{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "http://wurl.com/epg-ingestion-schema.json",
  "definitions": {
    "program": {
      "type": "object",
      "properties": {
        "key": { "$ref": "#/definitions/string_255_not_null" },
        "title": { "$ref": "#/definitions/string_255_not_null" },
        "short_description": { "$ref": "#/definitions/string_255" },
        "description": {"type": "string"},
        "content_type": {
          "type": "string",
          "enum": ["episode", "movie", "shortFormVideo", "tvSpecial"]
        },
        "iab_categories": {
          "type": "array",
          "items": [ { "$ref": "#/definitions/string_255" } ]
        },
        "release_date": { "$ref": "#/definitions/release_date" },
        "thumbnails": {
          "type": "array",
          "items": [ { "$ref": "#/definitions/thumbnail" } ]
        },
        "genres": {
          "type": "array",
          "items": [ { "$ref": "#/definitions/genre" } ]
        },
        "ratings": {
          "type": "array",
          "items": [
            {
              "type": "object",
              "properties": {
                "source": {"type": "string"},
                "rating": {"type": "string"}
              },
              "required": ["source", "rating"]
            }
          ]
        },
        "credits": {
          "type": "array",
          "items": [
            {
              "type": "object",
              "properties": {
                "name": {"type": "string"},
                "role": {
                  "type": "string",
                  "enum": ["actor", "director", "producer", "writer", "author"]
                },
                "description": { "type": "string" }
              },
              "required": ["name", "role"]
            }
          ]
        },
        "series": {
          "type": "object",
          "properties": {
            "title": { "$ref": "#/definitions/string_255_not_null" },
            "release_date": { "$ref": "#/definitions/release_date" },
            "description": {"type": "string"},
            "studio": { "$ref": "#/definitions/string_255" },
            "thumbnails": {
              "type": "array",
              "items": [
                { "$ref": "#/definitions/thumbnail" }
              ]
            },
            "season": {
              "type": "object",
              "properties": {
                "title": { "$ref": "#/definitions/string_255" },
                "number": {"type": "integer"},
                "episode_number": {"type": "integer"},
                "release_date": { "$ref": "#/definitions/release_date" }
              },
              "required": ["number", "episode_number"]
            }
          },
          "required": ["description", "thumbnails", "season"]
        }
      },
      "required": ["key", "title", "content_type", "thumbnails"]
    },
    "event": {
      "type": "object",
      "oneOf": [
        {
          "properties": {
            "program_key": { "$ref": "#/definitions/string_255_not_null" },
            "time_slot": {"type": "string", "format": "date-time"},
            "duration": { "$ref": "#/definitions/duration" }
          },
          "required": ["program_key", "time_slot", "duration"]
        },
        {
          "properties": {
            "episode_guid": { "$ref": "#/definitions/string_255_not_null" },
            "time_slot": {"type": "string", "format": "date-time"},
            "duration": { "$ref": "#/definitions/duration" }
          },
          "required": ["episode_guid", "time_slot", "duration"]
        }

      ]
    },
    "wurl_episode": {
      "type": "object",
      "properties": {
        "title": { "type": "string" },
        "guid": { "$ref": "#/definitions/string_255_not_null" },
        "duration": { "$ref": "#/definitions/duration" }
      },
      "required": ["guid", "duration"]
    },
    "genre": {
      "type": "object",
      "properties": {
        "source": { "$ref": "#/definitions/string_255_not_null" },
        "key": { "$ref": "#/definitions/string_255_not_null" },
        "name": { "$ref": "#/definitions/string_255" }
      },
      "required": ["source", "key"]
    },
    "thumbnail": {
      "type": "object",
      "properties": {
        "url": { "$ref": "#/definitions/url" },
        "type": {"type": "string"},
        "width": {"type": "integer"},
        "height": {"type": "integer"},
        "ratio": {"type": "string"}
      },
      "required": ["url", "width", "height"]
    },
    "string_255": {
      "type": "string", "maxLength": 255
    },
    "string_255_not_null": {
      "type": "string", "minLength": 1, "maxLength": 255
    },
    "duration": {
      "type": "integer", "exclusiveMinimum": 180, "exclusiveMaximum": 21600
    },
    "url": {
      "type": "string",
      "pattern": "https?:\/\/[\\S]+"
    },
    "release_date": {
      "type": "string", "format": "date"
    },
    "language": {
      "type": "string",
      "enum": ["ab","aa", "af", "ak", "sq", "am","ar", "an", "hy", "as", "av","ae", "ay", "az", "bm", "ba","eu",
        "be", "bn", "bh", "bi","bs", "br", "bg", "my", "ca","ch", "ce", "ny", "zh", "zh","cv", "kw", "co", "cr",
        "hr","cs", "da", "dv", "nl", "dz","en", "eo", "et", "ee", "fo","fj", "fi", "fr", "ff", "gl","gd", "gv",
        "ka", "de", "el","kl", "gn", "gu", "ht", "ha","he", "hz", "hi", "ho", "hu","is", "io", "ig", "id", "in",
        "ia", "ie", "iu", "ik", "ga","it", "ja", "jv", "kl", "kn","kr", "ks", "kk", "km", "ki","rw", "rn", "ky",
        "kv", "kg","ko", "ku", "kj", "lo", "la","lv", "li", "ln", "lt", "lu","lg", "lb", "gv", "mk", "mg","ms",
        "ml", "mt", "mi", "mr","mh", "mo", "mn", "na", "nv","ng", "nd", "ne", "no", "nb","nn", "ii", "oc", "oj",
        "cu","or", "om", "os", "pi", "ps","fa", "pl", "pt", "pa", "qu","rm", "ro", "ru", "se", "sm","sg", "sa",
        "sr", "sh", "st","tn", "sn", "ii", "sd", "si","ss", "sk", "sl", "so", "nr","es", "su", "sw", "ss", "sv",
        "tl", "ty", "tg", "ta", "tt","te", "th", "bo", "ti", "to","ts", "tr", "tk", "tw", "ug","uk", "ur", "uz",
        "ve", "vi","vo", "wa", "cy", "wo", "fy","xh", "yi", "ji", "yo", "za","zu"]
    }
  },
  "type": "object",
  "properties": {
    "channel": {
      "type": "object",
      "oneOf": [
        {
          "properties": {
            "wurl_channel_slug": { "$ref": "#/definitions/string_255_not_null" },
            "title": { "$ref": "#/definitions/string_255_not_null" },
            "broadcast_url": {  "$ref": "#/definitions/url" },
            "language": { "$ref": "#/definitions/language" },
            "genres": {"type": "array", "items": [ { "$ref": "#/definitions/genre"} ] },
            "events": {"type": "array", "items": [ {"$ref": "#/definitions/event"} ] },
            "programs": {"type": "array", "items": [ {"$ref": "#/definitions/program"} ] }
          },
          "required": ["wurl_channel_slug", "title", "broadcast_url", "language", "programs", "events"]
        },
        {
          "properties": {
            "wurl_channel_slug": { "$ref": "#/definitions/string_255_not_null" },
            "title": { "$ref": "#/definitions/string_255_not_null" },
            "broadcast_url": {  "$ref": "#/definitions/url" },
            "language": { "$ref": "#/definitions/language" },
            "genres": {"type": "array", "items": [ { "$ref": "#/definitions/genre"} ] },
            "events": {"type": "array", "items": [ {"$ref": "#/definitions/event"} ] },
            "wurl_episodes": {"type": "array", "items": [ {"$ref": "#/definitions/wurl_episode"} ] }
          },
          "required": ["wurl_channel_slug", "title", "broadcast_url", "language", "wurl_episodes", "events"]
        }
      ]
    }
  },
  "required": ["channel"]
}