Felo Landingpage

interface:
  display_name: "Felo Landing Page"
  short_description: "Generate landing pages with the Felo Landing Page Task API."
  default_prompt: "Generate a landing page for this topic:"

{
  "name": "Felo Landing Page",
  "tagline": "Generate landing pages with Felo Landing Page Task API in Claude Code",
  "description": "Felo Landing Page creates hosted webpages from a prompt using the Felo Landing Page Task API: API key check, task creation, polling shared task history, task resume, and final ai_page_html output. Use from Claude Code when users ask to create landing pages, marketing pages, or single-page websites.",
  "category": "productivity",
  "tags": ["felo", "landing-page", "webpage", "website", "html", "api", "claude-code"],
  "version": "1.0.0",
  "license": "MIT",
  "pricing": "free",
  "support_url": "https://github.com/Felo-Inc/felo-skills/issues",
  "homepage": "https://github.com/Felo-Inc/felo-skills"
}

MIT License

Copyright (c) 2026 Felo Landing Page Skill Contributors

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

#!/usr/bin/env node

const DEFAULT_API_BASE = 'https://openapi.felo.ai';
const DEFAULT_INTERVAL_SEC = 10;
const DEFAULT_MAX_WAIT_SEC = 1800;
const DEFAULT_TIMEOUT_SEC = 60;
const SUCCESS_STATUSES = new Set(['COMPLETED', 'SUCCESS']);
const FAILURE_STATUSES = new Set(['FAILED', 'ERROR', 'EXPIRED', 'CANCELED', 'CANCELLED']);

function usage() {
  console.error(
    [
      'Usage:',
      '  node felo-landingpage/scripts/run_landingpage_task.mjs --query "your prompt" [options]',
      '',
      'Options:',
      '  --query <text>        Landing page prompt (required unless --task-id is given)',
      '  --task-id <id>        Resume polling an existing task (skip creation)',
      '  --interval <seconds>  Poll interval, default 10',
      '  --max-wait <seconds>  Max wait time, default 1800',
      '  --timeout <seconds>   Request timeout, default 60',
      '  --json                Print JSON output',
      '  --verbose             Print polling status to stderr',
      '  --help                Show this help',
    ].join('\n')
  );
}

function parseArgs(argv) {
  const out = {
    query: '',
    taskId: '',
    intervalSec: DEFAULT_INTERVAL_SEC,
    maxWaitSec: DEFAULT_MAX_WAIT_SEC,
    timeoutSec: DEFAULT_TIMEOUT_SEC,
    json: false,
    verbose: false,
  };

  for (let i = 0; i < argv.length; i += 1) {
    const a = argv[i];
    if (a === '--help' || a === '-h') {
      out.help = true;
    } else if (a === '--json') {
      out.json = true;
    } else if (a === '--verbose' || a === '-v') {
      out.verbose = true;
    } else if (a === '--query') {
      out.query = argv[i + 1] ?? '';
      i += 1;
    } else if (a === '--task-id') {
      out.taskId = argv[i + 1] ?? '';
      i += 1;
    } else if (a === '--interval') {
      out.intervalSec = Number.parseInt(argv[i + 1] ?? '', 10);
      i += 1;
    } else if (a === '--max-wait') {
      out.maxWaitSec = Number.parseInt(argv[i + 1] ?? '', 10);
      i += 1;
    } else if (a === '--timeout') {
      out.timeoutSec = Number.parseInt(argv[i + 1] ?? '', 10);
      i += 1;
    } else if (!a.startsWith('-') && !out.query) {
      out.query = a;
    }
  }

  if (!Number.isFinite(out.intervalSec) || out.intervalSec <= 0) out.intervalSec = DEFAULT_INTERVAL_SEC;
  if (!Number.isFinite(out.maxWaitSec) || out.maxWaitSec <= 0) out.maxWaitSec = DEFAULT_MAX_WAIT_SEC;
  if (!Number.isFinite(out.timeoutSec) || out.timeoutSec <= 0) out.timeoutSec = DEFAULT_TIMEOUT_SEC;
  out.query = String(out.query || '').trim();
  out.taskId = String(out.taskId || '').trim();
  return out;
}

function normalizeStatus(v) {
  return String(v ?? '').trim().toUpperCase();
}

function sleep(ms) {
  return new Promise((resolve) => setTimeout(resolve, ms));
}

function getMessage(payload) {
  return (
    payload?.message ||
    payload?.error ||
    payload?.msg ||
    payload?.code ||
    'Unknown error'
  );
}

function isApiError(payload) {
  const status = payload?.status;
  const code = payload?.code;
  if (typeof status === 'string' && status.toLowerCase() === 'error') return true;
  if (typeof code === 'string' && code && code.toUpperCase() !== 'OK') return true;
  return false;
}

async function fetchJson(url, init, timeoutMs) {
  const controller = new AbortController();
  const timer = setTimeout(() => controller.abort(), timeoutMs);
  try {
    const res = await fetch(url, { ...init, signal: controller.signal });
    let body = {};
    try {
      body = await res.json();
    } catch {
      body = {};
    }

    if (!res.ok) {
      throw new Error(`HTTP ${res.status}: ${getMessage(body)}`);
    }
    if (isApiError(body)) {
      throw new Error(getMessage(body));
    }
    return body;
  } finally {
    clearTimeout(timer);
  }
}

async function createTask(apiKey, apiBase, query, timeoutMs) {
  const payload = await fetchJson(
    `${apiBase}/v2/landing_page`,
    {
      method: 'POST',
      headers: {
        Accept: 'application/json',
        Authorization: `Bearer ${apiKey}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({ query }),
    },
    timeoutMs
  );
  const data = payload?.data ?? {};
  if (!data.task_id) {
    throw new Error('Unexpected response: missing task_id');
  }
  return data;
}

async function queryHistorical(apiKey, apiBase, taskId, timeoutMs) {
  const payload = await fetchJson(
    `${apiBase}/v2/tasks/${encodeURIComponent(taskId)}/historical`,
    {
      method: 'GET',
      headers: {
        Accept: 'application/json',
        Authorization: `Bearer ${apiKey}`,
      },
    },
    timeoutMs
  );
  return payload?.data ?? {};
}

function toOutput(taskId, historicalData, createData, status) {
  return {
    task_id: taskId,
    task_status: status || historicalData?.task_status || historicalData?.status || null,
    ai_page_html: historicalData?.ai_page_html || null,
    ppt_biz_id: historicalData?.ppt_biz_id || createData?.ppt_biz_id || createData?.ppt_business_id || null,
    ppt_url: historicalData?.ppt_url || null,
    error_message: historicalData?.error_message || null,
  };
}

function printJson(status, data) {
  console.log(JSON.stringify({ status, data }, null, 2));
}

async function main() {
  const args = parseArgs(process.argv.slice(2));
  if (args.help) {
    usage();
    process.exit(0);
  }
  if (!args.query && !args.taskId) {
    usage();
    process.exit(1);
  }

  const apiKey = process.env.FELO_API_KEY?.trim();
  if (!apiKey) {
    console.error('ERROR: FELO_API_KEY not set');
    console.error('Set it with: export FELO_API_KEY="your-api-key"');
    process.exit(1);
  }

  const apiBase = (process.env.FELO_API_BASE?.trim() || DEFAULT_API_BASE).replace(/\/$/, '');
  const timeoutMs = args.timeoutSec * 1000;
  const intervalMs = args.intervalSec * 1000;
  const maxWaitMs = args.maxWaitSec * 1000;

  let createData = {};
  let taskId = args.taskId;

  if (taskId) {
    if (args.verbose) {
      console.error(`Resuming task: ${taskId}`);
    }
  } else {
    createData = await createTask(apiKey, apiBase, args.query, timeoutMs);
    taskId = createData.task_id;
    if (args.verbose) {
      console.error(`Task ID: ${taskId}`);
    }
  }

  const startAt = Date.now();
  let lastStatus = '';
  let lastHistoricalData = {};

  while (Date.now() - startAt <= maxWaitMs) {
    const historicalData = await queryHistorical(apiKey, apiBase, taskId, timeoutMs);
    lastHistoricalData = historicalData;
    const taskStatus = normalizeStatus(historicalData.task_status || historicalData.status);
    lastStatus = taskStatus || 'UNKNOWN';

    if (args.verbose) {
      const elapsedSec = Math.floor((Date.now() - startAt) / 1000);
      console.error(`[${elapsedSec}s] Status: ${lastStatus}`);
    }

    if (SUCCESS_STATUSES.has(taskStatus)) {
      const output = toOutput(taskId, historicalData, createData, taskStatus);
      if (!output.ai_page_html) {
        const err = new Error('Task completed but no ai_page_html is available');
        err.output = output;
        throw err;
      }
      if (args.json) {
        printJson('ok', output);
      } else {
        console.log(output.ai_page_html);
      }
      return;
    }

    if (FAILURE_STATUSES.has(taskStatus)) {
      const output = toOutput(taskId, historicalData, createData, taskStatus);
      if (args.json) {
        printJson('error', output);
        process.exit(1);
      }
      throw new Error(output.error_message || `Task finished with status: ${taskStatus}`);
    }

    await sleep(intervalMs);
  }

  const output = toOutput(taskId, lastHistoricalData, createData, lastStatus || 'UNKNOWN');
  const err = new Error(`Timed out after ${args.maxWaitSec}s. Last status: ${output.task_status || 'UNKNOWN'}. Task ID: ${taskId}`);
  err.output = output;
  throw err;
}

main().catch((err) => {
  if (err?.output && process.argv.includes('--json')) {
    printJson('error', err.output);
  }
  console.error(`ERROR: ${err?.message || err}`);
  process.exit(1);
});