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const fs = require('fs');
const https = require('https');
async function extractTextFromImage(imageBuffer) {
console.log('[DEBUG] extractTextFromImage: Starting image text extraction');
console.log('[DEBUG] Image buffer size:', imageBuffer.length, 'bytes');
return new Promise((resolve, reject) => {
const base64Image = imageBuffer.toString('base64');
console.log('[DEBUG] Base64 image length:', base64Image.length);
const requestData = JSON.stringify({
"contents": [
{
"parts": [
{
"inline_data": {
"mime_type": "image/png",
"data": base64Image
}
},
{
"text": "Berikan text yang ada di gambar ini saja, tidak ada informasi lain cukup yang ada di gambar saja, jangan ada text lain kalo bukan dari gambar nya."
}
]
}
]
});
console.log('[DEBUG] Request data prepared, length:', requestData.length);
const options = {
hostname: 'generativelanguage.googleapis.com',
path: '/v1beta/models/gemini-2.5-flash-lite:generateContent',
method: 'POST',
headers: {
'x-goog-api-key': 'AIzaSyB3-2egs0udKCDX_F7I58uVRAwv7OUX1G8',
'Content-Type': 'application/json',
'Content-Length': Buffer.byteLength(requestData)
}
};
console.log('[DEBUG] Making request to Gemini API...');
const req = https.request(options, (res) => {
console.log('[DEBUG] API Response status:', res.statusCode);
console.log('[DEBUG] API Response headers:', res.headers);
let data = '';
res.on('data', (chunk) => {
data += chunk;
});
res.on('end', () => {
console.log('[DEBUG] Received all response data');
console.log('[DEBUG] Response data length:', data.length);
try {
const response = JSON.parse(data);
console.log('[DEBUG] Response parsed successfully');
if (response.candidates && response.candidates[0] && response.candidates[0].content) {
const text = response.candidates[0].content.parts[0].text;
console.log('[DEBUG] ✅ Text extracted:', text);
resolve({ status: true, response: text });
} else {
console.log('[DEBUG] ❌ No text found in response');
console.log('[DEBUG] Response structure:', JSON.stringify(response, null, 2));
if (response.error) {
console.log('[DEBUG] API Error:', response.error);
}
resolve({ status: false, response: 'Tidak ada teks yang ditemukan' });
}
} catch (error) {
console.error('[DEBUG] ❌ JSON parse error:', error);
console.log('[DEBUG] Raw response data:', data);
reject(error);
}
});
});
req.on('error', (error) => {
console.error('[DEBUG] ❌ Request error:', error);
reject(error);
});
req.on('timeout', () => {
console.error('[DEBUG] ❌ Request timeout');
req.destroy();
reject(new Error('Request timeout'));
});
req.setTimeout(30000); // 30 second timeout
console.log('[DEBUG] Sending request...');
req.write(requestData);
req.end();
console.log('[DEBUG] Request sent');
});
}
module.exports = { extractTextFromImage }; |