::Path) -> bool {
19    crate::core::pathutil::is_agent_config_dir(dir)
20}
21
22pub(super) fn canonicalize_path(path: &std::path::Path) -> String {
23    crate::core::pathutil::safe_canonicalize_or_self(path)
24        .to_string_lossy()
25        .to_string()
26}
27
28pub(super) fn detect_startup_context(
29    explicit_project_root: Option<&str>,
30    startup_cwd: Option<&std::path::Path>,
31) -> StartupContext {
32    let shell_cwd = startup_cwd.map(canonicalize_path);
33    let project_root = explicit_project_root
34        .map(|root| canonicalize_path(std::path::Path::new(root)))
35        .or_else(|| {
36            startup_cwd
37                .and_then(maybe_derive_project_root_from_absolute)
38                .map(|p| canonicalize_path(&p))
39        });
40
41    let shell_cwd = match (shell_cwd, project_root.as_ref()) {
42        (Some(cwd), Some(root))
43            if std::path::Path::new(&cwd).starts_with(std::path::Path::new(root)) =>
44        {
45            Some(cwd)
46        }
47        (_, Some(root)) => Some(root.clone()),
48        (cwd, None) => cwd,
49    };
50
51    StartupContext {
52        project_root,
53        shell_cwd,
54    }
55}
56
57pub(super) fn maybe_derive_project_root_from_absolute(
58    abs: &std::path::Path,
59) -> Option<std::path::PathBuf> {
60    let mut cur = if abs.is_dir() {
61        abs.to_path_buf()
62    } else {
63        abs.parent()?.to_path_buf()
64    };
65    loop {
66        if has_project_marker(&cur) {
67            return Some(crate::core::pathutil::safe_canonicalize_or_self(&cur));
68        }
69        if !cur.pop() {
70            break;
71        }
72    }
73    None
74}
75
76/// Incremental background consolidation: import only session items newer than the
77/// per-session watermark, advancing it after a successful save. Delegates to the
78/// canonical engine ([`crate::tools::ctx_knowledge::consolidate_project_knowledge_with`]),
79/// which loads the session for the *requested* project root (cwd bug #2362), runs
80/// under the shared knowledge lock (#326) and reclaims history losslessly (#995).
81pub(crate) fn auto_consolidate_knowledge(project_root: &str) {
82    let _ = crate::tools::ctx_knowledge::consolidate_project_knowledge_with(
83        project_root,
84        &crate::core::consolidation_engine::ConsolidateOptions::incremental_auto(),
85    );
86}