Free edit fields

app/controllers/project_templates_controller.rb

@@ -38,7 +38,7 @@ def project_template_params
     params.require(:project_template).permit(
       :description,
       project_template_fields_attributes: [
-        :id, :label, :hint, :field_type, :applicable_to, :_destroy, { options: [] }, :required
+        :id, :label, :hint, :field_type, :applicable_to, :_destroy, { options: [] }, :required, :free_edit
       ]
     )
   end

app/controllers/projects_controller.rb

@@ -208,90 +208,84 @@ def create
 
   def update
     authorize @project || Project.new(course: @course)
+    is_approved = @project.approved?
 
-    has_supervisor_comment = false
-    @project.project_instances.last.comments.each do |comment|
-      if comment.user_id == @project.supervisor.id
-        has_supervisor_comment = true
-        break
-      end
-    end
+    last_instance = @project.project_instances.last
+    has_supervisor_comment = last_instance.comments.exists?(user_id: @project.supervisor.id)
 
     previous_supervisor_id = @project.supervisor.id
     new_instance_created = false
 
     begin
       ActiveRecord::Base.transaction do
-        return unless @project.editable?
+        raise StandardError, 'This project is locked and cannot be edited.' unless @project.editable? || is_approved
 
         @instance = @project.instance_to_edit(
           created_by: current_user,
           has_supervisor_comment: has_supervisor_comment
         )
         new_instance_created = @instance.new_record?
 
-        # Set title
-        title_field_id = params[:fields].keys.first if params[:fields].present?
-        @instance.title = params[:fields][title_field_id] if title_field_id.present?
-
-        # Timestamps
-        @instance.last_edit_time = Time.current
-        @instance.last_edit_by = current_user.id
+        if new_instance_created
+          previous_instance = @project.project_instances.where.not(id: nil).order(version: :desc).first
 
-        raise StandardError unless @instance.save
+          previous_instance&.project_instance_fields&.each do |old_field|
+            @instance.project_instance_fields.build(
+              project_template_field_id: old_field.project_template_field_id,
+              value: old_field.value
+            )
+          end
+        end
 
-        raise StandardError unless params[:fields].present?
+        raise StandardError, 'No field data provided.' if params[:fields].blank?
 
         params[:fields].each do |field_id, value|
-          existing_field = ProjectInstanceField.find_by(
-            project_template_field_id: field_id,
-            instance: @instance
-          )
+          template_field = ProjectTemplateField.find(field_id)
+
+          next if is_approved && !template_field.free_edit
 
-          if existing_field
-            existing_field.update!(value: value)
+          field = @instance.project_instance_fields.find { |f| f.project_template_field_id == field_id.to_i }
+
+          if field
+            field.value = value
           else
-            @instance.project_instance_fields.create!(
+            @instance.project_instance_fields.build(
               project_template_field_id: field_id,
               value: value
             )
           end
         end
 
-        raise StandardError, 'Please choose a lecturer and topic' if params[:based_on_topic].blank?
-
-        # 2 formats, PROJECT_ID or own_proposal_LECTURER_ID
-        if params[:based_on_topic].start_with?('own_proposal_')
-          # Extract lecturer ID from value
-          lecturer_id = params[:based_on_topic].split('_').last.to_i
+        @instance.title = params[:fields].values.first if !is_approved && params[:fields].present? && @instance.title.blank?
 
-          # Find lecturer enrolment for course
-          supervisor_enrolment = Enrolment.find_by(id: lecturer_id, course_id: @course.id, role: :lecturer)
-
-          raise StandardError unless supervisor_enrolment
+        @instance.last_edit_time = Time.current
+        @instance.last_edit_by = current_user.id
+        @instance.save!
 
-          @instance.update!(source_topic_id: nil)
-        else
-          # Treat as topic_id
-          topic = Topic.find_by(id: params[:based_on_topic], course: @course)
+        unless is_approved
+          raise StandardError, 'Please choose a lecturer and topic' if params[:based_on_topic].blank?
 
-          raise StandardError unless topic
+          if params[:based_on_topic].start_with?('own_proposal_')
+            lecturer_id = params[:based_on_topic].split('_').last.to_i
+            supervisor_enrolment = Enrolment.find_by(id: lecturer_id, course_id: @course.id, role: :lecturer)
+            raise StandardError, 'Lecturer not found' unless supervisor_enrolment
 
-          raise StandardError unless topic.owner.is_a?(User)
+            @instance.update!(source_topic_id: nil)
+          else
+            topic = Topic.find_by(id: params[:based_on_topic], course: @course)
+            raise StandardError, 'Topic not found' unless topic && topic.owner.is_a?(User)
 
-          supervisor_enrolment = Enrolment.find_by(user_id: topic.owner.id, course_id: @course.id, role: :lecturer)
+            supervisor_enrolment = Enrolment.find_by(user_id: topic.owner.id, course_id: @course.id, role: :lecturer)
+            raise StandardError, 'Supervisor enrolment missing' unless supervisor_enrolment
 
-          raise StandardError unless supervisor_enrolment
+            @instance.update!(source_topic: topic)
+          end
 
-          @instance.update!(source_topic: topic)
+          @project.update!(enrolment: supervisor_enrolment)
         end
-
-        @project.project_instances.last.update!(
-          enrolment: supervisor_enrolment
-        )
       end
-    rescue StandardError
-      redirect_to course_project_path(@course, @project), alert: 'Project update failed'
+    rescue StandardError => e
+      redirect_to course_project_path(@course, @project), alert: "Project update failed: #{e.message}"
       return
     end
 

app/javascript/project_template_fields.js

@@ -46,55 +46,68 @@ document.addEventListener("turbo:load", function () {
       <tr
         class="field-row group relative flex flex-col bg-white transition-colors hover:bg-gray-50/50 border-b border-gray-600 last-of-type:border-b-0 lg:table-row lg:border-none"
         data-field-index="${index}"
+        data-controller="project-template-fields"
       >
         <td class="block lg:table-cell px-6 lg:pl-12 lg:pr-6 py-5 whitespace-nowrap align-top">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Field Label</span>
           <div class="relative">
             <textarea
-                   name="project_template[project_template_fields_attributes][${index}][label]"
-                   placeholder="e.g. Project Title"
-                   rows="1"
-                   class="block w-full px-3 py-2.5 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm resize-none overflow-hidden"
-                   data-controller="textarea-resize"
-                   data-action="input->textarea-resize#resize"
+              name="project_template[project_template_fields_attributes][${index}][label]"
+              placeholder="e.g. Project Title"
+              rows="1"
+              class="block w-full px-3 py-2.5 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm resize-none overflow-hidden"
+              data-controller="textarea-resize"
+              data-action="input->textarea-resize#resize"
             ></textarea>
 
-            <button type="button" class="remove-field hidden lg:flex items-center justify-center absolute -left-10 top-1/2 -translate-y-1/2 w-8 h-8 text-gray-400 opacity-60 hover:opacity-100 hover:bg-red-50 hover:text-red-600 rounded-md transition-all" title="Remove Field">
-              <svg class="h-5 w-5 pointer-events-none" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" /></svg>
+            <button
+              type="button"
+              class="remove-field hidden lg:flex items-center justify-center absolute -left-10 top-1/2 -translate-y-1/2 w-8 h-8 text-gray-400 opacity-60 hover:opacity-100 hover:bg-red-50 hover:text-red-600 rounded-md transition-all"
+              title="Remove Field"
+            >
+              <svg class="h-5 w-5 pointer-events-none" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
+              </svg>
             </button>
           </div>
         </td>
 
         <td class="block lg:table-cell px-6 py-5 align-top">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Hint Text</span>
-          <textarea name="project_template[project_template_fields_attributes][${index}][hint]"
-                    placeholder="Instructions..."
-                    rows="1"
-                    class="block w-full px-3 py-2.5 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm resize-none overflow-hidden"
-                    data-controller="textarea-resize"
-                    data-action="input->textarea-resize#resize"
+          <textarea
+            name="project_template[project_template_fields_attributes][${index}][hint]"
+            placeholder="Instructions..."
+            rows="1"
+            class="block w-full px-3 py-2.5 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm resize-none overflow-hidden"
+            data-controller="textarea-resize"
+            data-action="input->textarea-resize#resize"
           ></textarea>
         </td>
 
         <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Field Type</span>
-          <select name="project_template[project_template_fields_attributes][${index}][field_type]" class="field-type-select block w-full py-2.5 pl-3 pr-8 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer">
+          <select 
+            name="project_template[project_template_fields_attributes][${index}][field_type]" 
+            class="field-type-select block w-full py-2.5 pl-3 pr-2.5 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer"
+          >
             <option value="">Select field type</option>
             ${generateFieldTypeOptions()}
           </select>
         </td>
 
         <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Applicable To</span>
-          <select name="project_template[project_template_fields_attributes][${index}][applicable_to]"
-                  class="block w-full py-2.5 pl-3 pr-8 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer">
+          <select 
+            name="project_template[project_template_fields_attributes][${index}][applicable_to]"
+            class="block w-full py-2.5 pl-3 pr-8 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer"
+          >
             ${generateApplicableToOptions()}
           </select>
         </td>
 
-        <td class="block lg:table-cell px-6 py-5 align-top">
+        <td class="block lg:table-cell px-6 py-5 align-top" data-project-template-fields-target="optionsContainer">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Options</span>
-
+          
           <div class="options-section hidden w-full">
             <button type="button"
                     class="add-option-btn text-[0.8125rem] text-gray-500 bg-transparent border border-dashed border-gray-300 rounded py-2 px-3 cursor-pointer transition-all duration-150 ease-in-out w-fit hover:text-blue-600 hover:border-blue-500 hover:bg-[#f8f9fa] mt-2"
@@ -106,20 +119,36 @@ document.addEventListener("turbo:load", function () {
           </div>
 
           <button type="button" class="remove-field lg:hidden mt-3 inline-flex items-center text-xs text-red-500 hover:text-red-700 font-medium bg-red-50 px-3 py-2 rounded-md">
-            <svg class="mr-1.5 h-4 w-4 pointer-events-none" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" /></svg>
+            <svg class="mr-1.5 h-4 w-4 pointer-events-none" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+              <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
+            </svg>
             Remove Field
           </button>
+          <input type="hidden" name="project_template[project_template_fields_attributes][${index}][_destroy]" value="0" class="destroy-flag">
         </td>
 
-        <td class="block lg:table-cell px-6 py-5 align-top">
+        <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
           <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Required</span>
-          <input type="hidden"
-                name="project_template[project_template_fields_attributes][${index}][required]"
-                value="false">
-          <input type="checkbox"
-                name="project_template[project_template_fields_attributes][${index}][required]"
-                value="true"
-                class="block w-full py-2.5 pl-3 pr-8 border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer">
+          <div class="flex items-center h-10">
+            <input type="hidden" name="project_template[project_template_fields_attributes][${index}][required]" value="0">
+            <input type="checkbox"
+                  name="project_template[project_template_fields_attributes][${index}][required]"
+                  value="1"
+                  class="h-5 w-5 rounded border-gray-300 text-blue-600 focus:ring-blue-500 cursor-pointer">
+            <label class="ml-2 text-sm text-gray-600 lg:hidden">Field is required</label>
+          </div>
+        </td>
+
+        <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
+          <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Free Edit</span>
+          <div class="flex items-center h-10" title="Allow editing after approval">
+            <input type="hidden" name="project_template[project_template_fields_attributes][${index}][free_edit]" value="0">
+            <input type="checkbox"
+                  name="project_template[project_template_fields_attributes][${index}][free_edit]"
+                  value="1"
+                  class="h-5 w-5 rounded border-gray-300 text-green-600 focus:ring-green-500 cursor-pointer">
+            <label class="ml-2 text-sm text-gray-600 lg:hidden">Editable after approval</label>
+          </div>
         </td>
       </tr>
     `;

app/models/project.rb

@@ -70,11 +70,13 @@ def editable?
   end
 
   def instance_to_edit(created_by:, has_supervisor_comment:)
-    if rejected? || redo? || (pending? && has_supervisor_comment)
+    if approved? || rejected? || redo? || (pending? && has_supervisor_comment)
       project_instances.build(
-        version: project_instances.count + 1,
+        version: (project_instances.maximum(:version) || 0) + 1,
         created_by: created_by,
-        enrolment: enrolment
+        enrolment: enrolment,
+        title: current_title,
+        status: (status if approved?)
       )
     else
       # If approved and pending (no supervisor comment) dont create new instance

app/policies/project_policy.rb

@@ -53,7 +53,13 @@ def create?
   end
 
   def update?
-    project_owner && !approved
+    return true if project_owner && !approved
+
+    return true if project_owner && approved && any_free_edit_fields?
+
+    return true if coordinator
+
+    false
   end
 
   def change_status?
@@ -98,4 +104,10 @@ def student
   def approved
     record.status.to_s == 'approved'
   end
+
+  def any_free_edit_fields?
+    record.course.project_template
+          &.project_template_fields
+          &.exists?(free_edit: true) || false
+  end
 end

app/views/project_templates/_field_row.html.erb

@@ -155,14 +155,22 @@
   </td>
 
   <%# --- Required --- %>
-  <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-center">
-    <span
-      class="
-        lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block
-      "
-    >Required</span>
-    <%= field_form.check_box :required,
-                         class:
-                           "block w-full py-2.5 pl-3 pr-8 border-gray-300 rounded-md focus:ring-blue-500 focus:border-blue-500 sm:text-sm cursor-pointer" %>
+  <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
+    <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Required</span>
+    <div class="flex items-center h-10">
+      <%= field_form.check_box :required, 
+          class: "h-5 w-5 rounded border-gray-300 text-blue-600 focus:ring-blue-500 cursor-pointer" %>
+      <label class="ml-2 text-sm text-gray-600 lg:hidden">Field is required</label>
+    </div>
+  </td>
+
+  <%# --- Free Edit --- %>
+  <td class="block lg:table-cell px-6 py-5 whitespace-nowrap align-top">
+    <span class="lg:hidden text-xs font-bold text-gray-500 uppercase tracking-wide mb-1 block">Free Edit</span>
+    <div class="flex items-center h-10" title="Allow editing after approval">
+      <%= field_form.check_box :free_edit, 
+          class: "h-5 w-5 rounded border-gray-300 text-green-600 focus:ring-green-500 cursor-pointer" %>
+      <label class="ml-2 text-sm text-gray-600 lg:hidden">Editable after approval</label>
+    </div>
   </td>
 </tr>