submitForm.ts 2.25 KB
Newer Older
Andrey Azov's avatar
Andrey Azov committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
/**
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

type FormFieldType = string | File | File[] | null;

type Form = Record<string, FormFieldType>;

Andrey Azov's avatar
Andrey Azov committed
21 22 23 24 25
type TokenSuccessResponse = {
  token: string;
};

export const submitForm = async (form: Form) => {
Andrey Azov's avatar
Andrey Azov committed
26
  const formData = buildFormData(form);
Andrey Azov's avatar
Andrey Azov committed
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
  const url = '/api/support/ticket';
  const token = await getToken();

  return fetch(url, {
    method: 'POST',
    headers: {
      Authorization: `Bearer ${token}`
    },
    body: formData
  }).then(async (response) => {
    let responseMessage;
    try {
      responseMessage = await response.json();
    } catch {
      throw new Error();
    }
    if (!response.ok) {
      throw new Error(responseMessage);
    } else {
      return responseMessage;
    }
  });
Andrey Azov's avatar
Andrey Azov committed
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76
};

const buildFormData = (form: Form) => {
  const formData = new FormData(); // note that FormData can only contain unicode strings and blobs, including files
  const formEntries = Object.entries(form);
  for (const [fieldName, value] of formEntries) {
    addToFormData(formData, fieldName, value);
  }
  return formData;
};

const addToFormData = (
  formData: FormData,
  fieldName: string,
  value: FormFieldType
) => {
  if (value === null) {
    return;
  } else if (Array.isArray(value)) {
    for (const item of value) {
      addToFormData(formData, fieldName, item);
    }
  } else if (value instanceof File) {
    formData.append(fieldName, value, value.name);
  } else {
    formData.append(fieldName, value);
  }
};
Andrey Azov's avatar
Andrey Azov committed
77 78 79 80 81 82 83 84

const getToken = async () => {
  const url = '/api/support/token';
  const { token } = (await fetch(url).then((response) =>
    response.json()
  )) as TokenSuccessResponse;
  return token;
};