dify-1.8.1/web/app/layout.tsx

import RoutePrefixHandle from './routePrefixHandle'
import type { Viewport } from 'next'
import I18nServer from './components/i18n-server'
import BrowserInitializer from './components/browser-initializer'
import SentryInitializer from './components/sentry-initializer'
import { getLocaleOnServer } from '@/i18n-config/server'
import { TanstackQueryInitializer } from '@/context/query-client'
import { ThemeProvider } from 'next-themes'
import './styles/globals.css'
import './styles/markdown.scss'
import GlobalPublicStoreProvider from '@/context/global-public-context'
import { DatasetAttr } from '@/types/feature'

export const viewport: Viewport = {
  width: 'device-width',
  initialScale: 1,
  maximumScale: 1,
  viewportFit: 'cover',
  userScalable: false,
}

const LocaleLayout = async ({
  children,
}: {
  children: React.ReactNode
}) => {
  const locale = await getLocaleOnServer()

  const datasetMap: Record<DatasetAttr, string | undefined> = {
    [DatasetAttr.DATA_API_PREFIX]: process.env.NEXT_PUBLIC_API_PREFIX,
    [DatasetAttr.DATA_PUBLIC_API_PREFIX]: process.env.NEXT_PUBLIC_PUBLIC_API_PREFIX,
    [DatasetAttr.DATA_MARKETPLACE_API_PREFIX]: process.env.NEXT_PUBLIC_MARKETPLACE_API_PREFIX,
    [DatasetAttr.DATA_MARKETPLACE_URL_PREFIX]: process.env.NEXT_PUBLIC_MARKETPLACE_URL_PREFIX,
    [DatasetAttr.DATA_PUBLIC_EDITION]: process.env.NEXT_PUBLIC_EDITION,
    [DatasetAttr.DATA_PUBLIC_SUPPORT_MAIL_LOGIN]: process.env.NEXT_PUBLIC_SUPPORT_MAIL_LOGIN,
    [DatasetAttr.DATA_PUBLIC_SENTRY_DSN]: process.env.NEXT_PUBLIC_SENTRY_DSN,
    [DatasetAttr.DATA_PUBLIC_MAINTENANCE_NOTICE]: process.env.NEXT_PUBLIC_MAINTENANCE_NOTICE,
    [DatasetAttr.DATA_PUBLIC_SITE_ABOUT]: process.env.NEXT_PUBLIC_SITE_ABOUT,
    [DatasetAttr.DATA_PUBLIC_TEXT_GENERATION_TIMEOUT_MS]: process.env.NEXT_PUBLIC_TEXT_GENERATION_TIMEOUT_MS,
    [DatasetAttr.DATA_PUBLIC_MAX_TOOLS_NUM]: process.env.NEXT_PUBLIC_MAX_TOOLS_NUM,
    [DatasetAttr.DATA_PUBLIC_MAX_PARALLEL_LIMIT]: process.env.NEXT_PUBLIC_MAX_PARALLEL_LIMIT,
    [DatasetAttr.DATA_PUBLIC_TOP_K_MAX_VALUE]: process.env.NEXT_PUBLIC_TOP_K_MAX_VALUE,
    [DatasetAttr.DATA_PUBLIC_INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH]: process.env.NEXT_PUBLIC_INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH,
    [DatasetAttr.DATA_PUBLIC_LOOP_NODE_MAX_COUNT]: process.env.NEXT_PUBLIC_LOOP_NODE_MAX_COUNT,
    [DatasetAttr.DATA_PUBLIC_MAX_ITERATIONS_NUM]: process.env.NEXT_PUBLIC_MAX_ITERATIONS_NUM,
    [DatasetAttr.DATA_PUBLIC_MAX_TREE_DEPTH]: process.env.NEXT_PUBLIC_MAX_TREE_DEPTH,
    [DatasetAttr.DATA_PUBLIC_ALLOW_UNSAFE_DATA_SCHEME]: process.env.NEXT_PUBLIC_ALLOW_UNSAFE_DATA_SCHEME,
    [DatasetAttr.DATA_PUBLIC_ENABLE_WEBSITE_JINAREADER]: process.env.NEXT_PUBLIC_ENABLE_WEBSITE_JINAREADER,
    [DatasetAttr.DATA_PUBLIC_ENABLE_WEBSITE_FIRECRAWL]: process.env.NEXT_PUBLIC_ENABLE_WEBSITE_FIRECRAWL,
    [DatasetAttr.DATA_PUBLIC_ENABLE_WEBSITE_WATERCRAWL]: process.env.NEXT_PUBLIC_ENABLE_WEBSITE_WATERCRAWL,
    [DatasetAttr.DATA_PUBLIC_KKFILEVIEW_URL]: process.env.NEXT_PUBLIC_KKFILEVIEW_URL,
    [DatasetAttr.DATA_PUBLIC_API_BASE_URL]: process.env.NEXT_PUBLIC_API_BASE_URL,
  }

  return (
    <html lang={locale ?? 'en'} className="h-full" suppressHydrationWarning>
      <head>
        <meta name="theme-color" content="#FFFFFF" />
        <meta name="mobile-web-app-capable" content="yes" />
        <meta name="apple-mobile-web-app-capable" content="yes" />
        <meta name="apple-mobile-web-app-status-bar-style" content="default" />
      </head>
      <body
        className="color-scheme h-full select-auto"
        {...datasetMap}
      >
        <ThemeProvider
          attribute='data-theme'
          defaultTheme='system'
          enableSystem
          disableTransitionOnChange
          enableColorScheme={false}
        >
          <BrowserInitializer>
            <SentryInitializer>
              <TanstackQueryInitializer>
                <I18nServer>
                  <GlobalPublicStoreProvider>
                    {children}
                  </GlobalPublicStoreProvider>
                </I18nServer>
              </TanstackQueryInitializer>
            </SentryInitializer>
          </BrowserInitializer>
        </ThemeProvider>
        <RoutePrefixHandle />
      </body>
    </html>
  )
}

export default LocaleLayout