47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
// @flow
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import Sequelize from 'sequelize';
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import { snakeCase } from 'lodash';
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import { type Context } from 'koa';
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export default function errorHandling() {
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return async function errorHandlingMiddleware(
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ctx: Context,
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next: () => Promise<*>
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) {
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try {
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await next();
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} catch (err) {
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ctx.status = err.status || 500;
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let message = err.message || err.name;
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let error;
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if (err instanceof Sequelize.ValidationError) {
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// super basic form error handling
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ctx.status = 400;
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if (err.errors && err.errors[0]) {
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message = `${err.errors[0].message} (${err.errors[0].path})`;
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}
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}
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if (message.match('Authorization error')) {
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ctx.status = 403;
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error = 'authorization_error';
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}
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if (ctx.status === 500) {
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message = 'Internal Server Error';
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error = 'internal_server_error';
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ctx.app.emit('error', err, ctx);
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}
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ctx.body = {
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ok: false,
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error: snakeCase(err.id || error),
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status: err.status,
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message,
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data: err.errorData ? err.errorData : undefined,
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};
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}
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};
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}
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