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Change chat to use state to show views
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| import { Disposable } from "vscode"; | ||
| import { Mutex } from "await-semaphore"; | ||
| import EventEmitterBasedState from "../utils/EventEmitterBasedState"; | ||
| import { State } from "./state"; | ||
| import { getState, tabNineProcess } from "./requests/requests"; | ||
| import { Logger } from "../utils/logger"; | ||
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| const SESSION_POLL_INTERVAL = 10_000; | ||
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| export class BinaryState extends EventEmitterBasedState<State> { | ||
| private updateStateLock = new Mutex(); | ||
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| private intervalDisposabled: Disposable | null = null; | ||
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| start(): Disposable { | ||
| if (!this.intervalDisposabled) { | ||
| let interval: NodeJS.Timeout | undefined; | ||
| void tabNineProcess.onReady.then(() => { | ||
| interval = setInterval(() => { | ||
| void this.checkForUpdates(); | ||
| }, SESSION_POLL_INTERVAL); | ||
| }); | ||
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| this.intervalDisposabled = new Disposable(() => { | ||
| if (interval) { | ||
| clearInterval(interval); | ||
| } | ||
| }); | ||
| } | ||
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| return this.intervalDisposabled; | ||
| } | ||
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| private async checkForUpdates() { | ||
| try { | ||
| await this.updateStateLock.use(async () => { | ||
| const state = await getState(); | ||
|
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| if (state) { | ||
| this.set(state); | ||
| } | ||
| }); | ||
| } catch (error) { | ||
| Logger.warn("Failed to refetch state", error); | ||
| } | ||
| } | ||
| } | ||
|
|
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| const BINARY_STATE = new BinaryState(); | ||
| export default BINARY_STATE; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| import { Disposable } from "vscode"; | ||
| import EventEmitterBasedState from "./EventEmitterBasedState"; | ||
|
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| export type DerivedState<T> = Disposable & EventEmitterBasedState<T>; | ||
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| export default function deriveState<I, O, S extends EventEmitterBasedState<I>>( | ||
| state: S, | ||
| mapping: (value: I) => O | ||
| ): DerivedState<O> { | ||
| class TempDerivedState | ||
| extends EventEmitterBasedState<O> | ||
| implements Disposable { | ||
| useStateDisposabled!: Disposable; | ||
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| constructor() { | ||
| super(); | ||
|
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| this.useStateDisposabled = state.useState((inputState) => { | ||
| this.set(mapping(inputState)); | ||
| }); | ||
| } | ||
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| dispose() { | ||
| this.useStateDisposabled.dispose(); | ||
| } | ||
| } | ||
|
|
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| return new TempDerivedState(); | ||
| } | ||
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| export function useDerviedState<I, O, S extends EventEmitterBasedState<I>>( | ||
| state: S, | ||
| mapping: (value: I) => O, | ||
| onChange: (newValue: O) => void | ||
| ): Disposable { | ||
| const derviedState = deriveState(state, mapping); | ||
| const disposable = derviedState.useState(onChange); | ||
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| return { | ||
| dispose() { | ||
| derviedState.dispose(); | ||
| disposable.dispose(); | ||
| }, | ||
| }; | ||
| } |