46 lines
1.1 KiB
TypeScript
46 lines
1.1 KiB
TypeScript
const REFRESH_EVENT = "bm:refresh-store";
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export class BearMetalStore {
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private store: Record<string, string | number | boolean> = {};
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private storePath: string;
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public readonly EVENT_NAME: string;
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constructor(storePath?: string) {
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this.storePath = storePath || Deno.env.get("BEAR_METAL_STORE_PATH") ||
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"./BearMetal/store.json";
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this.EVENT_NAME = REFRESH_EVENT + this.storePath;
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this.readIn();
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globalThis.addEventListener(this.EVENT_NAME, this.readIn);
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}
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public get(key: string): string | number | boolean {
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return this.store[key];
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}
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public set(key: string, value: string | number | boolean): void {
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this.store[key] = value;
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this.writeOut();
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}
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public delete(key: string): void {
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delete this.store[key];
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this.writeOut();
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}
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private readIn() {
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this.store = JSON.parse(Deno.readTextFileSync(this.storePath));
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}
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private writeOut() {
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Deno.writeTextFileSync(this.storePath, JSON.stringify(this.store));
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globalThis.dispatchEvent(new CustomEvent(this.EVENT_NAME));
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}
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[Symbol.dispose]() {
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this.writeOut();
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globalThis.removeEventListener(this.EVENT_NAME, this.readIn);
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}
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}
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