sync

#!/usr/bin/env bash
set -e

REPO_DIR="$(cd "$(dirname "$0")" && pwd)"
INSTALLED_FILE="$HOME/.claude/plugins/installed_plugins.json"
PLUGIN_KEY="tripod@tripod"

# ── Step 1: Read plugin version from manifest ────────────────────────────────

plugin_version=$(python3 -c "import json; print(json.load(open('$REPO_DIR/.claude-plugin/plugin.json'))['version'])")

# Current HEAD SHA for installed_plugins.json metadata
git_sha=$(git -C "$REPO_DIR" rev-parse HEAD 2>/dev/null || echo "")

# ── Check plugin is installed ─────────────────────────────────────────────────

if [[ ! -f "$INSTALLED_FILE" ]]; then
  echo "error: no installed plugins found"
  echo "  run: claude plugin marketplace add joryeugene/tripod"
  echo "       claude plugin install tripod"
  exit 1
fi

install_path=$(python3 -c "
import json, sys
data = json.load(open('$INSTALLED_FILE'))
entries = data.get('plugins', {}).get('$PLUGIN_KEY', [])
if not entries:
    sys.exit(1)
print(entries[0]['installPath'])
" 2>/dev/null)

if [[ -z "$install_path" || ! -d "$install_path" ]]; then
  echo "error: tripod plugin not installed"
  echo "  run: claude plugin install tripod"
  exit 1
fi

# ── Step 2: Migrate cache path if version changed ─────────────────────────────

cached_version=$(basename "$install_path")

if [[ "$cached_version" != "$plugin_version" ]]; then
  new_path="${install_path%/*}/$plugin_version"
  mkdir -p "$new_path"
  rsync -a "$install_path/" "$new_path/"

  python3 - "$INSTALLED_FILE" "$PLUGIN_KEY" "$cached_version" "$plugin_version" "$git_sha" <<'PYEOF'
import json, os, sys
from datetime import datetime, timezone
f, key, old_ver, new_ver, sha = sys.argv[1], sys.argv[2], sys.argv[3], sys.argv[4], sys.argv[5]
data = json.load(open(f))
now = datetime.now(timezone.utc).strftime('%Y-%m-%dT%H:%M:%S.000Z')
for e in data['plugins'][key]:
    e['installPath'] = e['installPath'].replace(old_ver, new_ver)
    e['version'] = new_ver
    e['gitCommitSha'] = sha
    e['lastUpdated'] = now
tmp = f + '.tmp'
with open(tmp, 'w') as fh:
    json.dump(data, fh, indent=2)
    fh.write('\n')
os.replace(tmp, f)
PYEOF

  rm -rf "$install_path"
  echo "  cache:   $cached_version -> $plugin_version"
  install_path="$new_path"
else
  # Version unchanged: still refresh SHA and lastUpdated so Claude Code's
  # update checker sees a consistent state and does not try to migrate.
  if [[ -n "$git_sha" ]]; then
    python3 - "$INSTALLED_FILE" "$PLUGIN_KEY" "$git_sha" <<'PYEOF'
import json, os, sys
from datetime import datetime, timezone
f, key, sha = sys.argv[1], sys.argv[2], sys.argv[3]
data = json.load(open(f))
now = datetime.now(timezone.utc).strftime('%Y-%m-%dT%H:%M:%S.000Z')
for e in data['plugins'][key]:
    e['gitCommitSha'] = sha
    e['lastUpdated'] = now
tmp = f + '.tmp'
with open(tmp, 'w') as fh:
    json.dump(data, fh, indent=2)
    fh.write('\n')
os.replace(tmp, f)
PYEOF
  fi
fi

# ── Step 3: Sync repo contents to plugin cache ────────────────────────────────

synced=0
for item in skills hooks CLAUDE.md README.md setup verify statusline.sh scripts mcp-presets settings.json.example env.sh.example; do
  src="$REPO_DIR/$item"
  dst="$install_path/$item"
  if [[ -e "$src" ]]; then
    if [[ -d "$src" ]]; then
      rsync -a --delete --exclude='node_modules' --exclude='bun.lock' "$src/" "$dst/"
    else
      cp "$src" "$dst"
    fi
    synced=$((synced + 1))
  fi
done

# Remove retired directories that should no longer exist in the cache
for retired in browse; do
  if [[ -d "$install_path/$retired" ]]; then
    rm -rf "$install_path/$retired"
    echo "  removed: $retired (retired)"
  fi
done

# Clean up orphaned version directories
cache_parent="${install_path%/*}"
for old_dir in "$cache_parent"/*/; do
  old_ver=$(basename "$old_dir")
  if [[ "$old_ver" != "$plugin_version" && -d "$old_dir" ]]; then
    rm -rf "$old_dir"
    echo "  cleaned: $old_ver (orphaned)"
  fi
done

# Also sync plugin metadata to cache root and .claude-plugin/ subdir
# Claude Code reads .claude-plugin/plugin.json for the skill namespace (command prefix)
for meta in .claude-plugin/plugin.json .claude-plugin/marketplace.json; do
  src="$REPO_DIR/$meta"
  if [[ -f "$src" ]]; then
    cp "$src" "$install_path/$(basename "$meta")"
    mkdir -p "$install_path/.claude-plugin"
    cp "$src" "$install_path/$meta"
  fi
done

# ── Step 4: Sync to marketplace snapshot ─────────────────────────────────────
# The marketplace location (~/.claude/plugins/marketplaces/tripod/) is a local
# snapshot Claude Code reads on every startup to determine the "available" version.
# If this snapshot is stale (e.g. version 1.0.0), Claude Code materializes the old
# version directory in the cache on every session start. Keeping it current prevents
# orphaned cache directories from being recreated.

MARKETPLACE_KEY="tripod"
MARKETPLACES_FILE="$HOME/.claude/plugins/known_marketplaces.json"

marketplace_location=$(python3 -c "
import json, sys
data = json.load(open('$MARKETPLACES_FILE'))
entry = data.get('$MARKETPLACE_KEY')
if entry:
    print(entry['installLocation'])
" 2>/dev/null)

if [[ -n "$marketplace_location" && -d "$marketplace_location" ]]; then
  for item in skills hooks CLAUDE.md README.md setup verify statusline.sh scripts mcp-presets settings.json.example env.sh.example .claude-plugin; do
    src="$REPO_DIR/$item"
    dst="$marketplace_location/$item"
    if [[ -e "$src" ]]; then
      if [[ -d "$src" ]]; then
        rsync -a --delete --exclude='node_modules' --exclude='bun.lock' "$src/" "$dst/"
      else
        cp "$src" "$dst"
      fi
    fi
  done
  # Remove retired directories from marketplace snapshot
  for retired in browse; do
    if [[ -d "$marketplace_location/$retired" ]]; then
      rm -rf "$marketplace_location/$retired"
    fi
  done
  echo "  marketplace snapshot synced ($marketplace_location)"
fi

# ── Summary ───────────────────────────────────────────────────────────────────

skill_count=$(ls "$install_path/skills/" 2>/dev/null | wc -l | tr -d ' ')
hook_count=$(ls "$install_path/hooks/"*.py 2>/dev/null | wc -l | tr -d ' ')

echo "synced $synced items to plugin cache"
echo "  version: $plugin_version"
echo "  skills:  $skill_count"
echo "  hooks:   $hook_count"
echo "  path:    $install_path"
echo ""
echo "Start a new session to pick up changes."