レコメンド機能の作成（フェーズ3）

backend/.env.example

@@ -62,3 +62,7 @@ AWS_BUCKET=
 AWS_USE_PATH_STYLE_ENDPOINT=false
 
 VITE_APP_NAME="${APP_NAME}"
+
+PRTIMES_API_TOKEN=""
+
+OPENAI_API_TOKEN=""

backend/_ide_helper_models.php

@@ -19,6 +19,8 @@
  * @property string $keyword
  * @property \Illuminate\Support\Carbon|null $created_at
  * @property \Illuminate\Support\Carbon|null $updated_at
+ * @property-read \Illuminate\Database\Eloquent\Collection<int, \App\Models\PressRelease> $pressReleases
+ * @property-read int|null $press_releases_count
  * @method static \Illuminate\Database\Eloquent\Builder|Keyword newModelQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|Keyword newQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|Keyword query()
@@ -37,15 +39,23 @@ class Keyword extends \Eloquent {}
  * @property int $id
  * @property string $company_id
  * @property string $release_id
+ * @property string $title
+ * @property string $summary
+ * @property string $release_created_at
  * @property \Illuminate\Support\Carbon|null $created_at
  * @property \Illuminate\Support\Carbon|null $updated_at
+ * @property-read \Illuminate\Database\Eloquent\Collection<int, \App\Models\Keyword> $keywords
+ * @property-read int|null $keywords_count
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease newModelQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease newQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease query()
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereCompanyId($value)
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereCreatedAt($value)
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereId($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereReleaseCreatedAt($value)
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereReleaseId($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereSummary($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereTitle($value)
  * @method static \Illuminate\Database\Eloquent\Builder|PressRelease whereUpdatedAt($value)
  */
 	class PressRelease extends \Eloquent {}
@@ -66,6 +76,8 @@ class PressRelease extends \Eloquent {}
  * @property \Illuminate\Support\Carbon|null $updated_at
  * @property-read \Illuminate\Notifications\DatabaseNotificationCollection<int, \Illuminate\Notifications\DatabaseNotification> $notifications
  * @property-read int|null $notifications_count
+ * @property-read \Illuminate\Database\Eloquent\Collection<int, \App\Models\ViewHistory> $view_histories
+ * @property-read int|null $view_histories_count
  * @method static \Database\Factories\UserFactory factory($count = null, $state = [])
  * @method static \Illuminate\Database\Eloquent\Builder|User newModelQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|User newQuery()
@@ -83,3 +95,28 @@ class PressRelease extends \Eloquent {}
 	class User extends \Eloquent {}
 }
 
+namespace App\Models{
+/**
+ * 
+ *
+ * @property int $id
+ * @property int $score
+ * @property int $user_id
+ * @property int $keyword_id
+ * @property \Illuminate\Support\Carbon|null $created_at
+ * @property \Illuminate\Support\Carbon|null $updated_at
+ * @property-read \App\Models\Keyword $keyword
+ * @property-read \App\Models\User $user
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory newModelQuery()
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory newQuery()
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory query()
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereCreatedAt($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereId($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereKeywordId($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereScore($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereUpdatedAt($value)
+ * @method static \Illuminate\Database\Eloquent\Builder|ViewHistory whereUserId($value)
+ */
+	class ViewHistory extends \Eloquent {}
+}
+

backend/app/Http/Controllers/Api/PressRelease/ViewController.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Http\Controllers\Api\PressRelease;
+
+use App\Exceptions\HttpJsonResponseException;
+use App\Http\Controllers\Controller;
+use App\Models\Keyword;
+use App\Models\User;
+use App\UseCases\User\FindByIdAction as UserFindByIdAction;
+use App\UseCases\PressRelease\FindByIdsAction;
+use Exception;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+
+class ViewController extends Controller
+{
+    /**
+     * @param Request $request
+     * @return void
+     * @throws Exception
+     */
+    public function __invoke(Request $request)
+    {
+        /* @var User $user */
+        $user = UserFindByIdAction::run(Auth::id());
+        if ($user === null) // @todo まともにExceptionする
+            throw new Exception("test");
+
+        $company_id = $request->get("company_id");
+        $release_id = $request->get("release_id");
+
+        $press_release = FindByIdsAction::run(company_id: $company_id, release_id: $release_id);
+
+        if (!$press_release)
+            throw new HttpJsonResponseException(
+                400,
+                "notfound",
+                "PressRelease Not Found",
+                compact("company_id", "release_id")
+            );
+
+        /* @var Keyword $keyword */
+        foreach ($press_release->keywords() as $keyword) {
+
+
+            $user->view_histories()->create([
+
+            ]);
+
+
+
+
+        }
+        $press_release->keywords();
+
+
+        $press_release->keywords();
+    }
+}

backend/app/Jobs/PressReleaseAnalyze.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace App\Jobs;
+
+use App\Libs\Bedrock;
+use App\Libs\OpenAI;
+use App\UseCases\Keyword\UpdateOrCreateAction;
+use App\UseCases\PressRelease\CreateAction as PressReleaseCreateAction;
+use Exception;
+use GuzzleHttp\Exception\GuzzleException;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Foundation\Queue\Queueable;
+use GuzzleHttp\Client as GuzzleClient;
+
+class PressReleaseAnalyze implements ShouldQueue
+{
+    use Queueable;
+
+    const EXACT_MATCH_WEIGHT = 2;
+
+    /**
+     * @param int $company_id
+     * @param int $release_id
+     */
+    public function __construct(
+        private readonly int $company_id,
+        private readonly int $release_id
+    )
+    {}
+
+    /**
+     * @return void
+     * @throws GuzzleException
+     * @throws Exception
+     */
+    public function handle(): void
+    {
+        $headers = [
+            "Authorization" => "Bearer " . config("services.prtimes.token")
+        ];
+
+        $guzzle = new GuzzleClient([
+            "base_uri" => "https://hackathon.stg-prtimes.net/"
+        ]);
+
+        $openai = new OpenAI(config("services.openai.token"));
+
+        $bedrock = new Bedrock();
+
+        $response = $guzzle->get("/api/companies/112/releases/1078", ["headers" => $headers]);
+
+        if ($response->getStatusCode() !== 200)
+            throw new Exception("PR TIMES API Error");
+
+        /* @var array{
+         *     body: string,
+         *     company_id: int,
+         *     company_name: string,
+         *     created_at: string,
+         *     lead_paragraph: string,
+         *     like: int,
+         *     main_category_id: int,
+         *     main_category_name: string,
+         *     main_image: string,
+         *     main_image_fastly: string,
+         *     release_id: int,
+         *     release_type: string,
+         *     sub_category_id: string,
+         *     sub_category_name: string,
+         *     subtitle: string,
+         *     title: string,
+         *     url: string
+         *     } $data
+         */
+        $data = json_decode($response->getBody()->getContents(), true);
+
+        $body = strip_tags($data["body"]);
+
+        $summary = $openai->answer(
+            question: $body,
+            background: "あなたは、プレスリリースの内容を元にして、若者に興味を持ってもらえる文章を生成するエージェントです。\n
+                         以下の条件を満たしてください。\n
+                         1. 生成した文章は100文字以内\n
+                         2. 絵文字は用いない\n
+                         3. 内容に基づく。感想を含めない。"
+        );
+
+        $press_release = PressReleaseCreateAction::run(
+            company_id: $this->company_id,
+            release_id: $this->release_id,
+            title: $data["title"],
+            summary: $summary,
+            release_created_at: $data["created_at"]
+        );
+
+        $keywords_string = $bedrock->answer(
+            question: "以下の文章から重要なキーワードを抜き出せ \n
+                       指示 \n
+                       名詞や固有名詞のみ出力すること \n
+                       年月日は重要ではないので出力しないこと \n
+                       以下のようなJSONの配列形式で出力すること \n
+                       [\"キーワード\", \"キーワード\", ...] \n
+                       JSONデータ以外一切出力しないこと \n\n" . $body
+        );
+        $keywords = json_decode($keywords_string) ?? [];
+
+        foreach ($keywords as $keyword) {
+
+            $keyword = UpdateOrCreateAction::run($keyword);
+
+            $press_release->keywords()
+                          ->syncWithPivotValues(
+                              $keyword->id,
+                              [
+                                  "weight" => self::EXACT_MATCH_WEIGHT
+                              ],
+                              false
+                          );
+        }
+
+        // @todo さらに形態素解析をかまして、低い重みでキーワードを登録する。
+    }
+}

backend/app/Libs/Bedrock.php

@@ -11,7 +11,7 @@ class Bedrock
 
     public function __construct(
         private readonly string $model_id = "anthropic.claude-3-haiku-20240307-v1:0",
-        private readonly string $anthropic_version = "anthropic.claude-3-haiku-20240307-v1:0",
+        private readonly string $anthropic_version = "bedrock-2023-05-31",
         private readonly int $max_token = 1000,
         array $client_configs = [
             "region" => "us-east-1",

backend/app/Models/Keyword.php

@@ -11,15 +11,15 @@ class Keyword extends Model
     use HasFactory;
 
     protected $fillable = [
-        "keyword",
-        "weight"
+        "keyword"
     ];
 
     /**
      * @return BelongsToMany
      */
     public function pressReleases(): BelongsToMany
     {
-        return $this->belongsToMany(PressRelease::class);
+        return $this->belongsToMany(PressRelease::class)
+                    ->withPivot("weight");
     }
 }

backend/app/Models/PressRelease.php

@@ -23,6 +23,7 @@ class PressRelease extends Model
      */
     public function keywords(): BelongsToMany
     {
-        return $this->belongsToMany(Keyword::class);
+        return $this->belongsToMany(Keyword::class)
+                    ->withPivot("weight");
     }
 }

backend/app/Models/User.php

@@ -2,8 +2,8 @@
 
 namespace App\Models;
 
-// use Illuminate\Contracts\Auth\MustVerifyEmail;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
 
@@ -24,4 +24,12 @@ class User extends Authenticatable
         'age',
         'prefecture'
     ];
+
+    /**
+     * @return HasMany
+     */
+    public function view_histories(): HasMany
+    {
+        return $this->hasMany(ViewHistory::class);
+    }
 }

backend/app/Models/ViewHistory.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class ViewHistory extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        "score",
+        "user_id", "keyword_id"
+    ];
+
+    /**
+     * @return BelongsTo
+     */
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    /**
+     * @return BelongsTo
+     */
+    public function keyword(): BelongsTo
+    {
+        return $this->belongsTo(Keyword::class);
+    }
+}

backend/app/UseCases/Keyword/CreateOrFirstAction.php

@@ -6,15 +6,18 @@
 
 class CreateOrFirstAction
 {
+    /**
+     * @param string $keyword
+     * @return Keyword
+     */
     public static function run(
-        string $keyword,
-        int $weight
+        string $keyword
     ): Keyword {
         // @todo barryvdh/laravel-ide-helperにより強制的に型付け
         /* @var Keyword */
         return Keyword::createOrFirst(
-            compact("keyword", "weight"),
-            compact("keyword", "weight")
+            ["keyword" => $keyword],
+            ["keyword" => $keyword]
         );
     }
 }