scinote-web/app/views/projects/index/_breadcrumbs.html.erb

<% target_folder ||= nil %>
<% experiment ||= nil %>
<% project ||= nil %>
<% folder_page ||= false %>
<% links = [] %>
<% folders = tree_ordered_parent_folders(target_folder) %>
<% folders = folders&.take(folders.size - 1) if folder_page %>

<div class="projects-breadcrumbs breadcrumbs-container">
  <%
    links.push({
      label: t('projects.index.breadcrumbs_root'),
      url: projects_path(view_mode: projects_view_mode(project: project)),
      class: 'project-folder-link',
      data: { projects_cards_url: cards_projects_url, sidebar_url: sidebar_team_path(current_team) }
    })

    folders&.each do |project_folder|
      links.push({
        label: project_folder.name,
        url: project_folder_path(project_folder),
        class: 'project-folder-link',
        data: { projects_cards_url: project_folder_cards_url(project_folder), sidebar_url: sidebar_team_path(current_team, project_folder_id: project_folder.id)}
      })
    end

    links.push({
      label: project.name,
      url: project_path(project)
    }) if project

    links.push({
      label: experiment.name,
      url: canvas_experiment_path(experiment)
    }) if experiment
  %>
  <%= render partial: 'shared/breadcrumbs', locals: {links: links} %>
</div>