resource-watch/prep-api

class Api::ToolsController < ApiController

  before_action :set_tool, only: [:show, :update, :destroy]

  # GET /tools
  def index
    tools =
      if params[:env].present?
        environments = params[:env].split(',')

        ids = environments.map do |env|
          Tool.where(env => true)
        end.flatten.uniq.pluck(:id)

        Tool.where(id: ids)
      else
        Tool.production
      end

    if params.has_key?(:published)
      tools = tools.published(params[:published]) if params[:published] != 'all'
    else
      tools = tools.published
    end
    render json: tools, each_serializer: Api::ToolSerializer, status: 200
  end

  # GET /tools/:id
  def show
    if @tool
      render json: @tool, serializer: Api::ToolSerializer, status: 200
    else
      render json: {status: 404, error: 'Tool not found'}
    end
  end

  # POST /tools
  def create
    @tool = Tool.new(tool_params)
    render json: @tool, status: 201 if @tool.save
  end

  # PUT /tools/:id
  def update
    @tool.update(tool_params)
    render json: @tool
  end

  # DELETE /tools/:id
  def destroy
    @tool.destroy
    head :no_content
  end

  private

    def tool_params
      # whitelist params
      params.permit(:title, :summary, :content, :url, :attribution, :partner_id, :published)
    end

    def set_tool
      environments = params[:env].present? ? params[:env].split(',') : ['production']
      tool = Tool.find_by(id: params[:id])

      matches = environments.map do |env|
        tool.public_send(env)
      end

      @tool = matches.include?(true) ? tool : nil
    end

end