name: repo-pipeline

on:
  workflow_call:
    inputs:
      repo_type:
        description: Repository type (ios, node, python, custom)
        required: false
        type: string
        default: ios
      lint_command:
        description: Command that runs lint checks
        required: false
        type: string
        default: ""
      build_command:
        description: Command that builds the project
        required: false
        type: string
        default: ""
      test_command:
        description: Command that executes tests
        required: false
        type: string
        default: ""

jobs:
  ci-ios:
    name: ci
    if: ${{ inputs.repo_type == 'ios' }}
    runs-on: macos-15
    steps:
      - name: Checkout caller repository
        uses: actions/checkout@v4

      - name: Resolve commands
        id: resolve
        shell: bash
        run: |
          set -euo pipefail
          lint="${{ inputs.lint_command }}"
          build="${{ inputs.build_command }}"
          test="${{ inputs.test_command }}"
          if [ -z "$lint" ]; then
            lint="if which swiftlint > /dev/null; then swiftlint --strict; else brew install swiftlint && swiftlint --strict; fi"
          fi
          if [ -z "$build" ]; then
            build="xcodebuild build -project CamperLogBook.xcodeproj -scheme CamperLogBook -destination 'platform=iOS Simulator,name=iPhone 16,OS=latest' CODE_SIGNING_ALLOWED=NO"
          fi
          if [ -z "$test" ]; then
            test="xcodebuild test -project CamperLogBook.xcodeproj -scheme CamperLogBook -destination 'platform=iOS Simulator,name=iPhone 16,OS=latest' CODE_SIGNING_ALLOWED=NO"
          fi
          {
            echo "lint<<EOF"
            echo "$lint"
            echo "EOF"
            echo "build<<EOF"
            echo "$build"
            echo "EOF"
            echo "test<<EOF"
            echo "$test"
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

      - name: Lint
        shell: bash
        run: ${{ steps.resolve.outputs.lint }}

      - name: Build
        shell: bash
        run: ${{ steps.resolve.outputs.build }}

      - name: Test
        shell: bash
        run: ${{ steps.resolve.outputs.test }}

  ci-generic:
    name: ci
    if: ${{ inputs.repo_type != 'ios' }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout caller repository
        uses: actions/checkout@v4

      - name: Resolve commands
        id: resolve
        shell: bash
        run: |
          set -euo pipefail
          repo_type="${{ inputs.repo_type }}"
          lint="${{ inputs.lint_command }}"
          build="${{ inputs.build_command }}"
          test="${{ inputs.test_command }}"

          if [ -z "$lint" ]; then
            case "$repo_type" in
              node) lint="npm run lint --if-present" ;;
              python) lint="python -m pip install -U pip && pip install ruff && ruff check ." ;;
              custom) lint="" ;;
              *) lint="" ;;
            esac
          fi

          if [ -z "$build" ]; then
            case "$repo_type" in
              node) build="npm run build --if-present" ;;
              python) build="" ;;
              custom) build="" ;;
              *) build="" ;;
            esac
          fi

          if [ -z "$test" ]; then
            case "$repo_type" in
              node) test="npm test --if-present" ;;
              python) test="pytest -q" ;;
              custom) test="" ;;
              *) test="" ;;
            esac
          fi

          {
            echo "lint<<EOF"
            echo "$lint"
            echo "EOF"
            echo "build<<EOF"
            echo "$build"
            echo "EOF"
            echo "test<<EOF"
            echo "$test"
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

      - name: Lint
        if: ${{ steps.resolve.outputs.lint != '' }}
        shell: bash
        run: ${{ steps.resolve.outputs.lint }}

      - name: Build
        if: ${{ steps.resolve.outputs.build != '' }}
        shell: bash
        run: ${{ steps.resolve.outputs.build }}

      - name: Test
        if: ${{ steps.resolve.outputs.test != '' }}
        shell: bash
        run: ${{ steps.resolve.outputs.test }}

  security-scan:
    name: security-scan
    runs-on: ubuntu-latest
    permissions:
      contents: read
      security-events: write
      pull-requests: read
    steps:
      - name: Checkout caller repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Gitleaks
        uses: gitleaks/gitleaks-action@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Semgrep
        uses: returntocorp/semgrep-action@v1
        with:
          config: p/default

      - name: Dependency Review
        if: github.event_name == 'pull_request'
        uses: actions/dependency-review-action@v4

  ai-review:
    name: ai-review
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: read
      issues: read
    steps:
      - name: Validate ChatGPT and Claude review status
        uses: actions/github-script@v7
        with:
          script: |
            const owner = context.repo.owner;
            const repo = context.repo.repo;
            const pull_number = context.payload.pull_request
              ? context.payload.pull_request.number
              : context.payload.issue?.number;

            if (!pull_number) {
              core.setFailed("No pull request context found for ai-review validation.");
              return;
            }

            const pr = await github.rest.pulls.get({ owner, repo, pull_number });
            const comments = await github.paginate(github.rest.issues.listComments, {
              owner,
              repo,
              issue_number: pull_number,
              per_page: 100
            });

            const bodyParts = [pr.data.body || "", ...comments.map(c => c.body || "")];
            const allText = bodyParts.join("\n\n").toLowerCase();

            const hasSection = (name) => allText.includes(`### ${name}`.toLowerCase());
            const hasPass = (name) => {
              const regex = new RegExp(`###\\s*${name}[\\s\\S]*?dod status\\s*:\\s*pass`, "i");
              return bodyParts.some(part => regex.test(part || ""));
            };
            const hasZeroBlocker = (name) => {
              const regex = new RegExp(`###\\s*${name}[\\s\\S]*?blocker\\s*:\\s*0`, "i");
              return bodyParts.some(part => regex.test(part || ""));
            };
            const hasZeroMajor = (name) => {
              const regex = new RegExp(`###\\s*${name}[\\s\\S]*?major\\s*:\\s*0`, "i");
              return bodyParts.some(part => regex.test(part || ""));
            };

            const checks = [
              { name: "ChatGPT", section: hasSection("ChatGPT"), pass: hasPass("ChatGPT"), blocker: hasZeroBlocker("ChatGPT"), major: hasZeroMajor("ChatGPT") },
              { name: "Claude", section: hasSection("Claude"), pass: hasPass("Claude"), blocker: hasZeroBlocker("Claude"), major: hasZeroMajor("Claude") }
            ];

            const failures = checks.flatMap(c => {
              const missing = [];
              if (!c.section) missing.push("missing section");
              if (!c.pass) missing.push("missing `DoD status: PASS`");
              if (!c.blocker) missing.push("missing `Blocker: 0`");
              if (!c.major) missing.push("missing `Major: 0`");
              return missing.length ? [`${c.name}: ${missing.join(", ")}`] : [];
            });

            if (failures.length) {
              core.setFailed(`AI review gate failed:\n- ${failures.join("\n- ")}`);
            } else {
              core.info("AI review gate passed.");
            }