import { Language, SensitiveEntity } from './types';
import { apiFetch } from './services/apiClient';

// Frontend facade for AI features.
// SECURITY: API keys must never be stored in the browser or localStorage.
// All AI calls are proxied through the WordPress bridge backend.

export const generateMarketingContent = async (
  context: string,
  channel: string,
  tone: string,
  lang: Language
): Promise<string> => {
  const res = await apiFetch<{ text: string }>(`/ai/marketing/content`, {
    method: 'POST',
    body: JSON.stringify({ context, channel, tone, lang }),
  });
  return res.text;
};

export const generateMarketingVisual = async (
  context: string,
  channel: string,
  aspectRatio: string
): Promise<string> => {
  const res = await apiFetch<{ dataUrl: string }>(`/ai/marketing/visual`, {
    method: 'POST',
    body: JSON.stringify({ context, channel, aspectRatio }),
  });
  return res.dataUrl;
};

export const generateLegalAttestation = async (
  fileName: string,
  hash: string,
  date: string,
  author: string,
  lang: Language = 'it'
): Promise<string> => {
  const res = await apiFetch<{ text: string }>(`/ai/legal/attestation`, {
    method: 'POST',
    body: JSON.stringify({ fileName, hash, date, author, lang }),
  });
  return res.text;
};

export const identifySensitiveEntities = async (text: string, lang: Language): Promise<SensitiveEntity[]> => {
  const res = await apiFetch<{ entities: SensitiveEntity[] }>(`/ai/pii`, {
    method: 'POST',
    body: JSON.stringify({ text, lang }),
  });
  return res.entities || [];
};

export const analyzeWorkUniqueness = async (title: string, author: string, lang: Language): Promise<string> => {
  const res = await apiFetch<{ text: string }>(`/ai/uniqueness`, {
    method: 'POST',
    body: JSON.stringify({ title, author, lang }),
  });
  return res.text;
};