feat: add Api Base URL option to client

Author: supertinou

src/create-client.ts

@@ -13,7 +13,9 @@ export const clientConstructor = ({ token, ...options }: Typeform.ClientArg = {}
         ...otherArgs
       } = args
 
-      const requestUrl = buildUrlWithParams(`${API_BASE_URL}${url}`, params)
+      const { apiBaseUrl } = options
+      const requestApiBaseUrl = apiBaseUrl || API_BASE_URL
+      const requestUrl = buildUrlWithParams(`${requestApiBaseUrl}${url}`, params)
 
       const { headers = {} } = options
       const authorization = token ? { Authorization: `bearer ${token}` } : {}

tests/unit/create-client.test.ts

@@ -68,3 +68,23 @@ test('falsy values should be passed', () => {
   }
   expect(buildUrlWithParams(url, params)).toBe('http://typeform.com?a=0&b=0')
 })
+
+test('Specify apiBaseUrl', async () => {
+
+
+  const rainbowApi = 'https://api.rainbow.typeform.com'
+
+  const clientWithApiBaseUrl = clientConstructor({
+    token: 'abc',
+    apiBaseUrl: rainbowApi
+  })
+
+  await clientWithApiBaseUrl.request({
+    url: '/forms',
+    method: 'get',
+    headers: {
+      Accepts: 'application/json'
+    }
+  })
+  expect(axios.history.get[0].url).toBe(`${rainbowApi}/forms`)
+})