merge new speech-recognition module with staging branch.

public/scripts/extensions/speech-recognition/whisper.js

@@ -0,0 +1,67 @@
+import { getApiUrl, doExtrasFetch } from "../../extensions.js";
+export { WhisperSttProvider }
+
+const DEBUG_PREFIX = "<Speech Recognition module (Vosk)> "
+
+class WhisperSttProvider {
+    //########//
+    // Config //
+    //########//
+
+    settings
+
+    defaultSettings = {
+        //model_path: "",
+    }
+
+    get settingsHtml() {
+        let html = ""
+        return html
+    }
+
+    onSettingsChange() {
+        // Used when provider settings are updated from UI
+    }
+
+    loadSettings(settings) {
+        // Populate Provider UI given input settings
+        if (Object.keys(settings).length == 0) {
+            console.debug(DEBUG_PREFIX+"Using default Whisper STT extension settings")
+        }
+
+        // Only accept keys defined in defaultSettings
+        this.settings = this.defaultSettings
+
+        for (const key in settings){
+            if (key in this.settings){
+                this.settings[key] = settings[key]
+            } else {
+                throw `Invalid setting passed to STT extension: ${key}`
+            }
+        }
+
+        console.debug(DEBUG_PREFIX+"Whisper STT settings loaded")
+    }
+
+    async processAudio(audioblob) {
+        var requestData = new FormData();
+        requestData.append('AudioFile', audioblob, 'record.wav');
+        
+        const url = new URL(getApiUrl());
+        url.pathname = '/api/speech-recognition/whisper/process-audio';
+
+        const apiResult = await doExtrasFetch(url, {
+            method: 'POST',
+            body: requestData,
+        });
+
+        if (!apiResult.ok) {
+            toastr.error(apiResult.statusText, 'STT Generation Failed (Whisper)', { timeOut: 10000, extendedTimeOut: 20000, preventDuplicates: true });
+            throw new Error(`HTTP ${apiResult.status}: ${await apiResult.text()}`);
+        }
+        
+        const result = await apiResult.json();
+        return  result.transcript;
+    }
+
+}