first mutation

src/graphql/schema.js

@@ -1,6 +1,8 @@
 const { GraphQLSchema } = require('graphql')
+const { Mutation } = require('./typeDefs/mutation')
 const { Query } = require('./typeDefs/query')
 
 module.exports = new GraphQLSchema({
   query: Query,
+  mutation: Mutation,
 })

src/graphql/typeDefs/mutation.js

@@ -0,0 +1,43 @@
+const {
+  GraphQLObjectType,
+  GraphQLString,
+  GraphQLID,
+  GraphQLNonNull,
+} = require('graphql')
+const { NoteType, CategoryType } = require('./types/index')
+
+const Notes = require('../models/note')
+const Categories = require('../models/category')
+
+const Mutation = new GraphQLObjectType({
+  name: 'Mutation',
+  fields: {
+    addCategory: {
+      type: CategoryType,
+      args: { title: { type: new GraphQLNonNull(GraphQLString) } },
+      resolve(parent, args) {
+        return new Categories({
+          title: args.title,
+        }).save()
+      },
+    },
+    addNote: {
+      type: NoteType,
+      args: {
+        title: { type: new GraphQLNonNull(GraphQLString) },
+        categoryId: { type: new GraphQLNonNull(GraphQLID) },
+      },
+      resolve(parent, args) {
+        return new Notes({
+          title: args.title,
+          createdAt: new Date().toISOString(),
+          categoryId: args.categoryId,
+        }).save()
+      },
+    },
+  },
+})
+
+module.exports = {
+  Mutation,
+}

src/server.js

@@ -9,7 +9,7 @@ const PORT = 3001
 server.use('/graphql', graphqlHTTP({ schema, graphiql: true }))
 
 mongoose.connect(
-  'mongodb+srv://user:password@cluster0-1dsll.mongodb.net/todo-db?retryWrites=true&w=majority',
+  'mongodb+srv://sergeyyarkov:1234@cluster0-1dsll.mongodb.net/todo-db?retryWrites=true&w=majority',
   { useNewUrlParser: true, useUnifiedTopology: true }
 )