AI DJ：基于Linkup和GPT4的文本转Spotify歌单生成器

• •可能需要目标 API 的认证凭证
• •OpenAI API Key

{
  "nodes": [
    {
      "id": "cad152e6-b878-4ecc-9d6c-c35cd456881c",
      "name": "获取音轨 ID",
      "type": "n8n-nodes-base.set",
      "position": [
        2464,
        1072
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "a35cb340-5917-4981-9627-6c6189a0a0f4",
              "name": "Track ID",
              "type": "string",
              "value": "={{ $json.id }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "fa700f73-8477-46fe-b037-0eddd4634977",
      "name": "创建播放列表",
      "type": "n8n-nodes-base.spotify",
      "notes": "Create a blank playlist with the chosen name.",
      "position": [
        1568,
        1072
      ],
      "parameters": {
        "name": "={{ $json.output.playlistName }}",
        "resource": "playlist",
        "operation": "create",
        "additionalFields": {
          "public": true
        }
      },
      "credentials": {
        "spotifyOAuth2Api": {
          "id": "cF3ccMo4DndHdIe1",
          "name": "Spotify account"
        }
      },
      "notesInFlow": true,
      "retryOnFail": true,
      "typeVersion": 1
    },
    {
      "id": "9a95a7c1-b655-4078-88ba-1cc5eefd9fbe",
      "name": "分离音轨",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        2016,
        1072
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "Tracks"
      },
      "typeVersion": 1
    },
    {
      "id": "f8503606-eaf1-484f-9bf4-260f1dbce716",
      "name": "获取音轨数组",
      "type": "n8n-nodes-base.set",
      "position": [
        1792,
        1072
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "c03ede2c-3d1a-4b94-ba72-d9ac518300d3",
              "name": "Tracks",
              "type": "array",
              "value": "={{ $('Ideate playlist').item.json.output.tracks }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "5462894f-ddfe-4e80-a5af-07d57b39d9dd",
      "name": "添加音轨到播放列表",
      "type": "n8n-nodes-base.spotify",
      "position": [
        2688,
        1072
      ],
      "parameters": {
        "id": "=spotify:playlist:{{ $('Create playlist').first().json.id }}",
        "trackID": "=spotify:track:{{ $json[\"Track ID\"] }}",
        "resource": "playlist",
        "additionalFields": {}
      },
      "credentials": {
        "spotifyOAuth2Api": {
          "id": "cF3ccMo4DndHdIe1",
          "name": "Spotify account"
        }
      },
      "retryOnFail": true,
      "typeVersion": 1
    },
    {
      "id": "8363b3a8-710f-42a6-b977-7ba7b4fc3076",
      "name": "获取最终播放列表",
      "type": "n8n-nodes-base.spotify",
      "position": [
        2256,
        1360
      ],
      "parameters": {
        "id": "=spotify:playlist:{{ $('Create playlist').item.json.id }}",
        "resource": "playlist",
        "operation": "get"
      },
      "credentials": {
        "spotifyOAuth2Api": {
          "id": "cF3ccMo4DndHdIe1",
          "name": "Spotify account"
        }
      },
      "executeOnce": true,
      "typeVersion": 1
    },
    {
      "id": "660044f8-d9e3-4b7a-b5ec-9100d315d87f",
      "name": "搜索音轨",
      "type": "n8n-nodes-base.spotify",
      "position": [
        2240,
        1072
      ],
      "parameters": {
        "limit": 1,
        "query": "={{ $json.artist }} - {{ $json.title }}",
        "filters": {},
        "resource": "track",
        "operation": "search"
      },
      "credentials": {
        "spotifyOAuth2Api": {
          "id": "cF3ccMo4DndHdIe1",
          "name": "Spotify account"
        }
      },
      "retryOnFail": true,
      "typeVersion": 1
    },
    {
      "id": "749dd63f-a0cc-449f-9289-c3628bfdcbbf",
      "name": "便签4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        848,
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      ],
      "parameters": {
        "color": 5,
        "width": 652,
        "height": 756,
        "content": "## AI 代理规划播放列表"
      },
      "typeVersion": 1
    },
    {
      "id": "0bcc422d-d223-409b-b13c-e4be95f4dc0e",
      "name": "便签 6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1984,
        912
      ],
      "parameters": {
        "color": 7,
        "width": 840,
        "height": 320,
        "content": "## 对于每个音轨"
      },
      "typeVersion": 1
    },
    {
      "id": "f63a650e-3612-4bc0-bb4a-94d804d86459",
      "name": "表单提交时",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
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        1072
      ],
      "webhookId": "440aeb02-ea99-4b63-be29-c093786684ce",
      "parameters": {
        "options": {
          "path": "spotify-playlist-generator",
          "customCss": ":root {\n  /* Fonts */\n  --font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\n  --font-weight-normal: 400;\n  --font-weight-bold: 700;\n\n  /* Font sizes */\n  --font-size-body: 14px;\n  --font-size-label: 16px;\n  --font-size-test-notice: 14px;\n  --font-size-input: 16px;\n  --font-size-header: 24px;\n  --font-size-paragraph: 16px;\n  --font-size-link: 14px;\n  --font-size-error: 14px;\n  --font-size-html-h1: 36px;\n  --font-size-html-h2: 28px;\n  --font-size-html-h3: 22px;\n  --font-size-html-h4: 18px;\n  --font-size-html-h5: 16px;\n  --font-size-html-h6: 14px;\n  --font-size-subheader: 18px;\n\n  /* Colours – Dark Theme */\n  --color-background: #191414;             /* Spotify dark background */\n  --color-card-bg: #212121;                /* Dark card background */\n  --color-card-border: #2a2a2a;\n  --color-card-shadow: rgba(0, 0, 0, 0.6);\n\n  --color-header: #FFFFFF;\n  --color-label: #EAEAEA;\n  --color-input-bg: #212121;               /* ✅ Dark background for inputs */\n  --color-input-text: #FFFFFF;             /* ✅ White text */\n  --color-input-border: #444444;\n  --color-focus-border: #1DB954;\n\n  --color-link: #1DB954;\n  --color-link-hover: #1AA34A;\n  --color-header-subtext: #B3B3B3;\n\n  --color-submit-btn-bg: #1DB954;\n  --color-submit-btn-text: #FFFFFF;\n  --color-submit-btn-hover: #1AA34A;\n\n  --color-clear-button-bg: #333333;\n  --color-clear-button-text: #FFFFFF;\n\n  --color-test-notice-text: #FFFFFF;\n  --color-test-notice-bg: #2a2a2a;\n  --color-test-notice-border: #3a3a3a;\n\n  --color-error: #E22134;\n  --color-required: #1DB954;\n\n  --color-html-text: #EAEAEA;\n  --color-html-link: #1DB954;\n\n  /* Border Radii */\n  --border-radius-card: 8px;\n  --border-radius-input: 4px;\n  --border-radius-clear-btn: 50%;\n  --card-border-radius: 8px;\n\n  /* Spacing */\n  --padding-container-top: 32px;\n  --padding-card: 24px;\n  --padding-test-notice-vertical: 16px;\n  --padding-test-notice-horizontal: 24px;\n  --margin-bottom-card: 24px;\n  --padding-form-input: 12px;\n  --card-padding: 24px;\n  --card-margin-bottom: 24px;\n\n  /* Dimensions */\n  --container-width: 480px;\n  --submit-btn-height: 48px;\n  --checkbox-size: 20px;\n\n  /* Other visuals */\n  --box-shadow-card: 0px 4px 16px rgba(0, 0, 0, 0.6);\n  --opacity-placeholder: 0.8;\n}\n\n/* Inputs */\ninput, textarea {\n  background-color: var(--color-input-bg);\n  color: var(--color-input-text);\n  border: 1px solid var(--color-input-border);\n  border-radius: var(--border-radius-input);\n  padding: var(--padding-form-input);\n}\n\ninput:focus, textarea:focus {\n  outline: none;\n  border-color: var(--color-focus-border);\n  box-shadow: 0 0 0 2px rgba(29, 185, 84, 0.3); /* Spotify green glow */\n}\n\n/* Placeholder styling */\n::placeholder {\n  font-family: system-ui, sans-serif;\n  font-size: 0.9em;\n  font-weight: 400;\n  color: #B3B3B3; /* ✅ More readable grey */\n  opacity: 1;\n}",
          "buttonLabel": "Generate the playlist",
          "appendAttribution": false
        },
        "formTitle": "Spotify playlist AI generator",
        "formFields": {
          "values": [
            {
              "fieldType": "textarea",
              "fieldLabel": "Playlist request",
              "placeholder": "=Describe the playlist you'd like, its style, artists, mood, anything",
              "requiredField": true
            },
            {
              "fieldType": "number",
              "fieldLabel": "Number of tracks",
              "placeholder": "How many tracks to include",
              "requiredField": true
            }
          ]
        },
        "responseMode": "lastNode"
      },
      "typeVersion": 2.3
    },
    {
      "id": "32bcb9a6-89d3-4aa6-a38f-459cbef72398",
      "name": "OpenAI 聊天模型",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        896,
        1296
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4.1-mini"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "dMiSy27YCK6c6rra",
          "name": "Duv's OpenAI"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "5ae73327-327c-4add-8068-f0e202101577",
      "name": "网络查询以查找音轨",
      "type": "n8n-nodes-base.httpRequestTool",
      "position": [
        1136,
        1312
      ],
      "parameters": {
        "url": "https://api.linkup.so/v1/search",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "authentication": "genericCredentialType",
        "bodyParameters": {
          "parameters": [
            {
              "name": "q",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', `The tracks research query.\n(e.g. \"12 tracks released in 2010 in Spain on the topic of passionate love, RNB style\" or \"10 most famous Daft Punk tracks\" ...)`, 'string') }}"
            },
            {
              "name": "depth",
              "value": "deep"
            },
            {
              "name": "outputType",
              "value": "structured"
            },
            {
              "name": "structuredOutputSchema",
              "value": "={\n  \"type\": \"object\",\n  \"properties\": {\n    \"tracks\": {\n      \"type\": \"array\",\n      \"description\": \"A list of music tracks included in the selection\",\n      \"items\": {\n        \"type\": \"object\",\n        \"properties\": {\n          \"title\": {\n            \"type\": \"string\",\n            \"description\": \"The title of the track\"\n          },\n          \"artist\": {\n            \"type\": \"string\",\n            \"description\": \"The artist or group who performed the track\"\n          },\n          \"explanation\": {\n            \"type\": \"string\",\n            \"description\": \"A 1-line explanation of why this track was chosen\"\n          }\n        }\n      }\n    }\n  }\n}"
            },
            {
              "name": "includeImages",
              "value": "false"
            }
          ]
        },
        "genericAuthType": "httpBearerAuth",
        "toolDescription": "=Call this tool with a specific query to get a list of recommended tracks to include in the playlist."
      },
      "credentials": {
        "httpBearerAuth": {
          "id": "W7AgeoVOv60DlvyS",
          "name": "Linkup - web search AI"
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "4733dee8-34fd-4e20-b91a-e5f5a16abb42",
      "name": "构思播放列表",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        1056,
        1072
      ],
      "parameters": {
        "text": "=# Playlist guidelines\n\n{{ $json['Playlist request'] }}\n\n\n# Number of songs to include\n\n{{ $json['Number of tracks'] }}",
        "options": {
          "systemMessage": "=# Role\n\nYou are a very experienced DJ and your task is to create a playlist of {{ $json['Number of tracks'] }} tracks and give it a name, based on the user message which contains the playlist instructions and number of tracks to include. \n\n# How to find the {{ $json['Number of tracks'] }} tracks to include within a playlist\n\nYou'll recommend an interesting and relevant mix of tracks, exactly {{ $json['Number of tracks'] }} tracks - ideally not from the same artist (except if the instructions tell so), nailing implementing the instructions given by the user message.\n\nTo achieve that, you'll call the tool \"Web query to find tracks\" with a query you'll craft - this tool has web access and knows all tracks so you can pass queries and it will return track suggestions. Run this tool only once.\nYou'll then be able to make your selection based on those recommendations.\n\nFor each track you will (and this will be detailed later) provide the artist name and the title of the track.\n\n\n# How to craft the playlist title\n\nBased on the user message and the songs to fit into the playlist, the playlist name should be between 5 and 9 words and perfectly fit for a playlist name.\nIt is possible that the user message contains more direct instructions for the title.\n\n# Strict output format:\n\nHere's an example of your output so you have a good idea of the schema of the JSON output and a little idea of how the values can look like in the case of a 5-track playlist (but adapt the values to the user message!):\n\n\n{\n  \"playlistName\":\"Summer dancing with a Spritz and attitude\",\n  \"tracks\":[\n      {\n         \"artist\":\"David Guetta, Sia\",\n         \"title\":\"Beautiful People\"\n      },\n      {\n         \"artist\":\"Ed Sheeran\",\n         \"title\":\"Azizam\"\n      },\n      {\n         \"artist\":\"Doechii\",\n         \"title\":\"Anxiety\"\n      },\n      {\n         \"artist\":\"OneRepublic\",\n         \"title\":\"Nobody (from Kaiju No.8)\"\n      },\n      {\n         \"artist\":\"The Weeknd\",\n         \"title\":\"Cry For Me\"\n      }\n   ]\n}\n\n\n"
        },
        "promptType": "define",
        "hasOutputParser": true
      },
      "typeVersion": 2.2
    },
    {
      "id": "d370dbad-7b59-4e88-ab36-5058112af9ab",
      "name": "结构化输出解析器",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        1360,
        1312
      ],
      "parameters": {
        "jsonSchemaExample": "{\n  \"playlistName\":\"Summer dancing with a Spritz and attitude\",\n  \"tracks\":[\n      {\n         \"artist\":\"David Guetta, Sia\",\n         \"title\":\"Beautiful People\"\n      },\n      {\n         \"artist\":\"Ed Sheeran\",\n         \"title\":\"Azizam\"\n      },\n      {\n         \"artist\":\"Doechii\",\n         \"title\":\"Anxiety\"\n      },\n      {\n         \"artist\":\"OneRepublic\",\n         \"title\":\"Nobody (from Kaiju No.8)\"\n      },\n      {\n         \"artist\":\"The Weeknd\",\n         \"title\":\"Cry For Me\"\n      }\n   ]\n}\n"
      },
      "typeVersion": 1.3
    },
    {
      "id": "90f4b20f-4e85-4069-9d1e-e54c41778ac7",
      "name": "打开播放列表",
      "type": "n8n-nodes-base.form",
      "position": [
        2464,
        1360
      ],
      "webhookId": "d417cf9e-4774-4400-a5b1-93369a236547",
      "parameters": {
        "options": {},
        "operation": "completion",
        "redirectUrl": "={{ $json.external_urls.spotify }}",
        "respondWith": "redirect"
      },
      "typeVersion": 2.3
    },
    {
      "id": "277b77d3-8f2f-462c-9dd0-71704acd4256",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1056,
        1280
      ],
      "parameters": {
        "color": 6,
        "height": 368,
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "3f440854-0af9-4676-93c8-1674255c5d66",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        48,
        720
      ],
      "parameters": {
        "width": 528,
        "height": 960,
        "content": ""
      },
      "typeVersion": 1
    }
  ],
  "connections": {
    "Get track IDs": {
      "main": [
        [
          {
            "node": "Add track to playlist",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Create playlist": {
      "main": [
        [
          {
            "node": "Get tracks array",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Ideate playlist": {
      "main": [
        [
          {
            "node": "Create playlist",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get tracks array": {
      "main": [
        [
          {
            "node": "Split out tracks",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Search the track": {
      "main": [
        [
          {
            "node": "Get track IDs",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split out tracks": {
      "main": [
        [
          {
            "node": "Search the track",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Ideate playlist",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "On form submission": {
      "main": [
        [
          {
            "node": "Ideate playlist",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Add track to playlist": {
      "main": [
        [
          {
            "node": "Get the final playlist",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get the final playlist": {
      "main": [
        [
          {
            "node": "Opening the playlist",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Structured Output Parser": {
      "ai_outputParser": [
        [
          {
            "node": "Ideate playlist",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "Web query to find tracks": {
      "ai_tool": [
        [
          {
            "node": "Ideate playlist",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    }
  }
}