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add genai lib, mock gemini class with it
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66 changes: 43 additions & 23 deletions
66
android/quest/src/main/java/org/smartregister/fhircore/quest/ui/speechtoform/GeminiClient.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,28 +1,48 @@ | ||
| /* | ||
| * Copyright 2021-2024 Ona Systems, Inc | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package org.smartregister.fhircore.quest.ui.speechtoform | ||
|
|
||
| import okhttp3.* | ||
| import okhttp3.MediaType.Companion.toMediaType | ||
| import org.json.JSONObject | ||
| import java.io.IOException | ||
| import com.google.ai.client.generativeai.GenerativeModel | ||
| import com.google.ai.client.generativeai.type.BlockThreshold | ||
| import com.google.ai.client.generativeai.type.HarmCategory | ||
| import com.google.ai.client.generativeai.type.SafetySetting | ||
| import com.google.ai.client.generativeai.type.generationConfig | ||
|
|
||
| class GeminiClient(private val apiKey: String) { | ||
| private val client = OkHttpClient() | ||
| private val baseUrl = "https://generativeai.googleapis.com/v1/models/gemini-1.5-flash:generateContent" | ||
|
|
||
| fun generateContent(prompt: String): String { | ||
| val requestBody = JSONObject().put("prompt", prompt).toString() | ||
|
|
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| val request = Request.Builder() | ||
| .url(baseUrl) | ||
| .addHeader("Authorization", "Bearer $apiKey") | ||
| .post(RequestBody.create("application/json".toMediaType(), requestBody)) | ||
| .build() | ||
|
|
||
| client.newCall(request).execute().use { response -> | ||
| if (!response.isSuccessful) throw IOException("Unexpected code $response") | ||
|
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| val jsonResponse = JSONObject(response.body?.string() ?: "") | ||
| return jsonResponse.getString("text") | ||
| } | ||
| } | ||
| // model usage | ||
| // https://developer.android.com/ai/google-ai-client-sdk | ||
| private val model = | ||
| GenerativeModel( | ||
| model = "gemini-1.5-flash-001", | ||
| // todo actually add the API key | ||
| apiKey = "BuildConfig.apikey", | ||
| generationConfig = | ||
| generationConfig { | ||
| temperature = 0.15f | ||
| topK = 32 | ||
| topP = 1f | ||
| maxOutputTokens = 4096 | ||
| }, | ||
| safetySettings = | ||
| listOf( | ||
| SafetySetting(HarmCategory.HARASSMENT, BlockThreshold.MEDIUM_AND_ABOVE), | ||
| SafetySetting(HarmCategory.HATE_SPEECH, BlockThreshold.MEDIUM_AND_ABOVE), | ||
| SafetySetting(HarmCategory.SEXUALLY_EXPLICIT, BlockThreshold.MEDIUM_AND_ABOVE), | ||
| SafetySetting(HarmCategory.DANGEROUS_CONTENT, BlockThreshold.MEDIUM_AND_ABOVE), | ||
| ), | ||
| ) | ||
| } |
86 changes: 53 additions & 33 deletions
86
android/quest/src/main/java/org/smartregister/fhircore/quest/ui/speechtoform/SpeechToForm.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,43 +1,63 @@ | ||
| /* | ||
| * Copyright 2021-2024 Ona Systems, Inc | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package org.smartregister.fhircore.quest.ui.speechtoform | ||
|
|
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| import org.hl7.fhir.r4.model.Questionnaire | ||
| import org.hl7.fhir.r4.model.QuestionnaireResponse | ||
| import java.io.File | ||
| import java.util.logging.Logger | ||
| import org.hl7.fhir.r4.model.Questionnaire | ||
| import org.hl7.fhir.r4.model.QuestionnaireResponse | ||
|
|
||
| class SpeechToForm( | ||
| private val speechToText: SpeechToText, | ||
| private val textToForm: TextToForm | ||
| private val speechToText: SpeechToText, | ||
| private val textToForm: TextToForm, | ||
| ) { | ||
|
|
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| private val logger = Logger.getLogger(SpeechToForm::class.java.name) | ||
|
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| /** | ||
| * Reads an audio file, transcribes it, and generates a FHIR QuestionnaireResponse. | ||
| * | ||
| * @param audioFile The input audio file to process. | ||
| * @param questionnaire The FHIR Questionnaire used to generate the response. | ||
| * @return The generated QuestionnaireResponse, or null if the process fails. | ||
| */ | ||
| fun processAudioToQuestionnaireResponse(audioFile: File, questionnaire: Questionnaire): QuestionnaireResponse? { | ||
| logger.info("Starting audio transcription process...") | ||
|
|
||
| // Step 1: Transcribe audio to text | ||
| val tempTextFile = speechToText.transcribeAudioToText(audioFile) | ||
| if (tempTextFile == null) { | ||
| logger.severe("Failed to transcribe audio.") | ||
| return null | ||
| } | ||
| logger.info("Transcription successful. File path: ${tempTextFile.absolutePath}") | ||
|
|
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| // Step 2: Generate QuestionnaireResponse from the transcript | ||
| val questionnaireResponse = textToForm.generateQuestionnaireResponse(tempTextFile, questionnaire) | ||
| if (questionnaireResponse == null) { | ||
| logger.severe("Failed to generate QuestionnaireResponse.") | ||
| return null | ||
| } | ||
|
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| logger.info("QuestionnaireResponse generated successfully.") | ||
| return questionnaireResponse | ||
| private val logger = Logger.getLogger(SpeechToForm::class.java.name) | ||
|
|
||
| /** | ||
| * Reads an audio file, transcribes it, and generates a FHIR QuestionnaireResponse. | ||
| * | ||
| * @param audioFile The input audio file to process. | ||
| * @param questionnaire The FHIR Questionnaire used to generate the response. | ||
| * @return The generated QuestionnaireResponse, or null if the process fails. | ||
| */ | ||
| fun processAudioToQuestionnaireResponse( | ||
| audioFile: File, | ||
| questionnaire: Questionnaire, | ||
| ): QuestionnaireResponse? { | ||
| logger.info("Starting audio transcription process...") | ||
|
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| // Step 1: Transcribe audio to text | ||
| val tempTextFile = speechToText.transcribeAudioToText(audioFile) | ||
| if (tempTextFile == null) { | ||
| logger.severe("Failed to transcribe audio.") | ||
| return null | ||
| } | ||
| logger.info("Transcription successful. File path: ${tempTextFile.absolutePath}") | ||
|
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| // Step 2: Generate QuestionnaireResponse from the transcript | ||
| val questionnaireResponse = | ||
| textToForm.generateQuestionnaireResponse(tempTextFile, questionnaire) | ||
| if (questionnaireResponse == null) { | ||
| logger.severe("Failed to generate QuestionnaireResponse.") | ||
| return null | ||
| } | ||
|
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| logger.info("QuestionnaireResponse generated successfully.") | ||
| return questionnaireResponse | ||
| } | ||
| } |
104 changes: 61 additions & 43 deletions
104
android/quest/src/main/java/org/smartregister/fhircore/quest/ui/speechtoform/SpeechToText.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,57 +1,75 @@ | ||
| /* | ||
| * Copyright 2021-2024 Ona Systems, Inc | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package org.smartregister.fhircore.quest.ui.speechtoform | ||
|
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| import com.google.cloud.speech.v1.RecognitionAudio | ||
| import com.google.cloud.speech.v1.RecognitionConfig | ||
| import com.google.cloud.speech.v1.RecognitionConfig.AudioEncoding | ||
| import com.google.cloud.speech.v1.SpeechClient | ||
| import com.google.cloud.speech.v1.SpeechRecognitionResult | ||
| import com.google.cloud.speech.v1.RecognitionConfig.AudioEncoding | ||
| import java.io.File | ||
| import java.util.logging.Logger | ||
|
|
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| class SpeechToText { | ||
|
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| private val logger = Logger.getLogger(SpeechToText::class.java.name) | ||
|
|
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| /** | ||
| * Transcribes an audio file to text using Google Cloud Speech-to-Text API and writes it to a | ||
| * temporary file. | ||
| * | ||
| * @param audioFile The audio file to be transcribed. | ||
| * @return The temporary file containing the transcribed text. | ||
| */ | ||
| fun transcribeAudioToText(audioFile: File): File? { | ||
| var tempFile: File? = null | ||
|
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| SpeechClient.create().use { speechClient -> | ||
| val audioBytes = audioFile.readBytes() | ||
|
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| // Build the recognition audio | ||
| val recognitionAudio = RecognitionAudio.newBuilder() | ||
| .setContent(com.google.protobuf.ByteString.copyFrom(audioBytes)) | ||
| .build() | ||
|
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| // Configure recognition settings | ||
| val config = RecognitionConfig.newBuilder() | ||
| .setEncoding(AudioEncoding.LINEAR16) | ||
| .setSampleRateHertz(16000) | ||
| .setLanguageCode("en-US") | ||
| .build() | ||
|
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| // Perform transcription | ||
| val response = speechClient.recognize(config, recognitionAudio) | ||
| val transcription = response.resultsList.joinToString(" ") { | ||
| result: SpeechRecognitionResult -> | ||
| result.alternativesList[0].transcript | ||
| } | ||
|
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| logger.info("Transcription: $transcription") | ||
|
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| // Write transcription to a temporary file | ||
| tempFile = File.createTempFile("transcription", ".txt") | ||
| tempFile?.writeText(transcription) | ||
|
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| logger.info("Transcription written to temporary file. ") | ||
| private val logger = Logger.getLogger(SpeechToText::class.java.name) | ||
|
|
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| /** | ||
| * Transcribes an audio file to text using Google Cloud Speech-to-Text API and writes it to a | ||
| * temporary file. | ||
| * | ||
| * @param audioFile The audio file to be transcribed. | ||
| * @return The temporary file containing the transcribed text. | ||
| */ | ||
| fun transcribeAudioToText(audioFile: File): File? { | ||
| var tempFile: File? = null | ||
|
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| SpeechClient.create().use { speechClient -> | ||
| val audioBytes = audioFile.readBytes() | ||
|
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| // Build the recognition audio | ||
| val recognitionAudio = | ||
| RecognitionAudio.newBuilder() | ||
| .setContent(com.google.protobuf.ByteString.copyFrom(audioBytes)) | ||
| .build() | ||
|
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| // Configure recognition settings | ||
| val config = | ||
| RecognitionConfig.newBuilder() | ||
| .setEncoding(AudioEncoding.LINEAR16) | ||
| .setSampleRateHertz(16000) | ||
| .setLanguageCode("en-US") | ||
| .build() | ||
|
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| // Perform transcription | ||
| val response = speechClient.recognize(config, recognitionAudio) | ||
| val transcription = | ||
| response.resultsList.joinToString(" ") { result: SpeechRecognitionResult -> | ||
| result.alternativesList[0].transcript | ||
| } | ||
| return tempFile | ||
|
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| logger.info("Transcription: $transcription") | ||
|
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| // Write transcription to a temporary file | ||
| tempFile = File.createTempFile("transcription", ".txt") | ||
| tempFile?.writeText(transcription) | ||
|
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| logger.info("Transcription written to temporary file. ") | ||
| } | ||
| return tempFile | ||
| } | ||
| } |
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