{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/teachable/main/json-schema/teachable-course.json",
  "title": "TeachableCourse",
  "description": "A course on a Teachable school.",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "description": "Unique course identifier."
    },
    "name": {
      "type": "string",
      "description": "Course title."
    },
    "heading": {
      "type": ["string", "null"],
      "description": "The course subtitle, as set in the Information tab."
    },
    "description": {
      "type": ["string", "null"],
      "description": "Course description as set on the sales page."
    },
    "is_published": {
      "type": "boolean",
      "description": "Whether the course is published and visible to students."
    },
    "image_url": {
      "type": ["string", "null"],
      "format": "uri",
      "description": "URL of the course image."
    },
    "lecture_sections": {
      "type": "array",
      "description": "Sections of the course containing lectures.",
      "items": {
        "$ref": "#/definitions/LectureSection"
      }
    },
    "author_bio": {
      "$ref": "#/definitions/AuthorBio"
    }
  },
  "required": ["id", "name", "is_published"],
  "definitions": {
    "LectureSection": {
      "type": "object",
      "properties": {
        "id": { "type": "integer" },
        "name": { "type": "string" },
        "is_published": { "type": "boolean" },
        "position": { "type": "integer" },
        "lectures": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "id": { "type": "integer" },
              "position": { "type": "integer" },
              "is_published": { "type": "boolean" }
            }
          }
        }
      },
      "required": ["id", "name", "is_published", "position"]
    },
    "AuthorBio": {
      "type": "object",
      "properties": {
        "name": { "type": "string" },
        "bio": { "type": ["string", "null"] },
        "profile_image_url": { "type": ["string", "null"], "format": "uri" },
        "user_id": { "type": ["integer", "null"] }
      },
      "required": ["name"]
    }
  }
}