Add User Skills controller

app/controllers/user_skills_controller.rb

@@ -0,0 +1,62 @@
+class UserSkillsController < ApplicationController
+  before_action :set_user_skill, only: [:show, :update, :destroy]
+
+  # GET /user_skills?user_id=:id
+  def index
+    @user_skills = UserSkill.where(user_id: params[:user_id])
+
+    render json: @user_skills
+  end
+
+  # POST /user_skills
+  def create
+    @user_skill = UserSkill.new(user_skill_params)
+
+    if @user_skill.save
+      render json: @user_skill, status: :created, location: @user_skill
+    else
+      render json: @user_skill.errors, status: :unprocessable_entity
+    end
+  end
+
+  # PATCH/PUT /user_skills
+  def bulk_update
+    ApplicationRecord.transaction do
+      # Remove all existing skills for the user
+      UserSkill.where(user_id: params[:user_id]).destroy_all
+
+      # Add the new list of user skills
+      params[:user_skills].each do |user_skill|
+        new_skill = UserSkill.new(user_skill.merge(user_id: params[:user_id]))
+        unless new_skill.save
+          raise ActiveRecord::Rollback
+        end
+      end
+    end
+
+    # Render success or errors
+    if @user_skill.errors.empty?
+      render json: { message: "Skills updated successfully" }
+    else
+      render json: @user_skill.errors, status: :unprocessable_entity
+    end
+  end
+
+  # DELETE /user_skills/:id
+  def destroy
+    @user_skill.destroy
+    head :no_content
+  end
+
+  private
+
+  # Use callbacks to share common setup or constraints between actions.
+  def set_user_skill
+    @user_skill = UserSkill.find(params[:id])
+  end
+
+  # Only allow a trusted parameter "white list" through.
+  def user_skill_params
+    params.require(:user_skill).permit(:last_applied_in_year, :level, :years_of_experience, :skill_id, :user_id)
+  end
+end

app/models/skill.rb

@@ -9,9 +9,13 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #
+# Indexes
+#
+#  index_skills_on_lower_name  (lower((name)::text)) UNIQUE
+#
 class Skill < ApplicationRecord
   has_many :user_skills, dependent: :destroy
   has_many :users, through: :user_skills
 
-  validates :name, presence: true
+  validates :name, presence: true, uniqueness: { case_sensitive: false }
 end

config/routes.rb

@@ -38,4 +38,5 @@
   resources :skills, only: [:index]
   resources :issues, only: [:index]
   resources :permissions, only: [:index]
+  resources :user_skills
 end

db/migrate/20240923192947_add_unique_index_to_skills_name.rb

@@ -0,0 +1,5 @@
+class AddUniqueIndexToSkillsName < ActiveRecord::Migration[7.0]
+  def change
+    add_index :skills, "LOWER(name)", unique: true, name: "index_skills_on_lower_name"
+  end
+end

spec/controllers/user_skills_controller_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe UserSkillsController, type: :controller do
+
+end

spec/factories/skills.rb

@@ -9,6 +9,10 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #
+# Indexes
+#
+#  index_skills_on_lower_name  (lower((name)::text)) UNIQUE
+#
 FactoryBot.define do
   factory :skill do
     name { FFaker::Skill.tech_skill }

spec/models/project_report_spec.rb

@@ -2,7 +2,7 @@
 
 # == Schema Information
 #
-# Table name: project_auths
+# Table name: project_reports
 #
 #  id         :bigint           not null, primary key
 #  key        :string
@@ -12,7 +12,7 @@
 #
 # Indexes
 #
-#  index_project_auths_on_project_id  (project_id)
+#  index_project_reports_on_project_id  (project_id)
 #
 # Foreign Keys
 #

spec/models/skill_spec.rb

@@ -9,6 +9,10 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #
+# Indexes
+#
+#  index_skills_on_lower_name  (lower((name)::text)) UNIQUE
+#
 require 'rails_helper'
 
 RSpec.describe Skill, type: :model do