social.coves.community.post.create

{
  "$type": "com.atproto.lexicon.schema",
  "defs": {
    "main": {
      "description": "Create a new post in a community",
      "errors": [
        {
          "description": "Community not found",
          "name": "CommunityNotFound"
        },
        {
          "description": "User is not authorized to post in this community",
          "name": "NotAuthorized"
        },
        {
          "description": "User is banned from this community",
          "name": "Banned"
        },
        {
          "description": "Post content violates community rules",
          "name": "InvalidContent"
        },
        {
          "description": "Post violates community content rules (e.g., embeds not allowed, text too short)",
          "name": "ContentRuleViolation"
        }
      ],
      "input": {
        "encoding": "application/json",
        "schema": {
          "properties": {
            "community": {
              "description": "DID or handle of the community to post in",
              "format": "at-identifier",
              "type": "string"
            },
            "content": {
              "description": "Post content - supports rich text via facets",
              "maxGraphemes": 10000,
              "maxLength": 100000,
              "type": "string"
            },
            "embed": {
              "description": "Embedded media, external links, or quoted posts",
              "refs": [
                "social.coves.embed.images",
                "social.coves.embed.video",
                "social.coves.embed.external",
                "social.coves.embed.post"
              ],
              "type": "union"
            },
            "facets": {
              "description": "Annotations for rich text (mentions, links, formatting, block structure)",
              "items": {
                "ref": "social.coves.richtext.facet",
                "type": "ref"
              },
              "maxLength": 200,
              "type": "array"
            },
            "labels": {
              "description": "Self-applied content labels (NSFW, spoilers, etc.)",
              "ref": "com.atproto.label.defs#selfLabels",
              "type": "ref"
            },
            "langs": {
              "description": "Languages used in the post content (ISO 639-1)",
              "items": {
                "format": "language",
                "type": "string"
              },
              "maxLength": 3,
              "type": "array"
            },
            "tags": {
              "description": "User-applied topic tags",
              "items": {
                "maxGraphemes": 64,
                "maxLength": 640,
                "type": "string"
              },
              "maxLength": 8,
              "type": "array"
            },
            "title": {
              "description": "Post title (optional for media-only posts)",
              "maxGraphemes": 300,
              "maxLength": 3000,
              "type": "string"
            }
          },
          "required": [
            "community"
          ],
          "type": "object"
        }
      },
      "output": {
        "encoding": "application/json",
        "schema": {
          "properties": {
            "cid": {
              "description": "CID of the created post",
              "format": "cid",
              "type": "string"
            },
            "uri": {
              "description": "AT-URI of the created post",
              "format": "at-uri",
              "type": "string"
            }
          },
          "required": [
            "uri",
            "cid"
          ],
          "type": "object"
        }
      },
      "type": "procedure"
    }
  },
  "id": "social.coves.community.post.create",
  "lexicon": 1
}