{
  "lexicon": 1,
  "id": "app.bsky.embed.external",
  "defs": {
    "main": {
      "type": "object",
      "description": "A representation of some externally linked content (eg, a URL and 'card'), embedded in a Bluesky record (eg, a post).",
      "required": ["external"],
      "properties": {
        "external": {
          "type": "ref",
          "ref": "#external"
        }
      }
    },
    "external": {
      "type": "object",
      "required": ["uri", "title", "description"],
      "properties": {
        "uri": { "type": "string", "format": "uri" },
        "title": { "type": "string" },
        "description": { "type": "string" },
        "thumb": {
          "type": "blob",
          "accept": ["image/*"],
          "maxSize": 1000000
        },
        "associatedRefs": {
          "type": "array",
          "items": {
            "type": "ref",
            "ref": "com.atproto.repo.strongRef"
          },
          "description": "StrongRefs (uri+cid) of the Atmosphere records that backed this view."
        }
      }
    },
    "view": {
      "type": "object",
      "required": ["external"],
      "properties": {
        "external": {
          "type": "ref",
          "ref": "#viewExternal"
        }
      }
    },
    "viewExternal": {
      "type": "object",
      "required": ["uri", "title", "description"],
      "properties": {
        "uri": { "type": "string", "format": "uri" },
        "title": { "type": "string" },
        "description": { "type": "string" },
        "thumb": { "type": "string", "format": "uri" },
        "createdAt": {
          "type": "string",
          "format": "datetime",
          "description": "When the external content was created, if available. Example: a publication date, for an article."
        },
        "updatedAt": {
          "type": "string",
          "format": "datetime",
          "description": "When the external content was updated, if available."
        },
        "readingTime": {
          "type": "integer",
          "description": "Estimated reading time in minutes, if applicable and available."
        },
        "labels": {
          "type": "array",
          "items": { "type": "ref", "ref": "com.atproto.label.defs#label" }
        },
        "source": { "type": "ref", "ref": "#viewExternalSource" },
        "associatedRefs": {
          "type": "array",
          "items": {
            "type": "ref",
            "ref": "com.atproto.repo.strongRef"
          },
          "description": "StrongRefs (uri+cid) of the Atmosphere records that backed this view."
        },
        "associatedProfiles": {
          "type": "array",
          "items": {
            "type": "ref",
            "ref": "app.bsky.actor.defs#profileViewBasic"
          },
          "description": "Profiles of the owners of the Atmosphere records that backed this view."
        }
      }
    },
    "viewExternalSource": {
      "type": "object",
      "description": "The source of an external embed, such as a standard.site publication.",
      "required": ["uri", "title"],
      "properties": {
        "uri": {
          "type": "string",
          "format": "uri",
          "description": "URI of the source, if available. Example: the https:// URL of a site.standard.publication record."
        },
        "icon": {
          "type": "string",
          "format": "uri",
          "description": "Fully-qualified URL where an icon representing the source can be fetched. For example, CDN location provided by the App View."
        },
        "title": { "type": "string" },
        "description": { "type": "string" },
        "theme": {
          "type": "ref",
          "ref": "#viewExternalSourceTheme"
        }
      }
    },
    "viewExternalSourceTheme": {
      "type": "object",
      "description": "The theme colors of an external source, such as a site.standard.publication. These colors may be used when rendering an embed from that source.",
      "properties": {
        "backgroundRGB": {
          "type": "ref",
          "ref": "#colorRGB"
        },
        "foregroundRGB": {
          "type": "ref",
          "ref": "#colorRGB"
        },
        "accentRGB": {
          "type": "ref",
          "ref": "#colorRGB"
        },
        "accentForegroundRGB": {
          "type": "ref",
          "ref": "#colorRGB"
        }
      }
    },
    "colorRGB": {
      "type": "object",
      "description": "RGB color definition, inspired by site.standard.theme.color#rgb",
      "required": ["r", "g", "b"],
      "properties": {
        "r": { "type": "integer", "minimum": 0, "maximum": 255 },
        "g": { "type": "integer", "minimum": 0, "maximum": 255 },
        "b": { "type": "integer", "minimum": 0, "maximum": 255 }
      }
    }
  }
}