COLLABORATIVE MUSIC WITH ELM AND PHOENIXJosh Adams, Co-Founder DailyDrip

I HAVE A PROBLEM

I HAVE A PROBLEM

I HAVE A PROBLEM

I HAVE A PROBLEM

ELM

THING

ALICE BOB

DOCUMENT

ALICE BOB

GAME

ALICE BOB

DATABASE

ALICE BOB

MUSIC

ALICE BOB

FUNDAMENTALS AND

HISTORY

COLLABORATION !=

WEBSOCKETS

CHANNELS !=

WEBSOCKETS

COLLABORATION !=

WEB

COLLABORATION !=

REALTIME

COLLABORATION !=

AJAXY

COLLABORATION ==

CRUD

CHANNELS =>

COLLABORATION

IT’S THE ABSTRACTION!

STUPID MOTIVATING

STORY

”“ WE HAVE A SMALL BUG

LOL NOT A DISTRIBUTED

SYSTEM

WE HAVE TO THINK ABOUT THESE

THINGS

LOTS MORE SHOULD GO HERE, BUT 🕐 🕐 🕐 🕐 🕐

COLLUDER!AN APPLICATION I BUILT THAT

APPLIES THIS TO ELM AND PHOENIX INTEROP.

KNEWTER/COLLUDER

ELM PHOENIX

ELM PHOENIX

ELM PHOENIX

A HIGH LEVEL OVERVIEW

ELM

ELM

DEMO INTERLUDE

ELM

DEMO INTERLUDE

ELM

APP

ELM

ELM

MODEL

ELM

ELM

ELM

ELM

ELM

Msg -> Model -> Model

ELM

UPDATE

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

VIEWModel -> Html Msg

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

ELM

A HIGH LEVEL OVERVIEW

PHOENIX

I’M DUMB

PHOENIX

I’M DUMB PHOENIX

I’M DUMB PHOENIX

YOU DOWN WITH OTP?

PHOENIX

I’M DOWN WITH OTP PHOENIX

I’M DOWN WITH OTP PHOENIX

ENHANCE

I’M DOWN WITH OTP PHOENIX

I’M DOWN WITH OTP PHOENIX

I’M DOWN WITH OTP PHOENIX

I’M DOWN WITH OTP PHOENIX

I’M DOWN WITH OTP PHOENIX

USER -> OUR APP -> USER

PHOENIX

GENSERVERCHANNELS

CHANNELS THOUGH PHOENIX

CHANNELS THOUGH PHOENIX

FULL DEMO TIME

HTTP://2D91AFE4.NGROK.IO/

BUT THIS IS DUMB

PHOENIX

ELM

TYPES MAKING INVALID THINGS

UNREPRESENTABLE

ELM

ELM

ELM

ELM

ELM

ELM PHOENIX