Merge pull request 'feat(kugetsu): smart delegate with worktree awareness' (#130) from feature/smart-delegate-worktree-awareness into main

skills/kugetsu/scripts/kugetsu

@@ -641,6 +641,99 @@ EOF
     fi
 }
 
+parse_issue_ref_from_message() {
+    local message="$1"
+    
+    local gitserver=""
+    local owner=""
+    local repo=""
+    local issue_number=""
+    
+    if echo "$message" | grep -qE '[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}/[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+/(issues|pull)/[0-9]+'; then
+        gitserver=$(echo "$message" | grep -oE '[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}/[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+' | head -1 | sed 's/\/[^/]*\/[^/]*$//')
+        local full_path=$(echo "$message" | grep -oE '[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}/[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+/(issues|pull)/[0-9]+' | head -1)
+        owner=$(echo "$full_path" | cut -d'/' -f2)
+        repo=$(echo "$full_path" | cut -d'/' -f3)
+        issue_number=$(echo "$full_path" | grep -oE '[0-9]+$' | head -1)
+    elif echo "$message" | grep -qE '[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+#([0-9]+)'; then
+        owner=$(echo "$message" | grep -oE '[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+#' | sed 's/#$//' | cut -d'/' -f1)
+        repo=$(echo "$message" | grep -oE '[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+#' | sed 's/#$//' | cut -d'/' -f2)
+        issue_number=$(echo "$message" | grep -oE '#[0-9]+' | grep -oE '[0-9]+' | head -1)
+    fi
+    
+    echo "${gitserver}|${owner}|${repo}|${issue_number}"
+}
+
+get_missing_info() {
+    local parsed="$1"
+    local gitserver=$(echo "$parsed" | cut -d'|' -f1)
+    local owner=$(echo "$parsed" | cut -d'|' -f2)
+    local repo=$(echo "$parsed" | cut -d'|' -f3)
+    local issue_number=$(echo "$parsed" | cut -d'|' -f4)
+    
+    local missing=""
+    [ -z "$gitserver" ] && missing="${missing}git server, "
+    [ -z "$owner" ] && missing="${missing}owner, "
+    [ -z "$repo" ] && missing="${missing}repository, "
+    [ -z "$issue_number" ] && missing="${missing}issue number, "
+    
+    echo "$missing" | sed 's/, $//'
+}
+
+build_missing_info_context() {
+    local missing="$1"
+    if [ -n "$missing" ]; then
+        echo ""
+        echo "NOTE: This task delegation has no information about: ${missing}."
+        echo "We need them if user wants to work on a specific issue. Otherwise we don't need it."
+    fi
+}
+
+find_worktrees_by_issue_number() {
+    local issue_number="$1"
+    local results=""
+    
+    if [ ! -d "$WORKTREES_DIR/.kugetsu-worktrees" ]; then
+        echo ""
+        return
+    fi
+    
+    for wt in "$WORKTREES_DIR/.kugetsu-worktrees"/*; do
+        if [ -d "$wt" ]; then
+            local wt_issue_number=$(echo "$wt" | grep -oE '#?[0-9]+$' | grep -oE '[0-9]+' | head -1)
+            if [ "$wt_issue_number" = "$issue_number" ]; then
+                results="${results}${wt}:worktree
+"
+            fi
+        fi
+    done
+    
+    echo "$results"
+}
+
+find_sessions_by_issue_number() {
+    local issue_number="$1"
+    local results=""
+    
+    if [ ! -d "$SESSIONS_DIR" ]; then
+        echo ""
+        return
+    fi
+    
+    for session_file in "$SESSIONS_DIR"/*.json; do
+        if [ -f "$session_file" ]; then
+            local session_issue_ref=$(basename "$session_file" .json | sed 's/_/\//g')
+            local session_issue_number=$(echo "$session_issue_ref" | grep -oE '#?[0-9]+$' | grep -oE '[0-9]+' | head -1)
+            if [ "$session_issue_number" = "$issue_number" ]; then
+                results="${results}${session_file}:session
+"
+            fi
+        fi
+    done
+    
+    echo "$results"
+}
+
 cmd_delegate() {
     local message="${1:-}"
     local verbosity="${KUGETSU_VERBOSITY:-default}"
@@ -660,6 +753,70 @@ cmd_delegate() {
     mkdir -p "$LOGS_DIR"
     local log_file="$LOGS_DIR/delegate-$(date +%s).log"
     
+    local parsed=$(parse_issue_ref_from_message "$message")
+    local gitserver=$(echo "$parsed" | cut -d'|' -f1)
+    local owner=$(echo "$parsed" | cut -d'|' -f2)
+    local repo=$(echo "$parsed" | cut -d'|' -f3)
+    local issue_number=$(echo "$parsed" | cut -d'|' -f4)
+    
+    local missing_info=$(get_missing_info "$parsed")
+    local context_injection=""
+    if [ -n "$missing_info" ]; then
+        context_injection=$(build_missing_info_context "$missing_info")
+        echo "NOTE: Delegation missing information: ${missing_info}"
+    fi
+    
+    local candidates=""
+    local candidate_count=0
+    
+    if [ -n "$issue_number" ]; then
+        local worktrees=$(find_worktrees_by_issue_number "$issue_number")
+        local sessions=$(find_sessions_by_issue_number "$issue_number")
+        
+        while IFS=: read -r path type; do
+            if [ -n "$path" ]; then
+                candidate_count=$((candidate_count + 1))
+                candidates="${candidates}${candidate_count}) ${path} (${type})
+"
+            fi
+        done <<< "$worktrees"
+        
+        while IFS=: read -r path type; do
+            if [ -n "$path" ]; then
+                candidate_count=$((candidate_count + 1))
+                candidates="${candidates}${candidate_count}) ${path} (${type})
+"
+            fi
+        done <<< "$sessions"
+    fi
+    
+    local use_worktree=""
+    if [ $candidate_count -gt 0 ]; then
+        echo "Found $candidate_count existing worktree(s)/session(s) for issue #${issue_number}:"
+        echo "$candidates"
+        echo "r) Delegate anyway (without routing)"
+        echo "Which one to use? [1-${candidate_count}/r]: "
+        read -r choice
+        
+        if [ "$choice" = "r" ] || [ -z "$choice" ]; then
+            use_worktree=""
+        elif [ "$choice" -ge 1 ] && [ "$choice" -le "$candidate_count" ]; then
+            local selected=$(echo "$candidates" | sed -n "${choice}p")
+            use_worktree=$(echo "$selected" | sed 's/) .*//')
+        fi
+    fi
+    
+    local final_message="${message}${context_injection}"
+    
+    if [ -n "$use_worktree" ]; then
+        if [ -d "$use_worktree" ]; then
+            echo "Using worktree: $use_worktree"
+            final_message="${final_message}
+
+NOTE: Worktree selected: ${use_worktree}"
+        fi
+    fi
+    
     local temp_dir="${KUGETSU_TEMP_DIR:-$HOME/.local/share/opencode/tool-output}"
     
     mkdir -p "$ENV_DIR"
@@ -671,7 +828,7 @@ cmd_delegate() {
     fi
     env_sh="${env_sh}set +a; "
     
-    nohup sh -c "${env_sh}opencode run '$message' --continue --session '$pm_session' >> '$log_file' 2>&1" > /dev/null 2>&1 &
+    nohup sh -c "${env_sh}opencode run '${final_message}' --continue --session '$pm_session' >> '$log_file' 2>&1" > /dev/null 2>&1 &
     disown
     echo "Delegated to PM agent (logged to $(basename "$log_file"))"
     echo "Verbosity: $verbosity"