{
	"$id": "https://mapliberator.com/spec/1.0-draft/schemas/collections.schema.json",
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"type": "object",
	"properties": {
		"collections": {
			"type": "array",
			"items": {
				"type": "object",
				"properties": {
					"id": {
						"type": "string",
						"pattern": "^collection\\/[0-9]{6,}$",
						"description": "Archive-local ID: \"collection/<sequence>\""
					},
					"name": {
						"type": "string"
					},
					"description": {
						"type": [
							"string",
							"null"
						]
					},
					"parent": {
						"anyOf": [
							{
								"type": "string",
								"pattern": "^collection\\/[0-9]{6,}$",
								"description": "Archive-local ID: \"collection/<sequence>\""
							},
							{
								"type": "null"
							}
						]
					},
					"createdAt": {
						"anyOf": [
							{
								"type": "string",
								"pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}(\\.[0-9]+)?Z$",
								"description": "RFC 3339 timestamp, UTC"
							},
							{
								"type": "null"
							}
						]
					},
					"updatedAt": {
						"anyOf": [
							{
								"type": "string",
								"pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}(\\.[0-9]+)?Z$",
								"description": "RFC 3339 timestamp, UTC"
							},
							{
								"type": "null"
							}
						]
					},
					"source": {
						"description": "null for collections synthesized by the exporter (e.g. \"Completed trails\")",
						"anyOf": [
							{
								"type": "object",
								"properties": {
									"platform": {
										"type": "string"
									},
									"id": {
										"type": "string"
									},
									"url": {
										"type": [
											"string",
											"null"
										]
									},
									"raw": {}
								},
								"required": [
									"id"
								],
								"additionalProperties": {}
							},
							{
								"type": "null"
							}
						]
					},
					"members": {
						"type": "array",
						"items": {
							"anyOf": [
								{
									"type": "object",
									"properties": {
										"ref": {
											"type": "string",
											"pattern": "^(track|route|waypoint|area|photo|collection)\\/[0-9]{6,}$",
											"description": "Archive-local ID: \"<type>/<sequence>\""
										}
									},
									"required": [
										"ref"
									],
									"additionalProperties": {}
								},
								{
									"type": "object",
									"properties": {
										"reference": {
											"type": "object",
											"properties": {
												"name": {
													"type": "string"
												},
												"source": {
													"type": "object",
													"properties": {
														"platform": {
															"type": "string",
															"minLength": 1
														},
														"id": {
															"type": "string"
														},
														"url": {
															"type": [
																"string",
																"null"
															]
														}
													},
													"required": [
														"platform",
														"id"
													],
													"additionalProperties": {}
												},
												"coordinate": {
													"anyOf": [
														{
															"minItems": 2,
															"maxItems": 3,
															"type": "array",
															"items": {
																"type": "number"
															},
															"description": "[longitude, latitude, elevationMeters?] in WGS84 (RFC 7946 order)"
														},
														{
															"type": "null"
														}
													]
												}
											},
											"required": [
												"name",
												"source"
											],
											"additionalProperties": {},
											"description": "Pointer to content the user saved but did not author. Never carries geometry."
										},
										"annotations": {
											"type": "object",
											"properties": {
												"completedAt": {
													"anyOf": [
														{
															"type": "string",
															"pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}(T[0-9]{2}:[0-9]{2}:[0-9]{2}(\\.[0-9]+)?Z)?$",
															"description": "RFC 3339 full-date or UTC timestamp"
														},
														{
															"type": "null"
														}
													]
												},
												"rating": {
													"type": [
														"number",
														"null"
													]
												},
												"review": {
													"type": [
														"string",
														"null"
													]
												},
												"notes": {
													"type": [
														"string",
														"null"
													]
												}
											},
											"additionalProperties": {},
											"description": "The user's own annotations on third-party content"
										}
									},
									"required": [
										"reference"
									],
									"additionalProperties": {}
								}
							]
						}
					}
				},
				"required": [
					"id",
					"name",
					"members"
				],
				"additionalProperties": {}
			}
		}
	},
	"required": [
		"collections"
	],
	"additionalProperties": {},
	"description": "collections.json"
}