45 lines
1.3 KiB
TypeScript
45 lines
1.3 KiB
TypeScript
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import { readFile, writeFile } from "node:fs/promises";
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import { Schedule } from "~/shared/types/schedule";
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// For this demo I'm just storing the runtime data in JSON files. When making
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// this into proper application this should be replaced with an actual database.
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const schedulePath = "schedule.json"
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const subscriptionsPath = "push-subscriptions.json"
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export async function readSchedule() {
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let schedule: Schedule;
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try {
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schedule = JSON.parse(await readFile(schedulePath, "utf-8"));
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} catch (err: any) {
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if (err.code !== "ENOENT")
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throw err;
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// Use an empty schedule if nothing is stored yet.
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schedule = {
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locations: [],
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events: [],
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}
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}
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return schedule;;
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}
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export async function writeSchedule(schedule: Schedule) {
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await writeFile(schedulePath, JSON.stringify(schedule, undefined, "\t") + "\n", "utf-8");
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}
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export async function readSubscriptions() {
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let subscriptions: PushSubscriptionJSON[];
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try {
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subscriptions = JSON.parse(await readFile(subscriptionsPath, "utf-8"));
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} catch (err: any) {
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if (err.code !== "ENOENT")
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throw err;
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subscriptions = [];
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}
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return subscriptions;;
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}
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export async function writeSubscriptions(subscriptions: PushSubscriptionJSON[]) {
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await writeFile(subscriptionsPath, JSON.stringify(subscriptions, undefined, "\t") + "\n", "utf-8");
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}
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