Workflow info and update

app/controllers/project_admin/workflows_controller.rb

@@ -2,8 +2,39 @@
 
 module ProjectAdmin
   class WorkflowsController < ApplicationController
+    before_action :fetch_workflow, only: %w[show edit update destroy]
+
     def index
       @workflows = @project.workflows
     end
+
+    def show
+      # TODO: add loading statuses and other things
+    end
+
+    def edit
+      @form = ProjectAdmin::Workflows::Update.new(
+        @workflow.attributes.slice('name', 'icon', 'color')
+      )
+    end
+
+    def update
+      @form = ProjectAdmin::Workflows::Update.new(params.expect(workflow: %i[name color icon]))
+
+      if @form.perform(@workflow)
+        redirect_to project_admin_workflow_path(@project, @workflow)
+      else
+        render :edit, status: :unprocessable_entity
+      end
+    end
+
+    def destroy
+    end
+
+    private
+
+    def fetch_workflow
+      @workflow = @project.workflows.find(params[:id])
+    end
   end
 end

app/services/project_admin/workflows/update.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+module ProjectAdmin
+  module Workflows
+    class Update < ApplicationService
+      attribute :id, :integer
+      attribute :name, :string
+      attribute :icon, :string
+      attribute :color, :string
+
+      validates :name, presence: true
+      validates :icon, inclusion: { in: Workflow.icons.values }
+      validates :color, inclusion: { in: Workflow.colors.values }
+
+      delegate :model_name, to: Workflow
+
+      def persisted? = true
+
+      def perform(workflow)
+        @workflow = workflow
+        @id = workflow.id
+        @workflow.assign_attributes(icon:, color:, name:)
+        save @workflow
+      end
+    end
+  end
+end

app/view_models/project_admin/tabs_view_model.rb

@@ -22,7 +22,7 @@ module ProjectAdmin
     def links
       {
         'Data' => edit_project_path(@project),
-        'Workflows' => project_workflows_path(@project)
+        'Workflows' => project_admin_workflows_path(@project)
       }
     end
   end

app/views/project_admin/workflows/_form.html.slim

@@ -0,0 +1,14 @@
+= form_with model: @form, url: url do |form|
+  .field
+    = form.label :name
+    = form.text_field :name
+  .field
+    / TODO: replace with radio buttons maybe
+    = form.label :color
+    = form.select :color, Workflow.colors
+  .field
+    / TODO: replace with radio buttons maybe
+    = form.label :icon
+    = form.select :icon, Workflow.icons
+  .submit
+    = form.submit 'Submit'

app/views/project_admin/workflows/edit.html.slim

@@ -0,0 +1,5 @@
+h1
+  | Editing workflow
+  =< @workflow.name
+
+= render 'form', url: project_admin_workflow_path(@project, @workflow)

app/views/project_admin/workflows/index.html.slim

@@ -6,4 +6,5 @@
     article.row
       = workflow_display(workflow, full: true)
       ul.links.right
-        li= link_to 'Edit', edit_project_workflow_path(@project, workflow), target: '_blank'
+        li= link_to 'Info', project_admin_workflow_path(@project, workflow), target: '_blank'
+        li= link_to 'Edit', edit_project_admin_workflow_path(@project, workflow), target: '_blank'

app/views/project_admin/workflows/show.html.slim

@@ -0,0 +1,8 @@
+h1
+  | Workflow
+
+= workflow_display @workflow, full: true, badge: true
+
+ul
+  - @workflow.task_statuses.each do |status|
+    li= status.name