feat: add modelsname check and logs

Author: ChetanXpro

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "nodejs-whisper",
-	"version": "0.0.7",
+	"version": "0.0.8",
 	"description": "Node bindings for OpenAI's Whisper. Optimized for CPU.",
 	"main": "dist/index.js",
 	"types": "dist/index.d.ts",

src/WhisperHelper.ts

@@ -8,6 +8,14 @@ export const constructCommand = (filePath: string, args: IOptions) => {
 		throw new Error('[Nodejs-whisper] Error: Provide model name')
 	}
 
+	const isValidModelName = MODELS_LIST.findIndex(model => model == args.modelName)
+
+	if (isValidModelName == -1) {
+		console.log('[Nodejs-whisper] Error: Enter a valid model name')
+		console.log('[Nodejs-whisper] Available models are:\n', MODELS_LIST)
+		process.exit(1)
+	}
+
 	let anyModelExist = []
 
 	MODELS.forEach(model => {

src/index.ts

@@ -12,6 +12,7 @@ export interface IOptions {
 
 export async function nodewhisper(filePath: string, options: IOptions) {
 	checkIfFileExists(filePath)
+	console.log(`[Nodejs-whisper]  Transcribing file: ${filePath}\n`)
 	await downloadModel()
 
 	const outputFilePath = await convertToWavType(filePath)

src/utils.ts

@@ -1,13 +1,14 @@
 import fs from 'fs'
 import path from 'path'
 import shell from 'shelljs'
-export const checkIfFileExists = (filePath: string) => {
-	fs.access(filePath, fs.constants.F_OK, err => {
-		if (err) {
-			console.error(`[Nodejs-whisper] Error: No such file or directory: ${filePath}\n`)
-			process.exit(1)
-		}
-	})
+
+export const checkIfFileExists = async (filePath: string) => {
+	const isExist = fs.existsSync(filePath)
+
+	if (!isExist) {
+		console.error(`[Nodejs-whisper] Error: No such file : ${filePath}\n`)
+		process.exit(1)
+	}
 }
 
 export const convertToWavType = async (inputFilePath: string) => {
@@ -19,9 +20,9 @@ export const convertToWavType = async (inputFilePath: string) => {
 	)
 
 	if (fileExtension !== 'wav') {
-		console.warn('[Nodejs-whisper] Warning: Unsupported audio format.')
+		console.warn('[Nodejs-whisper] Warning: Unsupported audio format.\n')
 		console.log('[Nodejs-whisper]  Converting audio to wav File Type...\n')
-		const command = `ffmpeg -i ${inputFilePath} -ar 16000 -ac 1 -c:a pcm_s16le  ${outputFilePath}.wav`
+		const command = `ffmpeg -nostats -loglevel 0 -i ${inputFilePath} -ar 16000 -ac 1 -c:a pcm_s16le  ${outputFilePath}.wav`
 
 		shell.exec(command)
 		return `${outputFilePath}.wav`