60 lines
1.8 KiB
TypeScript
60 lines
1.8 KiB
TypeScript
import { GoogleGenAI, Type } from "@google/genai";
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const apiKey = process.env.API_KEY || ''; // Fallback for dev env without key
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const ai = new GoogleGenAI({ apiKey });
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export const generateSongData = async (
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topic: string,
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style: string
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): Promise<{ title: string; lyrics: string; tags: string[] }> => {
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if (!apiKey) {
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// Mock response if no API key is present
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return new Promise((resolve) => {
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setTimeout(() => {
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resolve({
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title: "Neon Echoes (Mock)",
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lyrics: "[Verse]\nChecking for API key...\nNone found, so here is a mock.\n\n[Chorus]\nVirtual sounds in a digital world.",
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tags: ["electronic", "mock", "ambient"]
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});
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}, 2000);
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});
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}
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try {
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const prompt = `Generate a song title, lyrics, and 3 style tags based on this user prompt: "${topic}". The style requested is: "${style}".
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Format the lyrics with standard song structure headers like [Verse], [Chorus].`;
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const response = await ai.models.generateContent({
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model: "gemini-2.5-flash-latest",
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contents: prompt,
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config: {
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responseMimeType: "application/json",
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responseSchema: {
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type: Type.OBJECT,
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properties: {
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title: { type: Type.STRING },
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lyrics: { type: Type.STRING },
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tags: {
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type: Type.ARRAY,
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items: { type: Type.STRING }
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}
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},
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required: ["title", "lyrics", "tags"]
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}
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}
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});
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const jsonText = response.text;
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if (!jsonText) throw new Error("No response from Gemini");
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return JSON.parse(jsonText);
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} catch (error) {
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console.error("Gemini generation error:", error);
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return {
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title: "Generation Failed",
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lyrics: "[Error]\nCould not generate lyrics at this time.",
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tags: ["error"]
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};
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}
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}; |