channel creation

lib/philomena/channels/channel.ex

@@ -3,6 +3,7 @@ defmodule Philomena.Channels.Channel do
   import Ecto.Changeset
 
   alias Philomena.Tags.Tag
+  alias Philomena.Repo
 
   schema "channels" do
     belongs_to :associated_artist_tag, Tag
@@ -11,15 +12,15 @@ defmodule Philomena.Channels.Channel do
     field :type, :string
 
     field :short_name, :string
-    field :title, :string
+    field :title, :string, default: ""
     field :description, :string
     field :tags, :string
     field :viewers, :integer, default: 0
     field :nsfw, :boolean, default: false
     field :is_live, :boolean, default: false
-    field :last_fetched_at, :naive_datetime
+    field :last_fetched_at, :utc_datetime
-    field :next_check_at, :naive_datetime
+    field :next_check_at, :utc_datetime
-    field :last_live_at, :naive_datetime
+    field :last_live_at, :utc_datetime
 
     field :viewer_minutes_today, :integer, default: 0
     field :viewer_minutes_thisweek, :integer, default: 0
@@ -36,8 +37,17 @@ defmodule Philomena.Channels.Channel do
 
   @doc false
   def changeset(channel, attrs) do
+    tag_id =
+      if attrs["artist_tag"] do
+        Repo.get_by(Tag, name: attrs["artist_tag"]).id
+      else
+        nil
+      end
+
     channel
-    |> cast(attrs, [])
+    |> cast(attrs, [:type, :short_name])
-    |> validate_required([])
+    |> validate_required([:type, :short_name])
+    |> validate_inclusion(:type, ["PicartoChannel", "PiczelChannel"])
+    |> put_change(:associated_artist_tag_id, tag_id)
   end
 end

lib/philomena/users/ability.ex

@@ -1,6 +1,7 @@
 defimpl Canada.Can, for: [Atom, Philomena.Users.User] do
   alias Philomena.Users.User
   alias Philomena.Badges.Award
+  alias Philomena.Channels.Channel
   alias Philomena.Comments.Comment
   alias Philomena.Commissions.Commission
   alias Philomena.Conversations.Conversation
@@ -238,6 +239,9 @@ defimpl Canada.Can, for: [Atom, Philomena.Users.User] do
   # Show static pages
   def can?(_user, :show, %StaticPage{}), do: true
 
+  # Show channels
+  def can?(_user, :show, %Channel{}), do: true
+
   # Otherwise...
   def can?(_user, _action, _model), do: false
 end

lib/philomena_web/controllers/channel_controller.ex

@@ -6,7 +6,7 @@ defmodule PhilomenaWeb.ChannelController do
   alias Philomena.Repo
   import Ecto.Query
 
-  plug :load_resource, model: Channel
+  plug :load_and_authorize_resource, model: Channel, only: [:show, :new, :create, :edit, :update]
 
   def index(conn, _params) do
     show_nsfw? = conn.cookies["chan_nsfw"] == "true"
@@ -32,6 +32,40 @@ defmodule PhilomenaWeb.ChannelController do
     redirect(conn, external: url(channel))
   end
 
+  def new(conn, _params) do
+    changeset = Channels.change_channel(%Channel{})
+    render(conn, "new.html", title: "New Channel", changeset: changeset)
+  end
+
+  def create(conn, %{"channel" => channel_params}) do
+    case Channels.create_channel(channel_params) do
+      {:ok, _channel} ->
+        conn
+        |> put_flash(:info, "Channel created successfully.")
+        |> redirect(to: Routes.channel_path(conn, :index))
+
+      {:error, changeset} ->
+        render(conn, "new.html", changeset: changeset)
+    end
+  end
+
+  def edit(conn, _params) do
+    changeset = Channels.change_channel(conn.assigns.channel)
+    render(conn, "edit.html", title: "Editing Channel", changeset: changeset)
+  end
+
+  def update(conn, %{"channel" => channel_params}) do
+    case Channels.update_channel(conn.assigns.channel, channel_params) do
+      {:ok, _channel} ->
+        conn
+        |> put_flash(:info, "Channel updated successfully.")
+        |> redirect(to: Routes.channel_path(conn, :index))
+
+      {:error, changeset} ->
+        render(conn, "edit.html", changeset: changeset)
+    end
+  end
+
   defp maybe_show_nsfw(query, true), do: query
   defp maybe_show_nsfw(query, _falsy), do: where(query, [c], c.nsfw == false)
 

lib/philomena_web/router.ex

@@ -260,6 +260,7 @@ defmodule PhilomenaWeb.Router do
     end
 
     resources "/pages", PageController, only: [:index, :new, :create, :edit, :update]
+    resources "/channels", ChannelController, only: [:new, :create, :edit, :update]
   end
 
   scope "/", PhilomenaWeb do

lib/philomena_web/templates/channel/_channel_box.html.slime

@@ -28,4 +28,9 @@
   - else
     .media-box__header.media-box__header--channel No artist tag
 
+  = if can?(@conn, :edit, @channel) do
+    a href=Routes.channel_path(@conn, :edit, @channel) class=link_class
+      i.fas.fa-fw.fa-edit>
+      ' Edit
+
   = render PhilomenaWeb.Channel.SubscriptionView, "_subscription.html", conn: @conn, watching: @subscriptions[@channel.id], channel: @channel

lib/philomena_web/templates/channel/_form.html.slime

@@ -0,0 +1,37 @@
+= form_for @changeset, @action, fn f ->
+  = if @changeset.action do
+    .alert.alert-danger
+      p Oops, something went wrong! Please check the errors below.
+
+  .fieldlabel
+    ' The short name of
+    code>
+      | https://picarto.tv/
+      em picarto_channel_name
+    ' is
+    code picarto_channel_name
+    ' .
+  .fieldlabel
+    ' The short name of
+    code>
+      | https://piczel.tv/watch/
+      em piczel_channel_name
+    ' is 
+    code piczel_channel_name
+    ' .
+    br
+    br
+
+  .field
+    => label f, :short_name, "Short name"
+    = text_input f, :short_name, class: "input", placeholder: "Short name", required: true
+
+  .field
+    => label f, :type, "Type"
+    = select f, :type, ["PicartoChannel", "PiczelChannel"], class: "input"
+
+  .field
+    => label f, :artist_tag, "Artist tag"
+    = text_input f, :artist_tag, class: "input", placeholder: "Artist tag"
+
+  = submit "Save", class: "button"

lib/philomena_web/templates/channel/edit.html.slime

@@ -0,0 +1,3 @@
+h1 Editing Channel
+
+= render PhilomenaWeb.ChannelView, "_form.html", changeset: @changeset, action: Routes.channel_path(@conn, :update, @channel), conn: @conn

lib/philomena_web/templates/channel/index.html.slime

@@ -7,6 +7,7 @@ h1 Livestreams
   .field
     = text_field_tag :cq, params[:cq], class: 'input hform__text', placeholder: 'Search channels'
     = submit_tag 'Search', class: 'hform__button button'
+
 .block
   .block__header
     = pagination
@@ -19,7 +20,9 @@ h1 Livestreams
     = pagination
 
 br
-.clearfix  
+= if can?(@conn, :create, Philomena.Channels.Channel) do
+  = link "New Channel", to: Routes.channel_path(@conn, :new)
+
 h2 FAQ
 p
   strong> Q: Do you host streams?

lib/philomena_web/templates/channel/new.html.slime

@@ -0,0 +1,3 @@
+h1 Adding Channel
+
+= render PhilomenaWeb.ChannelView, "_form.html", changeset: @changeset, action: Routes.channel_path(@conn, :new), conn: @conn