From ba6d9b24a447fba00e26cdb209152b85d8d189ee Mon Sep 17 00:00:00 2001
From: Tobias Eidelpes <tobias@eidelpes.info>
Date: Sat, 9 May 2020 15:56:44 +0200
Subject: [PATCH] Implement detail page for courses

---
 app/controllers/courses_crawler_controller.rb  | 13 +++++++++++++
 app/views/courses_crawler/show_detail.html.erb |  6 ++++++
 lib/tiss/tiss_crawler.rb                       | 11 +++++++++++
 3 files changed, 30 insertions(+)

diff --git a/app/controllers/courses_crawler_controller.rb b/app/controllers/courses_crawler_controller.rb
index aa13750..d1459bf 100644
--- a/app/controllers/courses_crawler_controller.rb
+++ b/app/controllers/courses_crawler_controller.rb
@@ -11,6 +11,19 @@ class CoursesCrawlerController < TissCrawlerController
   end
 
   def show_detail
+    params[:api] = '/api/course/'
+    regex = params[:detail_url].match(/courseNr=(?<number>\d{6})/)
+    params[:number] = regex[:number]
+    regex = params[:detail_url].match(/semester=(?<semester>\d{4}[SW])/)
+    params[:semester] = regex[:semester]
+
+    puts params
+
+    # TissCrawler fetches the course's detail information
+    @course = TissCrawler.get_course_details(params)
+    puts @course
+    # Host is needed for image rendering
+    @host = TissCrawler.get_host
   end
 
   def add_to_fav
diff --git a/app/views/courses_crawler/show_detail.html.erb b/app/views/courses_crawler/show_detail.html.erb
index e69de29..bc59d07 100644
--- a/app/views/courses_crawler/show_detail.html.erb
+++ b/app/views/courses_crawler/show_detail.html.erb
@@ -0,0 +1,6 @@
+<% if @course != nil %>
+  <%-# TODO parse more fields and style them appropriately -%>
+  <h2><%= @course['tuvienna']['course']['title']['en'] %></h2>
+  <h5><%= @course['tuvienna']['course']['courseType'] %> <%= @course['tuvienna']['course']['semesterCode'] %></h5>
+  <%= button_to 'Add to favorites', action: :add_to_fav, number: @course['tuvienna']['course']['courseNumber'], semester: @course['tuvienna']['course']['semesterCode'] %>
+<% end %>
diff --git a/lib/tiss/tiss_crawler.rb b/lib/tiss/tiss_crawler.rb
index dfabff7..ba4bbac 100644
--- a/lib/tiss/tiss_crawler.rb
+++ b/lib/tiss/tiss_crawler.rb
@@ -25,6 +25,17 @@ class TissCrawler
     JSON.parse(response.body)
   end
 
+  def self.get_course_details(params)
+    api = params[:api]
+    number = params[:number]
+    semester = params[:semester]
+    url = $host + api + number + '-' + semester
+    puts(url)
+
+    response = HTTParty.get(url)
+    response.parsed_response
+  end
+
   def self.get_host
     $host
   end