質問編集履歴

Modelを追記しました。

2020/12/04 06:56

投稿

mikeko0901

スコア227

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test CHANGED Viewed

@@ -180,6 +180,232 @@
 ```
+■Model (User モデル)
+```
+<?php
+namespace App\Models;
+use Illuminate\Contracts\Auth\MustVerifyEmail;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Illuminate\Notifications\Notifiable;
+use Laravel\Fortify\TwoFactorAuthenticatable;
+use Laravel\Jetstream\HasProfilePhoto;
+use Laravel\Sanctum\HasApiTokens;
+use Illuminate\Database\Eloquent\Model; //追加してみた
+class User extends Authenticatable
+{
+    use HasApiTokens;
+    use HasFactory;
+    use HasProfilePhoto;
+    use Notifiable;
+    use TwoFactorAuthenticatable;
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array
+     */
+    protected $fillable = [
+        'name',
+        'email',
+        'password',
+    ];
+    /**
+     * The attributes that should be hidden for arrays.
+     *
+     * @var array
+     */
+    protected $hidden = [
+        'password',
+        'remember_token',
+        'two_factor_recovery_codes',
+        'two_factor_secret',
+    ];
+    public function followings() { //自分が誰をフォローしているか
+        //return $this->belongsToMany(User::class, 'user_follow', 'user_id', 'follow_id')->withTimestamps(); techの書き方
+        return $this->belongsToMany('App\Models\User', 'user_follow', 'user_id', 'follow_id')->withTimestamps();
+    }
+    public function followers() {
+        //return $this->belongsToMany(User::class, 'user_follow', 'follow_id', 'user_id')->withTimestamps(); techの書き方
+        return $this->belongsToMany('App\Models\User', 'user_follow', 'follow_id', 'user_id')->withTimestamps();
+    }
+    public function follow($userId) { //フォロー用の関数を定義
+        //すでにフォローしているかの確認
+        $exist = $this->is_following($userId);
+        //フォロー先が自分か
+        $its_me = $this->id == $userId;
+        if($exist || $its_me) {
+            return false;
+        }
+        else {
+            $this->followings()->attach($userId); //attach()で中間テーブルに登録する。削除はdetach
+            return true;
+        }
+    }
+    public function unfollow($userId) {
+        $exist = $this->is_following($userId);
+        $its_me = $this->id == $userId;
+        if($exist && !$its_me) {
+            $this->followings()->detach($userId);
+            return true;
+        }
+        else {
+            return false;
+        }
+    }
+    public function is_following($userId) {
+        return $this->followings()->where('follow_id', $userId)->exists(); //exists()でbooleanが戻る
+    }
+    /**
+     * The attributes that should be cast to native types.
+     *
+     * @var array
+     */
+    protected $casts = [
+        'email_verified_at' => 'datetime',
+    ];
+    /**
+     * The accessors to append to the model's array form.
+     *
+     * @var array
+     */
+    protected $appends = [
+        'profile_photo_url',
+    ];
+}
+```
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