Improves passing of locale data and adds addRoute test

Author: ggodet-bar

lib/index.js

@@ -141,8 +141,12 @@ export function freshPlugin (i18next) {
   return async (ctx) => {
     const placeholder = { headers: new Headers() }
     handle(i18next, { attachLocals: true })(ctx.req, placeholder, () => {})
-    ctx.state.t = placeholder.locals.t
-    ctx.state.i18n = placeholder.locals.i18n
+    ctx.state.t = ctx.req.t
+    ctx.state.i18n = ctx.req.i18n
+    ctx.state.lng= ctx.req.lng
+    ctx.state.locale = ctx.req.locale
+    ctx.state.language = ctx.req.language
+    ctx.state.languages = ctx.req.languages
     const resp = await ctx.next()
     resp.headers.set('Content-Language', placeholder.headers.get('Content-Language'))
     return resp

test/deno/addRoute.fresh.js

@@ -0,0 +1,33 @@
+import { expect } from 'jsr:@std/expect'
+import i18next from 'https://deno.land/x/i18next/index.js'
+import i18nextMiddleware from '../../index.js'
+const { test } = Deno
+import { App } from "jsr:@fresh/core";
+
+i18next
+  .init({
+    preload: ["en", "fr"],
+    fallbackLng: "en"
+  });
+
+test('addRoute fresh', async () => {
+  const routeHandle = (ctx) => {
+    expect(ctx.state.lng).toEqual('en')
+    expect(ctx.state.locale).toEqual('en')
+    expect(ctx.state.language).toEqual('en')
+    expect(ctx.state.languages).toEqual( ['en'])
+    expect(ctx.state.i18n).not.toBeUndefined()
+    expect(ctx.state.t).not.toBeUndefined()
+
+    expect(ctx.state.t('key')).toEqual('key')
+    return new Response(ctx.state.t('key'))
+  }
+  const app = new App()
+    .use(i18nextMiddleware.freshPlugin(i18next))
+  i18nextMiddleware.addRoute(i18next, '/myroute/:lng/:ns', ['en'], app, 'get', routeHandle)
+  const handler = app.handler()
+  const res = await handler(
+    new Request('http://localhost/myroute/en/test')
+  );
+  expect(await res.text()).toEqual('key')
+})

test/deno/middleware.fresh.js

@@ -1,5 +1,4 @@
 import { expect } from 'jsr:@std/expect'
-import { assertEquals, assertNotEquals } from 'https://deno.land/std/testing/asserts.ts'
 import i18next from 'https://deno.land/x/i18next/index.js'
 import i18nextMiddleware from '../../index.js'
 const { test } = Deno