概要
Ruby on Rails でアプリケーションを開発中。Javascriptを使用します。
昨日まで正常に読み込むことができていたJavascriptが、なぜか読まれなくなってしまいました。原因がわかりません。
どなたかお詳しい方、アドバイス等ご教示いただけると幸いです...!
正しい処理の流れ
_form.html.hamlのフォーム送信ボタンがクリックされると、message.jsの $('.form__submit').on('submit', function(e)...
で発火し、その後のコードが処理される。e.preventDefault
でイベントをキャンセルし、のちにajaxでmessage_controller.rbのcreateメソッドにjson形式でリクエストを送る。
実際の流れ
_form.html.hamlのフォーム送信ボタンがクリックされると、message.jsの $('.form__submit').on('submit', function(e)...
で発火せず、message_controller.rbにhtml形式でリクエストが送られる。
ソースコード
message.js
$(function() { function new_message(data) { console.log('veryGood!'); var new_message = $('<div class="msg">' + '<p class="msg__username">'+ message.user +'</p>' + '<p class="msg__time">'+ message.time + '<p>' + '<p class ="msg__passage">' + message.text +'</p>' + '</div>'); return new_message; } $('.form__submit').on('submit', function(e) { e.preventDefault(); console.log('goodgood!'); var api_url = window.location.pathname; //リクエストのパスを取得 var message = $('.form__textfield').val(); var user_id = $('#message_user_id').val(); var group_id = api_url.replace ( /[^\d.]/g, '' ); var formdata = new FormData($(this).get(0)); for(item of formdata) console.log(item); formdata.append("message[user_id]", user_id); formdata.append("message[group_id]", group_id); $.ajax({ url: api_url, type: 'POST', data: formdata, contentType: false, proccessData: false, dataType: 'json' }) .done(function(data){ console.log('success!'); var html = new_message(data); $('.chat__content').append(html); // 'chat__content'の末尾に'html'を加える $('.form__submit').val(''); }) .fail(function(data){ console.log('error!'); }); }); });
message_controller.rb
class MessagesController < ApplicationController def index @group = Group.find(params[:group_id]) @members = @group.users.map{|user| user[:name]}.join(' ') @message = Message.new @message.user_id = current_user.id end def create binding.pry @message = Message.new(message_params) @message.user_id = current_user.id @message.group = Group.find(params[:group_id]) if @message.save respond_to do |format| format.html do redirect_to group_messages_path(params[:group_id]) end format.json do render json: { user: @message.user.name, body: @message.body , created_at: @message.created_at} redirect_to group_messages_path(params[:group_id]) end end else flash[:notice] = "メッセージを入力してください" redirect_to group_messages_path(params[:group_id]) end end private def message_params params.require(:message).permit(:body ,:image, :user_id).merge(group_id: params[:group_id]) end end
_form.html.haml
= form_for [@group, @message], html: {class: 'msg_form'} do |f| = f.hidden_field :user_id, value: "#{@message.user_id}" = f.text_field :body, autofocus: true, placeholder: "type a message", class: "form__textfield" = link_to "#" do %i{class:"fa fa-picture-o"} = f.submit "Submit", class: "form__submit"
gemfile
source 'https://rubygems.org' git_source(:github) do |repo_name| repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/") "https://github.com/#{repo_name}.git" end # Bundle edge Rails instead: gem 'rails', github: 'rails/rails' gem 'rails', '~> 5.0.0', '>= 5.0.0.1' # Use mysql as the database for Active Record gem 'mysql2', '>= 0.3.18', '< 0.5' # Use Puma as the app server gem 'puma', '~> 3.0' # Use SCSS for stylesheets gem 'sass-rails', '~> 5.0' # Use Uglifier as compressor for JavaScript assets gem 'uglifier', '>= 1.3.0' # Use CoffeeScript for .coffee assets and views gem 'coffee-rails', '~> 4.2' # See https://github.com/rails/execjs#readme for more supported runtimes # gem 'therubyracer', platforms: :ruby # Use jquery as the JavaScript library gem 'jquery-rails' # Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks gem 'turbolinks', '~> 5' # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder gem 'jbuilder', '~> 2.5' # Use Redis adapter to run Action Cable in production # gem 'redis', '~> 3.0' # Use ActiveModel has_secure_password # gem 'bcrypt', '~> 3.1.7' # Use Capistrano for deployment # gem 'capistrano-rails', group: :development gem "haml-rails", "~> 0.9" gem 'font-awesome-sass', '~> 4.7.0' gem 'devise' group :development, :test do # Call 'byebug' anywhere in the code to stop execution and get a debugger console gem 'byebug', platform: :mri end group :development do # Access an IRB console on exception pages or by using <%= console %> anywhere in the code. gem 'web-console', '>= 3.3.0' gem 'listen', '~> 3.0.5' # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring gem 'spring' gem 'spring-watcher-listen', '~> 2.0.0' gem 'erb2haml' gem 'pry' gem 'better_errors' gem 'binding_of_caller' end group :test do gem 'rspec-rails' gem 'factory_girl_rails', "~> 4.4.1" gem 'faker' # Use assert_template. gem 'rails-controller-testing' end # Windows does not include zoneinfo files, so bundle the tzinfo-data gem gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
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