import { loadAppConfig } from '@/config/load-config'
import { setAppConfig } from '@/config/app-config'
import { applyAppConfig } from '@/config/apply-config'
import { startPwaManifest } from '@/modules/pwa/manifest'
import { createVueApp } from '@/app/createApp'
import { setupRouterGuards } from '@/app/setupRouter'
import router from '@/router'
import { applyProjectTheme } from '@/utils/config'
import { useSettingsStore } from '@/store/settingsStore'
import { useUserStore } from '@/store/userStore'
import { getToken } from '@/utils'
import { initPriceRealtimeChannel } from '@/utils/priceSocket'

type BootWindow = Window & {
  __BOOT_TIMEOUT__?: number
  __APP_BOOTSTRAPPED__?: boolean
}

function clearBootTimeout() {
  const bootWindow = window as BootWindow

  if (bootWindow.__BOOT_TIMEOUT__) {
    window.clearTimeout(bootWindow.__BOOT_TIMEOUT__)
    bootWindow.__BOOT_TIMEOUT__ = undefined
  }
}

function withTimeout<T>(promise: Promise<T>, ms: number, message: string): Promise<T> {
  return Promise.race([
    promise,
    new Promise<T>((_, reject) => {
      window.setTimeout(() => {
        reject(new Error(message))
      }, ms)
    })
  ])
}

function showBootstrapError(error: unknown) {
  clearBootTimeout()

  console.error('Bootstrap failed:', error)

  const appRoot = document.querySelector('#app')

  if (!appRoot) return

  appRoot.innerHTML = `
    <div style="min-height: 100vh; display: flex; align-items: center; justify-content: center; direction: rtl; font-family: sans-serif; padding: 24px; background: var(--boot-bg, #ffffff); color: var(--boot-text, #111827);">
      <div style="width: min(420px, 100%); text-align: center; background: var(--boot-card, #fff); border: 1px solid var(--boot-border, rgba(15,23,42,0.08)); border-radius: 24px; padding: 28px 22px;">
        <div style="font-size: 42px; margin-bottom: 12px;">⚠️</div>
        <h2 style="margin: 0 0 12px; font-size: 20px;">خطا در راه‌اندازی برنامه</h2>
        <p style="margin: 0 0 20px; color: var(--boot-muted, rgba(15,23,42,0.62)); line-height: 2; font-size: 14px;">
          لطفاً اتصال اینترنت خود را بررسی کنید و دوباره تلاش کنید.
        </p>
        <button
          onclick="location.reload()"
          style="padding: 11px 22px; border: 0; border-radius: 12px; background: var(--boot-accent, #2563eb); color: white; cursor: pointer; font-weight: 700;"
        >
          تلاش مجدد
        </button>
      </div>
    </div>
  `
}

function applyTenantThemeVars() {
  applyProjectTheme()

  const color = window.__APP_CONFIG__?.user?.color
  const secondaryColor = window.__APP_CONFIG__?.user?.secondary_color
  const backgroundColor = window.__APP_CONFIG__?.user?.background_color

  if (color) {
    document.documentElement.style.setProperty('--App-primary-color', color)
  }

  if (secondaryColor) {
    document.documentElement.style.setProperty('--App-secondary-color', secondaryColor)
  }

  if (backgroundColor) {
    document.documentElement.style.setProperty('--App-background-color', backgroundColor)
  }
}
function detectTWA() {
  const fromReferrer = document.referrer.startsWith('android-app://');
  const fromParam = new URLSearchParams(window.location.search).get('source') === 'twa';

  if (fromReferrer || fromParam) {
    sessionStorage.setItem('appMode', 'twa');
    // پاک کردن پارامتر از URL
    if (fromParam) {
      const url = new URL(window.location.href);
      url.searchParams.delete('source');
      window.history.replaceState({}, '', url);
    }
  }
}
export async function bootstrapApp() {
  try {
    detectTWA()
    const config = await withTimeout(loadAppConfig(), 20000, 'Config loading timeout')
    setAppConfig(config)
    applyTenantThemeVars()
    startPwaManifest(config)
    applyAppConfig()

    const { app } = createVueApp()
    const settingsStore = useSettingsStore()
    const userStore = useUserStore()

    await withTimeout(settingsStore.fetchSettings(), 45000, 'Settings loading timeout')

    initPriceRealtimeChannel((key) => settingsStore.getSettingByKey(key))

    if (getToken()) {
      await withTimeout(userStore.getMyInfo(), 45000, 'User session loading timeout')
    }

    setupRouterGuards()

    app.mount('#app')

    await router.isReady()

    if (!getToken() && router.currentRoute.value.name !== 'login') {
      await router.replace({ name: 'login' })
    }

    ;(window as BootWindow).__APP_BOOTSTRAPPED__ = true
    clearBootTimeout()
    sessionStorage.removeItem('__APP_BOOT_RECOVERY_DONE__')
    sessionStorage.removeItem('__APP_BOOT_RETRY_CLICKED__')
  } catch (error) {
    showBootstrapError(error)
  }
}