Add turbo/hotwire, fix routing

Gemfile

@@ -61,3 +61,7 @@ gem "solid_queue"
 gem "httparty"
 
 gem "tailwindcss-rails", "~> 2.6"
+
+gem "hotwire-rails", "~> 0.1.3"
+
+gem "importmap-rails", "~> 2.0"

Gemfile.lock

@@ -108,11 +108,19 @@ GEM
       raabro (~> 1.4)
     globalid (1.2.1)
       activesupport (>= 6.1)
+    hotwire-rails (0.1.3)
+      rails (>= 6.0.0)
+      stimulus-rails
+      turbo-rails
     httparty (0.21.0)
       mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     i18n (1.14.4)
       concurrent-ruby (~> 1.0)
+    importmap-rails (2.0.1)
+      actionpack (>= 6.0.0)
+      activesupport (>= 6.0.0)
+      railties (>= 6.0.0)
     io-console (0.7.2)
     irb (1.12.0)
       rdoc
@@ -229,6 +237,8 @@ GEM
     sqlite3 (1.7.3-aarch64-linux)
     sqlite3 (1.7.3-arm64-darwin)
     sqlite3 (1.7.3-x86_64-linux)
+    stimulus-rails (1.3.3)
+      railties (>= 6.0.0)
     stringio (3.1.0)
     strscan (3.1.0)
     tailwindcss-rails (2.6.0-aarch64-linux)
@@ -239,6 +249,10 @@ GEM
       railties (>= 7.0.0)
     thor (1.3.1)
     timeout (0.4.1)
+    turbo-rails (2.0.5)
+      actionpack (>= 6.0.0)
+      activejob (>= 6.0.0)
+      railties (>= 6.0.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     web-console (4.2.1)
@@ -264,7 +278,9 @@ DEPENDENCIES
   bootsnap
   capybara
   debug
+  hotwire-rails (~> 0.1.3)
   httparty
+  importmap-rails (~> 2.0)
   jbuilder
   puma (>= 5.0)
   rails (~> 7.1.2)

app/assets/config/manifest.js

 //= link_tree ../images
 //= link_directory ../stylesheets .css
 //= link_tree ../builds
+//= link_tree ../../javascript .js
+//= link_tree ../../../vendor/javascript .js

app/controllers/assignments_controller.rb

+class AssignmentsController < ApplicationController
+  def index
+    @assignments = Assignment.all
+    if params[:user_id]
+      @assignments = @assignments.where(user_id: params[:user_id])
+    end
+  end
+end

app/controllers/conferences_controller.rb

@@ -7,5 +7,6 @@ class ConferencesController < ApplicationController
     @conference = Conference.find_by(slug: params[:slug])
     @sessions = @conference.sessions.where.not(starts_at: nil).includes(:stage).order(:starts_at)
     @sessions_by_date = @sessions.group_by{ |x| x.starts_at.to_date }
+    @users = User.all
   end
 end

app/controllers/sessions_controller.rb

@@ -16,4 +16,44 @@ class SessionsController < ApplicationController
 
     # Further filtering options can be added here
   end
+
+  def show
+    @conference = Conference.find_by(slug: params[:slug])
+    @session = Session.includes(:stage).find_by(ref_id: params[:ref_id])
+    @users = User.all
+  end
+
+  def assign_user
+    @session = Session.find_by(ref_id: params[:ref_id])
+    @conference = Conference.find_by(slug: params[:slug])
+    @user = User.find(params[:user_id])
+    @assignment = @session.assignments.new(session: @session, user: @user)
+    @users = User.all
+
+    if @assignment.save
+      flash.now[:success] = 'User assigned successfully.'
+      respond_to do |format|
+        # format.turbo_stream
+        format.html { redirect_to conference_session_path(@session.conference, @session), success: 'User assigned successfully.' }
+      end
+    else
+      flash.now[:alert] = 'Failed to assign user.'
+      respond_to do |format|
+        # format.turbo_stream { render :show, status: :unprocessable_entity }
+        format.html { render :show, status: :unprocessable_entity, alert: 'Failed to assign user.' }
+      end
+    end
+  end
+
+  def unassign_user
+    @session = Session.find_by(ref_id: params[:ref_id])
+    @user = User.find(params[:user_id])
+    @assignment = Assignment.find_by(session: @session, user: @user)
+
+    if @assignment&.destroy
+      redirect_to conference_session_path(@session.conference, @session), notice: 'User removed successfully.'
+    else
+      redirect_to conference_session_path(@session.conference, @session), alert: 'Failed to remove user.'
+    end
+  end
 end

app/helpers/assignments_helper.rb

+module AssignmentsHelper
+end

app/javascript/application.js

+// Configure your import map in config/importmap.rb. Read more: https://github.com/rails/importmap-rails
+import "controllers"
+import "@hotwired/turbo-rails"

app/javascript/controllers/application.js

+import { Application } from "@hotwired/stimulus"
+
+const application = Application.start()
+
+// Configure Stimulus development experience
+application.debug = false
+window.Stimulus   = application
+
+export { application }

app/javascript/controllers/hello_controller.js

+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  connect() {
+    this.element.textContent = "Hello World!"
+  }
+}

app/javascript/controllers/index.js

+// Import and register all your controllers from the importmap under controllers/*
+
+import { application } from "controllers/application"
+
+// Eager load all controllers defined in the import map under controllers/**/*_controller
+import { eagerLoadControllersFrom } from "@hotwired/stimulus-loading"
+eagerLoadControllersFrom("controllers", application)
+
+// Lazy load controllers as they appear in the DOM (remember not to preload controllers in import map!)
+// import { lazyLoadControllersFrom } from "@hotwired/stimulus-loading"
+// lazyLoadControllersFrom("controllers", application)

app/models/assignment.rb

 class Assignment < ApplicationRecord
   belongs_to :user
   belongs_to :session
+
+  validates :user_id, uniqueness: { scope: :session_id, message: "has already been assigned to this session" }
 end

app/models/conference.rb

@@ -6,4 +6,8 @@ class Conference < ApplicationRecord
   def days
     (starts_at.to_date..ends_at.to_date)
   end
+
+  def to_param
+    slug
+  end
 end

app/models/session.rb

@@ -5,4 +5,8 @@ class Session < ApplicationRecord
   has_many :users, through: :assignments
 
   validates :ref_id, uniqueness: { scope: :conference_id }
+
+  def to_param
+    ref_id
+  end
 end

app/views/assignments/index.html.erb

+<div>
+  <% @assignments.group_by(&:user).each do |user, assignments| %>
+  <h4><%= user.name %></h4>
+  <ul>
+  <% assignments.each do |assignment| %>
+    <li><%= link_to assignment.session.title, assignment.session %></li>
+  <% end %>
+  </ul>
+  <% end %>
+</div>
\ No newline at end of file

app/views/assignments/show.html.erb

+<div>
+  <h1 class="font-bold text-4xl">Assignments#show</h1>
+  <p>Find me in app/views/assignments/show.html.erb</p>
+</div>

app/views/conferences/show.html.erb

@@ -52,10 +52,15 @@ current_time = @sessions_by_date[@conference.days.first].first.starts_at.advance
           <h4><%= stage.name %></h4>
           <div class="stage-sessions">
           <% sessions.each do |session| %>
-            <div class="session" style="position: absolute; top: <%= (session.starts_at - timeline_starts_at) / 3600.0 * pixels_per_hour %>px; height: <%= (session.ends_at - session.starts_at) / 3600.0 * pixels_per_hour%>px;">
-              <h4><%= session.title %></h4>
+            <div class="session" style="position: absolute; top: <%= (session.starts_at - timeline_starts_at) / 3600.0 * pixels_per_hour %>px; height: <%= (session.ends_at - session.starts_at) / 3600.0 * pixels_per_hour%>px; overflow: scroll;">
+              <h4><%= link_to session.title, [@conference, session] %></h4>
               <p class="session-time"><%= session.starts_at.strftime('%H:%M') %> - <%= session.ends_at.strftime('%H:%M') %></p>
-              <div class="session-desc"><%= session.description.html_safe %></div>
+              <%#<div class="session-desc"><%= session.description.html_safe %><%#/div>%>
+              <%= form_with url: assign_user_session_path(@conference, session), method: :post, local: true do |f| %>
+                <%= f.label :user_id, "Assign User" %>
+                <%= f.select :user_id, options_from_collection_for_select(@users, :id, :name) %>
+                <%= f.submit "Assign" %>
+              <% end %>
             </div>
           <% end %>
           </div>

app/views/layouts/application.html.erb

@@ -8,6 +8,7 @@
     <%= stylesheet_link_tag "tailwind", "inter-font", "data-turbo-track": "reload" %>
 
     <%= stylesheet_link_tag "application" %>
+    <%= javascript_importmap_tags %>
   </head>
 
   <body>

app/views/sessions/show.html.erb

+<div>
+  <h6><%= @session.conference.name %></h6>
+  <h1><%= @session.title %></h1>
+  <h2><%= @session.language %> <%= @session.is_interpreted ? "(live interpretation)" : "" %></h2>
+  <h2><%= @session.starts_at.strftime("%Y-%m-%d") %> <%= @session.starts_at.strftime("%H:%M") %> &ndash; <%= @session.ends_at.strftime("%H:%M") %></h2>
+  <h2><%= @session.stage.name %>&middot; <%= @session.session_format %> &middot; <%= @session.track %></h2>
+  <p><%= @session.description.html_safe %></p>
+  
+  <h3>Assigned Users</h3>
+  <ul>
+    <% @session.users.each do |user| %>
+      <li>
+        <%= user.name %>
+        <%= link_to '[Remove]', unassign_user_session_path([@session.conference, @session], user_id: user.id), data: { turbo_method: :delete, confirm: 'Are you sure?' } %>
+      </li>
+    <% end %>
+  </ul>
+
+  <%= form_with url: assign_user_session_path([@session.conference, @session]), method: :post, local: true do |f| %>
+    <%= f.label :user_id, "Assign User" %>
+    <%= f.select :user_id, options_from_collection_for_select(@users, :id, :name) %>
+    <%= f.submit "Assign" %>
+    <div id="flash">
+      <% flash.each do |key, value| %>
+        <div class="alert alert-<%= key %>"><%= value %></div>
+      <% end %>
+    </div>
+    <% if @assignment&.errors&.any? %>
+      <div class="alert alert-danger">
+        <%= @assignment.errors.full_messages.join(", ") %>
+      </div>
+    <% end %>
+  <% end %>
+</div>
\ No newline at end of file

bin/importmap

+#!/usr/bin/env ruby
+
+require_relative "../config/application"
+require "importmap/commands"