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dev.exs
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#######################################
# Development Server for DiscoLog.
#
# Based on PhoenixLiveDashboard code.
#
# Usage:
#
# $ iex -S mix dev
#######################################
Logger.configure(level: :debug)
# Get configuration
Config.Reader.read!("config/config.exs", env: :dev)
# Configures the endpoint
Application.put_env(:disco_log, DemoWeb.Endpoint,
url: [host: "localhost"],
secret_key_base: "Hu4qQN3iKzTV4fJxhorPQlA/osH9fAMtbtjVS58PFgfw3ja5Z18Q/WSNR9wP4OfW",
live_view: [signing_salt: "hMegieSe"],
http: [port: System.get_env("PORT") || 4000],
debug_errors: true,
check_origin: false,
pubsub_server: Demo.PubSub,
live_reload: [
patterns: [
~r"dev.exs$",
~r"dist/.*(js|css|png|jpeg|jpg|gif|svg)$",
~r"lib/error_tracker/web/(live|views)/.*(ex)$",
~r"lib/error_tracker/web/templates/.*(ex)$"
]
]
)
defmodule DemoWeb.PageController do
import Plug.Conn
def init(opts), do: opts
def call(conn, :index) do
content(conn, """
<h2>DiscoLog Dev Server</h2>
<h3>Phoenix</h3>
<div><a href="/plug-exception">Generate Plug exception</a></div>
<div><a href="/noroute">Raise NoRouteError from a controller</a></div>
<div><a href="/exception">Generate Exception</a></div>
<div><a href="/exit">Generate Exit</a></div>
<h3>Liveview</h3>
<div><a href="/liveview/mount_error">Generate LiveView mount error</a></div>
<div><a href="/liveview/multi_error/raise">Generate LiveView raise error</a></div>
<div><a href="/liveview/multi_error/throw">Generate LiveView throw error</a></div>
<div><a href="/liveview/component">Generate LiveView Component error</a></div>
<h3>Logging example</h3>
<div><a href="/new_user">Generate a new user log</a></div>
<div><a href="/user_upgrade">Generate a pay plan log</a></div>
<div><a href="/extra">Generate a log with attachments</a></div>
<div><a href="/long_extra">Generate a log with long attachment</a></div>
<h3>Should not generate errors</h3>
<div><a href="/404">404 Not found</a></div>
""")
end
def call(conn, :noroute) do
raise Phoenix.Router.NoRouteError, conn: conn, router: DiscoLogDevWeb.Router
end
def call(_conn, :exception) do
raise "This is a controller exception"
end
def call(_conn, :exit) do
exit(:timeout)
end
defp content(conn, content) do
conn
|> put_resp_header("content-type", "text/html")
|> send_resp(200, "<!doctype html><html><body>#{content}</body></html>")
end
end
defmodule DemoWeb.LogController do
import Phoenix.Controller
require Logger
def init(opts), do: opts
def call(conn, :new_user) do
Logger.info("""
🎉 New User Registered!
✨ Username: Bob
📧 Email: [email protected]
""")
conn
|> redirect(to: "/")
end
def call(conn, :user_upgrade) do
Logger.info("""
🚀 Upgrade to a Paid Plan!
✨ Username: Bob
💼 Plan: Pro
""")
conn
|> redirect(to: "/")
end
def call(conn, :extra) do
Logger.info(
"""
✨ Extra Log !
📎 With attachments
""",
extra: %{
username: "Bob",
id: 1,
and: "more",
stuff: "here"
}
)
conn
|> redirect(to: "/")
end
def call(conn, :long_extra) do
Logger.info(
"""
✨ Extra Long Log !
📎 With `conn` as attachment
""",
extra: conn
)
conn
|> redirect(to: "/")
end
end
defmodule DemoWeb.MountErrorLive do
use Phoenix.LiveView
def mount(_params, _session, _socket) do
:not_ok
end
def render(assigns) do
~H"""
<h2>DiscoLog Dev Server</h2>
"""
end
end
defmodule DemoWeb.MultiErrorLive do
use Phoenix.LiveView
def mount(_params, _session, socket) do
{:ok, socket}
end
def handle_params(params, _url, socket) do
{:noreply, apply_action(socket, socket.assigns.live_action, params)}
end
defp apply_action(_socket, :raise, _params) do
raise "Error raised in a live view"
end
defp apply_action(_socket, :throw, _params) do
throw("Error throwed in a live view")
end
def render(assigns) do
~H"""
<h2>DiscoLog Dev Server</h2>
"""
end
end
defmodule DemoWeb.ErrorComponent do
use Phoenix.LiveComponent
def render(assigns) do
~H"""
<div>error</div>
"""
end
def update(_assigns, socket) do
raise "Error raised in a live component"
{:ok, socket}
end
end
defmodule DemoWeb.ComponentErrorLive do
use Phoenix.LiveView
def mount(_params, _session, socket) do
{:ok, socket}
end
def render(assigns) do
~H"""
<.live_component id="error-component" module={DemoWeb.ErrorComponent} />
"""
end
end
defmodule DiscoLogDevWeb.ErrorView do
def render("404.html", _assigns) do
"This is a 404"
end
def render("500.html", _assigns) do
"This is a 500"
end
end
defmodule DemoWeb.Router do
use Phoenix.Router
import Phoenix.LiveView.Router
pipeline :browser do
plug(:fetch_session)
plug(:protect_from_forgery)
end
scope "/" do
pipe_through(:browser)
get("/", DemoWeb.PageController, :index)
get("/noroute", DemoWeb.PageController, :noroute)
get("/exception", DemoWeb.PageController, :exception)
get("/exit", DemoWeb.PageController, :exit)
get("/new_user", DemoWeb.LogController, :new_user)
get("/user_upgrade", DemoWeb.LogController, :user_upgrade)
get("/extra", DemoWeb.LogController, :extra)
get("/long_extra", DemoWeb.LogController, :long_extra)
live("/liveview/mount_error", DemoWeb.MountErrorLive, :index)
live("/liveview/multi_error/raise", DemoWeb.MultiErrorLive, :raise)
live("/liveview/multi_error/throw", DemoWeb.MultiErrorLive, :throw)
live("/liveview/component", DemoWeb.ComponentErrorLive, :update_raise)
end
end
defmodule DemoWeb.Endpoint do
use Phoenix.Endpoint, otp_app: :disco_log
use DiscoLog.Integrations.Plug
@session_options [
store: :cookie,
key: "_disco_log_dev",
signing_salt: "/VEDsdfsffMnp5",
same_site: "Lax"
]
socket("/live", Phoenix.LiveView.Socket, websocket: [connect_info: [session: @session_options]])
socket("/phoenix/live_reload/socket", Phoenix.LiveReloader.Socket)
plug(Phoenix.LiveReloader)
plug(Phoenix.CodeReloader)
plug(Plug.Session, @session_options)
plug(Plug.RequestId)
plug(Plug.Telemetry, event_prefix: [:phoenix, :endpoint])
plug(:maybe_exception)
plug(DemoWeb.Router)
def maybe_exception(%Plug.Conn{path_info: ["plug-exception"]}, _), do: raise("Plug exception")
def maybe_exception(conn, _), do: conn
end
Application.put_env(:phoenix, :serve_endpoints, true)
Task.async(fn ->
children = [
{Phoenix.PubSub, [name: Demo.PubSub, adapter: Phoenix.PubSub.PG2]},
DemoWeb.Endpoint
]
{:ok, _} = Supervisor.start_link(children, strategy: :one_for_one)
Process.sleep(:infinity)
end)