From 3a11ba2918795821600b7113d0758415718d263a Mon Sep 17 00:00:00 2001
From: gebele <gebele@in-silico.ch>
Date: Mon, 11 Jun 2018 12:46:06 +0200
Subject: combine gui with rest

---
 lib/validation.rb | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 lib/validation.rb

(limited to 'lib/validation.rb')

diff --git a/lib/validation.rb b/lib/validation.rb
new file mode 100644
index 0000000..fad8a44
--- /dev/null
+++ b/lib/validation.rb
@@ -0,0 +1,71 @@
+# All available validation types
+VALIDATION_TYPES = ["repeatedcrossvalidation", "leaveoneout", "crossvalidation", "regressioncrossvalidation"]
+
+# Get a list of ayll possible validation types
+# @param [Header] Accept one of text/uri-list, application/json
+# @return [text/uri-list] URI list of all validation types
+get "/validation/?" do
+  uri_list = VALIDATION_TYPES.collect{|validationtype| uri("/validation/#{validationtype}")}
+  case @accept
+  when "text/uri-list"
+    return uri_list.join("\n") + "\n"
+  when "application/json"
+    return uri_list.to_json
+  else
+    bad_request_error "Mime type #{@accept} is not supported."
+  end
+end
+
+# Get a list of all validations 
+# @param [Header] Accept one of text/uri-list, application/json
+# @param [Path] Validationtype One of "repeatedcrossvalidation", "leaveoneout", "crossvalidation", "regressioncrossvalidation"
+# @return [text/uri-list] list of all validations of a validation type
+get "/validation/:validationtype/?" do
+  bad_request_error "There is no such validation type as: #{params[:validationtype]}" unless VALIDATION_TYPES.include? params[:validationtype]
+  case params[:validationtype]
+  when "repeatedcrossvalidation"
+    validations = Validation::RepeatedCrossValidation.all
+  when "leaveoneout"
+    validations = Validation::LeaveOneOut.all
+  when "crossvalidation"
+    validations = Validation::CrossValidation.all
+  when "regressioncrossvalidation"
+    validations = Validation::RegressionCrossValidation.all
+  end
+
+  case @accept
+  when "text/uri-list"
+    uri_list = validations.collect{|validation| uri("/validation/#{params[:validationtype]}/#{validation.id}")}
+    return uri_list.join("\n") + "\n"
+  when "application/json"
+    validations = JSON.parse validations.to_json
+    validations.each_index do |idx|
+      validations[idx][:URI] = uri("/validation/#{params[:validationtype]}/#{validations[idx]["_id"]["$oid"]}")
+    end
+    return validations.to_json
+  else
+    bad_request_error "Mime type #{@accept} is not supported."
+  end
+end
+
+# Get validation representation
+get "/validation/:validationtype/:id/?" do
+  bad_request_error "There is no such validation type as: #{params[:validationtype]}" unless VALIDATION_TYPES.include? params[:validationtype]
+  case params[:validationtype]
+  when "repeatedcrossvalidation"
+    validation = Validation::RepeatedCrossValidation.find params[:id]
+  when "leaveoneout"
+    validation = Validation::LeaveOneOut.find params[:id]
+  when "crossvalidation"
+    validation = Validation::CrossValidation.find params[:id]
+  when "regressioncrossvalidation"
+    validation = Validation::RegressionCrossValidation.find params[:id]
+  end
+
+  not_found_error "#{params[:validationtype]} with id: #{params[:id]} not found." unless validation
+  #model[:URI] = uri("/model/#{model.id}")
+  #model[:neighbor_algorithm_parameters][:feature_dataset_uri] = uri("/dataset/#{model[:neighbor_algorithm_parameters][:feature_dataset_id]}") if model[:neighbor_algorithm_parameters][:feature_dataset_id]
+  #model[:training_dataset_uri] = uri("/dataset/#{model.training_dataset_id}") if model.training_dataset_id
+  #model[:prediction_feature_uri] = uri("/dataset/#{model.prediction_feature_id}") if model.prediction_feature_id
+  return validation.to_json
+end
-- 
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