การใช้งานแชทบอทจะอยู่ในคลาส ChatRepository เป็นหลัก
คลาส GenerativeModel ช่วยให้คุณโต้ตอบกับ Gemini API ซึ่งสร้างอินสแตนซ์ได้ดังนี้
valgenerativeModel=GenerativeModel(// Set the model name to the latest Gemini model.modelName="gemini-2.0-flash-lite-001",// Set a system instruction to set the behavior of the model.systemInstruction=content{text("Please respond to this chat conversation like a friendly cat.")},)
[[["เข้าใจง่าย","easyToUnderstand","thumb-up"],["แก้ปัญหาของฉันได้","solvedMyProblem","thumb-up"],["อื่นๆ","otherUp","thumb-up"]],[["ไม่มีข้อมูลที่ฉันต้องการ","missingTheInformationINeed","thumb-down"],["ซับซ้อนเกินไป/มีหลายขั้นตอนมากเกินไป","tooComplicatedTooManySteps","thumb-down"],["ล้าสมัย","outOfDate","thumb-down"],["ปัญหาเกี่ยวกับการแปล","translationIssue","thumb-down"],["ตัวอย่าง/ปัญหาเกี่ยวกับโค้ด","samplesCodeIssue","thumb-down"],["อื่นๆ","otherDown","thumb-down"]],["อัปเดตล่าสุด 2025-07-27 UTC"],[],[],null,["# Add generative AI responses the SociaLite sample app\n\nThe [SociaLite sample app](https://github.com/android/socialite) demonstrates how to use Android\nplatform APIs to implement features that are commonly deployed in social network\nand communications apps. We have integrated the Gemini API using the Firebase AI\nLogic SDK to demonstrate how chatbot capabilities can be implemented in your\nown Android apps.\n\nThis sample code uses Gemini Flash which fast and cost-effective.\n[Learn more about the Gemini models](https://firebase.google.com/docs/ai-logic/models). To implement an AI-driven chatbot in\nthe Socialite demo, we used the [*system instructions*](https://firebase.google.com/docs/ai-logic/system-instructions)\nfunctionality of the Gemini API to modify the behavior of the model. In this\ncase, we use the prompt \"Please respond to this chat conversation like a\nfriendly cat\". This Gemini-infused version of SociaLite also uses the multimodal\ncapabilities of the model to let the chatbot react to images.\n\nImplement the Gemini API\n------------------------\n\nThe chatbot implementation is primarily located in the `ChatRepository` class.\nThe `GenerativeModel` class lets you interact with the Gemini API, which is\ninstantiated as follows: \n\n val generativeModel = GenerativeModel(\n // Set the model name to the latest Gemini model.\n modelName = \"gemini-2.0-flash-lite-001\",\n // Set a system instruction to set the behavior of the model.\n systemInstruction = content {\n text(\"Please respond to this chat conversation like a friendly cat.\")\n },\n )\n\nIn a coroutine scope, initiate a chat by passing `pastMessages` to `startChat()`\nto ensure that the model has access to conversation history. This gives your\nchatbot the ability to maintain context and generate coherent responses that\nbuild on previous exchanges. \n\n val pastMessages = getMessageHistory(chatId)\n val chat = generativeModel.startChat(\n history = pastMessages,\n )\n\nUse the `sendMessage()` method to pass messages to the model.\n\nTest the AI chatbot\n-------------------\n\nYou can test it yourself by following these steps:\n\n1. Check out the code for the [SociaLite sample app](https://github.com/android/socialite) and open it in Android Studio.\n2. Set up a Firebase Project, connect your app to the *Gemini Developer API* by following [these steps](https://firebase.google.com/docs/ai-logic/get-started?platform=android&api=dev),\n3. Replace google-services.json with your own \\& Run `app` configuration,\n4. Sync and run your app.\n5. In the SociaLite app, tap **Settings** and then tap **AI Chatbot** so that the button label reads \"*AI Chatbot: enabled*\".\n\nYou are now ready to chat!\n\nAdditional resources\n--------------------\n\n[Learn more about the Firebase AI Logic SDK](/ai/gemini)."]]
