// ═══════════════════════════════════════════════════════════════════════════
// LandveX Finance — API Client
// ═══════════════════════════════════════════════════════════════════════════

export class API {
  constructor(opts = {}) {
    this.baseUrl = opts.baseUrl || '/api/ledger';
    this.tenant = opts.tenant || 'landvex';
    this.getToken = opts.getToken || (() => localStorage.getItem('lv_token'));
  }
  
  async request(method, path, body = null) {
    const url = this.baseUrl + path;
    const headers = {
      'Content-Type': 'application/json',
      'x-tenant-id': this.tenant,
    };
    
    const token = this.getToken();
    if (token) headers['Authorization'] = `Bearer ${token}`;
    
    const opts = { method, headers };
    if (body) opts.body = JSON.stringify(body);
    
    const res = await fetch(url, opts);
    
    if (!res.ok) {
      const err = new Error(`HTTP ${res.status}`);
      err.status = res.status;
      try { err.data = await res.json(); } catch {}
      throw err;
    }
    
    return res.json();
  }
  
  get(path) { return this.request('GET', path); }
  post(path, body) { return this.request('POST', path, body); }
  put(path, body) { return this.request('PUT', path, body); }
  delete(path) { return this.request('DELETE', path); }
}