use std::path::PathBuf;

use serde::{Deserialize, Serialize};

use crate::error::AppResult;
use crate::models::DEFAULT_MODEL_ID;

pub mod crispasr;
pub mod openai;

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TranscriptionInput {
    pub audio_path: PathBuf,
    pub options: TranscriptionOptions,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TranscriptionOptions {
    pub model_id: String,
    pub language: Option<String>,
    pub timestamps: bool,
}

impl Default for TranscriptionOptions {
    fn default() -> Self {
        Self {
            model_id: DEFAULT_MODEL_ID.to_string(),
            language: None,
            timestamps: false,
        }
    }
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TranscriptionResult {
    pub text: String,
    pub backend: String,
    pub model_id: String,
    pub detected_language: Option<String>,
}

pub trait Transcriber {
    fn transcribe(&self, input: TranscriptionInput) -> AppResult<TranscriptionResult>;
}