{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.aftech.internal/article-consolidation/v1/article-input.schema.json",
  "x-contract-version": "1.0.0",
  "title": "ArticleInputUnit",
  "type": "object",
  "required": [
    "selected_extractor"
  ],
  "properties": {
    "articles": false,
    "selected_extractor": {
      "type": "string",
      "enum": ["trafilatura", "newspaper4k", "readability"]
    },
    "crawled_url": {
      "type": ["string", "null"]
    },
    "error_message": {
      "type": ["string", "null"]
    },
    "extraction_status": {
      "type": ["string", "null"]
    },
    "http_status": {
      "type": ["integer", "null"]
    },
    "input_meta": {
      "type": ["object", "null"],
      "properties": {
        "url": { "type": ["string", "null"] },
        "titulo": { "type": ["string", "null"] },
        "subtitulo": { "type": ["string", "null"] },
        "quando_publicado": { "type": ["string", "null"] }
      },
      "additionalProperties": true
    },
    "page_title": {
      "type": ["string", "null"]
    },
    "trafilatura": {
      "type": ["object", "null"],
      "properties": {
        "title": { "type": ["string", "null"] },
        "author": { "type": ["string", "null"] },
        "date": { "type": ["string", "null"] },
        "description": { "type": ["string", "null"] },
        "text": { "type": ["string", "null"] },
        "markdown": { "type": ["string", "null"] },
        "canonical_url": { "type": ["string", "null"] },
        "image": { "type": ["string", "null"] },
        "language": { "type": ["string", "null"] },
        "sitename": { "type": ["string", "null"] },
        "categories": { "type": "array", "items": { "type": "string" } },
        "tags": { "type": "array", "items": { "type": "string" } },
        "raw_json": { "type": ["object", "string", "null"] },
        "pagetype": { "type": ["string", "null"] },
        "error": { "type": ["string", "null"] }
      },
      "additionalProperties": true
    },
    "newspaper4k": {
      "type": ["object", "null"],
      "properties": {
        "title": { "type": ["string", "null"] },
        "authors": { "type": "array", "items": { "type": "string" } },
        "publish_date": { "type": ["string", "null"] },
        "meta_description": { "type": ["string", "null"] },
        "text": { "type": ["string", "null"] },
        "article_html": { "type": ["string", "null"] },
        "canonical_link": { "type": ["string", "null"] },
        "top_image": { "type": ["string", "null"] },
        "images": { "type": "array", "items": { "type": "string" } },
        "meta_data": { "type": "object" },
        "meta_lang": { "type": ["string", "null"] },
        "meta_site_name": { "type": ["string", "null"] },
        "tags": { "type": "array", "items": { "type": "string" } },
        "keywords": { "type": "array", "items": { "type": "string" } },
        "error": { "type": ["string", "null"] }
      },
      "additionalProperties": true
    },
    "readability": {
      "type": ["object", "null"],
      "properties": {
        "title": { "type": ["string", "null"] },
        "short_title": { "type": ["string", "null"] },
        "author": { "type": ["string", "null"] },
        "cleaned_text": { "type": ["string", "null"] },
        "cleaned_html": { "type": ["string", "null"] },
        "error": { "type": ["string", "null"] }
      },
      "additionalProperties": true
    }
  },
  "additionalProperties": true
}