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50 lines
1.2 KiB
50 lines
1.2 KiB
2 years ago
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defmodule ChirpWeb.PostLive.Index do
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use ChirpWeb, :live_view
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alias Chirp.Timeline
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alias Chirp.Timeline.Post
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@impl true
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def mount(_params, _session, socket) do
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if connected?(socket), do: Timeline.subscribe()
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{:ok, assign(socket, :posts, list_posts()), temporary_assigns: [posts: []]}
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end
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@impl true
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def handle_params(params, _url, socket) do
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{:noreply, apply_action(socket, socket.assigns.live_action, params)}
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end
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defp apply_action(socket, :edit, %{"id" => id}) do
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socket
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|> assign(:page_title, "Edit Post")
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|> assign(:post, Timeline.get_post!(id))
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end
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defp apply_action(socket, :new, _params) do
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socket
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|> assign(:page_title, "New Post")
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|> assign(:post, %Post{})
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end
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defp apply_action(socket, :index, _params) do
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socket
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|> assign(:page_title, "Listing Posts")
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|> assign(:post, nil)
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end
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def handle_info({:post_created,post}, socket) do
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{:noreply, update(socket, :posts, fn posts-> [post|posts] end)}
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end
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def handle_info({:post_updated,post}, socket) do
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{:noreply, update(socket, :posts, fn posts-> [post|posts] end)}
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end
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defp list_posts do
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Timeline.list_posts()
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end
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end
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