install-skills.sh

#!/usr/bin/env bash

# Install skills to ~/.claude/skills and ~/.codex/skills
# This script copies all skill directories to the Claude and Codex skills
# directories, replacing any existing versions.

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
SKILLS_DIR="$SCRIPT_DIR/skills"
TARGET_DIRS=("$HOME/.claude/skills" "$HOME/.codex/skills")

# Colors for output
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

# Find all directories containing SKILL.md
skill_dirs=()
while IFS= read -r skill_file; do
    skill_dir="$(dirname "$skill_file")"
    skill_dirs+=("$skill_dir")
done < <(find "$SKILLS_DIR" -maxdepth 2 -name "SKILL.md" -type f)

# Build list of installed skill names
installed_names=()
for skill_path in "${skill_dirs[@]}"; do
    installed_names+=("$(basename "$skill_path")")
done

for TARGET_DIR in "${TARGET_DIRS[@]}"; do
    echo "Installing skills to $TARGET_DIR"
    echo

    # Create target directory if it doesn't exist
    mkdir -p "$TARGET_DIR"

    # Get list of existing skills before installation
    existing_skills=()
    if [ -d "$TARGET_DIR" ]; then
        while IFS= read -r -d '' dir; do
            existing_skills+=("$(basename "$dir")")
        done < <(find "$TARGET_DIR" -mindepth 1 -maxdepth 1 -type d -print0)
    fi

    # Copy each skill directory
    for skill_path in "${skill_dirs[@]}"; do
        skill_name="$(basename "$skill_path")"
        target_path="$TARGET_DIR/$skill_name"

        if [ -d "$target_path" ]; then
            echo -e "${YELLOW}Replacing${NC} $skill_name"
            rm -rf "$target_path"
        else
            echo -e "${GREEN}Installing${NC} $skill_name"
        fi

        cp -r "$skill_path" "$target_path"
    done

    # Delete old skills that are no longer in the source
    deleted_count=0
    for existing in "${existing_skills[@]}"; do
        found=false
        for installed in "${installed_names[@]}"; do
            if [ "$existing" = "$installed" ]; then
                found=true
                break
            fi
        done
        if [ "$found" = false ]; then
            echo -e "${YELLOW}Deleting${NC} $existing (no longer in source)"
            rm -rf "$TARGET_DIR/$existing"
            ((deleted_count++)) || true
        fi
    done

    echo
    echo -e "${GREEN}✓${NC} Successfully installed ${#skill_dirs[@]} skill(s)"
    if [ "$deleted_count" -gt 0 ]; then
        echo -e "${YELLOW}✓${NC} Deleted $deleted_count old skill(s)"
    fi
    echo
done

echo "Installed skills:"
for skill_path in "${skill_dirs[@]}"; do
    echo "  - $(basename "$skill_path")"
done