{
"meta": {
"instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9",
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "2a5a96c9-926c-447d-8244-db760e48a45f",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-180,
-140
],
"parameters": {
"content": "## Edit your own prompt \u2b07\ufe0f\n"
},
"typeVersion": 1
},
{
"id": "4c3a6b0b-2771-441d-8cb2-e17c07a92156",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1440,
-100
],
"parameters": {
"content": "## Filter comments and customize your trigger words \u2b07\ufe0f"
},
"typeVersion": 1
},
{
"id": "4f42b776-cc24-486c-889f-7c09522503ed",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1180,
-120
],
"parameters": {
"content": "## Replace your gitlab URL and token \u2b07\ufe0f"
},
"typeVersion": 1
},
{
"id": "b8859219-ce90-4940-8d9e-338c742def5e",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
140,
-140
],
"parameters": {
"content": "## Replace your gitlab URL and token \u2b07\ufe0f"
},
"typeVersion": 1
},
{
"id": "6be296f3-bd61-4644-825f-d96d591f229e",
"name": "Need Review",
"type": "n8n-nodes-base.if",
"position": [
-1440,
100
],
"parameters": {
"options": [],
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "617eb2c5-dd4b-4e28-b533-0c32ea6ca961",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.body.object_attributes.note }}",
"rightValue": "+0"
}
]
}
},
"typeVersion": 2.20000000000000017763568394002504646778106689453125
},
{
"id": "fe59eeab-03a1-4b36-97f2-bf04bf6e4b8d",
"name": "Get Changes",
"type": "n8n-nodes-base.httpRequest",
"position": [
-1180,
80
],
"parameters": {
"url": "=https:\/\/gitlab.com\/api\/v4\/projects\/{{ $json[\"body\"][\"project_id\"] }}\/merge_requests\/{{ $json[\"body\"][\"merge_request\"][\"iid\"] }}\/changes",
"options": [],
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "PRIVATE-TOKEN"
}
]
}
},
"typeVersion": 4.20000000000000017763568394002504646778106689453125
},
{
"id": "4fe2800c-1eb5-44c6-93bb-25285a015b1d",
"name": "Split Out",
"type": "n8n-nodes-base.splitOut",
"position": [
-1000,
80
],
"parameters": {
"options": [],
"fieldToSplitOut": "changes"
},
"typeVersion": 1
},
{
"id": "1838ffe7-a846-473b-9716-2714d527c727",
"name": "Skip File Changes",
"type": "n8n-nodes-base.if",
"position": [
-820,
80
],
"parameters": {
"options": [],
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "c6e1430b-84a7-47ce-8fe9-7b94da0f2d31",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
},
"leftValue": "={{ $json.renamed_file }}",
"rightValue": ""
},
{
"id": "bf6e9eb9-d72d-459c-a722-9614bab8842c",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
},
"leftValue": "={{ $json.deleted_file }}",
"rightValue": ""
},
{
"id": "501623a9-9515-4034-bb13-a5a6a4f924eb",
"operator": {
"type": "string",
"operation": "startsWith"
},
"leftValue": "={{ $json.diff }}",
"rightValue": "@@"
}
]
}
},
"typeVersion": 2.20000000000000017763568394002504646778106689453125
},
{
"id": "6215ecd2-55ad-4652-8c1f-f08713fdc237",
"name": "Parse Last Diff Line",
"type": "n8n-nodes-base.code",
"position": [
-560,
-120
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "const parseLastDiff = (gitDiff) => {\n gitDiff = gitDiff.replace(\/\\n\\\\ No newline at end of file\/, '')\n \n const diffList = gitDiff.trimEnd().split('\\n').reverse();\n const lastLineFirstChar = diffList?.[0]?.[0];\n const lastDiff =\n diffList.find((item) => {\n return \/^@@ \\-\\d+,\\d+ \\+\\d+,\\d+ @@\/g.test(item);\n }) || '';\n\n const [lastOldLineCount, lastNewLineCount] = lastDiff\n .replace(\/@@ \\-(\\d+),(\\d+) \\+(\\d+),(\\d+) @@.*\/g, ($0, $1, $2, $3, $4) => {\n return `${+$1 + +$2},${+$3 + +$4}`;\n })\n .split(',');\n \n if (!\/^\\d+$\/.test(lastOldLineCount) || !\/^\\d+$\/.test(lastNewLineCount)) {\n return {\n lastOldLine: -1,\n lastNewLine: -1,\n gitDiff,\n };\n }\n\n\n const lastOldLine = lastLineFirstChar === '+' ? null : (parseInt(lastOldLineCount) || 0) - 1;\n const lastNewLine = lastLineFirstChar === '-' ? null : (parseInt(lastNewLineCount) || 0) - 1;\n\n return {\n lastOldLine,\n lastNewLine,\n gitDiff,\n };\n};\n\nreturn parseLastDiff($input.item.json.diff)\n"
},
"typeVersion": 2
},
{
"id": "bb3d6be0-7e85-4c2e-840a-090a36b48236",
"name": "Basic LLM Chain",
"type": "@n8n\/n8n-nodes-langchain.chainLlm",
"position": [
-180,
60
],
"parameters": {
"text": "=File path\uff1a{{ $('Skip File Changes').item.json.new_path }}\n\n```Original code\n {{ $json.originalCode }}\n```\nchange to\n```New code\n {{ $json.newCode }}\n```\nPlease review the code changes in this section:",
"messages": {
"messageValues": [
{
"message": "# Overview:| You are a senior programming expert Bot, responsible for reviewing code changes and providing review recommendations. At the beginning of the suggestion, it is necessary to clearly make a decision to \"reject\" or \"accept\" the code change, and rate the change in the format \"Change Score: Actual Score\", with a score range of 0-100 points. Then, point out the existing problems in concise language and a stern tone. If you feel it is necessary, you can directly provide the modified content. Your review proposal must use rigorous Markdown format."
}
]
},
"promptType": "define"
},
"typeVersion": 1.5
},
{
"id": "f3a6e8c6-eda1-4af1-bdd5-f3b56ef8c23b",
"name": "OpenAI Chat Model",
"type": "@n8n\/n8n-nodes-langchain.lmChatOpenAi",
"position": [
-180,
220
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": []
},
"credentials": {
"openAiApi": {
"id": "8gccIjcuf3gvaoEr",
"name": "OpenAi account"
}
},
"typeVersion": 1.1999999999999999555910790149937383830547332763671875
},
{
"id": "796b0d0f-320f-43ff-943a-0d15b73878c7",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"position": [
-1680,
100
],
"webhookId": "78214945-1731-46ca-a13f-132df9ee1d14",
"parameters": {
"path": "e21095c0-1876-4cd9-9e92-a2eac737f03e",
"options": [],
"httpMethod": "POST"
},
"typeVersion": 2
},
{
"id": "74a7dd0c-fc01-411c-8ea9-e43b45c376c2",
"name": "Code",
"type": "n8n-nodes-base.code",
"position": [
-360,
-120
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "\/\/ Loop over input items and add a new field called 'myNewField' to the JSON of each one\nvar diff = $input.item.json.gitDiff\n\nlet lines = diff.trimEnd().split('\\n');\n\nlet originalCode = '';\nlet newCode = '';\n\nlines.forEach(line => {\n console.log(line)\n if (line.startsWith('-')) {\n originalCode += line + \"\\n\";\n } else if (line.startsWith('+')) {\n newCode += line + \"\\n\";\n } else {\n originalCode += line + \"\\n\";\n newCode += line + \"\\n\";\n }\n});\n\nreturn {\n originalCode:originalCode,\n newCode:newCode\n};\n\n"
},
"typeVersion": 2
},
{
"id": "d55f0b8f-aac5-49e3-a5f1-9dd1a7c46254",
"name": "Post Discussions",
"type": "n8n-nodes-base.httpRequest",
"position": [
240,
60
],
"parameters": {
"url": "=https:\/\/gitlab.com\/api\/v4\/projects\/{{ $('Webhook').item.json[\"body\"][\"project_id\"] }}\/merge_requests\/{{ $('Webhook').item.json[\"body\"][\"merge_request\"][\"iid\"] }}\/discussions",
"method": "POST",
"options": [],
"sendBody": true,
"contentType": "multipart-form-data",
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "body",
"value": "={{ $('Basic LLM Chain').item.json[\"text\"] }}"
},
{
"name": "position[position_type]",
"value": "text"
},
{
"name": "position[old_path]",
"value": "={{ $('Split Out').item.json.old_path }}"
},
{
"name": "position[new_path]",
"value": "={{ $('Split Out').item.json.new_path }}"
},
{
"name": "position[start_sha]",
"value": "={{ $('Get Changes').item.json.diff_refs.start_sha }}"
},
{
"name": "position[head_sha]",
"value": "={{ $('Get Changes').item.json.diff_refs.head_sha }}"
},
{
"name": "position[base_sha]",
"value": "={{ $('Get Changes').item.json.diff_refs.base_sha }}"
},
{
"name": "position[new_line]",
"value": "={{ $('Parse Last Diff Line').item.json.lastNewLine || '' }}"
},
{
"name": "position[old_line]",
"value": "={{ $('Parse Last Diff Line').item.json.lastOldLine || '' }}"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "PRIVATE-TOKEN"
}
]
}
},
"typeVersion": 4.20000000000000017763568394002504646778106689453125
}
],
"pinData": [],
"connections": {
"Code": {
"main": [
[
{
"node": "Basic LLM Chain",
"type": "main",
"index": 0
}
]
]
},
"Webhook": {
"main": [
[
{
"node": "Need Review",
"type": "main",
"index": 0
}
]
]
},
"Split Out": {
"main": [
[
{
"node": "Skip File Changes",
"type": "main",
"index": 0
}
]
]
},
"Get Changes": {
"main": [
[
{
"node": "Split Out",
"type": "main",
"index": 0
}
]
]
},
"Need Review": {
"main": [
[
{
"node": "Get Changes",
"type": "main",
"index": 0
}
]
]
},
"Basic LLM Chain": {
"main": [
[
{
"node": "Post Discussions",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Basic LLM Chain",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Skip File Changes": {
"main": [
[
{
"node": "Parse Last Diff Line",
"type": "main",
"index": 0
}
]
]
},
"Parse Last Diff Line": {
"main": [
[
{
"node": "Code",
"type": "main",
"index": 0
}
]
]
}
}
}
