hippofish/src/server/api/api-handler.ts
2019-02-22 14:22:40 +09:00

54 lines
1.2 KiB
TypeScript

import * as Koa from 'koa';
import { IEndpoint } from './endpoints';
import authenticate from './authenticate';
import call from './call';
import { IUser } from '../../models/user';
import { IApp } from '../../models/app';
import { ApiError } from './error';
export default async (endpoint: IEndpoint, ctx: Koa.BaseContext) => {
const body = ctx.is('multipart/form-data') ? (ctx.req as any).body : ctx.request.body;
const reply = (x?: any, y?: ApiError) => {
if (x == null) {
ctx.status = 204;
} else if (typeof x === 'number') {
ctx.status = x;
ctx.body = { error: y };
} else {
ctx.body = x;
}
};
let user: IUser;
let app: IApp;
// Authentication
try {
[user, app] = await authenticate(body['i']);
} catch (e) {
reply(403, new ApiError({
message: 'Authentication failed. Please ensure your token is correct.',
code: 'AUTHENTICATION_FAILED',
id: 'b0a7f5f8-dc2f-4171-b91f-de88ad238e14'
}));
return;
}
let res;
// API invoking
try {
res = await call(endpoint.name, user, app, body, (ctx.req as any).file);
} catch (e) {
if (e.kind == 'client') {
reply(400, e);
} else {
reply(500, e);
}
return;
}
reply(res);
};