import { Request, Response } from "express";
import { VoiceService } from "./voice.service";

export class VoiceController {
    constructor(private readonly voiceService: VoiceService) { }

    async transcribe(req: Request, res: Response): Promise<void> {
        try {
            if (!req.file) {
                res.error(400, "NO_AUDIO_FILE", "No audio file provided");
                return;
            }

            const result = await this.voiceService.transcribeAudio(req.file.buffer);

            if (result.error) {
                res.error(result.status || 500, "STT_ERROR", result.error);
                return;
            }

            res.success(result, "Transcription successful");
        } catch (error) {
            console.error("Transcribe Controller Error:", error);
            res.error(500, "STT_SERVER_ERROR", "Internal Server Error", error);
        }
    }

    async tts(req: Request, res: Response): Promise<void> {
        try {
            const { text } = req.body;
            if (!text) {
                res.error(400, "NO_TEXT_PROVIDED", "No text provided for TTS");
                return;
            }

            console.log(`\n\x1b[36m========== AI RESPONSE ==========\x1b[0m`);
            console.log(`\x1b[36m[AI]: ${text}\x1b[0m`);
            console.log(`\x1b[36m=================================\x1b[0m\n`);

            const audioBuffer = await this.voiceService.generateTTSAudio(text);
            const base64Audio = audioBuffer.toString('base64');
            res.success({ audioBase64: base64Audio }, "TTS generation successful");
        } catch (error) {
            console.error("TTS Controller Error:", error);
            res.error(500, "TTS_SERVER_ERROR", "Internal Server Error", error);
        }
    }
}



// import { Request, Response } from "express";
// import { VoiceService } from "./voice.service";

// export class VoiceController {
//     constructor(private readonly voiceService: VoiceService) { }

//     async transcribe(req: Request, res: Response): Promise<void> {
//         try {
//             if (!req.file) {
//                 res.error(400, "NO_AUDIO_FILE", "No audio file provided");
//                 return;
//             }

//             const result = await this.voiceService.transcribeAudio(req.file.buffer);

//             if (result.error) {
//                 res.error(result.status || 500, "STT_ERROR", result.error);
//                 return;
//             }

//             res.success(result, "Transcription successful");
//         } catch (error) {
//             console.error("Transcribe Controller Error:", error);
//             res.error(500, "STT_SERVER_ERROR", "Internal Server Error", error);
//         }
//     }

//     async tts(req: Request, res: Response): Promise<void> {
//         try {
//             const { text, language } = req.body;
//             if (!text) {
//                 res.error(400, "NO_TEXT_PROVIDED", "No text provided for TTS");
//                 return;
//             }

//             console.log(`\n\x1b[36m========== AI RESPONSE ==========\x1b[0m`);
//             console.log(`\x1b[36m[AI]: ${text}\x1b[0m`);
//             console.log(`\x1b[36m=================================\x1b[0m\n`);

//             const audioBuffer = await this.voiceService.generateTTSAudio(text, language || 'en');
//             const base64Audio = audioBuffer.toString('base64');
//             res.success({ audioBase64: base64Audio }, "TTS generation successful");
//         } catch (error) {
//             console.error("TTS Controller Error:", error);
//             res.error(500, "TTS_SERVER_ERROR", "Internal Server Error", error);
//         }
//     }
// }