Merge pull request #1 from toru-kurahashi2/add-pg-settings

PostgreSQLの設定ファイルを追加

Author: toru-kurahashi2

db/knex.js

@@ -0,0 +1,5 @@
+const environment = "development";
+const config = require("../knexfile.js")[environment];
+const knex = require("knex")(config);
+
+module.exports = knex;

db/migrations/20240605055627_create_user.js

@@ -0,0 +1,29 @@
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.up = function(knex) {
+    return knex.schema.hasTable('users').then(function(exists) {
+        if (!exists) {
+            return knex.schema.createTable('users', function(t) {
+                t.increments('id').primary().unsigned().notNullable();
+                t.string('name').unique();
+                t.string('password');
+            });
+        }else{
+            return new Error("The table already exists");
+        }
+    });
+};
+
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.down = function(knex) {
+    return knex.schema.hasTable('users').then(function(exists) {
+        if (exists) {
+            return knex.schema.dropTable('users');
+        }
+    });
+};

db/migrations/20240605055633_create_task.js

@@ -0,0 +1,29 @@
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.up = function(knex) {
+    return knex.schema.hasTable('tasks').then(function(exists) {
+        if (!exists) {
+            return knex.schema.createTable('tasks', function(t) {
+                t.increments('id').primary().unsigned().notNullable();
+                t.integer('user_id').notNullable().references('id').inTable('users');
+                t.string('content').notNullable();
+            });
+        }else{
+            return new Error("The table already exists");
+        }
+    });
+};
+
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.down = function(knex) {
+    return knex.schema.hasTable('tasks').then(function(exists) {
+        if (exists) {
+            return knex.schema.dropTable('tasks');
+        }
+    });
+};

db/seeds/test_user_and_task.js

@@ -0,0 +1,15 @@
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> } 
+ */
+exports.seed = async function(knex) {
+  // Deletes ALL existing entries
+  await knex('users').del();
+  await knex('tasks').del()
+  await knex('users').insert([
+    {id: 1, name: 'user01', password: 'password'}
+  ]);
+  await knex('tasks').insert([
+    {id: 1, user_id: 1, content: 'テスト'}
+  ]);
+};

knexfile.js

@@ -0,0 +1,68 @@
+// Update with your config settings.
+
+/**
+ * @type { Object.<string, import("knex").Knex.Config> }
+ */
+module.exports = {
+
+  development: {
+    client: 'pg',
+    connection: {
+      database: 'todo_app',
+      user:     'root',
+      password: 'postgres'
+    },
+    pool: {
+      min: 2,
+      max: 10
+    },
+    migrations: {
+      directory: './db/migrations',
+      tableName: 'knex_migrations'
+    },
+    seeds: {
+      directory: './db/seeds',
+    }
+  },
+
+  staging: {
+    client: 'pg',
+    connection: {
+      database: 'todo_app',
+      user:     'root',
+      password: 'postgres'
+    },
+    pool: {
+      min: 2,
+      max: 10
+    },
+    migrations: {
+      directory: './db/migrations',
+      tableName: 'knex_migrations'
+    },
+    seeds: {
+      directory: './db/seeds',
+    }
+  },
+
+  production: {
+    client: 'pg',
+    connection: {
+      database: 'todo_app',
+      user:     'root',
+      password: 'postgres'
+    },
+    pool: {
+      min: 2,
+      max: 10
+    },
+    migrations: {
+      directory: './db/migrations',
+      tableName: 'knex_migrations'
+    },
+    seeds: {
+      directory: './db/seeds',
+    }
+  }
+
+};