This workflow follows the HTTP Request → Slack recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "Slack \u2192 Halleluja OS Aufgabe",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "halleluja-aufgabe",
"responseMode": "lastNode",
"options": {}
},
"id": "wh-aufgabe",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
250,
300
]
},
{
"parameters": {
"jsCode": "// Slack slash command: /aufgabe [Titel] [@Person] [P1/P2/P3] [bis DD.MM]\nconst text = $json.body.text || '';\nconst senderSlackId = $json.body.user_id || '';\n\n// Prio extrahieren\nlet prio = null;\nconst prioMatch = text.match(/\\b(P[123])\\b/i);\nif (prioMatch) prio = prioMatch[1].toUpperCase();\n\n// Deadline extrahieren (bis DD.MM oder bis DD.MM.YYYY)\nlet dl = null;\nconst dlMatch = text.match(/bis\\s+(\\d{1,2})\\.(\\d{1,2})(?:\\.(\\d{2,4}))?/i);\nif (dlMatch) {\n const d = dlMatch[1].padStart(2,'0');\n const m = dlMatch[2].padStart(2,'0');\n const y = dlMatch[3] ? (dlMatch[3].length===2 ? '20'+dlMatch[3] : dlMatch[3]) : new Date().getFullYear().toString();\n dl = y + '-' + m + '-' + d;\n}\n\n// @Person extrahieren (Slack: <@U12345> oder <@U12345|name>)\nlet targetSlackId = null;\nconst mentionMatch = text.match(/<@(U[A-Z0-9]+)(?:\\|[^>]*)?>/i);\nif (mentionMatch) targetSlackId = mentionMatch[1];\n\n// Titel = Rest\nlet titel = text\n .replace(/<@U[A-Z0-9]+(?:\\|[^>]*)?>/gi, '')\n .replace(/\\bP[123]\\b/gi, '')\n .replace(/bis\\s+\\d{1,2}\\.\\d{1,2}(?:\\.\\d{2,4})?/gi, '')\n .replace(/\\s+/g, ' ')\n .trim();\n\nreturn {\n titel,\n prio,\n dl,\n senderSlackId,\n targetSlackId: targetSlackId || null,\n hasTitel: !!titel\n};"
},
"id": "parse",
"name": "Parse Command",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
480,
300
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "has-titel",
"leftValue": "={{ $json.hasTitel }}",
"rightValue": true,
"operator": {
"type": "boolean",
"operation": "equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "if-titel",
"name": "Hat Titel?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
700,
300
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "\u274c Bitte einen Titel angeben.\nBeispiel: `/aufgabe Website updaten @Christina P1`"
},
"id": "err-kein-titel",
"name": "Fehler: Kein Titel",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
920,
480
]
},
{
"parameters": {
"method": "GET",
"url": "https://zkxeuphsbufdvskkuahk.supabase.co/rest/v1/personen",
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "select",
"value": "id,name,slack_id,stufe"
},
{
"name": "slack_id",
"value": "=eq.{{ $json.senderSlackId }}"
}
]
},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "apikey",
"value": "sb_publishable_41EMxtYZYsYL5KR1KS_RrA_1mV1SRAL"
},
{
"name": "Authorization",
"value": "<redacted-credential>"
}
]
},
"options": {}
},
"id": "get-sender",
"name": "Sender holen",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
920,
160
]
},
{
"parameters": {
"jsCode": "const parsed = $('Parse Command').first().json;\nconst senderArr = $('Sender holen').first().json;\n\n// Sender ist ein Array (Supabase gibt Array zur\u00fcck)\nconst sender = Array.isArray(senderArr) ? senderArr[0] : senderArr;\n\nif (!sender || !sender.id) {\n return { error: true, message: '\u274c Dein Slack-Account ist nicht mit Halleluja OS verkn\u00fcpft.\\nBitte deine Slack-ID in der App unter Team \u2192 Bearbeiten eintragen.' };\n}\n\n// Target bestimmen\nlet targetSlackId = parsed.targetSlackId || parsed.senderSlackId;\n\nreturn {\n senderId: sender.id,\n senderName: sender.name,\n targetSlackId,\n titel: parsed.titel,\n prio: parsed.prio,\n dl: parsed.dl,\n isSelf: !parsed.targetSlackId,\n error: false\n};"
},
"id": "check-sender",
"name": "Check Sender",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1140,
160
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "no-error",
"leftValue": "={{ $json.error }}",
"rightValue": false,
"operator": {
"type": "boolean",
"operation": "equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "if-sender-ok",
"name": "Sender OK?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
1360,
160
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "={{ $json.message }}"
},
"id": "err-sender",
"name": "Fehler: Sender",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
1580,
340
]
},
{
"parameters": {
"method": "GET",
"url": "https://zkxeuphsbufdvskkuahk.supabase.co/rest/v1/personen",
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "select",
"value": "id,name,slack_id"
},
{
"name": "slack_id",
"value": "=eq.{{ $json.targetSlackId }}"
}
]
},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "apikey",
"value": "sb_publishable_41EMxtYZYsYL5KR1KS_RrA_1mV1SRAL"
},
{
"name": "Authorization",
"value": "<redacted-credential>"
}
]
},
"options": {}
},
"id": "get-target",
"name": "Target holen",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1580,
40
]
},
{
"parameters": {
"jsCode": "const prev = $('Check Sender').first().json;\nconst targetArr = $('Target holen').first().json;\nconst target = Array.isArray(targetArr) ? targetArr[0] : targetArr;\n\nif (!target || !target.id) {\n return {\n error: true,\n message: '\u274c Person nicht gefunden. Ist die Slack-ID in Halleluja OS eingetragen?'\n };\n}\n\nconst isAndere = prev.senderId !== target.id;\nconst now = Date.now();\n\nconst aufgabe = {\n id: 'a' + now,\n pid: target.id,\n titel: prev.titel,\n typ: 'operativ',\n status: isAndere ? 'zugewiesen' : (prev.prio ? 'backlog' : 'neu'),\n prio: prev.prio || null,\n ziel_id: null,\n teilziel_id: null,\n geplant: 1,\n gebucht: 0,\n dl: prev.dl || null,\n dl_type: prev.dl ? 'bis' : null,\n ua: [],\n notiz: null,\n akt_seit: null,\n vertraulich: false,\n recurring: null,\n erstellt_von: prev.senderId\n};\n\n// Best\u00e4tigungstext\nlet confirm = '\u2705 *Aufgabe angelegt:* ' + prev.titel;\nif (prev.prio) confirm += ' \u00b7 ' + prev.prio;\nif (prev.dl) confirm += ' \u00b7 bis ' + prev.dl.split('-').reverse().join('.');\nconfirm += ' \u00b7 f\u00fcr ' + target.name;\nif (isAndere) confirm += ' _(wird benachrichtigt)_';\n\nreturn { aufgabe, confirm, error: false, isAndere, targetSlackId: target.slack_id, targetName: target.name, senderName: prev.senderName, titel: prev.titel, prio: prev.prio, dl: prev.dl };"
},
"id": "build-aufgabe",
"name": "Aufgabe bauen",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1800,
40
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "no-error2",
"leftValue": "={{ $json.error }}",
"rightValue": false,
"operator": {
"type": "boolean",
"operation": "equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "if-target-ok",
"name": "Target OK?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
2020,
40
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "={{ $json.message }}"
},
"id": "err-target",
"name": "Fehler: Target",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
2240,
220
]
},
{
"parameters": {
"method": "POST",
"url": "https://zkxeuphsbufdvskkuahk.supabase.co/rest/v1/aufgaben",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "apikey",
"value": "sb_publishable_41EMxtYZYsYL5KR1KS_RrA_1mV1SRAL"
},
{
"name": "Authorization",
"value": "<redacted-credential>"
},
{
"name": "Content-Type",
"value": "application/json"
},
{
"name": "Prefer",
"value": "return=minimal"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ JSON.stringify($json.aufgabe) }}",
"options": {}
},
"id": "insert-aufgabe",
"name": "In Supabase speichern",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
2240,
-60
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "={{ $('Aufgabe bauen').first().json.confirm }}"
},
"id": "success-response",
"name": "Erfolg!",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
2460,
-60
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "is-andere",
"leftValue": "={{ $('Aufgabe bauen').first().json.isAndere }}",
"rightValue": true,
"operator": {
"type": "boolean",
"operation": "equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "if-notify",
"name": "Andere Person?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
2460,
120
]
},
{
"parameters": {
"select": "channel",
"channelId": {
"__rl": true,
"mode": "id",
"value": "={{ $('Aufgabe bauen').first().json.targetSlackId }}"
},
"text": "={{ '\ud83d\udccb *Neue Aufgabe von ' + $('Aufgabe bauen').first().json.senderName + '*\\n\\n*' + $('Aufgabe bauen').first().json.titel + '*' + ($('Aufgabe bauen').first().json.prio ? '\\nPriorit\u00e4t: ' + $('Aufgabe bauen').first().json.prio : '') + ($('Aufgabe bauen').first().json.dl ? '\\nDeadline: ' + $('Aufgabe bauen').first().json.dl : '') }}",
"otherOptions": {}
},
"id": "slack-notify-target",
"name": "DM an Person",
"type": "n8n-nodes-base.slack",
"typeVersion": 2.2,
"position": [
2680,
40
],
"credentials": {
"slackApi": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "Parse Command",
"type": "main",
"index": 0
}
]
]
},
"Parse Command": {
"main": [
[
{
"node": "Hat Titel?",
"type": "main",
"index": 0
}
]
]
},
"Hat Titel?": {
"main": [
[
{
"node": "Sender holen",
"type": "main",
"index": 0
}
],
[
{
"node": "Fehler: Kein Titel",
"type": "main",
"index": 0
}
]
]
},
"Sender holen": {
"main": [
[
{
"node": "Check Sender",
"type": "main",
"index": 0
}
]
]
},
"Check Sender": {
"main": [
[
{
"node": "Sender OK?",
"type": "main",
"index": 0
}
]
]
},
"Sender OK?": {
"main": [
[
{
"node": "Target holen",
"type": "main",
"index": 0
}
],
[
{
"node": "Fehler: Sender",
"type": "main",
"index": 0
}
]
]
},
"Target holen": {
"main": [
[
{
"node": "Aufgabe bauen",
"type": "main",
"index": 0
}
]
]
},
"Aufgabe bauen": {
"main": [
[
{
"node": "Target OK?",
"type": "main",
"index": 0
}
]
]
},
"Target OK?": {
"main": [
[
{
"node": "In Supabase speichern",
"type": "main",
"index": 0
},
{
"node": "Andere Person?",
"type": "main",
"index": 0
}
],
[
{
"node": "Fehler: Target",
"type": "main",
"index": 0
}
]
]
},
"In Supabase speichern": {
"main": [
[
{
"node": "Erfolg!",
"type": "main",
"index": 0
}
]
]
},
"Andere Person?": {
"main": [
[
{
"node": "DM an Person",
"type": "main",
"index": 0
}
],
[]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
slackApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
Slack → Halleluja OS Aufgabe. Uses httpRequest, slack. Webhook trigger; 16 nodes.
Source: https://github.com/ludwig-a11y/halleluja-os/blob/9fed72ef122c3ff526da0c2399ba00bad937f855/n8n-slack-aufgabe-workflow.json — original creator credit. Request a take-down →
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