{
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"$id": "sykkelaksjon-api",
	"title": "Sykkelaksjon",
	"description": "Server message for users of the Sykkelaksjon web site",
	"type": "object",
	"properties": {
		"name": {
			"type": "string",
			"description": "The full name of the connected user"
		},
		"isAdmin": {
			"type": "boolean",
			"description": "Whether the connected user is an administrator"
		},
		"activityTypes": {
			"type": "array",
			"description": "Available types of activities",
			"items": {
				"$ref": "#/$defs/activityType"
			}
		},
		"unitConversionNecessary" : {
			"type": "boolean",
			"description": "Whether there exists activity types that don't have a conversion factor of 1"
		},
		"activityTemplates": {
			"type": "array",
			"description": "Templates that the user might apply to quickly add a new activity",
			"items": {
				"$ref": "#/$defs/activityTemplate"
			}
		},
		"activities": {
			"type": "array",
			"description": "The activities the user has performed",
			"items": {
				"$ref": "#/$defs/activity"
			}
		},
		"otherUsers": {
			"type": "array",
			"description": "Other users of the web site to create a leaderboard, and more detailed information for administrators",
			"items": {
				"type": "object",
				"description": "Information about other users in the system",
				"properties": {
					"name": {
						"type": "string",
						"description": "The display name of the user"
					},
					"earliestActivity": {
						"$ref": "#/$defs/date",
						"description": "The earliest date the user has performed an activity on"
					},
					"latestActivity": {
						"$ref": "#/$defs/date",
						"description": "The latest date the user has performed an activity on"
					},
					"totalKilometers": {
						"type": "number",
						"description": "The total amount of kilometers (including converted activities) the user has covered"
					},
					"userId": {
						"type": "integer",
						"description": "Administrator info: ther user id of the user"
					},
					"userName": {
						"type": "string",
						"description": "Administrator info: the username of the user"
					},
					"isActive": {
						"type": "boolean",
						"description": "Administrator info: whether the user listed is still active"
					},
					"isAdmin": {
						"type": "boolean",
						"description": "Administrator info: whether the user listed is an administrator"
					},
					"activityTemplates": {
						"type": "array",
						"description": "Administrator info: the activity templates this user has defined",
						"items": {
							"$ref": "#/$defs/activityTemplate"
						}
					},
					"activities": {
						"type": "array",
						"description": "Administrator info: a detailed list of activities the user has performed",
						"items": {
							"$ref": "#/$defs/activity"
						}
					}

				},
				"required": ["name"]
			}
		}
	},
	"required": ["name", "isAdmin", "activityTypes", "unitConversionNecessary", "activityTemplates", "activities", "otherUsers"],

	"$defs": {
		"date": {
			"type": "string",
			"description": "A date in local time",
			"pattern": "[0-9]{4}-[0-9]{2}-[0-9]{4}"
		},
		"activityType": {
			"type": "object",
			"description": "An available activity the user may log",
			"properties": {
				"id": {
					"type": "integer",
					"description": "The database ID of the activity type"
				},
				"name": {
					"type": "string",
					"description": "The name of the activity type"
				},
				"unit": {
					"type": "string",
					"description": "The unit this activity type is measured in"
				},
				"conversionFactor": {
					"type": "number",
					"description": "The conversion factor from the unit the activity is measured in into kilometers"
				}
			},
			"required": ["name", "unit", "conversionFactor"]
		},
		"activityTemplate": {
			"type": "object",
			"description": "Templates that the user has stored in order to quickly add common activities",
			"properties": {
				"id": {
					"type": "integer",
					"description": "The database ID of the activity template"
				},
				"activityType": {
					"$ref": "#/$defs/activityType"
				},
				"name": {
					"type": "string",
					"description": "The name the user has given to this activity"
				},
				"numberOfUnits": {
					"type": "number",
					"description": "The length of the activity (in units defined in the activity type)"
				}
			},
			"required": ["activityType", "name", "numberOfUnits"]
		},
		"activity": {
			"type": "object",
			"description": "An activity a user has performed at some date",
			"properties": {
				"id": {
					"type": "integer",
					"description": "The database ID of the activity"
				},
				"activityType": {
					"$ref": "#/$defs/activityType"
				},
				"numberOfUnits": {
					"type": "number",
					"description": "The length of the activity (in units defined in the activity type)"
				},
				"description": {
					"type": "string",
					"description": "The user's description of the activity"
				},
				"date": {
					"$ref": "#/$defs/date",
					"description": "The date the user performed the activity"
				}
			},
			"required": ["activityType", "numberOfUnits", "description", "date"]
		}
	}
}