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Implementing Form Submission in the Answer Form

Explore how to implement form submission in an answer form using React Hook Form and TypeScript. Learn to create submission handlers, manage form state, handle asynchronous posts, and provide user feedback with success messages.

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Carry out the following steps to implement form submission in the answer form:

  1. In QuestionsData.ts, create a function that simulates posting an answer:

Node.js
export interface PostAnswerData {
  questionId: number;
  content: string;
  userName: string;
  created: Date;
}
export const postAnswer = async (
  answer: PostAnswerData,
): Promise<AnswerData | undefined> => {
  await wait(500);
  const question = questions.filter(
    q => q.questionId === answer.questionId,
  )[0];
  const answerInQuestion: AnswerData = {
    answerId: 99,
    ...answer,
  };
  question.answers.push(answerInQuestion);
  return answerInQuestion;
};

The function finds the question in the questions array and adds the answer to it. The remainder of the preceding code contains straightforward types for the answer to post and the function’s result.

  1. In ...