feat: 新增 sqlite 存储数据

lib/sqlite.js

@@ -0,0 +1,49 @@
+const path = require('path')
+
+const Sequelize = require('sequelize')
+
+/* Init database */
+
+const sequelize = new Sequelize('gopkg', undefined, undefined, {
+  dialect: 'sqlite',
+  storage: path.resolve(__dirname, '../dist/data.sqlite'),
+  define: {
+    timestamps: false,
+    freezeTableName: true
+  }
+})
+
+/* Create tables */
+
+const code = { type: Sequelize.STRING, primaryKey: true }
+const name = Sequelize.STRING
+
+const Province = sequelize.define('province', { code, name })
+const City = sequelize.define('city', { code, name })
+const Area = sequelize.define('area', { code, name })
+const Street = sequelize.define('street', { code, name })
+const Village = sequelize.define('village', { code, name })
+
+/* Set foreign key */
+
+City.belongsTo(Province)
+
+Area.belongsTo(Province)
+Area.belongsTo(City)
+
+Street.belongsTo(Province)
+Street.belongsTo(City)
+Street.belongsTo(Area)
+
+Village.belongsTo(Province)
+Village.belongsTo(City)
+Village.belongsTo(Area)
+Village.belongsTo(Street)
+
+/* Connect database */
+
+sequelize.sync()
+  .then(() => console.log('db connected!'))
+  .error(err => console.log(err))
+
+module.exports = { Province, City, Area, Street, Village }