我想将我的 Apollo 服务器与我的 mongoDB 连接。我知道那里有很多例子,但我陷入了异步部分,没有找到解决方案或示例(这很奇怪,我完全错了吗?)
我从 next.js 的示例开始https://github.com/zeit/next.js/tree/master/examples/api-routes-apollo-server-and-client https://github.com/zeit/next.js/tree/master/examples/api-routes-apollo-server-and-client。
但缺少 mongodb 集成。
My code
页面/api/graphql.js
import {ApolloServer} from 'apollo-server-micro';
import {schema} from '../../apollo/schema';
const apolloServer = new ApolloServer({schema});
export const config = {
api: {
bodyParser: false
}
};
export default apolloServer.createHandler({path: '/api/graphql'});
阿波罗/schema.js
import {makeExecutableSchema} from 'graphql-tools';
import {typeDefs} from './type-defs';
import {resolvers} from './resolvers';
export const schema = makeExecutableSchema({
typeDefs,
resolvers
});
阿波罗/resolvers.js
const Items = require('./connector').Items;
export const resolvers = {
Query: {
item: async (_parent, args) => {
const {id} = args;
const item = await Items.findOne(objectId(id));
return item;
},
...
}
}
阿波罗/connector.js
require('dotenv').config();
const MongoClient = require('mongodb').MongoClient;
const password = process.env.MONGO_PASSWORD;
const username = process.env.MONGO_USER;
const uri = `mongodb+srv://${username}:${password}@example.com`;
const client = await MongoClient.connect(uri);
const db = await client.db('databaseName')
const Items = db.collection('items')
module.exports = {Items}
所以问题是await
in connector.js
。我不知道如何在异步函数中调用它,也不知道如何以其他方式向解析器提供 MongoClient。如果我只是删除await
,它显然返回一个待处理的承诺并且无法调用该函数.db('databaseName')
on it.