feat: companies (#405)

assets/js/app.js

@@ -21,12 +21,13 @@ import "phoenix_html"
 import {Socket} from "phoenix"
 import {LiveSocket} from "phoenix_live_view"
 import topbar from "../vendor/topbar"
-import { QrScanner, Wheel, Confetti } from "./hooks";
+import { QrScanner, Wheel, Confetti, Sorting } from "./hooks";
 
 let Hooks = {
   QrScanner: QrScanner,
   Wheel: Wheel,
-  Confetti: Confetti
+  Confetti: Confetti,
+  Sorting: Sorting
 };
 
 let csrfToken = document.querySelector("meta[name='csrf-token']").getAttribute("content")

assets/js/hooks/index.js

@@ -1,3 +1,4 @@
 export { QrScanner } from "./qr_reading.js";
 export { Wheel } from "./wheel.js";
-export { Confetti } from "./confetti.js";
+export { Confetti } from "./confetti.js";
+export { Sorting } from "./sorting.js";

assets/js/hooks/sorting.js

@@ -0,0 +1,21 @@
+import Sortable from "../../vendor/sortable";
+
+export const Sorting = {
+    mounted() {
+        const placeholder = document.createElement('div');
+        new Sortable(this.el, {
+          animation: 150,
+          ghostClass: "opacity-20",
+          dragClass: "shadow-2xl",
+          handle: ".handle",
+          onEnd: () => {
+            const elements = Array.from(this.el.children)
+            const ids = elements.map(elm => elm.id)
+            this.pushEventTo(this.el, "update-sorting", {ids: ids})
+          },
+          setData: (dataTransfer, _) => {
+            dataTransfer.setDragImage(placeholder, 0, 0);
+          }
+        })
+      }
+}

lib/safira/accounts/roles/permissions.ex

@@ -8,6 +8,7 @@ defmodule Safira.Accounts.Roles.Permissions do
     %{
       "attendees" => ["show", "edit"],
       "staffs" => ["show", "edit", "roles_edit"],
+      "companies" => ["edit"],
       "products" => ["show", "edit", "delete"],
       "purchases" => ["show", "redeem", "refund"],
       "badges" => ["show", "edit", "delete", "give", "revoke", "give_without_restrictions"],

lib/safira/companies.ex

@@ -0,0 +1,253 @@
+defmodule Safira.Companies do
+  @moduledoc """
+  The Companies context.
+  """
+
+  use Safira.Context
+
+  alias Safira.Companies.Company
+
+  @doc """
+  Returns the list of companies.
+
+  ## Examples
+
+      iex> list_companies()
+      [%Company{}, ...]
+
+  """
+  def list_companies do
+    Company
+    |> Repo.all()
+  end
+
+  def list_companies(opts) when is_list(opts) do
+    Company
+    |> apply_filters(opts)
+    |> Repo.all()
+  end
+
+  def list_companies(params) do
+    Company
+    |> join(:left, [c], t in assoc(c, :tier), as: :tier)
+    |> preload(:tier)
+    |> Flop.validate_and_run(params, for: Company)
+  end
+
+  def list_companies(%{} = params, opts) when is_list(opts) do
+    Company
+    |> apply_filters(opts)
+    |> join(:left, [c], t in assoc(c, :tier), as: :tier)
+    |> preload(:tier)
+    |> Flop.validate_and_run(params, for: Company)
+  end
+
+  @doc """
+  Gets a single company.
+
+  Raises `Ecto.NoResultsError` if the Company does not exist.
+
+  ## Examples
+
+      iex> get_company!(123)
+      %Company{}
+
+      iex> get_company!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_company!(id), do: Repo.get!(Company, id)
+
+  @doc """
+  Creates a company.
+
+  ## Examples
+
+      iex> create_company(%{field: value})
+      {:ok, %Company{}}
+
+      iex> create_company(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_company(attrs \\ %{}) do
+    %Company{}
+    |> Company.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a company.
+
+  ## Examples
+
+      iex> update_company(company, %{field: new_value})
+      {:ok, %Company{}}
+
+      iex> update_company(company, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_company(%Company{} = company, attrs) do
+    company
+    |> Company.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Updates a company logo.
+
+  ## Examples
+
+      iex> update_company_logo(company, %{logo: image})
+      {:ok, %Company{}}
+
+      iex> update_company_logo(company, %{logo: bad_image})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_company_logo(%Company{} = company, attrs) do
+    company
+    |> Company.image_changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a company.
+
+  ## Examples
+
+      iex> delete_company(company)
+      {:ok, %Company{}}
+
+      iex> delete_company(company)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_company(%Company{} = company) do
+    Repo.delete(company)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking company changes.
+
+  ## Examples
+
+      iex> change_company(company)
+      %Ecto.Changeset{data: %Company{}}
+
+  """
+  def change_company(%Company{} = company, attrs \\ %{}) do
+    Company.changeset(company, attrs)
+  end
+
+  alias Safira.Companies.Tier
+
+  @doc """
+  Returns the list of tiers.
+
+  ## Examples
+
+      iex> list_tiers()
+      [%Tier{}, ...]
+
+  """
+  def list_tiers do
+    Tier
+    |> order_by(:priority)
+    |> Repo.all()
+  end
+
+  @doc """
+  Gets a single tier.
+
+  Raises `Ecto.NoResultsError` if the Tier does not exist.
+
+  ## Examples
+
+      iex> get_tier!(123)
+      %Tier{}
+
+      iex> get_tier!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_tier!(id), do: Repo.get!(Tier, id)
+
+  @doc """
+  Creates a tier.
+
+  ## Examples
+
+      iex> create_tier(%{field: value})
+      {:ok, %Tier{}}
+
+      iex> create_tier(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_tier(attrs \\ %{}) do
+    %Tier{}
+    |> Tier.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a tier.
+
+  ## Examples
+
+      iex> update_tier(tier, %{field: new_value})
+      {:ok, %Tier{}}
+
+      iex> update_tier(tier, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_tier(%Tier{} = tier, attrs) do
+    tier
+    |> Tier.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a tier.
+
+  ## Examples
+
+      iex> delete_tier(tier)
+      {:ok, %Tier{}}
+
+      iex> delete_tier(tier)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_tier(%Tier{} = tier) do
+    Repo.delete(tier)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking tier changes.
+
+  ## Examples
+
+      iex> change_tier(tier)
+      %Ecto.Changeset{data: %Tier{}}
+
+  """
+  def change_tier(%Tier{} = tier, attrs \\ %{}) do
+    Tier.changeset(tier, attrs)
+  end
+
+  @doc """
+  Returns the next priority a tier should have.
+
+  ## Examples
+
+      iex> get_next_tier_priority()
+      5
+  """
+  def get_next_tier_priority do
+    (Repo.aggregate(from(t in Tier), :max, :priority) || -1) + 1
+  end
+end

lib/safira/companies/company.ex

@@ -0,0 +1,52 @@
+defmodule Safira.Companies.Company do
+  @moduledoc """
+  Companies present at the event.
+  """
+  use Safira.Schema
+
+  @derive {
+    Flop.Schema,
+    filterable: [:name],
+    sortable: [:name, :tier],
+    default_limit: 11,
+    join_fields: [
+      tier: [
+        binding: :tier,
+        field: :priority,
+        path: [:tier, :priority],
+        ecto_type: :integer
+      ]
+    ]
+  }
+
+  @required_fields ~w(name tier_id)a
+  @optional_fields ~w(badge_id url)a
+
+  schema "companies" do
+    field :name, :string
+    field :url, :string
+    field :logo, Uploaders.Company.Type
+
+    belongs_to :badge, Safira.Contest.Badge
+    belongs_to :tier, Safira.Companies.Tier
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(company, attrs) do
+    company
+    |> cast(attrs, @required_fields ++ @optional_fields)
+    |> unique_constraint(:badge_id)
+    |> cast_assoc(:badge)
+    |> cast_assoc(:tier)
+    |> validate_required(@required_fields)
+    |> validate_url(:url)
+  end
+
+  @doc false
+  def image_changeset(badge, attrs) do
+    badge
+    |> cast_attachments(attrs, [:logo])
+  end
+end

lib/safira/companies/tier.ex

@@ -0,0 +1,26 @@
+defmodule Safira.Companies.Tier do
+  @moduledoc """
+  Sponsor tiers for companies.
+  """
+  use Safira.Schema
+
+  @required_fields ~w(name priority)a
+
+  @derive {Flop.Schema, sortable: [:priority], filterable: []}
+
+  schema "tiers" do
+    field :name, :string
+    field :priority, :integer
+
+    has_many :companies, Safira.Companies.Company, foreign_key: :tier_id
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(tier, attrs) do
+    tier
+    |> cast(attrs, @required_fields)
+    |> validate_required(@required_fields)
+  end
+end