Statuses in task - db field and forms

app/controllers/tasks_controller.rb

@@ -17,11 +17,12 @@ class TasksController < ApplicationController
   def show; end
 
   def new
-    @form = Tasks::Create.new(project_id: fetch_project&.id)
+    @project = fetch_project || Project.order(:name).first
+    @form = Tasks::Create.new(project_id: @project.id)
   end
 
   def create
-    @form = Tasks::Create.new(params.expect(task: %i[project_id title description]))
+    @form = Tasks::Create.new(params.expect(task: %i[project_id title description status_id]))
     if @form.perform
       redirect_to tasks_path(project: @form.project)
     else
@@ -30,11 +31,11 @@ class TasksController < ApplicationController
   end
 
   def edit
-    @form = Tasks::Update.new(id: @task.id, title: @task.title, description: @task.description)
+    @form = Tasks::Update.new(@task.attributes.slice(*Tasks::Update.attribute_names))
   end
 
   def update
-    @form = Tasks::Update.new(params.expect(task: %i[title description]))
+    @form = Tasks::Update.new(params.expect(task: %i[title description status_id]))
 
     if @form.perform(@task)
       redirect_to task_path(@task)

app/javascript/controllers/form_projects_selector_controller.js

@@ -0,0 +1,22 @@
+import { Controller } from '@hotwired/stimulus'
+
+// TODO: unite with ProjectsSelectorController?
+class FormProjectsSelectorController extends Controller {
+    static values = {
+        frame: String
+    }
+
+    connect() {
+        console.log("Connected", this.element)
+    }
+
+    changeProject(event) {
+        const loc = new URL(location)
+        const selected = event.target.selectedOptions[0]
+        const code = selected.dataset.code
+        loc.searchParams.set('project', code)
+        Turbo.visit(loc.toString(), {frame: this.frameValue})
+    }
+}
+
+export default FormProjectsSelectorController

app/models/task.rb

@@ -2,9 +2,11 @@
 
 class Task < ApplicationRecord
   belongs_to :project
+  belongs_to :status, class_name: 'TaskStatus'
 
   validates :number, :title, presence: true
   validates :number, numericality: { greater_than: 0 }
+  validate :associations_should_have_same_project
 
   has_rich_text :description
 
@@ -25,4 +27,12 @@ class Task < ApplicationRecord
     project = Project.find_by!(code: project_code.downcase)
     find_by!(project:, number:)
   end
+
+  private
+
+  def associations_should_have_same_project
+    return if status&.project == project
+
+    errors.add(:status, "Doesn't belong in the same project")
+  end
 end

app/models/task_status.rb

@@ -7,4 +7,6 @@ class TaskStatus < ApplicationRecord
 
   validates :name, presence: true, uniqueness: { scope: :project }
   validates :category, presence: true
+
+  scope :default_order, -> { order(:category, :name) }
 end

app/services/tasks/create.rb

@@ -5,18 +5,21 @@ module Tasks
     attribute :project_id, :integer
     attribute :title, :string
     attribute :description, :string
+    attribute :status_id, :integer
 
     validates :project_id, :title, presence: true
 
     delegate :model_name, to: Task
 
-    attr_reader :project, :task
+    attr_reader :task
+
+    def project
+      @project ||= Project.find(project_id)
+    end
 
     def perform
-      @project = Project.find(project_id)
-
-      @task = @project.tasks.build(title:, description:, number: @project.next_task_number)
-      @task.save.tap { @errors = @task.errors }
+      @task = project.tasks.build(title:, description:, status_id:, number: @project.next_task_number)
+      save @task
     end
   end
 end

app/services/tasks/update.rb

@@ -5,6 +5,7 @@ module Tasks
     attribute :id, :integer
     attribute :title, :string
     attribute :description, :string
+    attribute :status_id, :integer
 
     validates :title, presence: true
 
@@ -15,7 +16,7 @@ module Tasks
     def perform(task)
       @task = task
       @id = task.id
-      @task.assign_attributes(title:, description:)
+      @task.assign_attributes(title:, description:, status_id:)
       save @task
     end
   end

app/views/tasks/edit.html.slim

@@ -3,6 +3,9 @@ h1
   =< @task.full_number
 
 = form_with model: @form do |form|
+  .field
+    = form.label :status_id
+    = form.select :status_id, current_project.task_statuses.default_order.map { |ts| [ts.name, ts.id] }
   .field
     = form.label :title
     = form.text_field :title

app/views/tasks/new.html.slim

@@ -1,9 +1,13 @@
 h1 New task
 
-= form_with model: @form do |form|
+= form_with model: @form, data: {controller: 'form-projects-selector', 'form-projects-selector-frame-value' => 'status_select'} do |form|
   .field
     = form.label :project_id
-    = form.select :project_id, Project.order(:name).map { |p| [p.name, p.id] }
+    = form.select :project_id, Project.order(:name).map { |p| [p.name, p.id, {'data-code': p.code}] }, {}, data: {action: 'form-projects-selector#changeProject'}
+  = turbo_frame_tag :status_select do
+    .field
+      = form.label :status_id
+      = form.select :status_id, TaskStatus.where(project: @form.project).default_order.map { |ts| [ts.name, ts.id] }
   .field
     = form.label :title
     = form.text_field :title