71 lines
1.5 KiB
TypeScript
71 lines
1.5 KiB
TypeScript
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type ResponseObject = {
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status: "success" | "bad";
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message: string;
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};
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// use case: prevent making phone calls / queue messages when offline
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export async function checkConnectivity(online: () => void, offline: () => void): Promise<ResponseObject> {
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try {
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if (navigator.onLine) {
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online();
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return {
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status: "success",
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message: "Connected to the internet",
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};
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} else {
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offline();
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return {
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status: "bad",
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message: "No internet connection available",
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};
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}
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} catch (err) {
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console.debug(err);
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throw new Error("Unable to check network connectivity!");
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}
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}
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// use case: display unread messages + missed phone calls count
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export async function addBadge(numberCount: number): Promise<ResponseObject> {
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try {
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//@ts-ignore
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if (navigator.setAppBadge) {
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//@ts-ignore
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await navigator.setAppBadge(numberCount);
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return {
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status: "success",
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message: "Badge successfully added",
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};
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} else {
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return {
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status: "bad",
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message: "Badging API not supported",
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};
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}
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} catch (err) {
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console.debug(err);
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throw new Error("Error adding badge!");
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}
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}
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export async function removeBadge(): Promise<ResponseObject> {
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try {
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//@ts-ignore
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if (navigator.clearAppBadge) {
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//@ts-ignore
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await navigator.clearAppBadge();
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return {
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status: "success",
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message: "Cleared badges",
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};
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} else {
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return {
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status: "bad",
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message: "Badging API not supported in this browser!",
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};
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}
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} catch (error) {
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console.debug(error);
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throw new Error("Error removing badge!");
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}
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}
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