/
Selection.ts
171 lines (152 loc) · 5.09 KB
/
Selection.ts
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import { InputElementAttr, InputSvgMixinAttr } from '../client/attributes/definitions/types'
import { IAnimation } from '../client/attributes/definitions/animation'
import { IElementAttr } from '../client/attributes/definitions/element'
import { Selection } from './types/selection'
import { ClassBuilder } from './utils'
import { Omit } from '../client/utils'
import { DispatchEvent, ReceiveEvent } from '../client/types/events'
import { ElementArg } from './types/types'
import * as events from '../client/types/events'
import * as utils from './utils'
export interface EventHandler {
dispatch (event: DispatchEvent): void
subscribe (listener: (event: ReceiveEvent) => void): void
}
export interface SelListeners {
/* tslint:disable */
[k: string]: () => void
/* tslint:enable */
}
export const addListener = (listeners: SelListeners, id: string, fn: () => void): void => {
/* tslint:disable */
listeners[id] = fn
/* tslint:enable */
}
export const triggerListener = (listeners: SelListeners, id: string): void => {
if (listeners[id] !== undefined) listeners[id]()
}
export interface ISelContext<T extends InputElementAttr> {
readonly client: EventHandler
readonly name: string
readonly ids: ReadonlyArray<string | number>
readonly data?: ReadonlyArray<unknown>
readonly parent?: ISelContext<InputElementAttr>
readonly listeners: SelListeners
readonly initattr?: ReadonlyArray<T>
readonly queue: string | null
readonly animation: Partial<IAnimation>
readonly highlight: boolean
}
export const defaultContext: Omit<ISelContext<IElementAttr>, 'client' | 'initattr'> = {
name: '',
ids: [],
listeners: {},
queue: 'default',
animation: {},
highlight: false
}
export const builder: ClassBuilder<Selection<InputElementAttr>, ISelContext<InputElementAttr>> =
(context, self, construct) => ({
visible: visible => {
context.client.dispatch(utils.attrEvent(context, visible, d => ({ visible: d })))
return self()
},
add: () => {
context.client.dispatch(utils.attrEvent(({...context, data: context.ids }), (id, i) => i, i => ({
visible: true,
...(context.initattr ? context.initattr[i] : {})
})))
return self().duration(0)
},
remove: () => {
context.client.dispatch(utils.attrEvent(context, false, d => null))
return self()
},
set: attrs => {
context.client.dispatch(utils.attrEvent(context, attrs, d => d))
return self()
},
eventQ: (queue = 'default') => construct({...context,
queue: queue === null ? null : String(queue)
}),
animate: (type = 'normal') => construct({...context,
animation: {...context.animation, type: type }
}),
duration: seconds => construct({...context,
animation: {...context.animation, duration: seconds }
}),
ease: ease => construct({...context,
animation: {...context.animation, ease: ease }
}),
highlight: seconds => construct({...context,
highlight: true,
animation: seconds !== undefined ? {...context.animation, linger: seconds } : context.animation
}),
data: data => construct({...context,
data: context.ids.map((id, i) =>
typeof data === 'function' && context.data !== undefined ? data(context.data[i], i)
: Array.isArray(data) ? data[i]
: data)
}),
pause: seconds => {
context.client.dispatch({
type: events.EnumDispatchType.pause,
queue: context.queue,
data: { duration: seconds }
})
return self()
},
stop: (queue = 'default') => {
context.client.dispatch(utils.queueEvent(context, 'stop', queue))
return self()
},
stopall: () => {
context.client.dispatch(utils.queueEvent(context, 'stop', null))
return self()
},
start: (queue = 'default') => {
context.client.dispatch(utils.queueEvent(context, 'start', queue))
return self()
},
startall: () => {
context.client.dispatch(utils.queueEvent(context, 'start', null))
return self()
},
cancel: (queue = 'default') => {
context.client.dispatch(utils.queueEvent(context, 'cancel', queue))
return self()
},
cancelall: () => {
context.client.dispatch(utils.queueEvent(context, 'cancel', null))
return self()
},
broadcast: message => {
context.client.dispatch({
type: events.EnumDispatchType.broadcast,
queue: context.queue,
data: { message: `broadcast-${message}` }
})
return self()
},
listen: (message, onReceive) => {
addListener(context.listeners, `broadcast-${message}`, onReceive)
return self()
},
callback: onCallback => {
const message = `callback-${Math.random().toString(36).substr(2, 9)}`
addListener(context.listeners, message, onCallback)
context.client.dispatch({
type: events.EnumDispatchType.broadcast,
queue: context.queue,
data: { message: message }
})
return self()
}
})
export const svgMixinAttrBuilder = <T extends InputSvgMixinAttr & InputElementAttr, S extends Selection<T>>
(context: ISelContext<T>, self: () => S) => ({
svgattr: (key: string, value: ElementArg<string | number | null>) => {
context.client.dispatch(utils.attrEvent(context, value, d => ({ svgattr: { [key]: d } } as T)))
return self()
}
})