{"id":40512,"date":"2023-01-02T20:55:37","date_gmt":"2023-01-02T11:55:37","guid":{"rendered":"https:\/\/kinsta.com\/jp\/?p=40512&preview=true&preview_id=40512"},"modified":"2023-08-25T22:56:24","modified_gmt":"2023-08-25T13:56:24","slug":"graphql-nodejs","status":"publish","type":"post","link":"https:\/\/kinsta.com\/jp\/blog\/graphql-nodejs\/","title":{"rendered":"Node.js\u3068GraphQL\u3067API\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

GraphQL\u306f\u3001\u8fd1\u5e74API\u958b\u767a\u306b\u304a\u3044\u3066\u4eba\u6c17\u3092\u535a\u3057\u3066\u3044\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u30c7\u30fc\u30bf\u3092\u516c\u958b\u3059\u308b\u306e\u306b\u306f\u3001RESTful API\u304c\u4f7f\u308f\u308c\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u5236\u9650\u304c\u3042\u308b\u3068\u3044\u3046\u96e3\u70b9\u3082\u3002\u305d\u3093\u306a\u554f\u984c\u3092\u89e3\u6c7a\u3059\u3079\u304f\u751f\u307e\u308c\u305f\u306e\u304cGraphQL\u3067\u3059\u3002<\/p>\n

GraphQL\u306f\u3001Facebook\uff08\u73feMeta\uff09\u304c\u958b\u767a\u3057\u305f\u30af\u30a8\u30ea\u8a00\u8a9e\u3067\u30012015\u5e74\u304b\u3089\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002API\u30c7\u30fc\u30bf\u306e\u8a18\u8ff0\u3001\u30a2\u30af\u30bb\u30b9\u306b\u4f7f\u3048\u308b\u76f4\u611f\u7684\u304b\u3064\u67d4\u8edf\u306a\u69cb\u6587\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n

\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001GraphQL\u3068Node.js\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/a>\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u4f8b\u3068\u3057\u3066Node.js\u306e\u30a6\u30a7\u30d6\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u300cExpress.jsk\u300d<\/a>\u3067GraphQL\u3092\u4f7f\u7528\u3057\u3001ToDo\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

<\/div><\/kinsta-auto-toc>\n

GraphQL\u3068\u306f<\/h2>\n

\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3067\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u300cGraphQL\u306f\u3001API\u306e\u30af\u30a8\u30ea\u8a00\u8a9e\u3067\u3042\u308a\u3001\u65e2\u5b58\u306e\u30c7\u30fc\u30bf\u3067\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u3067\u3059\u3002API\u5185\u306e\u30c7\u30fc\u30bf\u306e\u5206\u304b\u308a\u3084\u3059\u3044\u8a18\u8ff0\u3092\u5b9f\u73fe\u3057\u3001\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002\u6bb5\u968e\u7684\u306aAPI\u62e1\u5f35\u3082\u7c21\u5358\u306b\u3067\u304d\u308b\u3001\u5f37\u529b\u306a\u958b\u767a\u8005\u30c4\u30fc\u30eb\u3067\u3059\u300d\uff08\u82f1\u8a9e\u539f\u6587\u306e\u65e5\u672c\u8a9e\u8a33\uff09<\/span><\/p>\n

GraphQL\u306f\u3001\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u5b9a\u7fa9\u3057\u305f\u578b\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3063\u3066\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u3067\u3059\u3002\u307e\u305f\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u30a8\u30f3\u30b8\u30f3\u306b\u7e1b\u3089\u308c\u308b\u3053\u3068\u306f\u306a\u304f\u3001\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u3068\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u306b\u88cf\u6253\u3061\u3055\u308c\u3066\u3044\u307e\u3059\u3002GraphQL\u3068RESTful API\u306e\u8a73\u3057\u3044\u6280\u8853\u306e\u6bd4\u8f03\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n

GraphQL\u30b5\u30fc\u30d3\u30b9\u3092\u69cb\u7bc9\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u30b9\u30ad\u30fc\u30de\u30bf\u30a4\u30d7\u3092\u5b9a\u7fa9\u3057\u3001\u305d\u306e\u30bf\u30a4\u30d7\u3092\u4f7f\u3063\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u304b\u3089\u306e\u30c7\u30fc\u30bf\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u53d7\u3051\u4ed8\u3051\u6642\u306b\u5404\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30bf\u30a4\u30d7\u306b\u5bfe\u3057\u5b9f\u884c\u3055\u308c\u308b\u30ea\u30be\u30eb\u30d0\u3092\u7528\u610f\u3057\u307e\u3059\u3002<\/p>\n

GraphQL\u306e\u7528\u8a9e<\/h2>\n

\u578b\u306f\u3001\u554f\u3044\u5408\u308f\u305b\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u3068\u64cd\u4f5c\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u3092\u8a18\u8ff0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3001GraphQL\u306e\u4e2d\u6838\u3068\u306a\u308b\u8981\u7d20\u3067\u3059\u3002\u3053\u306e\u7ae0\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u3055\u307e\u3056\u307e\u306a\u8a18\u8ff0\u30fb\u64cd\u4f5c\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n

\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b<\/h3>\n

GraphQL\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\u306f\u3001\u5f37\u304f\u578b\u4ed8\u3051\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u542b\u3080\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u3067\u3059\u3002\u30e2\u30c7\u30eb\u3068GraphQL\u578b\u306e\u9593\u306b\u306f\u30011\u5bfe1\u306e\u7d10\u4ed8\u3051\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u578b\u306e\u4e00\u4f8b\u3067\u3059\u3002<\/p>\n

type User {\n  id: ID! # \"!\"\u306f\u5fc5\u9808\u3092\u610f\u5473\u3059\u308b\n  firstname: String\n  lastname: String\n  email: String\n  username: String\n  todos: [Todo] # Todo\u3082\u307e\u305f\u5225\u306eGraphQL\u578b\n}<\/code><\/pre>\n
\u30af\u30a8\u30ea<\/h3>\n
GraphQL\u306e\u30af\u30a8\u30ea\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304cGraphQL API\u4e0a\u3067\u5b9f\u884c\u3067\u304d\u308b\u3059\u3079\u3066\u306e\u30af\u30a8\u30ea\u3092\u5b9a\u7fa9\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u65e2\u5b58\u306e\u30af\u30a8\u30ea\u3092\u3059\u3079\u3066\u542b\u3080RootQuery<\/code>\u306e\u5b9a\u7fa9\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n
\u4ee5\u4e0b\u306f\u3001\u30af\u30a8\u30ea\u5b9a\u7fa9\u3068\u5bfe\u5fdc\u3059\u308bRESTful API\u306e\u4f8b\u3067\u3059\u3002<\/p>\n
type RootQuery {\n  user(id: ID): User           # GET \/api\/users\/:id\u306b\u76f8\u5f53\n  users: [User]                # GET \/api\/users\u306b\u76f8\u5f53\n  todo(id: ID!): Todo    # GET \/api\/todos\/:id\u76f8\u5f53\n  todos: [Todo]          # GET \/api\/todos\u306b\u76f8\u5f53\n}<\/code><\/pre>\n
\u5909\u66f4<\/h3>\n
GraphQL\u306e\u30af\u30a8\u30ea\u304cGET<\/code>\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u3042\u308c\u3070\u3001\u5909\u66f4\u306f\u3001GraphQL API\u3092\u64cd\u4f5c\u3059\u308bPOST<\/code>\u3001PUT<\/code>\u3001PATCH<\/code>\u3001DELETE<\/code>\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n
\u4ee5\u4e0b\u3001\u4f8b\u3068\u3057\u3066\u3059\u3079\u3066\u306e\u5909\u66f4\u30921\u3064\u306eRootMutation<\/code>\u306b\u307e\u3068\u3081\u3066\u307f\u307e\u3059\u3002<\/p>\n
type RootMutation {\n  createUser(input: UserInput!): User             # Corresponds to POST \/api\/users\n  updateUser(id: ID!, input: UserInput!): User    # Corresponds to PATCH \/api\/users\n  removeUser(id: ID!): User                       # Corresponds to DELETE \/api\/users\n  createTodo(input: TodoInput!): Todo\n  updateTodo(id: ID!, input: TodoInput!): Todo\n  removeTodo(id: ID!): Todo\n}<\/code><\/pre>\n
\u3054\u89a7\u306e\u901a\u308a\u3001\u4e0a\u8a18\u3067\u306f\u3001UserInput<\/code>\u3084TodoInput<\/code>\u306e\u3088\u3046\u306a\u3001\u5909\u66f4\u306b-input<\/code>\uff08\u5165\u529b\u578b\uff09\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ea\u30bd\u30fc\u30b9\u306e\u4f5c\u6210\u3068\u66f4\u65b0\u306b\u5bfe\u3057\u3066\u3001\u5e38\u306b\u5165\u529b\u578b\u3092\u5b9a\u7fa9\u3059\u308b\u306e\u304c\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3067\u3059\u3002<\/p>\n
\u5165\u529b\u578b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
input UserInput {\n  firstname: String!\n  lastname: String\n  email: String!\n  username: String!\n}<\/code><\/pre>\n
\u30ea\u30be\u30eb\u30d0<\/h3>\n
\u30ea\u30be\u30eb\u30d0\u306f\u3001\u30af\u30a8\u30ea\u3084\u5909\u66f4\u304c\u8981\u6c42\u3055\u308c\u305f\u969b\u306b\u3001\u4f55\u3092\u5b9f\u884c\u3059\u308b\u304b\u3092GraphQL\u306b\u6307\u793a\u3059\u308b\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002CRUD\uff08\u4f5c\u6210\u3001\u8aad\u307f\u51fa\u3057\u3001\u66f4\u65b0\u3001\u524a\u9664\uff09\u64cd\u4f5c\u3092\u884c\u3046\u305f\u3081\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u53e9\u3044\u305f\u308a\u3001\u5185\u90e8\u306eRESTful API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u53e9\u3044\u305f\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u8981\u6c42\u306b\u5fdc\u3048\u308b\u305f\u3081\u306b\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9<\/a>\u3092\u547c\u3073\u51fa\u3057\u305f\u308a\u306a\u3069\u3001\u91cd\u305f\u3044\u4f5c\u696d\u3092\u884c\u3046\u57fa\u672c\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n
resolvers.js<\/strong>\u30d5\u30a1\u30a4\u30eb\u3092\u65b0\u898f\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/p>\n
import sequelize from '..\/models';\nexport default function resolvers () {\n  const models = sequelize.models;\n  return {\n    \/\/ \u30af\u30a8\u30ea\u306e\u30ea\u30be\u30eb\u30d0\n    RootQuery: {\n      user (root, { id }, context) {\n        return models.User.findById(id, context);\n      },\n      users (root, args, context) {\n        return models.User.findAll({}, context);\n      }\n    },\n    User: {\n      todos (user) {\n        return user.getTodos();\n      }\n    },\n  }\n  \/\/ \u5909\u66f4\u306e\u30ea\u30be\u30eb\u30d0\n  RootMutation: {\n    createUser (root, { input }, context) {\n      return models.User.create(input, context);    \n    },\n    updateUser (root, { id, input }, context) {\n      return models.User.update(input, { ...context, where: { id } });\n    },\n    removeUser (root, { id }, context) {\n      return models.User.destroy(input, { ...context, where: { id } });\n    },\n    \/\/ Todos\u7528\u30ea\u30be\u30eb\u30d0\u3092\u3053\u3053\u306b\u8a18\u8ff0\n  }\n}<\/code><\/pre>\n
\u30b9\u30ad\u30fc\u30de<\/h3>\n
GraphQL\u306e\u30b9\u30ad\u30fc\u30de\u306f\u3001API\u306e\u4ed5\u69d8\u3092\u8868\u3059\u3082\u306e\u3067\u3059\u3002\u578b\u3001\u30af\u30a8\u30ea\u3001\u5909\u66f4\u3092\u3053\u306e\u30b9\u30ad\u30fc\u30de\u306b\u542b\u3080\u304b\u305f\u3061\u3067\u516c\u958b\u3057\u307e\u3059\u3002<\/p>\n
\u4ee5\u4e0b\u306f\u3001\u578b\u3001\u30af\u30a8\u30ea\u3001\u5909\u66f4\u3092\u516c\u958b\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u4f8b\u3067\u3059\u3002<\/p>\n
schema {\n  query: RootQuery\n  mutation: RootMutation\n}<\/code><\/pre>\n
\u4e0a\u306e\u30b9\u30ad\u30fc\u30de\u306f\u3001\u5148\u307b\u3069\u4f5c\u6210\u3057\u305fRootQuery<\/code>\u3068RootMutation<\/code>\u3092\u516c\u958b\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
Node.js\u3084Express.js\u3068\u306e\u9023\u643a\u65b9\u6cd5<\/h2>\n
GraphQL\u306f\u3001\u4e3b\u8981\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3084\u74b0\u5883\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001Node.js\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001GraphQL\u306e\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u3001JavaScript<\/a>\u3092\u542b\u3080\u69d8\u3005\u306a\u8a00\u8a9e\u306e\u5b9f\u88c5\u65b9\u6cd5\u304c\u7d39\u4ecb\u3055\u308c\u3066\u304a\u308a\u3001\u30b3\u30fc\u30c9\u8a18\u8ff0\u3082\u7c21\u5358\u3067\u3059\u3002<\/p>\n
GraphQL Apollo\u3092\u5229\u7528\u3059\u308c\u3070\u3001Node.js\u3068Express.js\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u7c21\u5358\u306bGraphQL\u3092\u4f7f\u3044\u59cb\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u6b21\u306e\u7ae0\u3067\u306f\u3001GraphQL Apollo\u3092\u4f7f\u7528\u3057\u3066\u3001Node.js\u3068Express.js<\/a>\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3001GraphQL\u30a2\u30d7\u30ea\u3092\u958b\u767a\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n
Express.js\u3067GraphQL\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u65b9\u6cd5<\/h2>\n
Express.js\u3092\u4f7f\u7528\u3057\u305fGraphQL API\u30b5\u30fc\u30d0\u30fc\u306e\u69cb\u7bc9\u306f\u3001\u6bd4\u8f03\u7684\u5bb9\u6613\u3067\u3059\u3002\u307e\u305a\u306f\u3001GraphQL\u30b5\u30fc\u30d0\u30fc\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
Express\u3067\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u521d\u671f\u5316<\/h3>\n
\u307e\u305a\u306f\u3001Express.js\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7528\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
cd <project-name> && npm init -y\nnpm install express<\/code><\/pre>\n
\u4e0a\u306e\u30b3\u30de\u30f3\u30c9\u3067\u3001package.json<\/strong>\u30d5\u30a1\u30a4\u30eb\u304c\u65b0\u898f\u4f5c\u6210\u3055\u308c\u3001Express.js\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u6b21\u306b\u3001\u4e0b\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306e\u3088\u3046\u306b\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u69cb\u6210\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u3001ToDo \u306a\u3069\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6a5f\u80fd\u3054\u3068\u306b\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002<\/p>\n
\"graphql-todo\u7528\u30d5\u30a1\u30a4\u30eb\"
graphql-todo<\/em>\u306e\u30d5\u30a1\u30a4\u30eb\u69cb\u9020<\/figcaption><\/figure>\n
GraphQL\u306e\u521d\u671f\u5316<\/h3>\n
\u307e\u305a\u306f\u3001GraphQL\u3068Express.js\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
npm install apollo-server-express graphql @graphql-tools\/schema --save<\/code><\/pre>\n
\u30b9\u30ad\u30fc\u30de\u3068\u578b\u306e\u4f5c\u6210<\/h3>\n
\u6b21\u306b\u3001modules\u30d5\u30a9\u30eb\u30c0\u5185\u306bindex.js<\/strong>\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/p>\n
const { gql } = require('apollo-server-express');\nconst users = require('.\/users');\nconst todos = require('.\/todos');\nconst { GraphQLScalarType } = require('graphql');\nconst { makeExecutableSchema } = require('@graphql-tools\/schema');\nconst typeDefs = gql`\n  scalar Time\n  type Query {\n    getVersion: String!\n  }\n  type Mutation {\n    version: String!\n  }\n`;\nconst timeScalar = new GraphQLScalarType({\n  name: 'Time',\n  description: 'Time custom scalar type',\n serialize: (value) => value,\n});\nconst resolvers = {\n  Time: timeScalar,\n  Query: {\n    getVersion: () => `v1`,\n  },\n};\nconst schema = makeExecutableSchema({\n  typeDefs: [typeDefs, users.typeDefs, todos.typeDefs],\n  resolvers: [resolvers, users.resolvers, todos.resolvers],\n});\nmodule.exports = schema;<\/code><\/pre>\n
\u30b3\u30fc\u30c9\u306e\u89e3\u8aac<\/h4>\n
\u3053\u3053\u3067\u3001\u4e0a\u8a18\u30b3\u30fc\u30c9\u3092\u8a73\u3057\u304f\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u30b9\u30c6\u30c3\u30d71<\/h5>\n
\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30af\u30a8\u30ea\u3068\u5909\u66f4\u306e\u578b\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u73fe\u6642\u70b9\u3067\u306f\u3001\u30af\u30a8\u30ea\u3068\u5909\u66f4\u306f\u3001GraphQL API\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u8a2d\u5b9a\u3059\u308b\u3060\u3051\u306b\u7559\u3081\u307e\u3059\u304c\u3001\u5f8c\u307b\u3069\u4ed6\u306e\u30b9\u30ad\u30fc\u30de\u3092\u4f7f\u3044\u62e1\u5f35\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n
\"GraphQL\u3068\u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\"
GraphQL\u3068\u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30dd\u30fc\u30c8<\/figcaption><\/figure>\n
\u30b9\u30c6\u30c3\u30d72<\/h5>\n
\u6b21\u306b\u3001\u6642\u9593\u306b\u5bfe\u3059\u308b\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u3001\u5148\u307b\u3069\u4f5c\u6210\u3057\u305f\u30af\u30a8\u30ea\u3068\u5909\u66f4\u7528\u306e\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001makeExecutableSchema<\/code>\u95a2\u6570\u3092\u4f7f\u3063\u3066\u30b9\u30ad\u30fc\u30de\u3082\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n
\u751f\u6210\u3057\u305f\u30b9\u30ad\u30fc\u30de\u306b\u306f\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305f\u4ed6\u306e\u30b9\u30ad\u30fc\u30de\u304c\u3059\u3079\u3066\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u4f5c\u6210\u30fb\u30a4\u30f3\u30dd\u30fc\u30c8\u6642\u306b\u306f\u3001\u3055\u3089\u306b\u30b9\u30ad\u30fc\u30de\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n
\"\u6642\u9593\u7528\u306e\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u6210\"
\u6642\u9593\u306e\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u6210<\/figcaption><\/figure>\n
\u4e0a\u8a18\u3067\u306f\u3001makeExecutableSchema\u95a2\u6570\u306b\u69d8\u3005\u306a\u30b9\u30ad\u30fc\u30de\u304c\u30a4\u30f3\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8907\u96d1\u306b\u69cb\u9020\u5316\u3059\u308b\u306e\u306b\u4fbf\u5229\u3067\u3059\u3002\u6b21\u306b\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305fToDo\u30b9\u30ad\u30fc\u30de\u3068User\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
ToDo\u30b9\u30ad\u30fc\u30de\u306e\u4f5c\u6210<\/h3>\n
ToDo\u30b9\u30ad\u30fc\u30de\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u5b9f\u884c\u3067\u304d\u308b\u7c21\u5358\u306aCRUD\u64cd\u4f5c\u3092\u6271\u3044\u307e\u3059\u3002ToDo\u306eCRUD\u64cd\u4f5c\u3092\u5b9f\u88c5\u3057\u305f\u30b9\u30ad\u30fc\u30de\u306f\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n
const { gql } = require('apollo-server-express');\nconst createTodo = require('.\/mutations\/create-todo');\nconst updateTodo = require('.\/mutations\/update-todo');\nconst removeTodo = require('.\/mutations\/delete-todo');\nconst todo = require('.\/queries\/todo');\nconst todos = require('.\/queries\/todos');\nconst typeDefs = gql`\n  type Todo {\n    id: ID!\n    title: String\n    description: String\n    user: User\n  }\n  input CreateTodoInput {\n    title: String!\n    description: String\n    isCompleted: Boolean\n  }\n  input UpdateTodoInput {\n    title: String\n    description: String\n    isCompleted: Boolean\n  }  extend type Query {\n    todo(id: ID): Todo!\n    todos: [Todo!]\n  }\n  extend type Mutation {\n    createTodo(input: CreateTodoInput!): Todo\n    updateTodo(id: ID!, input: UpdateTodoInput!): Todo\n    removeTodo(id: ID!): Todo\n  }\n`;\n\/\/ \u30b9\u30ad\u30fc\u30de\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30ea\u30be\u30eb\u30d0\u95a2\u6570\u3092\u6307\u5b9a\nconst resolvers = {\n  \/\/ \u30af\u30a8\u30ea\u306e\u30ea\u30be\u30eb\u30d0\n  Query: {\n    todo,\n    todos,\n  },\n  \/\/ \u5909\u66f4\u306e\u30ea\u30be\u30eb\u30d0\n  Mutation: {\n    createTodo,\n    updateTodo,\n    removeTodo,\n  },\n};\nmodule.exports = { typeDefs, resolvers };<\/code><\/pre>\n
\u30b3\u30fc\u30c9\u306e\u89e3\u8aac<\/h4>\n
\u3067\u306f\u3001\u3053\u306e\u30b3\u30fc\u30c9\u3082\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u30b9\u30c6\u30c3\u30d71<\/h5>\n
\u307e\u305a\u3001GraphQL\u306etype<\/code>\u3001input<\/code>\u3001extend<\/code>\u3092\u4f7f\u7528\u3057\u3066ToDo\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002extend<\/code>\u30ad\u30fc\u30ef\u30fc\u30c9\u306f\u3001\u5148\u307b\u3069\u3064\u304f\u3063\u305f\u30eb\u30fc\u30c8\u30af\u30a8\u30ea\u3068\u5909\u66f4\u3092\u7d99\u627f\u3057\u3001\u65b0\u898f\u30af\u30a8\u30ea\u3068\u5909\u66f4\u3092\u8ffd\u52a0\u3059\u308b\u306e\u306b\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\"ToDo\u7528\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\"
ToDo\u7528\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210<\/figcaption><\/figure>\n
\u30b9\u30c6\u30c3\u30d72<\/h5>\n
\u6b21\u306b\u3001\u30ea\u30be\u30eb\u30d0\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7279\u5b9a\u306e\u30af\u30a8\u30ea\u3084\u5909\u66f4\u304c\u547c\u3073\u51fa\u3055\u308c\u305f\u969b\u306b\u3001\u6b63\u3057\u3044\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u306e\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\"\u30ea\u30be\u30eb\u30d0\u3092\u5b9f\u88c5\"
\u30ea\u30be\u30eb\u30d0\u3092\u5b9f\u88c5\u3059\u308b<\/figcaption><\/figure>\n
\u30ea\u30be\u30eb\u30d0\u304c\u7528\u610f\u3067\u304d\u305f\u3089\u3001create-todo.js<\/strong>\u306e\u4f8b\u306b\u898b\u3089\u308c\u308b\u3088\u3046\u306b\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
.\/mutations\/<\/code>\u30d5\u30a9\u30eb\u30c0\u306bcreate-user.js<\/strong>\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u65b0\u898fToDo\u3092\u4f5c\u6210\u3059\u308b\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
const models = require('..\/..\/..\/models');\nmodule.exports = async (root, { input }, context) => {\n  return models.todos.push({ ...input });\n};<\/code><\/pre>\n
\u4e0a\u8a18\u306f\u3001Sequelize ORM\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306bToDo\u3092\u4f5c\u6210\u3059\u308b\u7c21\u5358\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3059\u3002Sequelize\u306e\u8a73\u7d30\u3068Node.js\u3067\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u3001\u540c\u3058\u624b\u9806\u3067\u8907\u6570\u306e\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u305f\u308a\u3001GitHub\u304b\u3089\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u3092\u8907\u88fd<\/a>\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n
\u6b21\u306b\u3001Express.js\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u3001GraphQL\u3068Node.js\u3092\u4f7f\u3063\u3066\u4f5c\u6210\u3057\u305fToDo\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u30b5\u30fc\u30d0\u30fc\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u5b9f\u884c<\/h3>\n
\u5148\u307b\u3069\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305fapollo-server-express<\/code>\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u3066\u30b5\u30fc\u30d0\u30fc\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u3001\u8a2d\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n
apollo-server-express<\/code>\u306f\u3001Apollo Server\uff08Express.js\uff09\u306e\u7c21\u6613\u30e9\u30c3\u30d1\u30fc\u3067\u3001Express.js\u306e\u958b\u767a\u3092\u8003\u616e\u3057\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u4e0a\u3067\u3054\u7d39\u4ecb\u3057\u305f\u4f8b\u3092\u4f7f\u3063\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305fapollo-server-express<\/code>\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306bExpress.js\u30b5\u30fc\u30d0\u30fc\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306bserver.js<\/strong>\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/p>\n
\nconst express = require('express');\nconst { ApolloServer } = require('apollo-server-express');\nconst schema = require('.\/modules');\nconst app = express();\nasync function startServer() {\n  const server = new ApolloServer({ schema });\n  await server.start();\n  server.applyMiddleware({ app });\n}\nstartServer();\napp.listen({ port: 3000 }, () =>\n  console.log(`Server ready at http:\/\/localhost:3000`)\n);<\/code><\/pre>\n
\u3053\u308c\u3067\u3001ToDo\u3068User\u7528\u306eCRUD GraphQL\u30b5\u30fc\u30d0\u30fc\u3092\u4f5c\u6210\u3067\u304d\u307e\u3057\u305f\u3002\u958b\u767a\u7528\u30b5\u30fc\u30d0\u30fc\u3092\u8d77\u52d5\u3057\u3001http:\/\/localhost:3000\/graphql<\/a>\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9069\u5207\u306b\u64cd\u4f5c\u304c\u884c\u3048\u3066\u3044\u308c\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n
\"\u691c\u8a3c\u753b\u9762\"
\u691c\u8a3c\u753b\u9762<\/figcaption><\/figure>\n
\u307e\u3068\u3081<\/h2>\n
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