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| 1 | +//! Skill commands: register, match. |
| 2 | +//! |
| 3 | +//! `skill register` scans `skills/*/SKILL.md` files, extracts YAML |
| 4 | +//! frontmatter (name + description), and upserts each into the DB with |
| 5 | +//! a BGE-small embedding for semantic matching. |
| 6 | +//! |
| 7 | +//! `skill match` performs semantic vector search against registered |
| 8 | +//! skills and returns ranked results. |
| 9 | +
|
| 10 | +use clap::Subcommand; |
| 11 | +use serde::Deserialize; |
| 12 | +use serde_json::json; |
| 13 | + |
| 14 | +use crate::output::{error_exit, json_output, pretty_output}; |
| 15 | + |
| 16 | +use super::db_shim; |
| 17 | + |
| 18 | +// ── CLI definition ───────────────────────────────────────────────── |
| 19 | + |
| 20 | +#[derive(Subcommand, Debug)] |
| 21 | +pub enum SkillCmd { |
| 22 | + /// Scan skills/*/SKILL.md and register into DB with embeddings. |
| 23 | + Register { |
| 24 | + /// Directory to scan (default: DROID_PLUGIN_ROOT or CLAUDE_PLUGIN_ROOT). |
| 25 | + #[arg(long)] |
| 26 | + dir: Option<String>, |
| 27 | + }, |
| 28 | + /// Semantic search against registered skills. |
| 29 | + Match { |
| 30 | + /// Search query text. |
| 31 | + query: String, |
| 32 | + /// Maximum results to return. |
| 33 | + #[arg(long, default_value = "5")] |
| 34 | + limit: usize, |
| 35 | + /// Minimum cosine similarity threshold. |
| 36 | + #[arg(long, default_value = "0.70")] |
| 37 | + threshold: f64, |
| 38 | + }, |
| 39 | +} |
| 40 | + |
| 41 | +// ── Frontmatter struct ───────────────────────────────────────────── |
| 42 | + |
| 43 | +#[derive(Deserialize)] |
| 44 | +struct SkillFrontmatter { |
| 45 | + name: String, |
| 46 | + description: String, |
| 47 | +} |
| 48 | + |
| 49 | +// ── Dispatch ─────────────────────────────────────────────────────── |
| 50 | + |
| 51 | +pub fn dispatch(cmd: &SkillCmd, json: bool) { |
| 52 | + match cmd { |
| 53 | + SkillCmd::Register { dir } => cmd_skill_register(json, dir.as_deref()), |
| 54 | + SkillCmd::Match { |
| 55 | + query, |
| 56 | + limit, |
| 57 | + threshold, |
| 58 | + } => cmd_skill_match(json, query, *limit, *threshold), |
| 59 | + } |
| 60 | +} |
| 61 | + |
| 62 | +// ── Register ─────────────────────────────────────────────────────── |
| 63 | + |
| 64 | +fn cmd_skill_register(json: bool, dir: Option<&str>) { |
| 65 | + // Resolve plugin root directory. |
| 66 | + let root = match dir { |
| 67 | + Some(d) => std::path::PathBuf::from(d), |
| 68 | + None => { |
| 69 | + if let Ok(d) = std::env::var("DROID_PLUGIN_ROOT") { |
| 70 | + std::path::PathBuf::from(d) |
| 71 | + } else if let Ok(d) = std::env::var("CLAUDE_PLUGIN_ROOT") { |
| 72 | + std::path::PathBuf::from(d) |
| 73 | + } else { |
| 74 | + error_exit("No --dir given and DROID_PLUGIN_ROOT / CLAUDE_PLUGIN_ROOT not set"); |
| 75 | + } |
| 76 | + } |
| 77 | + }; |
| 78 | + |
| 79 | + let skills_dir = root.join("skills"); |
| 80 | + if !skills_dir.is_dir() { |
| 81 | + error_exit(&format!("Skills directory not found: {}", skills_dir.display())); |
| 82 | + } |
| 83 | + |
| 84 | + // Walk skills/*/SKILL.md |
| 85 | + let mut entries: Vec<(String, String, String)> = Vec::new(); // (name, description, path) |
| 86 | + let read_dir = std::fs::read_dir(&skills_dir).unwrap_or_else(|e| { |
| 87 | + error_exit(&format!("Cannot read {}: {e}", skills_dir.display())); |
| 88 | + }); |
| 89 | + |
| 90 | + for entry in read_dir.flatten() { |
| 91 | + if !entry.file_type().map(|ft| ft.is_dir()).unwrap_or(false) { |
| 92 | + continue; |
| 93 | + } |
| 94 | + let skill_md = entry.path().join("SKILL.md"); |
| 95 | + if !skill_md.is_file() { |
| 96 | + continue; |
| 97 | + } |
| 98 | + let content = match std::fs::read_to_string(&skill_md) { |
| 99 | + Ok(c) => c, |
| 100 | + Err(e) => { |
| 101 | + eprintln!("warn: cannot read {}: {e}", skill_md.display()); |
| 102 | + continue; |
| 103 | + } |
| 104 | + }; |
| 105 | + let fm: SkillFrontmatter = |
| 106 | + match flowctl_core::frontmatter::parse_frontmatter(&content) { |
| 107 | + Ok(f) => f, |
| 108 | + Err(e) => { |
| 109 | + eprintln!( |
| 110 | + "warn: cannot parse frontmatter in {}: {e}", |
| 111 | + skill_md.display() |
| 112 | + ); |
| 113 | + continue; |
| 114 | + } |
| 115 | + }; |
| 116 | + entries.push(( |
| 117 | + fm.name, |
| 118 | + fm.description, |
| 119 | + skill_md.to_string_lossy().to_string(), |
| 120 | + )); |
| 121 | + } |
| 122 | + |
| 123 | + // Upsert each skill into DB. |
| 124 | + let conn = db_shim::require_db().unwrap_or_else(|e| { |
| 125 | + error_exit(&format!("Cannot open DB: {e}")); |
| 126 | + }); |
| 127 | + |
| 128 | + let rt = tokio::runtime::Builder::new_current_thread() |
| 129 | + .enable_all() |
| 130 | + .build() |
| 131 | + .expect("failed to create tokio runtime"); |
| 132 | + |
| 133 | + let repo = flowctl_db::skill::SkillRepo::new(conn.inner_conn()); |
| 134 | + |
| 135 | + for (name, desc, path) in &entries { |
| 136 | + rt.block_on(async { |
| 137 | + repo.upsert(name, desc, Some(path.as_str())) |
| 138 | + .await |
| 139 | + .unwrap_or_else(|e| { |
| 140 | + eprintln!("warn: failed to upsert skill '{}': {e}", name); |
| 141 | + }); |
| 142 | + }); |
| 143 | + } |
| 144 | + |
| 145 | + let skills_json: Vec<serde_json::Value> = entries |
| 146 | + .iter() |
| 147 | + .map(|(n, d, _)| json!({"name": n, "description": d})) |
| 148 | + .collect(); |
| 149 | + |
| 150 | + if json { |
| 151 | + json_output(json!({ |
| 152 | + "registered": entries.len(), |
| 153 | + "skills": skills_json, |
| 154 | + })); |
| 155 | + } else { |
| 156 | + pretty_output("skill_register", &format!("Registered {} skills", entries.len())); |
| 157 | + for (name, desc, _) in &entries { |
| 158 | + pretty_output("skill_register", &format!(" {} — {}", name, desc)); |
| 159 | + } |
| 160 | + } |
| 161 | +} |
| 162 | + |
| 163 | +// ── Match ────────────────────────────────────────────────────────── |
| 164 | + |
| 165 | +fn cmd_skill_match(json: bool, query: &str, limit: usize, threshold: f64) { |
| 166 | + let conn = db_shim::require_db().unwrap_or_else(|e| { |
| 167 | + error_exit(&format!("Cannot open DB: {e}")); |
| 168 | + }); |
| 169 | + |
| 170 | + let rt = tokio::runtime::Builder::new_current_thread() |
| 171 | + .enable_all() |
| 172 | + .build() |
| 173 | + .expect("failed to create tokio runtime"); |
| 174 | + |
| 175 | + let repo = flowctl_db::skill::SkillRepo::new(conn.inner_conn()); |
| 176 | + let matches = rt.block_on(async { |
| 177 | + repo.match_skills(query, limit, threshold) |
| 178 | + .await |
| 179 | + .unwrap_or_else(|e| { |
| 180 | + error_exit(&format!("match_skills failed: {e}")); |
| 181 | + }) |
| 182 | + }); |
| 183 | + |
| 184 | + if json { |
| 185 | + let out: Vec<serde_json::Value> = matches |
| 186 | + .iter() |
| 187 | + .map(|m| { |
| 188 | + json!({ |
| 189 | + "name": m.name, |
| 190 | + "description": m.description, |
| 191 | + "score": (m.score * 100.0).round() / 100.0, |
| 192 | + }) |
| 193 | + }) |
| 194 | + .collect(); |
| 195 | + json_output(json!(out)); |
| 196 | + } else { |
| 197 | + if matches.is_empty() { |
| 198 | + pretty_output("skill_match", "No matching skills found."); |
| 199 | + return; |
| 200 | + } |
| 201 | + pretty_output( |
| 202 | + "skill_match", |
| 203 | + &format!(" {:<6} {:<28} {}", "Score", "Name", "Description"), |
| 204 | + ); |
| 205 | + for m in &matches { |
| 206 | + pretty_output( |
| 207 | + "skill_match", |
| 208 | + &format!(" {:<6.2} {:<28} {}", m.score, m.name, m.description), |
| 209 | + ); |
| 210 | + } |
| 211 | + } |
| 212 | +} |
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