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Dynamo demo
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| defmodule ApplicationRouter do | |
| use Dynamo.Router | |
| prepare do | |
| # Pick which parts of the request you want to fetch | |
| # You can comment the line below if you don't need | |
| # any of them or move them to a forwarded router | |
| conn.fetch([:cookies, :params]) | |
| end | |
| # It is common to break your Dynamo in many | |
| # routers forwarding the requests between them | |
| forward "/posts", to: PostsRouter | |
| get "/" do | |
| conn = conn.assign(:title, "Welcome to Dynamo!") | |
| render conn, "index.html" | |
| end | |
| end |
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| <html> | |
| <body> | |
| <h1>Posts</h1> | |
| <%= lc post inlist @posts do %> | |
| <h2><a href="/posts/<%= post.id %>"><%= post.title %></a></h2> | |
| <p>Posted on <%= post.created_at %></p> | |
| <p><%= post.body %></p> | |
| <% end %> | |
| </body> | |
| </html> |
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| defmodule Dynamita.Mixfile do | |
| use Mix.Project | |
| def project do | |
| [ app: :dynamita, | |
| version: "0.0.1", | |
| dynamos: [Dynamita.Dynamo], | |
| compilers: [:elixir, :dynamo, :app], | |
| env: [prod: [compile_path: "ebin"]], | |
| compile_path: "tmp/#{Mix.env}/dynamita/ebin", | |
| deps: deps ] | |
| end | |
| # Configuration for the OTP application | |
| def application do | |
| [ applications: [:cowboy, :dynamo], | |
| mod: { Dynamita, [] } ] | |
| end | |
| defp deps do | |
| [ { :cowboy, %r(.*), github: "extend/cowboy" }, | |
| { :dynamo, "0.1.0.dev", github: "elixir-lang/dynamo" }, | |
| { :ecto, %r(.*), github: "elixir-lang/ecto" }, | |
| { :exdbi_pgsql, %r(.*), github: "exdbi/exdbi_pgsql" } ] | |
| end | |
| end |
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| defrecord Post, id: nil, title: nil, body: nil, created_at: nil do | |
| alias Ecto.SQL | |
| import Ecto.Query | |
| def find_all do | |
| from(p in Posts) | |
| |> select({p.id, p.title, p.body, p.created_at}) | |
| |> exec | |
| end | |
| def find(id) do | |
| from(p in Posts) | |
| |> where(p.id == id) | |
| |> select({p.id, p.title, p.body, p.created_at}) | |
| |> exec | |
| |> Enum.first | |
| end | |
| # TODO: Move this to out of here | |
| defp exec(query) do | |
| {:ok, conn} = DBI.PostgreSQL.connect([{:database, "blog_development"}]) | |
| {:ok, result} = DBI.query(conn, SQL.compile(query)) | |
| columns = Enum.map(result.columns, fn c -> :"#{c}" end) | |
| Enum.map(result.rows, fn r -> __MODULE__.new(Enum.zip(columns, tuple_to_list(r))) end) | |
| end | |
| end |
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| defmodule PostsRouter do | |
| use Dynamo.Router | |
| prepare do | |
| conn.fetch :params | |
| end | |
| # GET /posts | |
| get "/" do | |
| posts = Post.find_all | |
| conn = conn.assign(:posts, posts) | |
| render conn, "posts/index.html" | |
| end | |
| # GET /posts/:id | |
| get "/:id" do | |
| post = Post.find(conn.params[:id]) | |
| conn = conn.assign(:post, post) | |
| render conn, "posts/show.html" | |
| end | |
| end |
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| Code.require_file "../../test_helper.exs", __FILE__ | |
| defmodule PostTest do | |
| use Dynamita.TestCase | |
| test :find_all do | |
| posts = Post.find_all | |
| post = Enum.first(posts) | |
| assert Enum.count(posts) == 1 | |
| assert post.title == "Hello world" | |
| end | |
| test :find do | |
| post = Post.find(1) | |
| assert post.title == "Hello world" | |
| end | |
| end |
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| <html> | |
| <body> | |
| <h1><%= @post.title %></h1> | |
| <p>Posted on <%= @post.created_at %></p> | |
| <p><%= @post.body %></p> | |
| </body> | |
| </html> |
Sweet!
looks great!
amazing!
Thanks guys, I'll push full app in my github account soon
I'd love to see Elixir/Dynamo on TechEmpower benchmarks! Looks awesome!
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awesome! 😄