47 lines
1.5 KiB
TypeScript
47 lines
1.5 KiB
TypeScript
 
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import type { RecordingDeviceSlot } from "@/lib/db/schema";
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import type { ConnectedDeviceInfo } from "./types";
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export interface DeviceRemapEntry {
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slotLabel: string;
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recordedBleName: string;
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matchedDeviceIndex: number | null;
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}
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/**
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* Best-effort name match from a recording's saved device slots to the
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* currently-connected devices. Web Bluetooth exposes no stable hardware id
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* across sessions, so this is inherently approximate: two devices sharing an
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* identical advertised name are indistinguishable and must be disambiguated
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* manually in the remap UI - this isn't a bug, it's a hard BLE limitation.
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*/
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export function autoMapDeviceSlots(
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slots: RecordingDeviceSlot[],
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connectedDevices: ConnectedDeviceInfo[],
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): DeviceRemapEntry[] {
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const usedIndexes = new Set<number>();
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return slots.map((slot) => {
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const normalizedSlotName = slot.recordedBleName.trim().toLowerCase();
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const exact = connectedDevices.find(
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(d) => !usedIndexes.has(d.index) && d.name.trim().toLowerCase() === normalizedSlotName,
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);
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const partial =
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exact ??
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connectedDevices.find(
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(d) =>
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!usedIndexes.has(d.index) &&
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(d.name.toLowerCase().includes(normalizedSlotName) ||
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normalizedSlotName.includes(d.name.toLowerCase())),
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);
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if (partial) usedIndexes.add(partial.index);
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return {
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slotLabel: slot.slotLabel,
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recordedBleName: slot.recordedBleName,
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matchedDeviceIndex: partial?.index ?? null,
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};
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});
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}
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