| <script> |
| import { onMount } from "svelte"; |
| import { write, scan, textRecord, uriRecord } from "@tauri-apps/plugin-nfc"; |
| import * as os from "@tauri-apps/plugin-os"; |
| |
| export let onMessage; |
| const decoder = new TextDecoder(); |
| |
| let kind = "tag"; |
| let writeToNfc = false; |
| let text = ""; |
| let uri = ""; |
| |
| let scheme = ""; |
| let host = ""; |
| let pathPrefix = ""; |
| let mimeType = ""; |
| |
| let isAndroid; |
| onMount(async () => { |
| isAndroid = (await os.platform()) === "android"; |
| }); |
| |
| async function _readNfc() { |
| onMessage(`NFC scanning ${kind}`); |
| |
| const tagResponse = await scan( |
| { |
| type: kind, |
| uri: { |
| scheme: scheme || null, |
| host: host || null, |
| pathPrefix: pathPrefix || null, |
| }, |
| mimeType: mimeType || null, |
| }, |
| { |
| keepSessionAlive: writeToNfc, |
| message: "Hold your iPhone near an NFC tag", |
| successMessage: "Tag successfully read", |
| } |
| ); |
| |
| onMessage({ |
| id: decoder.decode(new Uint8Array(tagResponse.id)), |
| kind: tagResponse.kind, |
| records: tagResponse.records.map((record) => ({ |
| id: decoder.decode(new Uint8Array(record.id)), |
| kind: decoder.decode(new Uint8Array(record.kind)), |
| payload: decoder.decode(new Uint8Array(record.payload)), |
| tnf: record.tnf, |
| })), |
| }); |
| |
| if (writeToNfc) { |
| const records = []; |
| if (text) { |
| records.push(textRecord(text, "tauriTextId")); |
| } |
| if (uri) { |
| records.push(uriRecord(uri, "tauriUriId")); |
| } |
| await write(records, { |
| successMessage: "Data written to tag", |
| }); |
| onMessage("Wrote to tag"); |
| } |
| } |
| |
| function readNfc() { |
| _readNfc().catch(onMessage); |
| } |
| </script> |
|
|
| <div> |
| <div class="flex gap-2 children:grow items-center"> |
| <div> |
| <input type="checkbox" id="nfc-write" bind:checked={writeToNfc} /> |
| <label for="nfc-write">Write data</label> |
| </div> |
|
|
| <select class="input" id="request-method" bind:value={kind}> |
| <option value="tag">TAG</option> |
| <option value="ndef">NDEF</option> |
| </select> |
| </div> |
|
|
| {#if isAndroid} |
| <div class="flex flex-col gap-2 children:grow"> |
| <p>Filters</p> |
| <div class="flex gap-2"> |
| <input |
| class="input" |
| placeholder="Scheme" |
| style="width: 33%" |
| bind:value={scheme} |
| /> |
| <input |
| class="input" |
| placeholder="Host" |
| style="width: 33%" |
| bind:value={host} |
| /> |
| <input |
| class="input" |
| placeholder="Path prefix" |
| style="width: 33%" |
| bind:value={pathPrefix} |
| /> |
| </div> |
| <div class="flex gap-2"> |
| <input class="input" placeholder="Mime type" bind:value={mimeType} /> |
| </div> |
| </div> |
| {/if} |
|
|
| <div class="flex flex-col gap-2 children:grow"> |
| <p>Write Records</p> |
| <div class="flex"> |
| <input class="input" placeholder="Text record" bind:value={text} /> |
| <input class="input" placeholder="URI record" bind:value={uri} /> |
| </div> |
| </div> |
|
|
| <button class="btn" on:click={readNfc}>Scan</button> |
| </div> |
|
|
