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Merge branch 'develop' into 'feature/35-backend-llm-chat-gpt-integration-s4-10'

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# Conflicts:
#   services/modules/llm-gemini/gemini.js
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Hughes, Mike
2025-12-15 14:07:32 +01:00
parent 789ecd3a31 d647f53790
commit 1683502aa1
20 changed files with 829 additions and 160 deletions
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services/modules/llm-gemini/gemini.js
+56 -51
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@@ -18,65 +18,70 @@ const module_exports = {
description: "Generates documents using Google Gemini LLM",
async function(parameter) {
try {
console.log("Gemini LLM module invoked with parameters:", parameter);
return new Promise(async (resolve, reject) => {
try {
// console.log("Gemini LLM module invoked with parameters:", parameter);
await this.createDocumentFromTranscript( // Call the function to create document with transcript, document type and language
parameter.inputTranscriptPath, // Path to input transcript file
parameter.documentTypePath, // Path to document type file which is chosen in the front end by the user
parameter.language // Language for the document which is chosen in the front end by the user
);
resolve(await this.createDocumentFromTranscript( //Call the function to create document with transcript, document type and language
parameter.inputTranscriptPath, // Path to input transcript file
parameter.documentTypePath, // Path to document type file which is chosen in the front end by the user
parameter.language // Language for the document which is chosen in the front end by the user
));
} catch (error) {
// console.error("Error in Gemini LLM module:", error);
reject(error)
}
})
} catch (error) {
console.error("Error in Gemini LLM module:", error);
}
},
createDocumentFromTranscript: async function(transcriptPath, documentTypePath, language = "en") { // default language is English
try {
const transcript = await fs.promises.readFile(transcriptPath, "utf-8"); // read transcript file from Path
const documentType = await fs.promises.readFile(documentTypePath, "utf-8"); // read document type from Path
// Add system instruction for HTML output
const systemInstruction = "You are a helpful assistant that generates HTML documents from transcripts. Output only valid HTML content without any preamble, explanations, or markdown formatting.";
const promptText = `${systemInstruction}\n\n${documentType}, in language ${language}, transcript:\n\n${transcript}`; // combine doc type, language and transcript - Change prompt here if needed
return new Promise(async(resolve, reject) => {
try {
const transcript = await fs.promises.readFile(transcriptPath, "utf-8"); //read transcript file from Path
const documentType = await fs.promises.readFile(documentTypePath, "utf-8"); //read document type from Path
const promptText = `${documentType}, in language ${language}, transcript:\n\n${transcript}`; //combine doc type, language and transcript - Change prompt here if needed
// --- REST CALL ---
const response = await fetch(`${GEMINI_URL}?key=${GEMINI_API_KEY}`, { // safe model response in variable
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({
contents: [
{
parts: [
{ text: promptText } // Input prompt for content generation
]
}
]
})
});
// --- REST CALL ---
const response = await fetch(`${GEMINI_URL}?key=${GEMINI_API_KEY}`, { //safe model response in variable
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({
contents: [
{
parts: [
{ text: promptText } // Input prompt for content generation
]
}
]
})
});
if (!response.ok) { //ok is true when a responce was successfull
const text = await response.text();
throw new Error(`Gemini API error (${response.status}): ${text}`);
if (!response.ok) { //ok is true when a responce was successfull
const text = await response.text();
throw new Error(`Gemini API error (${response.status}): ${text}`);
}
const data = await response.json();
// Get generated text from response or default to empty string (if null)
const output = data?.candidates?.[0]?.content?.parts?.[0]?.text || "";
let inputTranscriptName = path.basename(transcriptPath, path.extname(transcriptPath)); // Name for the output file
// console.log(inputTranscriptName);
const outPath = path.join(outputDir, `${inputTranscriptName}.md`); // Output file path & name to make naming dynamic. Pulled from input transcript name
fs.writeFileSync(outPath, output, "utf8"); // Write output to file
// console.log("Generated document written to:", outPath);
resolve(outPath)
} catch (error) {
// console.error("Error generating Gemini content:", error);
reject(error)
}
const data = await response.json();
// Get generated text from response or default to empty string (if null)
const output = data?.candidates?.[0]?.content?.parts?.[0]?.text || "";
let inputTranscriptName = path.basename(transcriptPath, path.extname(transcriptPath)); // Name for the output file
console.log(inputTranscriptName);
const outPath = path.join(outputDir, `${inputTranscriptName}.html`); // Output file path & name to make naming dynamic. Pulled from input transcript name
fs.writeFileSync(outPath, output, "utf8"); // Write output to file
console.log("Generated document written to:", outPath);
} catch (error) {
console.error("Error generating Gemini content:", error);
}
})
}
};