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Package containing all AMI Models shared between micro-services.

Retired package: Security issue - retiring
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ami lib ami heimdall.ex
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lib/ami/heimdall.ex 

defmodule Ami.Heimdall do

  import Ecto.{Query}



  alias Ami.{

    Tag,

    Repo,

    Role,

    User,

    Quiz,

    Unit,

    Video,

    Course,

    Answer,

    Lesson,

    Package,

    Resource,

    UnitLesson,

    CoursePeriod,

    CourseResource,

    ResourceAttachment,

    ThumbImageAttachment,

    TeaserImageAttachment,

    AffiliateLogoAttachment

  }



  @rules %{

    :admin => %{ crud: :all, clone: :all},

    :instructor => %{},

    :community_moderator => %{

      read: [

        {Community, %{}}

      ],

      create: [

        {Course, %{}}, 

      ],

      update: [

        {Course, %{required: [:community_id]}},

        {}

      ],

      clone: [],

      delete: [

        {Course, %{required: [:community_id]}}

      ]

    },

    :learning_facilitator => %{},

    :buddy => %{},

    :accountibility_partner => %{},

    :respondent => %{},

    :system_admin => %{}

  }



  def can?(%User{}= user, action, struct) do

    cond do

      Role.has_any_role?(user, [:admin, :sytem_admin]) ->

        true



      Role.has_role?(user, :community_moderator) ->

        case Enum.find(@rules[:community_moderator][action], fn({model, opts}) -> model == struct.__struct__ end) do

          {model, opts} ->

            if is_nil(opts[:required]) do

              true

            else

              Enum.all?(opts[:required], fn attr -> !is_nil(Map.get(struct, attr)) end)

            end



          _ -> false

        end

    end

  end



end