{
"nodes": [
{
"name": "On clicking 'execute'",
"type": "n8n-nodes-base.manualTrigger",
"position": [
400,
520
],
"parameters": [],
"typeVersion": 1
},
{
"name": "Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
1500,
360
],
"parameters": {
"width": 780,
"height": 360,
"content": "## 2. Wait for an external event\nUse this operation when an external step is needed in order to continue with the rest of the workflow.\nFor example - a workflow sends a purchase approval link to the merchant (using Gmail, Slack etc..) and waits for the merchant to click on it before continuing with the rest of the steps.\n\nIn this example, the `Customer Messenger` node mimics the email or messaging node.\n"
},
"typeVersion": 1
},
{
"name": "Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
200,
380
],
"parameters": {
"width": 300,
"height": 120,
"content": "### Click the `Execute Workflow` button and double click on the nodes to see the input and output items."
},
"typeVersion": 1
},
{
"name": "Create approval URL",
"type": "n8n-nodes-base.set",
"position": [
1540,
520
],
"parameters": {
"values": {
"string": [
{
"name": "URL",
"value": "={{$resumeWebhookUrl}}?name=nathan"
}
]
},
"options": [],
"keepOnlySet": true
},
"typeVersion": 1
},
{
"name": "Wait for external approval",
"type": "n8n-nodes-base.wait",
"position": [
1940,
520
],
"webhookId": "0bcafff8-9fc1-4415-95b1-00746bb1304d",
"parameters": {
"resume": "webhook",
"options": []
},
"typeVersion": 1
},
{
"name": "Rest of the workflow placeholder",
"type": "n8n-nodes-base.noOp",
"position": [
2140,
520
],
"parameters": [],
"typeVersion": 1
},
{
"name": "Customer Datastore",
"type": "n8n-nodes-base.n8nTrainingCustomerDatastore",
"position": [
580,
520
],
"parameters": {
"operation": "getAllPeople",
"returnAll": true
},
"typeVersion": 1
},
{
"name": "SplitInBatches",
"type": "n8n-nodes-base.splitInBatches",
"position": [
760,
520
],
"parameters": {
"options": [],
"batchSize": 1
},
"typeVersion": 1
},
{
"name": "Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
540,
360
],
"parameters": {
"width": 900,
"height": 360,
"content": "## 1. Rate Limiting \nSometimes you need to slow down how often you are contacting a service.\n\nIn this example, `Customer Datastore` node simulates the big batches of requests coming at once, the `SplitInBatches` node handles each one individually in a loop, and the `Wait` node creates a 2 second delay between each message to a customer."
},
"typeVersion": 1
},
{
"name": "Wait for time interval",
"type": "n8n-nodes-base.wait",
"position": [
920,
520
],
"webhookId": "2b72e9d7-75b7-4ef5-87e7-2bfdfdbaa20f",
"parameters": {
"unit": "seconds",
"amount": 2
},
"typeVersion": 1
},
{
"name": "If - Are we Finished?",
"type": "n8n-nodes-base.if",
"position": [
1280,
520
],
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{$node[\"SplitInBatches\"].context[\"noItemsLeft\"]}}",
"value2": true
}
]
}
},
"typeVersion": 1
},
{
"name": "Customer Messenger - Send URL to merchant",
"type": "n8n-nodes-base.n8nTrainingCustomerMessenger",
"position": [
1740,
520
],
"parameters": {
"message": "={{$json[\"URL\"]}}",
"customerId": "1"
},
"typeVersion": 1
},
{
"name": "Customer Messenger - Send message to client",
"type": "n8n-nodes-base.n8nTrainingCustomerMessenger",
"position": [
1100,
520
],
"parameters": {
"message": "=\nHi {{$node[\"Customer Datastore\"].json[\"name\"]}}\nThis message was sent at {{$now.toLocaleString(DateTime.TIME_WITH_SECONDS)}}",
"customerId": "={{$node[\"Customer Datastore\"].json[\"id\"]}}"
},
"typeVersion": 1
}
],
"connections": {
"SplitInBatches": {
"main": [
[
{
"node": "Wait for time interval",
"type": "main",
"index": 0
}
]
]
},
"Customer Datastore": {
"main": [
[
{
"node": "SplitInBatches",
"type": "main",
"index": 0
}
]
]
},
"Create approval URL": {
"main": [
[
{
"node": "Customer Messenger - Send URL to merchant",
"type": "main",
"index": 0
}
]
]
},
"If - Are we Finished?": {
"main": [
[
{
"node": "Create approval URL",
"type": "main",
"index": 0
}
],
[
{
"node": "SplitInBatches",
"type": "main",
"index": 0
}
]
]
},
"On clicking 'execute'": {
"main": [
[
{
"node": "Customer Datastore",
"type": "main",
"index": 0
}
]
]
},
"Wait for time interval": {
"main": [
[
{
"node": "Customer Messenger - Send message to client",
"type": "main",
"index": 0
}
]
]
},
"Wait for external approval": {
"main": [
[
{
"node": "Rest of the workflow placeholder",
"type": "main",
"index": 0
}
]
]
},
"Customer Messenger - Send URL to merchant": {
"main": [
[
{
"node": "Wait for external approval",
"type": "main",
"index": 0
}
]
]
},
"Customer Messenger - Send message to client": {
"main": [
[
{
"node": "If - Are we Finished?",
"type": "main",
"index": 0
}
]
]
}
}
}
