105-alert-repeat-ping-cron.json

{
  "name": "105 — Alert Repeat-Ping Cron (T2 @ 60min unacked → re-broadcast у топік з [⚠ REPEAT] prefix + snooze keyboard)",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "*/15 * * * *"
            }
          ]
        }
      },
      "id": "cron-15min",
      "name": "Cron */15min",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1.2,
      "position": [240, 300]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.PUBLIC_API_BASE_URL || 'https://api.invalid.local' }}/api/internal/alerts/pending",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "=Bearer {{ $env.INTERNAL_API_KEY }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"olderThanMinutes\": 60,\n  \"notYetRepeated\": true,\n  \"notSnoozed\": true,\n  \"limit\": 50\n}",
        "options": {
          "response": {
            "response": {
              "neverError": true,
              "fullResponse": false
            }
          }
        }
      },
      "id": "fetch-pending",
      "name": "POST /api/internal/alerts/pending",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [460, 300],
      "onError": "continueRegularOutput"
    },
    {
      "parameters": {
        "jsCode": "// Split the /alerts/pending response so downstream nodes run once per\n// alert. Server already filtered by `olderThanMinutes=60`,\n// `notYetRepeated=true`, `notSnoozed=true`. We keep all severities\n// (P0..P3) here — repeat-ping is a generic accountability mechanic,\n// not severity-gated. P0/P1 already saw T1 escalation 45 min ago via\n// WF-103, but they still need T2 noise in the topic to surface the\n// alert to operators who weren't paged.\nconst body = $input.first()?.json ?? {};\nconst alerts = Array.isArray(body.alerts) ? body.alerts : [];\nreturn alerts.map((a) => ({ json: a }));"
      },
      "id": "split-alerts",
      "name": "Split alerts",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [680, 300]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.PUBLIC_API_BASE_URL || 'https://api.invalid.local' }}/api/internal/alerts/repeat",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "=Bearer {{ $env.INTERNAL_API_KEY }}"
            },
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"alertId\": \"{{ $json.alert_id }}\"\n}",
        "options": {
          "response": {
            "response": {
              "neverError": true,
              "fullResponse": false
            }
          }
        }
      },
      "id": "post-repeat",
      "name": "POST /api/internal/alerts/repeat",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [900, 300],
      "onError": "continueRegularOutput"
    },
    {
      "parameters": {
        "jsCode": "// Build the [⚠ REPEAT] broadcast body. We re-post to the SAME topic as\n// the original alert (not founder DM — that's T1's job). Inline-keyboard\n// drops `investigating` (operator already knows it's pending) and adds\n// snooze 1h/4h so the operator can mute the next repeat-tick if they\n// are actively working on it.\n// `chatId` + `messageThreadId` come from the alert row's `metadata`,\n// which broadcast workflows populate via the standard `Build alert\n// payload` Code node (PR-2/PR-3/PR-4 wiring).\nconst alert = $('Split alerts').item.json;\nconst chatId = alert?.telegram_chat_id\n  || alert?.metadata?.tgChatId\n  || alert?.metadata?.chatId\n  || $env?.SERGEANT_ALERT_OPS_CHAT_ID;\nconst messageThreadId = alert?.metadata?.tgMessageThreadId\n  || alert?.metadata?.messageThreadId\n  || null;\nconst posted = alert?.posted_at ? new Date(alert.posted_at) : null;\nconst minutesSincePost = posted ? Math.round((Date.now() - posted.getTime()) / 60000) : null;\nconst minutesLabel = minutesSincePost === null ? '?' : `${minutesSincePost}хв`;\nconst summary = (alert?.summary || '').slice(0, 3500);\nconst text = [\n  `⚠ <b>REPEAT (${minutesLabel} без ack) — ${alert?.severity || 'P?'}</b>`,\n  '',\n  `<b>Topic:</b> ${alert?.topic || '—'}`,\n  `<b>Alert ID:</b> <code>${alert?.alert_id || '—'}</code>`,\n  '',\n  summary || '<i>(no summary)</i>',\n].join('\\n');\nconst inlineKeyboard = [\n  [\n    { text: '✅ Прочитав', callback_data: `ack:r:${alert?.alert_id}` },\n    { text: '🕐 Snooze 1h', callback_data: `snooze:1h:${alert?.alert_id}` },\n    { text: '🕓 Snooze 4h', callback_data: `snooze:4h:${alert?.alert_id}` },\n  ],\n];\nreturn [{ json: {\n  chatId,\n  messageThreadId,\n  text,\n  inlineKeyboard,\n  alertId: alert?.alert_id,\n} }];"
      },
      "id": "build-repeat",
      "name": "Build [REPEAT] message",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [1120, 300]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "=https://api.telegram.org/bot{{ $env.SERGEANT_ALERT_BOT_TOKEN }}/sendMessage",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"chat_id\": {{ Number($json.chatId) }},\n  \"text\": {{ JSON.stringify($json.text) }},\n  \"parse_mode\": \"HTML\",\n  \"reply_markup\": {\n    \"inline_keyboard\": {{ JSON.stringify($json.inlineKeyboard) }}\n  }{{ $json.messageThreadId ? ',\\n  \"message_thread_id\": ' + Number($json.messageThreadId) : '' }}\n}",
        "options": {
          "response": {
            "response": {
              "neverError": true,
              "fullResponse": false
            }
          }
        }
      },
      "id": "send-repeat",
      "name": "Telegram sendMessage [REPEAT]",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [1340, 300],
      "onError": "continueRegularOutput"
    }
  ],
  "connections": {
    "Cron */15min": {
      "main": [
        [
          {
            "node": "POST /api/internal/alerts/pending",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "POST /api/internal/alerts/pending": {
      "main": [
        [
          {
            "node": "Split alerts",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split alerts": {
      "main": [
        [
          {
            "node": "POST /api/internal/alerts/repeat",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "POST /api/internal/alerts/repeat": {
      "main": [
        [
          {
            "node": "Build [REPEAT] message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Build [REPEAT] message": {
      "main": [
        [
          {
            "node": "Telegram sendMessage [REPEAT]",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1",
    "timezone": "Europe/Kyiv",
    "errorWorkflow": "iC82EFJzqBny9kxI"
  },
  "active": false,
  "tags": [
    {
      "name": "sergeant"
    },
    {
      "name": "alerts"
    },
    {
      "name": "experimental"
    }
  ]
}