{
  "nodes": [
    {
      "name": "Github Trigger",
      "type": "n8n-nodes-base.githubTrigger",
      "position": [
        500,
        350
      ],
      "parameters": {
        "authentication": "accessToken",
        "owner": {
          "__rl": true,
          "mode": "name",
          "value": "your-github-owner"
        },
        "repository": {
          "__rl": true,
          "mode": "name",
          "value": "your-github-repo"
        },
        "events": [
          "star"
        ],
        "options": {}
      },
      "typeVersion": 1,
      "id": "github-star-slack-alert-0"
    },
    {
      "name": "IF",
      "type": "n8n-nodes-base.if",
      "position": [
        920,
        350
      ],
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{ $json.action }}",
              "value2": "created",
              "operation": "equal"
            }
          ]
        },
        "combineOperation": "all"
      },
      "typeVersion": 1,
      "id": "github-star-slack-alert-1"
    },
    {
      "name": "Slack - Add",
      "type": "n8n-nodes-base.slack",
      "position": [
        1140,
        230
      ],
      "parameters": {
        "authentication": "accessToken",
        "resource": "message",
        "operation": "post",
        "channel": "YOUR_SLACK_CHANNEL_ID",
        "text": "={{ $json.text }}",
        "jsonParameters": false,
        "attachments": "={{ $json.attachments }}",
        "blocksUi": {
          "blocksValues": []
        },
        "otherOptions": {
          "sendAsUser": ""
        }
      },
      "typeVersion": 1,
      "id": "github-star-slack-alert-2"
    },
    {
      "name": "Slack - Remove",
      "type": "n8n-nodes-base.slack",
      "position": [
        1140,
        470
      ],
      "parameters": {
        "authentication": "accessToken",
        "resource": "message",
        "operation": "post",
        "channel": "YOUR_SLACK_CHANNEL_ID",
        "text": "={{ $json.text }}",
        "jsonParameters": false,
        "attachments": "={{ $json.attachments }}",
        "blocksUi": {
          "blocksValues": []
        },
        "otherOptions": {
          "sendAsUser": ""
        }
      },
      "typeVersion": 1,
      "id": "github-star-slack-alert-3"
    },
    {
      "id": "github-star-slack-alert-format",
      "name": "Format added or removed star",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        700,
        350
      ],
      "parameters": {
        "mode": "runOnceForEachItem",
        "jsCode": "const format = function starMessage({ body }) {\n  const isHttpLink = (value) => {\n    const parts = typeof value === 'string' && /^https?:\\/\\/(\\[[0-9a-f:.]+\\]|[^\\s/\\\\?#@:%\\[\\]<>\"`]+)(?::(\\d{1,5}))?(?:[/?#][^\\s\\\\]*)?$/i.exec(value);\n    return Boolean(parts && !/[\\u0000-\\u0020\\u007f]/.test(value) && (!parts[2] || Number(parts[2]) <= 65535));\n  };\n  if (!['created', 'deleted'].includes(body.action)) throw new Error('Expected a GitHub star created or deleted action');\n  const total = body.repository?.stargazers_count, sender = body.sender;\n  if (!Number.isSafeInteger(total) || total < 0 || !sender || typeof sender.login !== 'string' || !sender.login) throw new Error('GitHub star event is missing its count or sender');\n  for (const field of ['avatar_url', 'html_url']) {\n    if (typeof sender[field] !== 'string') throw new Error('GitHub sender is missing ' + field);\n    if (!isHttpLink(sender[field])) throw new Error('GitHub sender URLs must use HTTP(S) without credentials');\n  }\n  const escape = (text) => text.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');\n  const added = body.action === 'created';\n  const title = (added ? 'Got new star from: ' : 'Star got removed by: ') + escape(sender.login);\n  const message = 'The project has now: ' + total + ' Stars';\n  return { action: body.action, text: title + '\\n' + message, attachments: [{ color: added ? '#88FF00' : '#ff0000', fallback: title + '. ' + message, title, title_link: sender.html_url, image_url: sender.avatar_url, text: message }] };\n}\n\nreturn {json:format({body:$json.body})};"
      }
    }
  ],
  "connections": {
    "Github Trigger": {
      "main": [
        [
          {
            "node": "Format added or removed star",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Format added or removed star": {
      "main": [
        [
          {
            "node": "IF",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "IF": {
      "main": [
        [
          {
            "node": "Slack - Add",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Slack - Remove",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "name": "GitHub Star Alerts in Slack",
  "settings": {
    "executionOrder": "v1"
  },
  "active": false,
  "pinData": {}
}