{
  "name": "메일 처리 파이프라인",
  "nodes": [
    {
      "parameters": {
        "mailbox": "INBOX",
        "postProcessAction": "read",
        "options": {
          "customEmailConfig": "{ \"host\": \"{{$env.IMAP_HOST || '192.168.1.227'}}\", \"port\": {{$env.IMAP_PORT || 993}}, \"secure\": true, \"auth\": { \"user\": \"{{$env.IMAP_USER}}\", \"pass\": \"{{$env.IMAP_PASSWORD}}\" } }"
        },
        "pollTimes": {
          "item": [
            {
              "mode": "everyX",
              "value": 15,
              "unit": "minutes"
            }
          ]
        }
      },
      "id": "m1000001-0000-0000-0000-000000000001",
      "name": "IMAP Trigger",
      "type": "n8n-nodes-base.imapEmail",
      "typeVersion": 2,
      "position": [0, 300]
    },
    {
      "parameters": {
        "jsCode": "const items = $input.all();\nconst results = [];\nfor (const item of items) {\n  const j = item.json;\n  const from = j.from?.text || j.from || '';\n  const subject = (j.subject || '').substring(0, 500);\n  const body = (j.text || j.textPlain || j.html || '').substring(0, 5000)\n    .replace(/<[^>]*>/g, '').replace(/\\s+/g, ' ').trim();\n  const mailDate = j.date || new Date().toISOString();\n  results.push({ json: { from, subject, body, mailDate, messageId: j.messageId || '' } });\n}\nreturn results;"
      },
      "id": "m1000001-0000-0000-0000-000000000002",
      "name": "Parse Mail",
      "type": "n8n-nodes-base.code",
      "typeVersion": 1,
      "position": [220, 300]
    },
    {
      "parameters": {
        "jsCode": "function httpPost(url, body, { timeout = 15000, headers = {} } = {}) {\n  return new Promise((resolve, reject) => {\n    const data = JSON.stringify(body);\n    const u = require('url').parse(url);\n    const mod = require(u.protocol === 'https:' ? 'https' : 'http');\n    const req = mod.request({\n      hostname: u.hostname, port: u.port, path: u.path,\n      method: 'POST',\n      headers: { 'Content-Type': 'application/json', 'Content-Length': Buffer.byteLength(data), ...headers }\n    }, (res) => {\n      let body = '';\n      res.on('data', c => body += c);\n      res.on('end', () => {\n        if (res.statusCode >= 400) return reject(new Error(url + ' \\u2192 ' + res.statusCode + ': ' + body.slice(0, 200)));\n        try { resolve(JSON.parse(body)); } catch(e) { reject(new Error('JSON parse error: ' + body.slice(0, 200))); }\n      });\n    });\n    req.on('error', reject);\n    req.setTimeout(timeout, () => { req.destroy(); reject(new Error(url + ' \\u2192 timeout after ' + timeout + 'ms')); });\n    req.write(data);\n    req.end();\n  });\n}\n\nconst item = $input.first().json;\nconst prompt = `메일을 분류하고 요약하세요. JSON만 출력.\n\n{\n  \"summary\": \"한국어 2~3문장 요약\",\n  \"label\": \"업무|개인|광고|알림\",\n  \"has_events\": true/false,\n  \"has_tasks\": true/false\n}\n\n보낸 사람: ${item.from}\n제목: ${item.subject}\n본문: ${item.body.substring(0, 3000)}`;\n\ntry {\n  const r = await httpPost(`${$env.GPU_OLLAMA_URL}/api/generate`,\n    { model: 'qwen3.5:9b-q8_0', prompt, stream: false, format: 'json', think: false },\n    { timeout: 15000 }\n  );\n  const cls = JSON.parse(r.response);\n  return [{ json: { ...item, summary: cls.summary || item.subject, label: cls.label || '알림', has_events: cls.has_events || false, has_tasks: cls.has_tasks || false } }];\n} catch(e) {\n  return [{ json: { ...item, summary: item.subject, label: '알림', has_events: false, has_tasks: false } }];\n}"
      },
      "id": "m1000001-0000-0000-0000-000000000003",
      "name": "Summarize & Classify",
      "type": "n8n-nodes-base.code",
      "typeVersion": 1,
      "position": [440, 300]
    },
    {
      "parameters": {
        "operation": "executeQuery",
        "query": "=INSERT INTO mail_logs (from_address,subject,summary,label,has_events,has_tasks,mail_date) VALUES ('{{ ($json.from||'').replace(/'/g,\"''\").substring(0,255) }}','{{ ($json.subject||'').replace(/'/g,\"''\").substring(0,500) }}','{{ ($json.summary||'').replace(/'/g,\"''\").substring(0,2000) }}','{{ $json.label }}',{{ $json.has_events }},{{ $json.has_tasks }},'{{ $json.mailDate }}')",
        "options": {}
      },
      "id": "m1000001-0000-0000-0000-000000000004",
      "name": "Save to mail_logs",
      "type": "n8n-nodes-base.postgres",
      "typeVersion": 2.5,
      "position": [660, 300],
      "credentials": {
        "postgres": {
          "id": "KaxU8iKtraFfsrTF",
          "name": "bot-postgres"
        }
      }
    },
    {
      "parameters": {
        "jsCode": "function httpPost(url, body, { timeout = 15000, headers = {} } = {}) {\n  return new Promise((resolve, reject) => {\n    const data = JSON.stringify(body);\n    const u = require('url').parse(url);\n    const mod = require(u.protocol === 'https:' ? 'https' : 'http');\n    const req = mod.request({\n      hostname: u.hostname, port: u.port, path: u.path,\n      method: 'POST',\n      headers: { 'Content-Type': 'application/json', 'Content-Length': Buffer.byteLength(data), ...headers }\n    }, (res) => {\n      let body = '';\n      res.on('data', c => body += c);\n      res.on('end', () => {\n        if (res.statusCode >= 400) return reject(new Error(url + ' \\u2192 ' + res.statusCode + ': ' + body.slice(0, 200)));\n        try { resolve(JSON.parse(body)); } catch(e) { reject(new Error('JSON parse error: ' + body.slice(0, 200))); }\n      });\n    });\n    req.on('error', reject);\n    req.setTimeout(timeout, () => { req.destroy(); reject(new Error(url + ' \\u2192 timeout after ' + timeout + 'ms')); });\n    req.write(data);\n    req.end();\n  });\n}\n\nfunction httpPut(url, body, { timeout = 10000, headers = {} } = {}) {\n  return new Promise((resolve, reject) => {\n    const data = JSON.stringify(body);\n    const u = require('url').parse(url);\n    const mod = require(u.protocol === 'https:' ? 'https' : 'http');\n    const req = mod.request({\n      hostname: u.hostname, port: u.port, path: u.path,\n      method: 'PUT',\n      headers: { 'Content-Type': 'application/json', 'Content-Length': Buffer.byteLength(data), ...headers }\n    }, (res) => {\n      let body = '';\n      res.on('data', c => body += c);\n      res.on('end', () => {\n        if (res.statusCode >= 400) return reject(new Error(url + ' \\u2192 ' + res.statusCode + ': ' + body.slice(0, 200)));\n        try { resolve(JSON.parse(body)); } catch(e) { reject(new Error('JSON parse error: ' + body.slice(0, 200))); }\n      });\n    });\n    req.on('error', reject);\n    req.setTimeout(timeout, () => { req.destroy(); reject(new Error(url + ' \\u2192 timeout after ' + timeout + 'ms')); });\n    req.write(data);\n    req.end();\n  });\n}\n\nconst item = $input.first().json;\nconst embText = `${item.subject} ${item.summary}`;\n\ntry {\n  const emb = await httpPost(`${$env.LOCAL_OLLAMA_URL}/api/embeddings`, { model: 'bge-m3', prompt: embText });\n  if (emb.embedding) {\n    const qdrantUrl = $env.QDRANT_URL || 'http://host.docker.internal:6333';\n    await httpPut(`${qdrantUrl}/collections/documents/points`, { points: [{ id: Date.now(), vector: emb.embedding, payload: {\n      text: embText, source: 'mail', from_address: item.from,\n      mail_date: item.mailDate, label: item.label,\n      created_at: new Date().toISOString()\n    }}]});\n  }\n} catch(e) {}\n\n// DEVONthink 저장 (graceful)\ntry {\n  const dtUrl = $env.DEVONTHINK_BRIDGE_URL || 'http://host.docker.internal:8093';\n  await httpPost(`${dtUrl}/save`, {\n    title: item.subject, content: item.summary,\n    type: 'markdown', tags: ['mail', item.label]\n  }, { timeout: 5000 });\n} catch(e) {}\n\nreturn [{ json: { ...item, embedded: true } }];"
      },
      "id": "m1000001-0000-0000-0000-000000000005",
      "name": "Embed & Save",
      "type": "n8n-nodes-base.code",
      "typeVersion": 1,
      "position": [880, 300]
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict"
          },
          "conditions": [
            {
              "id": "important-check",
              "leftValue": "={{ $json.label }}",
              "rightValue": "업무",
              "operator": {
                "type": "string",
                "operation": "equals"
              }
            },
            {
              "id": "tasks-check",
              "leftValue": "={{ $json.has_tasks }}",
              "rightValue": true,
              "operator": {
                "type": "boolean",
                "operation": "true"
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      },
      "id": "m1000001-0000-0000-0000-000000000006",
      "name": "Is Important?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2.2,
      "position": [1100, 300]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.SYNOLOGY_CHAT_WEBHOOK_URL }}",
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={ \"text\": {{ JSON.stringify('[메일 알림] ' + $json.from + ': ' + $json.subject + '\\n' + $json.summary) }} }",
        "options": {
          "timeout": 10000
        }
      },
      "id": "m1000001-0000-0000-0000-000000000007",
      "name": "Notify Chat",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [1320, 200]
    }
  ],
  "connections": {
    "IMAP Trigger": {
      "main": [
        [
          {
            "node": "Parse Mail",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse Mail": {
      "main": [
        [
          {
            "node": "Summarize & Classify",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Summarize & Classify": {
      "main": [
        [
          {
            "node": "Save to mail_logs",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Save to mail_logs": {
      "main": [
        [
          {
            "node": "Embed & Save",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Embed & Save": {
      "main": [
        [
          {
            "node": "Is Important?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Is Important?": {
      "main": [
        [
          {
            "node": "Notify Chat",
            "type": "main",
            "index": 0
          }
        ],
        []
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}