name: "🔧 铸渊 · Daily Maintenance Agent"

on:
  schedule:
    - cron: '0 2 * * *'   # 每日 UTC 02:00 (北京时间 10:00)
  workflow_dispatch:

permissions:
  contents: write

jobs:
  maintenance:
    name: 每日巡检与系统健康更新
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      # ── Step 1: 检查 brain/ 目录完整性 ──
      - name: 检查 brain/ 目录完整性
        id: brain_check
        run: |
          echo "🔍 检查 brain/ 目录..."
          REQUIRED_FILES="master-brain.md read-order.md repo-map.json automation-map.json communication-map.json id-map.json system-health.json"
          MISSING=""
          for f in $REQUIRED_FILES; do
            if [ ! -f "brain/$f" ]; then
              MISSING="$MISSING $f"
              echo "⚠️  缺失: brain/$f"
            else
              echo "✅ 存在: brain/$f"
            fi
          done
          if [ -z "$MISSING" ]; then
            echo "brain_status=complete" >> "$GITHUB_OUTPUT"
            echo "✅ brain/ 目录完整"
          else
            echo "brain_status=incomplete" >> "$GITHUB_OUTPUT"
            echo "⚠️  缺失文件:$MISSING"
          fi

      # ── Step 2: 检查最近 workflow 运行状态 ──
      - name: 检查最近 workflow 运行状态
        id: workflow_check
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          echo "🔍 检查最近 workflow 运行..."
          FAILED=$(gh api repos/${{ github.repository }}/actions/runs \
            --jq '[.workflow_runs[] | select(.conclusion == "failure")] | length' \
            2>/dev/null || echo "0")
          echo "failed_count=$FAILED" >> "$GITHUB_OUTPUT"
          if [ "$FAILED" -gt "0" ]; then
            echo "⚠️  最近有 $FAILED 个失败的 workflow"
          else
            echo "✅ 最近没有失败的 workflow"
          fi

      # ── Step 3: 检查 Notion API 连通性 ──
      - name: 检查 Notion API 连通性
        id: notion_check
        env:
          NOTION_TOKEN: ${{ secrets.NOTION_TOKEN }}
        run: |
          echo "🔍 检查 Notion API 连通性..."
          if [ -z "$NOTION_TOKEN" ]; then
            echo "notion_status=no_token" >> "$GITHUB_OUTPUT"
            echo "⚠️  NOTION_TOKEN 未配置"
          else
            HTTP_CODE=$(curl -s -o /dev/null -w "%{http_code}" \
              -H "Authorization: Bearer $NOTION_TOKEN" \
              -H "Notion-Version: 2022-06-28" \
              https://api.notion.com/v1/users/me 2>/dev/null || echo "000")
            echo "notion_http_code=$HTTP_CODE" >> "$GITHUB_OUTPUT"
            if [ "$HTTP_CODE" = "200" ]; then
              echo "notion_status=connected" >> "$GITHUB_OUTPUT"
              echo "✅ Notion API 连通"
            else
              echo "notion_status=error" >> "$GITHUB_OUTPUT"
              echo "⚠️  Notion API 返回 HTTP $HTTP_CODE"
            fi
          fi

      # ── Step 4: 更新 system-health.json ──
      - name: 更新 system-health.json
        run: node scripts/generate-system-health.js

      # ── Step 5: 提交更新 ──
      - name: 提交巡检结果
        run: |
          git config user.name "铸渊 Maintenance Agent"
          git config user.email "actions@guanghulab.com"
          git add brain/system-health.json
          if git diff --cached --quiet; then
            echo "📌 无变更需要提交"
          else
            git commit -m "🔧 Daily Maintenance: 更新 system-health.json [skip ci]"
            git push
            echo "✅ 已提交 system-health.json 更新"
          fi

      # ── Step 6: 向 Notion 回报巡检结果 ──
      - name: 向 Notion 回报巡检结果
        if: ${{ secrets.NOTION_TOKEN != '' && secrets.SYSLOG_DB_ID != '' }}
        env:
          NOTION_TOKEN: ${{ secrets.NOTION_TOKEN }}
          SYSLOG_DB_ID: ${{ secrets.SYSLOG_DB_ID }}
        run: |
          echo "📡 向 Notion 跨平台信号日志回报..."
          TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%S.000Z")
          BRAIN_STATUS="${{ steps.brain_check.outputs.brain_status }}"
          FAILED_COUNT="${{ steps.workflow_check.outputs.failed_count }}"
          NOTION_STATUS="${{ steps.notion_check.outputs.notion_status }}"

          REPORT="Daily Maintenance Report | brain: ${BRAIN_STATUS} | failed_workflows: ${FAILED_COUNT} | notion: ${NOTION_STATUS}"

          curl -s -X POST "https://api.notion.com/v1/pages" \
            -H "Authorization: Bearer $NOTION_TOKEN" \
            -H "Content-Type: application/json" \
            -H "Notion-Version: 2022-06-28" \
            -d "{
              \"parent\": { \"database_id\": \"$SYSLOG_DB_ID\" },
              \"properties\": {
                \"标题\": {
                  \"title\": [{ \"text\": { \"content\": \"Daily Maintenance · $(date +%Y-%m-%d)\" } }]
                },
                \"状态\": { \"select\": { \"name\": \"已处理\" } },
                \"类型\": { \"select\": { \"name\": \"巡检\" } }
              },
              \"children\": [{
                \"object\": \"block\",
                \"type\": \"paragraph\",
                \"paragraph\": {
                  \"rich_text\": [{ \"text\": { \"content\": \"$REPORT\" } }]
                }
              }]
            }" 2>&1 | tail -1
          echo "✅ Notion 回报请求已发送"