Replace deprecated faraday_middleware gem with faraday default functions for better maintenance #375

Author: yasulab

Gemfile

@@ -34,7 +34,6 @@ gem 'kramdown'
 gem 'kramdown-parser-gfm'
 
 gem 'faraday'
-gem 'faraday_middleware'
 
 gem 'google_drive'
 gem 'koala'

Gemfile.lock

@@ -164,8 +164,6 @@ GEM
     faraday-patron (1.0.0)
     faraday-rack (1.0.0)
     faraday-retry (1.0.3)
-    faraday_middleware (1.2.1)
-      faraday (~> 1.0)
     ffi (1.17.2-aarch64-linux-gnu)
     ffi (1.17.2-aarch64-linux-musl)
     ffi (1.17.2-arm-linux-gnu)
@@ -548,7 +546,6 @@ DEPENDENCIES
   dotenv-rails
   factory_bot_rails
   faraday
-  faraday_middleware
   flamegraph
   font-awesome-rails
   google_drive

lib/event_service/client.rb

@@ -16,8 +16,12 @@ def get(path, params)
     def connection_for(endpoint, proxy)
       Faraday.new(endpoint, proxy: proxy) do |f|
         f.response :logger if self.class.debug
-        f.response :json, :content_type => /\bjson$/
-        f.response :raise_error
+        
+        # faraday標準のJSONパーサーを使用
+        f.response :json, parser_options: { symbolize_names: true }
+        
+        # faraday標準のエラーハンドリングを使用
+        f.response :raise_error, include_request: true
 
         yield f if block_given?