[英]How to do a mutation with graphql and mongoose
我有一个后端mongoose
, graphql
和graphql-compose-mongoose
。
我按照graphql-compose-mongoose
文档创建了一个 User 模型和架构,如下所示:
模型
import mongoose, { Schema } from 'mongoose';
import { composeMongoose } from 'graphql-compose-mongoose';
export const UserSchema = new Schema({
phone: { type: String },
name: { type: String },
email: { type: String, required: true },
password: { type: String, required: true },
photos: { type: Array },
matchId: { type: Schema.Types.ObjectId },
created: { type: Date, default: Date.now },
active: { type: Boolean, default: false }
});
export const User = mongoose.model('User', UserSchema);
export const UserTC = composeMongoose(User);
Graphql 架构
import { User, UserTC } from '../models/User';
import { schemaComposer } from 'graphql-compose';
schemaComposer.Query.addFields({
userById: UserTC.mongooseResolvers.findById(),
userByIds: UserTC.mongooseResolvers.findByIds(),
userOne: UserTC.mongooseResolvers.findOne(),
userMany: UserTC.mongooseResolvers.findMany(),
userDataLoader: UserTC.mongooseResolvers.dataLoader(),
userDataLoaderMany: UserTC.mongooseResolvers.dataLoaderMany(),
userCount: UserTC.mongooseResolvers.count(),
userConnection: UserTC.mongooseResolvers.connection(),
userPagination: UserTC.mongooseResolvers.pagination()
});
schemaComposer.Mutation.addFields({
userCreateOne: UserTC.mongooseResolvers.createOne(),
userCreateMany: UserTC.mongooseResolvers.createMany(),
userUpdateById: UserTC.mongooseResolvers.updateById(),
userUpdateOne: UserTC.mongooseResolvers.updateOne(),
userUpdateMany: UserTC.mongooseResolvers.updateMany(),
userRemoveById: UserTC.mongooseResolvers.removeById(),
userRemoveOne: UserTC.mongooseResolvers.removeOne(),
userRemoveMany: UserTC.mongooseResolvers.removeMany()
});
const graphqlSchema = schemaComposer.buildSchema();
export default graphqlSchema;
我想用userCreateOne
突变创建一个用户,我正在 GraphQL 游乐场中试用它。 我似乎无法弄清楚如何。 我试过将该字段作为参数传递,但它不起作用。
我最后想通了。 突变看起来像这样:
mutation {
userCreateOne(record: {email: "email@example.com", password: "12345"}) {
record {
email
password
matchId
created
active
}
}
}
userCreateOne
(和userCreateOne
解析器createOne
)接受一个对象record
,该对象内部是您在架构中定义的字段。
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