32 lines
815 B
JavaScript
32 lines
815 B
JavaScript
const createRequest = require('server/utils/api');
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const Answer = require('server/db/models/Answer');
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async function getAnswer(question_id, answer_id) {
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let cachedAnswer;
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try {
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cachedAnswer = await Answer.findById(answer_id);
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} catch {
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return;
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}
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// Retrieve uncached answer and patch to cache
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if (!cachedAnswer) {
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const { success, answer } = await createRequest(
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'get',
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`/questions/${question_id}/answers/${answer_id}`
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);
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if (!success) return;
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return Answer.findByIdAndUpdate(
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answer.answer_id,
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{ ...answer, id: answer.answer_id },
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{
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upsert: true,
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new: true,
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}
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);
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} else return cachedAnswer;
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}
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module.exports = getAnswer;
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