Interconnect All the Things!

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MULTIPEER CONNECTIVITY ESTEBAN TORRES @ESTTORHE Esteban Torres @esttorhe [2018]

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INTERCONNECT ALL THE THINGS! Esteban Torres @esttorhe [2018]

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WHAT IS IT? WHAT CAN IT DO? HOW DOES IT WORK? Esteban Torres @esttorhe [2018]

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…supports the discovery of services provided by nearby devices and supports communicating with those services through messagebased data, streaming data, and resources (such as ﬁles). — Apple Esteban Torres @esttorhe [2018]

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WHAT IS IT? Esteban Torres @esttorhe [2018]

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WHAT’S SO BIG ABOUT IT? Esteban Torres @esttorhe [2018]

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! Esteban Torres @esttorhe [2018]

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FEATURES out OF THE ! Esteban Torres @esttorhe [2018]

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1. Multiple SUPPORTED CONNECTIVITY interfaces Esteban Torres @esttorhe [2018]

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SUPPORTED CONNECTIVITY INTERFACES BLUETOOTH Esteban Torres @esttorhe [2018]

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SUPPORTED CONNECTIVITY INTERFACES WIFI Esteban Torres @esttorhe [2018]

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SUPPORTED CONNECTIVITY INTERFACES PEER TO PEER WiFi Esteban Torres @esttorhe [2018]

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PEER TO PEER WiFi: DIFFERENT ACCESS POINTS - Not even on an Access Point - One on an Access Point and the other not in one AP Esteban Torres @esttorhe [2018]

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2. Interface SELECTION Esteban Torres @esttorhe [2018]

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3. OUT OF THE ! UI Esteban Torres @esttorhe [2018]

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4. DIFFERENT DATA «types» Esteban Torres @esttorhe [2018]

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MESSAGES Esteban Torres @esttorhe [2018]

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● RELIABLE ● UNRELIABLE Esteban Torres @esttorhe [2018]

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STREAM Esteban Torres @esttorhe [2018]

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RESOURCES Esteban Torres @esttorhe [2018]

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5. AUTHENTICATION & ENCRYPTION Esteban Torres @esttorhe [2018]

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ENCRYPTION ● None ● Optional ● Required Esteban Torres @esttorhe [2018]

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HOW DOES IT REALLY WORK? Esteban Torres @esttorhe [2018]

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DISCOVERY Esteban Torres @esttorhe [2018]

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1 1 https://www.appcoda.com/intro-multipeer-connectivity-framework-ios-programming/ Esteban Torres @esttorhe [2018]

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SESSION Esteban Torres @esttorhe [2018]

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WHAT ARE THE RESPONSIBILITIES OF AN ADVERTISER? Esteban Torres @esttorhe [2018]

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1 - Make the device discoverable Esteban Torres @esttorhe [2018]

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2 - Present the invitations to the user Esteban Torres @esttorhe [2018]

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3 - Handle the user’s response Esteban Torres @esttorhe [2018]

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4 - Send invitation response back to the browser Esteban Torres @esttorhe [2018]

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5 - Connect peer to a session Esteban Torres @esttorhe [2018]

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WHAT ARE THE RESPONSIBILITIES OF A BROWSER? Esteban Torres @esttorhe [2018]

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1- Present nearby peers / search for peers and present them to the user Esteban Torres @esttorhe [2018]

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2 - Send the invitation to the selected peers Esteban Torres @esttorhe [2018]

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3 - Handle the invitation responses Esteban Torres @esttorhe [2018]

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4 - Connect peers to session Esteban Torres @esttorhe [2018]

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Multiple DEVICES Same USER Esteban Torres @esttorhe [2018]

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WHAT ARE good USE CASES FOR IT? Esteban Torres @esttorhe [2018]

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• COLLABORATIVE EDITING Esteban Torres @esttorhe [2018]

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• FILE SHARING Esteban Torres @esttorhe [2018]

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• COORDINATION ACROSS DEVICES Esteban Torres @esttorhe [2018]

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EVERYWHERE* *RESTRICTIONS MAY APPLY Esteban Torres @esttorhe [2018]

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• SENSOR DATA AGGREGATION Esteban Torres @esttorhe [2018]

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One VERY CONVOLUTED example Esteban Torres @esttorhe [2018]

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LET'S WRAP UP Esteban Torres @esttorhe [2018]

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Esteban Torres HTTPS://ESTEBANTORR.ES @esttorhe Esteban Torres @esttorhe [2018]

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THIS PRESENTATION WILL SOON BE AVAILABLE ON THE CONFERENCE WEBSITE AT THE FOLLOWING LINK https://skillsmatter.com/conferences/ 9319-ioscon-2018-the-conference-for-ios-and-swift- developers#skillscasts Esteban Torres @esttorhe [2018]

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THANKS! Esteban Torres @esttorhe [2018]