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import * as Koa from 'koa';
import { IEndpoint } from './endpoints';
import authenticate from './authenticate';
import call from './call';
import { ApiError } from './error';
export default (endpoint: IEndpoint, ctx: Koa.Context) => new Promise((res) => {
const 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: {
message: y!.message,
code: y!.code,
id: y!.id,
kind: y!.kind,
...(y!.info ? { info: y!.info } : {})
}
};
} else {
ctx.body = x;
}
res();
};
// Authentication
authenticate(body['i']).then(([user, app]) => {
// API invoking
call(endpoint.name, user, app, body, (ctx as any).file).then((res: any) => {
reply(res);
}).catch((e: ApiError) => {
reply(e.httpStatusCode ? e.httpStatusCode : e.kind === 'client' ? 400 : 500, e);
});
}).catch(() => {
reply(403, new ApiError({
message: 'Authentication failed. Please ensure your token is correct.',
code: 'AUTHENTICATION_FAILED',
id: 'b0a7f5f8-dc2f-4171-b91f-de88ad238e14'
}));
});
});
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