Puestos populares diarios de Reddit → Resumen en Gmail (multi-subsecciones, resumen de AI)

• •Cuenta de Google y credenciales de API de Gmail

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  "name": "Reddit Daily Hot Posts → Gmail Digest (Multi-Subreddit, AI Summaries)",
  "tags": [],
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        "content": "## Retrieve daily hot subreddit posts"
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      "parameters": {
        "color": 5,
        "width": 256,
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        "content": "## Set subreddits you wish to track"
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        "content": "## Process each post"
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        "content": "## Summarizes each post and sends to your inbox"
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        "options": {
          "destinationFieldName": "subreddit"
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        "fieldToSplitOut": "subreddits"
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      "parameters": {
        "filters": {
          "category": "hot"
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        "operation": "getAll",
        "returnAll": true,
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    {
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      "name": "Adjuntar fecha ISO a publicaciones1",
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        "mode": "combine",
        "options": {},
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      "typeVersion": 3.2
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    {
      "id": "573e28e0-521a-4f8f-8c00-1a5fc0d2d1f0",
      "name": "Normalizar fecha de publicación (created_utc → ISO)",
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      "position": [
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      ],
      "parameters": {
        "options": {
          "ignoreConversionErrors": true
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              "id": "4430b889-070a-4fc0-870f-99abfc8358f4",
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              "type": "string",
              "value": "={{ \n  (() => {\n    const ts = Number($json.created_utc);        // Reddit = seconds\n    const ms = ts > 1e12 ? ts : ts * 1000;\n    return new Date(ms).toISOString();           // e.g. \"2025-07-14T15:25:27.000Z\"\n  })() \n}}"
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              "name": "date",
              "type": "string",
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              "name": "score",
              "type": "number",
              "value": "={{ $json.score }}"
            },
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              "id": "fd9a0200-08ed-40f1-b9b7-733ee22aa0a6",
              "name": "url",
              "type": "string",
              "value": "={{ $json.url }}"
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              "leftValue": "={{ $json.date }}",
              "rightValue": "={{ new Date(new Date($now).getTime() - 24 * 60 * 60 * 1000).toISOString() }}"
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      "parameters": {
        "options": {},
        "batchSize": "={{ $input.all().length }}"
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      "typeVersion": 3
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    {
      "id": "482ae953-738b-4aec-a66c-cacc162a9a44",
      "name": "Obtener publicación por ID",
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      "parameters": {
        "postId": "={{ $json.id }}",
        "operation": "get",
        "subreddit": "={{ $json.subreddit }}"
      },
      "credentials": {
        "redditOAuth2Api": {
          "id": "SedJCshrgbKDsJGh",
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        }
      },
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    {
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        "jsCode": "/**\n * Build one n8n item per Reddit post that arrives on the input.\n * Run mode: “Run Once for All Items”\n */\nreturn $input.all().map(({ json: p }) => {\n  // ─── convert epoch-seconds → YYYY-MM-DD (UTC) ───────────────────────────\n  const createdUtcDate =\n    (typeof p.created_utc === 'number')\n      ? new Date(p.created_utc * 1000).toISOString().slice(0, 10) // \"YYYY-MM-DD\"\n      : null;  // fallback if field missing\n\n  return {\n    json: {\n      /* ───────── identifiers ───────── */\n      post_id   : p.id || (p.name ? p.name.replace('t3_', '') : null),\n      comment_id: null,          // post has no comment_id\n      parent_id : null,\n\n      /* ───────── text & author ─────── */\n      body      : `${p.title || ''}${p.selftext ? '\\n\\n' + p.selftext : ''}`,\n      author    : p.author,\n      score     : p.score,\n\n      /* ───────── context ───────────── */\n      depth     : -1,                                   // reserve –1 for the root post\n      subreddit : p.subreddit,\n      permalink : `https://reddit.com${p.permalink}`,\n\n      /* ───────── timestamps ────────── */\n      created_utc: createdUtcDate,                      // e.g. \"2024-07-01\"\n\n      /* ───────── metadata ──────────── */\n      chunk_type: 'post'                                // post | comment | reply\n    }\n  };\n});"
      },
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    },
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      "name": "Listar comentarios de primer nivel",
      "type": "n8n-nodes-base.reddit",
      "position": [
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      ],
      "parameters": {
        "postId": "={{ $json.post_id }}",
        "resource": "postComment",
        "operation": "getAll",
        "subreddit": "={{ $json.subreddit }}"
      },
      "credentials": {
        "redditOAuth2Api": {
          "id": "SedJCshrgbKDsJGh",
          "name": "Reddit account"
        }
      },
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    },
    {
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      "name": "Aplanar hilos de comentarios",
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      "position": [
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      ],
      "parameters": {
        "jsCode": "/* ---------- helper ---------- */\nfunction walkChildren(node, store, depth = 0, sub) {\n  if (!node || node.kind !== 't1') return;\n  const d = node.data;\n\n  /* convert epoch-seconds → YYYY-MM-DD (UTC) */\n  const createdUtcDate =\n    (typeof d.created_utc === 'number')\n      ? new Date(d.created_utc * 1000).toISOString().slice(0, 10)\n      : null;\n  \n  store.push({\n    post_id   : d.link_id?.replace('t3_',''),\n    comment_id: d.name,\n    parent_id : d.parent_id,\n    body      : d.body || '',\n    author    : d.author,\n    score     : d.score,\n    depth,\n    subreddit : sub,                              \n    permalink : `https://reddit.com${d.permalink}`,\n    created_utc: createdUtcDate   \n  });\n\n  (d.replies?.data?.children || [])\n    .forEach(c => walkChildren(c, store, depth+1, sub));\n}\n\n/* ---------- main ---------- */\nconst flat = [];\nitems.forEach(item => {\n  const root = item.json;\n  const sub  = root.subreddit;                    //  NEW\n  walkChildren({ kind:'t1', data: root }, flat, 0, sub);\n});\nreturn flat.map(o => ({ json:o }));\n"
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      "id": "a82e836e-f97b-4fb2-8fd6-332cb226e92a",
      "name": "Filtrar: Comentarios válidos",
      "type": "n8n-nodes-base.filter",
      "position": [
        3616,
        -416
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
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          "conditions": [
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              "id": "0f7812db-c828-4389-8dd4-37ab54c626ad",
              "operator": {
                "type": "string",
                "operation": "notEmpty",
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              },
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            }
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        "jsCode": "/**\n * n8n Code node ▸ build a stringified Reddit-style comment thread\n *\n * Works with both \"old\" (object_id, parent_id t1_/t3_) and \"new\" (post_id, comment_id, chunk_type) schemas.\n *\n * Input  : items[]  each item.json has some mix of:\n *           { uid?, object_id?, post_id?, comment_id?, parent_uid?, parent_id?, chunk_type?, body, created_utc }\n * Output : items[]  one per root post:\n *           {\n *             post_id:     \"1dsmdb7\",\n *             thread_text: \"POST: ...\\n- top-level\\n  - reply\\n\"\n *           }\n */\n\n// ────────────────── helpers ──────────────────\nconst stripPrefix = id => {\n  if (!id) return null;\n  // accept fullnames t1_, t3_, t4_ etc\n  return String(id).replace(/^t[0-9]_/, '');\n};\n\nconst clean = txt => (txt || '').replace(/\\s*\\n\\s*/g, ' ').trim();\n\n// Decide canonical UID for this row\nconst getUID = j => {\n  if (j.uid)        return String(j.uid);\n  if (j.comment_id) return stripPrefix(j.comment_id);\n  if (j.object_id)  return stripPrefix(j.object_id);\n  // Fallback: posts sometimes only have post_id\n  if (j.post_id)    return stripPrefix(j.post_id);\n  return null;\n};\n\n// Decide canonical parent UID\nconst getParentUID = j => {\n  if (j.parent_uid) return String(j.parent_uid);\n  if (j.parent_id)  return stripPrefix(j.parent_id);\n\n  // New export case:\n  // chunk_type === \"comment\" (or depth >=0) but parent_id missing -> assume post_id is parent\n  const isPost = (j.chunk_type === 'post') || (j.depth != null && Number(j.depth) < 0);\n  if (!isPost && j.post_id) return stripPrefix(j.post_id);\n\n  // Root posts -> null\n  return null;\n};\n\n// ────────────────── 1. build node map ──────────────────\nconst map   = new Map(); // uid -> node\nconst roots = [];\n\nfor (const it of items) {\n  const j = it.json;\n  if (!j.body || !j.body.trim()) continue; // skip empty\n\n  const uid        = getUID(j);\n  if (!uid) continue; // cannot index, skip row\n\n  const parent_uid = getParentUID(j);\n\n  const node = {\n    uid,\n    parent_uid,\n    body:    clean(j.body),\n    created: j.created_utc,\n    children: [],\n    // keep raw fields if needed downstream\n    _raw: j,\n  };\n\n  map.set(uid, node);\n}\n\n// ────────────────── 2. link parents & children ──────────────────\nfor (const node of map.values()) {\n  if (node.parent_uid && map.has(node.parent_uid)) {\n    map.get(node.parent_uid).children.push(node);\n  } else {\n    // no known parent in this batch -> treat as root post\n    roots.push(node);\n  }\n}\n\n// ────────────────── 2b. ensure posts sorted before comments when multiple roots\n// optional: group by original post_id if available\n// (skip if you are happy letting multiple orphan comments become separate roots)\n\n// sort children chronologically\nconst byDate = (a, b) => {\n  const da = a.created ? new Date(a.created).getTime() : 0;\n  const db = b.created ? new Date(b.created).getTime() : 0;\n  return da - db;\n};\nconst sortTree = n => { n.children.sort(byDate); n.children.forEach(sortTree); };\nroots.forEach(sortTree);\n\n// ────────────────── 3. stringify the thread ──────────────────\nconst buildString = (n, indent = '') => {\n  const prefix = indent ? '- ' : 'POST: ';\n  let out = indent + prefix + n.body + '\\n';\n  for (const c of n.children) out += buildString(c, indent + '  ');\n  return out;\n};\n\n// ────────────────── 4. emit one item per root ──────────────────\nreturn roots.map(r => ({\n  json: {\n    post_id:     r._raw?.post_id || r.uid,\n    thread_text: buildString(r).trim(),\n  },\n}));"
      },
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    },
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    {
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      "name": "Establecer (id, thread_text, link)",
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      ],
      "parameters": {
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              "type": "string",
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            {
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      "id": "85340b98-fcdb-4251-8dc8-551e81d0a2f3",
      "name": "Llamar subflujo: Resumir y enviar correo",
      "type": "n8n-nodes-base.executeWorkflow",
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        "options": {},
        "workflowId": {
          "__rl": true,
          "mode": "id",
          "value": "twvLZRSedaF7hjy2"
        },
        "workflowInputs": {
          "value": {
            "id": "={{ $json.id }}",
            "link": "={{ $json.link }}",
            "email": "={{ $('Set Topic, Subreddits and Email Address').first().json.email }}",
            "topic": "={{ $('Set Topic, Subreddits and Email Address').first().json['topic'] }}",
            "thread_text": "={{ $json.thread_text }}"
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              "display": true,
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              "canBeUsedToMatch": true
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              "displayName": "email",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            }
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          "mappingMode": "defineBelow",
          "matchingColumns": [],
          "attemptToConvertTypes": false,
          "convertFieldsToString": true
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        "text": "=## INPUT:\nYou will receive:\n- `text`: a JSON array of Reddit thread summaries\n- `link`: a JSON array of Reddit post URLs\n\nThese arrays are of equal length, and `text[n]` corresponds to `link[n]`.\n\n## TASK:\nFormat the matched items into **HTML** for a Gmail-compatible email. Use the structure below:\n\n```\n\n<h1>Summary</h1>\n\n<h2>Summarized One-liner Title from TEXT_1</h2>\n<p>TEXT_1</p>\n<p><a href=\"LINK_1\">View Reddit Thread</a></p>\n\n<br /><br />\n\n<h2>Summarized One-liner Title from TEXT_2</h2>\n<p>TEXT_2</p>\n<p><a href=\"LINK_2\">View Reddit Thread</a></p>\n\n... and so on\n\n```\n\n## RULES:\n- Do NOT wrap the entire thing in `<html>` or `<body>`.\n- Ensure proper spacing and line breaks between sections using `<p>` or `<br />`.\n- Hyperlink formatting must be clean and click-friendly.\n- All content must be Gmail-safe (no external CSS, JS, or fancy HTML).\n- DO NOT include any extraneous commentary or explanation — just return the HTML block.\n\n## INPUT:\nList of summarized reddit threads: {{ $json.text }}\n\nList of reddit links: {{ $json.link }}\n\nReturn the result as clean HTML only.\n",
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        "messages": {
          "messageValues": [
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        },
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            },
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        "content": "\n**Start here (required settings)**\n\n* **1) Schedule**: Open **Schedule Trigger** and choose your run time. If times look off, set **Workflow Settings → Timezone**.\n* **2) Topic and subreddits**: Open **Set Topic & Subreddits** and set:\n\n  * `topic`: a short label for your digest (example: Investing)\n  * `subreddits`: array of subreddit names (example: `[\"investing\",\"stocks\"]`)\n  * `email`: your gmail (example: john@gmail.com)"
      },
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      "name": "Nota adhesiva6",
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      "position": [
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        -256
      ],
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        "height": 176,
        "content": "\n**What this workflow does**\n\n* Fetch **hot** posts per subreddit, normalize dates, filter to **last 24h** and **score > 30**, then sort by score.\n* Build a **thread text** from the post and main comments.\n* **Summarize** each thread with an LLM and **send one Gmail digest**.\n"
      },
      "typeVersion": 1
    },
    {
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      "name": "Nota adhesiva7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -656,
        -48
      ],
      "parameters": {
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        "height": 208,
        "content": "**Customize**\n\n* Change score threshold in **Filter: Last 24h & Score > 30**.\n* Add or remove subreddits anytime in **Set Topic, Subreddits, and Email Address**.\n* To reduce email length, place a **Limit** node before summarization.\n* Respect Reddit API and Gmail limits if you scale up."
      },
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        "content": "## Start here: Step-by Step Youtube Tutorial :star:\nWatch this to ensure you configure the workflow correctly\n\n[![Building an AI Personal Assistant](https://img.youtube.com/vi/H6tMJ0-a9RY/sddefault.jpg)](https://youtu.be/H6tMJ0-a9RY)\n"
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