refactor: friend 모델 컬럼 수정 (#7)

models/Friend.js

@@ -5,10 +5,11 @@ const sequelize = require('../config/sequelize');
 const User = require('./User');
 
 const Friend = sequelize.define('Friend', {
-  type: {
-    type: DataTypes.ENUM('NORMAL', 'SPECIAL'),
+    status: {
+        type: DataTypes.ENUM('PENDING', 'ACCEPTED'),
         allowNull: false,
-  },
+        defaultValue: 'PENDING'
+    }
 }, {
     tableName: 'Friends',
     timestamps: true,
@@ -18,6 +19,6 @@ Friend.belongsTo(User, { foreignKey: 'user_id', as: 'user' });
 Friend.belongsTo(User, { foreignKey: 'friend_id', as: 'friend' });
 
 User.hasMany(Friend, { foreignKey: 'user_id', as: 'friends' });
-User.hasMany(Friend, { foreignKey: 'friend_id', as: 'friendOf' });
+User.hasMany(Friend, { foreignKey: 'friend_id', as: 'friendRequests' });
 
 module.exports = Friend;
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