{ "name": "Chromecast Webhook - Cast from Website (Multi-Device)", "nodes": [ { "parameters": { "jsCode": "// Extract data from webhook body\nconst body = $input.first().json.body;\nconst url = body.fileUrl || body.url || body.media_url || '';\nconst type = body.fileType || body.type || 'auto';\nconst mimeType = body.mimeType || '';\nconst deviceKey = (body.device || 'space_tv').toLowerCase().replace(/\\s+/g, '_');\n\n// Device mapping - update entity_ids to match your Home Assistant\nconst devices = {\n 'gaming_tv': {\n name: 'GamingTV TV',\n entity_id: 'media_player.gamingtv_tv'\n },\n 'smart_tv': {\n name: 'SmartTV 4K',\n entity_id: 'media_player.smarttv_4k'\n },\n 'my_room': {\n name: 'My room Display',\n entity_id: 'media_player.my_room_display'\n },\n 'space_tv': {\n name: 'Space TV',\n entity_id: 'media_player.chromecast4772'\n }\n};\n\n// Find the selected device\nconst selectedDevice = devices[deviceKey];\nif (!selectedDevice) {\n throw new Error(`Unknown device: ${deviceKey}. Available: ${Object.keys(devices).join(', ')}`);\n}\n\nlet contentId = '';\nlet contentType = '';\n\n// Auto-detect or use specified type\nif (url.includes('youtube.com') || url.includes('youtu.be')) {\n // YouTube video ONLY\n let videoId = '';\n if (url.includes('youtube.com/watch?v=')) {\n videoId = url.split('v=')[1].split('&')[0];\n } else if (url.includes('youtu.be/')) {\n videoId = url.split('youtu.be/')[1].split('?')[0];\n }\n contentId = `{ \"app_name\": \"youtube\", \"media_id\": \"${videoId}\" }`;\n contentType = 'cast';\n} else if (type === 'image' || url.match(/\\.(jpg|jpeg|png|gif|webp)$/i)) {\n contentId = url;\n contentType = mimeType || 'image/jpeg';\n} else {\n // Everything else: mp4, direct video URLs, etc.\n contentId = url;\n contentType = mimeType || 'video/mp4';\n}\n\nreturn {\n json: {\n original_url: url,\n content_id: contentId,\n content_type: contentType,\n type: type,\n fileName: body.fileName || '',\n device_key: deviceKey,\n device_name: selectedDevice.name,\n entity_id: selectedDevice.entity_id\n }\n};" }, "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 112, 352 ], "id": "ac4faf90-bd6a-4ab4-9880-f42ec99ff3ec", "name": "Format Media" }, { "parameters": { "resource": "service", "operation": "call", "domain": "media_player", "service": "play_media", "serviceAttributes": { "attributes": [ { "name": "entity_id", "value": "={{ $json.entity_id }}" }, { "name": "media_content_id", "value": "={{ $json.content_id }}" }, { "name": "media_content_type", "value": "={{ $json.content_type }}" } ] } }, "type": "n8n-nodes-base.homeAssistant", "typeVersion": 1, "position": [ 336, 352 ], "id": "fcd7eda8-0331-4fd9-bd9b-b496be59e7d2", "name": "Cast to Chromecast", "credentials": { "homeAssistantApi": { "id": "1LrjflGF3O53K02s", "name": "Home Assistant account" } } }, { "parameters": { "respondWith": "json", "responseBody": "={{ JSON.stringify({ success: true, message: 'Cast successful', url: $('Format Media').item.json.original_url, type: $('Format Media').item.json.type, device: $('Format Media').item.json.device_name }) }}", "options": { "responseHeaders": { "entries": [ { "name": "Access-Control-Allow-Origin", "value": "*" }, { "name": "Content-Type", "value": "application/json" } ] } } }, "type": "n8n-nodes-base.respondToWebhook", "typeVersion": 1.1, "position": [ 560, 352 ], "id": "7188fdc8-91cd-4be5-8ded-5b7b6e351c70", "name": "Respond to Webhook" }, { "parameters": { "httpMethod": "POST", "path": "castc35483a5", "responseMode": "responseNode", "options": {} }, "type": "n8n-nodes-base.webhook", "typeVersion": 2, "position": [ -112, 352 ], "id": "ec25bb49-33dd-44a1-8411-fa4f214b30ca", "name": "Webhook - Cast", "webhookId": "chromecast-cast" } ], "pinData": { "Webhook - Cast": [ { "json": { "headers": { "host": "n8n.arcelliteserver.com", "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 Edg/144.0.0.0", "content-length": "186", "accept": "*/*", "accept-encoding": "gzip, br", "accept-language": "en-US,en;q=0.9", "cdn-loop": "cloudflare; loops=1", "cf-connecting-ip": "75.188.196.234", "cf-ipcountry": "US", "cf-ray": "9cd7e5ef2bb72780-CMH", "cf-visitor": "{\"scheme\":\"https\"}", "cf-warp-tag-id": "b861dcfd-df25-4980-b9ec-9db28afcfe1e", "connection": "keep-alive", "content-type": "application/json", "origin": "http://192.168.5.0:3007", "priority": "u=1, i", "referer": "http://192.168.5.0:3007/", "sec-ch-ua": "\"Not(A:Brand\";v=\"8\", \"Chromium\";v=\"144\", \"Microsoft Edge\";v=\"144\"", "sec-ch-ua-mobile": "?0", "sec-ch-ua-platform": "\"Windows\"", "sec-fetch-dest": "empty", "sec-fetch-mode": "cors", "sec-fetch-site": "cross-site", "x-forwarded-for": "75.188.196.234", "x-forwarded-proto": "https" }, "params": {}, "query": {}, "body": { "fileName": "Image_fx (56).jpg", "fileType": "image", "fileUrl": "http://192.168.5.0:3007/api/files/serve?category=media&path=Image_fx%20(56).jpg", "mimeType": "image/jpeg", "device": "my_room" }, "webhookUrl": "https://n8n.arcelliteserver.com/webhook/castc35483a5", "executionMode": "production" }, "pairedItem": { "item": 0 } } ] }, "connections": { "Format Media": { "main": [ [ { "node": "Cast to Chromecast", "type": "main", "index": 0 } ] ] }, "Cast to Chromecast": { "main": [ [ { "node": "Respond to Webhook", "type": "main", "index": 0 } ] ] }, "Webhook - Cast": { "main": [ [ { "node": "Format Media", "type": "main", "index": 0 } ] ] } }, "active": true, "settings": { "executionOrder": "v1", "availableInMCP": false }, "versionId": "0c311b82-b079-44f1-a29b-957777fa094e", "meta": { "instanceId": "de60ded3609ed675dd3435a79fde884038d2348f816754f1f978c92a10e2da20" }, "id": "5Z13vNuon9vVBiND1VlLh", "tags": [] }