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import { computed, action } from "mobx"
import { observer } from "mobx-react"
import { TimelineComponent } from "../timeline/TimelineComponent"
import { formatValue } from "../../clientUtils/formatValue"
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
import { faDownload } from "@fortawesome/free-solid-svg-icons/faDownload"
import { faShareAlt } from "@fortawesome/free-solid-svg-icons/faShareAlt"
import { faExpand } from "@fortawesome/free-solid-svg-icons/faExpand"
import { faExternalLinkAlt } from "@fortawesome/free-solid-svg-icons/faExternalLinkAlt"
import { faChevronDown } from "@fortawesome/free-solid-svg-icons/faChevronDown"
import {
FacetAxisDomain,
FacetStrategy,
GrapherTabOption,
RelatedQuestionsConfig,
StackMode,
} from "../core/GrapherConstants"
import { ShareMenu, ShareMenuManager } from "./ShareMenu"
import { TimelineController } from "../timeline/TimelineController"
import { AxisConfig } from "../axis/AxisConfig"
import { Tippy } from "../chart/Tippy"
import { Bounds } from "../../clientUtils/Bounds"
import classnames from "classnames"
export interface NoDataAreaToggleManager {
showNoDataArea?: boolean
}
@observer
export class NoDataAreaToggle extends React.Component<{
manager: NoDataAreaToggleManager
}> {
@action.bound onToggle(): void {
this.manager.showNoDataArea = !this.manager.showNoDataArea
}
@computed get manager(): NoDataAreaToggleManager {
return this.props.manager
}
render(): JSX.Element {
const label = "Show 'no data' area"
return (
<label className="clickable">
<input
type="checkbox"
checked={this.manager.showNoDataArea}
onChange={this.onToggle}
data-track-note="chart-no-data-area-toggle"
/>{" "}
{label}
</label>
)
}
}
export interface AbsRelToggleManager {
stackMode?: StackMode
relativeToggleLabel?: string
}
@observer
export class AbsRelToggle extends React.Component<{
manager: AbsRelToggleManager
}> {
@action.bound onToggle(): void {
this.manager.stackMode = this.isRelativeMode
? StackMode.absolute
: StackMode.relative
}
@computed get isRelativeMode(): boolean {
return this.manager.stackMode === StackMode.relative
}
@computed get manager(): AbsRelToggleManager {
return this.props.manager
}
render(): JSX.Element {
const label = this.manager.relativeToggleLabel ?? "Relative"
return (
<label className="clickable">
<input
type="checkbox"
checked={this.isRelativeMode}
onChange={this.onToggle}
data-track-note="chart-abs-rel-toggle"
/>{" "}
{label}
</label>
)
}
}
export interface FacetYDomainToggleManager {
yAxis?: AxisConfig
}
@observer
export class FacetYDomainToggle extends React.Component<{
manager: FacetYDomainToggleManager
}> {
@action.bound onToggle(): void {
this.props.manager.yAxis!.facetDomain = this.isYDomainShared
? FacetAxisDomain.independent
: FacetAxisDomain.shared
}
@computed get isYDomainShared(): boolean {
const facetDomain =
this.props.manager.yAxis!.facetDomain || FacetAxisDomain.shared
return facetDomain === FacetAxisDomain.shared
}
render(): JSX.Element {
return (
<label className="clickable">
<input
type="checkbox"
checked={this.isYDomainShared}
onChange={this.onToggle}
data-track-note="chart-facet-ydomain-toggle"
/>{" "}
Uniform y-axis
</label>
)
}
}
export interface ZoomToggleManager {
zoomToSelection?: boolean
}
@observer
export class ZoomToggle extends React.Component<{
manager: ZoomToggleManager
}> {
@action.bound onToggle(): void {
this.props.manager.zoomToSelection = this.props.manager.zoomToSelection
? undefined
: true
}
render(): JSX.Element {
const label = "Zoom to selection"
return (
<label className="clickable">
<input
type="checkbox"
checked={this.props.manager.zoomToSelection}
onChange={this.onToggle}
data-track-note="chart-zoom-to-selection"
/>{" "}
{label}
</label>
)
}
}
export interface SmallCountriesFilterManager {
populationFilterOption?: number
minPopulationFilter?: number
}
@observer
export class FilterSmallCountriesToggle extends React.Component<{
manager: SmallCountriesFilterManager
}> {
@action.bound private onChange(): void {
this.manager.minPopulationFilter = this.manager.minPopulationFilter
? undefined
: this.filterOption
}
@computed private get manager(): SmallCountriesFilterManager {
return this.props.manager
}
@computed private get filterOption(): number {
return this.manager.populationFilterOption ?? 1e6
}
render(): JSX.Element {
const label = `Hide countries < ${formatValue(
this.filterOption,
{}
)} people`
return (
<label className="clickable">
<input
type="checkbox"
checked={!!this.manager.minPopulationFilter}
onChange={this.onChange}
data-track-note="chart-filter-small-countries"
/>{" "}
{label}
</label>
)
}
}
export interface FacetStrategyDropdownManager {
availableFacetStrategies: FacetStrategy[]
facetStrategy?: FacetStrategy
hideFacetControl?: boolean
entityType?: string
}
// A drop-down button that, when clicked, shows a hovering visual display
// indicating the faceting options.
@observer
export class FacetStrategyDropdown extends React.Component<{
manager: FacetStrategyDropdownManager
}> {
render(): JSX.Element {
return (
<Tippy
content={this.content}
interactive={true}
trigger={"click"}
placement={"bottom-start"}
arrow={false}
>
<div
className="FacetStrategyDropdown"
style={{ width: this.dropDownWidth }}
>
{this.facetStrategyLabels[this.facetStrategy]}
<div>
<FontAwesomeIcon icon={faChevronDown} />
</div>
</div>
</Tippy>
)
}
@computed get facetStrategyLabels(): { [key in FacetStrategy]: string } {
// arbitrary entity names can be too long for our current design; as a trade-off,
// we accept them only if they are not too long, otherwise we just use "item"
const entityType = this.props.manager.entityType ?? "country"
const entityLabel =
entityType.length > "country".length ? "item" : entityType
return {
[FacetStrategy.none]: "All together",
[FacetStrategy.entity]: `Split by ${entityLabel}`,
[FacetStrategy.metric]: "Split by metric",
}
}
@computed get strategies(): FacetStrategy[] {
return (
this.props.manager.availableFacetStrategies || [
FacetStrategy.none,
FacetStrategy.entity,
FacetStrategy.metric,
]
)
}
@computed get dropDownWidth(): string {
const maxWidth = Math.max(
...this.strategies.map(
(s) =>
Bounds.forText(this.facetStrategyLabels[s], {
fontSize: 12,
}).width
)
)
return `${maxWidth + 45}px` // leave room for the chevron
}
// A hovering visual display giving options to be selected from
@computed get content(): JSX.Element {
const parts = this.strategies.map((value: FacetStrategy) => {
const label = this.facetStrategyLabels[value]
const children =
value === FacetStrategy.none ? (
// a single solid block
<div className="FacetStrategyPreview-none-child"></div>
) : (
// a 3x2 grid of squares
<>
<div className="FacetStrategyPreview-split-child"></div>
<div className="FacetStrategyPreview-split-child"></div>
<div className="FacetStrategyPreview-split-child"></div>
<div className="FacetStrategyPreview-split-child"></div>
<div className="FacetStrategyPreview-split-child"></div>
<div className="FacetStrategyPreview-split-child"></div>
</>
)
return (
<div
className={classnames({
FacetStrategyOption: true,
selected: value === this.facetStrategy,
})}
key={value.toString()}
>
<a
onClick={(): void => {
this.props.manager.facetStrategy = value
}}
>
<div className="FacetStrategyLabel">{label}</div>
<div className={`FacetStrategyPreview-parent`}>
{children}
</div>
</a>
</div>
)
})
return <div className="FacetStrategyFloat">{parts}</div>
}
@computed get facetStrategy(): FacetStrategy {
return this.props.manager.facetStrategy || FacetStrategy.none
}
}
export interface FooterControlsManager extends ShareMenuManager {
isShareMenuActive?: boolean
isSelectingData?: boolean
availableTabs?: GrapherTabOption[]
currentTab?: GrapherTabOption
isInIFrame?: boolean
canonicalUrl?: string
showTimeline?: boolean
hasRelatedQuestion?: boolean
relatedQuestions: RelatedQuestionsConfig[]
footerControlsHeight?: number
timelineController?: TimelineController
}
@observer
export class FooterControls extends React.Component<{
manager: FooterControlsManager
}> {
@computed private get manager(): FooterControlsManager {
return this.props.manager
}
@action.bound onShareMenu(): void {
this.manager.isShareMenuActive = !this.manager.isShareMenuActive
}
@computed private get availableTabs(): GrapherTabOption[] {
return this.manager.availableTabs || []
}
private _getTabsElement(): JSX.Element {
const { manager } = this
return (
<nav className="tabs">
<ul>
{this.availableTabs.map((tabName) => {
return tabName !== GrapherTabOption.download ? (
<li
key={tabName}
className={
"tab clickable" +
(tabName === manager.currentTab
? " active"
: "")
}
>
<a
onClick={(): void => {
manager.currentTab = tabName
}}
data-track-note={"chart-click-" + tabName}
>
{tabName}
</a>
</li>
) : null
})}
<li
className={
"tab clickable icon download-tab-button" +
(manager.currentTab === GrapherTabOption.download
? " active"
: "")
}
title="Download as .png or .svg"
>
<a
data-track-note="chart-click-download"
onClick={(): GrapherTabOption =>
(manager.currentTab = GrapherTabOption.download)
}
>
<FontAwesomeIcon icon={faDownload} /> Download
</a>
</li>
<li className="clickable icon">
<a
title="Share"
onClick={this.onShareMenu}
data-track-note="chart-click-share"
>
<FontAwesomeIcon icon={faShareAlt} />
</a>
</li>
{manager.isInIFrame && (
<li className="clickable icon">
<a
title="Open chart in new tab"
href={manager.canonicalUrl}
data-track-note="chart-click-newtab"
target="_blank"
rel="noopener"
>
<FontAwesomeIcon icon={faExpand} />
</a>
</li>
)}
</ul>
</nav>
)
}
render(): JSX.Element {
const { manager } = this
const { isShareMenuActive, hasRelatedQuestion, relatedQuestions } =
manager
const tabsElement = (
<div className="footerRowSingle">{this._getTabsElement()}</div>
)
const shareMenuElement = isShareMenuActive && (
<ShareMenu manager={manager} onDismiss={this.onShareMenu} />
)
const relatedQuestionElement = relatedQuestions &&
hasRelatedQuestion && (
<div className="relatedQuestion">
Related:
<a
href={relatedQuestions[0].url}
target="_blank"
rel="noopener"
data-track-note="chart-click-related"
>
{relatedQuestions[0].text}
<FontAwesomeIcon icon={faExternalLinkAlt} />
</a>
</div>
)
const timeline = manager.showTimeline ? (
<div className="footerRowSingle">
<TimelineComponent
timelineController={this.manager.timelineController!}
/>
</div>
) : null
return (
<div
className={"ControlsFooter"}
style={{ height: manager.footerControlsHeight ?? 1 }}
>
{timeline}
{tabsElement}
{shareMenuElement}
{relatedQuestionElement}
</div>
)
}
}
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