extend type Query {
    isAnalyticsEnabled: Boolean!
    getAnalyticsCharts: [AnalyticsChartGroup!]!
    getHighlights: [Highlight!]!
}

union AnalyticsChart = TimeSeriesChart | BarChart | TableChart

type AnalyticsChartGroup {
    title: String!
    charts: [AnalyticsChart!]!
}

enum DateInterval {
    SECOND
    MINUTE
    HOUR
    DAY
    WEEK
    MONTH
    YEAR
}

type DateRange {
    start: String!
    end: String!
}

type NumericDataPoint {
    x: String!
    y: Int!
}

type NamedLine {
    name: String!
    data: [NumericDataPoint!]!
}

type TimeSeriesChart {
    title: String!
    lines: [NamedLine!]!
    dateRange: DateRange!
    interval: DateInterval!
}

type BarSegment {
    label: String!
    value: Int!
}

type NamedBar {
    name: String!
    segments: [BarSegment!]!
}

type BarChart {
    title: String!
    bars: [NamedBar!]!
}

type Row {
    # All values are expected to be strings.
    values: [String!]!
}

type TableChart {
    title: String!
    columns: [String!]!
    rows: [Row!]!
}

type Highlight {
    value: Int!
    title: String!
    body: String!
}