name: Update marketplace index

on:
  push:
    branches: [main]
    paths:
      - 'skills/**'
      - '.github/workflows/update-index.yml'
  workflow_dispatch:

jobs:
  update-index:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Regenerate index.json
        run: |
          python3 << 'EOF'
          import os, json, re
          from datetime import datetime, timezone

          skills_dir = "skills"
          skills = []

          for skill_name in sorted(os.listdir(skills_dir)):
              skill_md = os.path.join(skills_dir, skill_name, "SKILL.md")
              if not os.path.isfile(skill_md):
                  continue
              with open(skill_md, "r", encoding="utf-8") as f:
                  content = f.read()
              fm_match = re.match(r"^---\n(.*?)\n---", content, re.DOTALL)
              description = ""
              if fm_match:
                  fm = fm_match.group(1)
                  dm = re.search(r"^description:[ \t]*(.*)$", fm, re.MULTILINE)
                  if dm:
                      first = dm.group(1).strip()
                      if first[:1] in (">", "|"):
                          # YAML block scalar: gather the following more-indented lines
                          buf = []
                          for ln in fm[dm.end():].split("\n"):
                              if ln.strip() == "":
                                  buf.append("")
                              elif re.match(r"^[ \t]+\S", ln):
                                  buf.append(ln.strip())
                              else:
                                  break
                          if first.startswith(">"):  # folded: blank line = break, else join w/ space
                              paras, cur = [], []
                              for b in buf:
                                  if b == "":
                                      if cur: paras.append(" ".join(cur)); cur = []
                                  else:
                                      cur.append(b)
                              if cur: paras.append(" ".join(cur))
                              description = " ".join(paras).strip()
                          else:  # literal
                              description = " ".join(b for b in buf if b).strip()
                      else:
                          description = first.strip('"').strip("'")
              skills.append({
                  "name": skill_name,
                  "description": description,
                  "domain": "cybersecurity",
                  "path": f"skills/{skill_name}"
              })

          index = {
              "version": "1.1.0",
              "generated_at": datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ"),
              "repository": "https://github.com/mukul975/Anthropic-Cybersecurity-Skills",
              "domain": "cybersecurity",
              "total_skills": len(skills),
              "skills": skills
          }

          with open("index.json", "w", encoding="utf-8") as f:
              json.dump(index, f, separators=(',', ':'))

          print(f"Updated index.json: {len(skills)} skills")
          EOF

      - name: Sync skill count into README and marketplace
        run: |
          python3 << 'EOF'
          import os, re, json

          # Authoritative count: directories under skills/ that contain a SKILL.md
          # and are not .bak backups (matches index.json generation above).
          count = 0
          for name in os.listdir("skills"):
              if name.endswith(".bak"):
                  continue
              if os.path.isfile(os.path.join("skills", name, "SKILL.md")):
                  count += 1
          print(f"Authoritative skill count: {count}")

          # README.md — replace the skills badge and every "<NNN> ... skills" phrase.
          with open("README.md", encoding="utf-8") as f:
              readme = f.read()
          readme = re.sub(r"(badge/skills-)\d+", rf"\g<1>{count}", readme)
          # "817 production-grade", "817 structured", "817 skills", "all 817 skills",
          # "Scans 817 skill", "contains **817 skills**", BibTeX "{817 structured"
          readme = re.sub(r"\b\d+(?=\s+production-grade cybersecurity skills)", str(count), readme)
          readme = re.sub(r"\b\d+(?=\s+structured cybersecurity skills)", str(count), readme)
          readme = re.sub(r"(all\s+)\d+(?=\s+skills)", rf"\g<1>{count}", readme)
          readme = re.sub(r"(Scans\s+)\d+(?=\s+skill\b)", rf"\g<1>{count}", readme)
          readme = re.sub(r"(contains\s+\*\*)\d+(?=\s+skills\*\*)", rf"\g<1>{count}", readme)
          readme = re.sub(r"(\{)\d+(?=\s+structured cybersecurity skills)", rf"\g<1>{count}", readme)
          with open("README.md", "w", encoding="utf-8") as f:
              f.write(readme)

          # marketplace.json + plugin.json — patch "<NNN> cybersecurity skills" in descriptions.
          for path in (".claude-plugin/marketplace.json", ".claude-plugin/plugin.json"):
              with open(path, encoding="utf-8") as f:
                  data = f.read()
              data = re.sub(r"\b\d+(?=\s+cybersecurity skills)", str(count), data)
              json.loads(data)  # fail loudly if the regex broke JSON
              with open(path, "w", encoding="utf-8") as f:
                  f.write(data)

          print("Synced skill count into README.md, marketplace.json, plugin.json")
          EOF

      - name: Commit updated index and skill count
        run: |
          git config user.name "mukul975"
          git config user.email "mukuljangra5@gmail.com"
          git add index.json README.md .claude-plugin/marketplace.json .claude-plugin/plugin.json
          git diff --staged --quiet || git commit -m "chore: auto-update index.json and skill count"
          git push