bc14696f57
Goal: have a personal blog, and try out another point in the 'modular app design with elixir' space. Designing OTP systems with elixir had some interesting ideas.
51 lines
1.3 KiB
Elixir
51 lines
1.3 KiB
Elixir
defmodule FirehoseWeb.BlogController do
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use FirehoseWeb, :controller
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def index(conn, %{"blog_id" => blog_id} = params) do
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blog = resolve_blog!(blog_id)
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page = String.to_integer(params["page"] || "1")
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result = blog.paginate(page)
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render(conn, :index,
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page_title: blog.title(),
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blog_title: blog.title(),
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blog_description: blog.description(),
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posts: result.entries,
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base_path: blog.base_path(),
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page: result.page,
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total_pages: result.total_pages
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)
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end
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def show(conn, %{"blog_id" => blog_id, "slug" => slug}) do
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blog = resolve_blog!(blog_id)
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post = blog.get_post!(slug)
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render(conn, :show,
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page_title: post.title,
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post: post,
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base_path: blog.base_path()
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)
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end
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def tag(conn, %{"blog_id" => blog_id, "tag" => tag}) do
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blog = resolve_blog!(blog_id)
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posts = blog.posts_by_tag(tag)
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render(conn, :tag,
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page_title: "#{blog.title()} — #{tag}",
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blog_title: blog.title(),
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tag: tag,
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posts: posts,
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base_path: blog.base_path()
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)
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end
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defp resolve_blog!("engineering"), do: Firehose.EngineeringBlog
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defp resolve_blog!("releases"), do: Firehose.ReleaseNotes
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defp resolve_blog!(id) do
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raise Blogex.NotFoundError, "unknown blog: #{inspect(id)}"
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end
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end
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