slhx agent
21100aafdf
Represent denied, timeout, unavailable, and error host outcomes with one HostFailure result shape, update the browser adapter, and keep Workout host recovery flowing through app code before UI effects. req: host/002 req: host/005 req: local/003
50 lines
2.0 KiB
JavaScript
50 lines
2.0 KiB
JavaScript
(() => {
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function variant(value) {
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if (!value || typeof value !== "object") return null;
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const keys = Object.keys(value);
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return keys.length === 1 ? { kind: keys[0], data: value[keys[0]] || {} } : null;
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}
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function failure(id, capability, kind, message) {
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return { Failed: { id: id || null, capability: capability || null, kind, message: String(message) } };
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}
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async function haptic(data) {
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if (!navigator.vibrate) return failure(data.id, "Haptics", "Unavailable", "haptics unsupported");
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const pattern = data.pattern === "Warning" || data.pattern === "Error" ? [30, 40, 30] : 20;
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navigator.vibrate(pattern);
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return { Acknowledged: { id: data.id } };
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}
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async function share(data) {
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if (!navigator.share) return failure(data.id, "Share", "Unavailable", "share unsupported");
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const payload = data.payload || {};
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const request = {};
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if (payload.title) request.title = payload.title;
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if (payload.text) request.text = payload.text;
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if (payload.url) request.url = payload.url;
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try {
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await navigator.share(request);
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return { ShareCompleted: { id: data.id, completed: true } };
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} catch (error) {
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if (error && error.name === "AbortError") return { ShareCompleted: { id: data.id, completed: false } };
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return failure(data.id, "Share", "Error", error && error.message ? error.message : error);
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}
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}
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function supports(capability, shape) {
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return (capability === "haptics" && shape === "Fire" && !!navigator.vibrate)
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|| (capability === "share" && shape === "Request" && !!navigator.share);
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}
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async function perform(call) {
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const request = variant(call);
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if (!request) return failure(null, null, "Error", "invalid host call");
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if (request.kind === "Haptic") return haptic(request.data);
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if (request.kind === "Share") return share(request.data);
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return failure(request.data.id || null, null, "Unavailable", `unsupported host call ${request.kind}`);
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}
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window.hemxBrowserHost = Object.freeze({ name: "browser-pwa", supports, perform });
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})();
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