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New: Make SheetObject an IdentityChangeProvider

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This commit is contained in:
Aria Minaei 2021-07-02 20:27:10 +02:00
parent 7bba9797cd
commit 08759e2d5c
1 changed files with 18 additions and 3 deletions
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21
theatre/core/src/sheetObjects/SheetObject.ts
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@ -13,7 +13,12 @@ import type {
SerializableValue,
} from '@theatre/shared/utils/types'
import {valToAtom} from '@theatre/shared/utils/valToAtom'
import type {IDerivation, Pointer} from '@theatre/dataverse'
import type {
IdentityDerivationProvider,
IDerivation,
Pointer,
} from '@theatre/dataverse'
import {Atom, getPointerParts, pointer, prism, val} from '@theatre/dataverse'
import type SheetObjectTemplate from './SheetObjectTemplate'
import TheatreSheetObject from './TheatreSheetObject'
@ -25,11 +30,11 @@ import TheatreSheetObject from './TheatreSheetObject'
// sequenced: SerializableMap
// }
export default class SheetObject {
export default class SheetObject implements IdentityDerivationProvider {
get type(): 'Theatre_SheetObject' {
return 'Theatre_SheetObject'
}
readonly $$isIdentityDerivationProvider: true = true
readonly address: SheetObjectAddress
readonly publicApi: TheatreSheetObject<$IntentionalAny>
private readonly _initialValue = new Atom<SerializableMap>({})
@ -130,6 +135,16 @@ export default class SheetObject {
return val(pointerDeep(allValuesP as $FixMe, path)) as SerializableMap
}
getIdentityDerivation(path: Array<string | number>): IDerivation<unknown> {
/**
* @todo perf: Too much indirection here.
*/
return prism(() => {
const allValuesP = val(this.getValues())
return val(pointerDeep(allValuesP as $FixMe, path)) as SerializableMap
})
}
/**
* Returns values of props that are sequenced.
*/