import { getTelegramInitData } from './telegram'

const API_BASE = import.meta.env.VITE_API_BASE_URL || ''

async function request<T>(path: string, init: RequestInit = {}): Promise<T> {
  const headers = new Headers(init.headers)
  headers.set('Content-Type', 'application/json')
  const initData = getTelegramInitData()
  if (initData) headers.set('X-Telegram-Init-Data', initData)
  const response = await fetch(`${API_BASE}${path}`, { ...init, headers })
  const data = await response.json().catch(() => ({}))
  if (!response.ok) {
    const message = data?.detail?.message || data?.detail || response.statusText || 'API request failed'
    throw new Error(String(message))
  }
  return data as T
}

export const api = {
  tasks: () => request<{ tasks: any[]; groups: Record<string, any[]> }>('/api/tasks'),
  task: (id: string) => request<{ task: any }>(`/api/tasks/${id}`),
  events: (id: string) => request<{ events: any[] }>(`/api/tasks/${id}/events`),
  runs: (id: string) => request<{ runs: any[] }>(`/api/tasks/${id}/runs`),
  log: (id: string) => request<{ log: string; missing: boolean }>(`/api/tasks/${id}/log`),
  create: (payload: Record<string, unknown>) => request<{ task: any }>('/api/tasks', { method: 'POST', body: JSON.stringify(payload) }),
  comment: (id: string, body: string) => request(`/api/tasks/${id}/comment`, { method: 'POST', body: JSON.stringify({ body }) }),
  action: (id: string, action: 'promote' | 'unblock' | 'archive') => request(`/api/tasks/${id}/${action}`, { method: 'POST' }),
  block: (id: string, reason: string) => request(`/api/tasks/${id}/block`, { method: 'POST', body: JSON.stringify({ reason }) }),
  assign: (id: string, assignee: string) => request(`/api/tasks/${id}/assign`, { method: 'POST', body: JSON.stringify({ assignee }) }),
  dispatch: () => request('/api/dispatch', { method: 'POST' }),
}