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PHONEGAP TO NATIVERebuilding an Android App from Inside Out
Krzysztof Koźmic @kkozmic
STARTING POINT
mobile web site
STARTING POINTmobile app
HOW?
REWRITE - GO BACK TO THE BEGINNING
MODIFY PIECE BY PIECE - KEEP MARCHING FORWARD
EVOLUTION NOT
REVOLUTION
ALWAYS BE SHIPPING
Divide and Conquer
STAGE 1process and tools
OPENING THE BLACK BOX
WEB ⇄ APPtwo repos - one codebase
END RESULTof stage 1
STAGE 2web code ⇄ app code
ISOLATE WEB APP CODE
END RESULTof stage 2
STAGE 3native navigation
LAYERS
ONE ACTIVITY = LOTS OF LIES
➤ fake modal dialogs
➤ locking the navDrawer
➤ navDrawer location and toolbar title
➤ options menu
➤ hiding toolbar and navDrawer while web app is starting up
END RESULTof stage 3
STAGE 4no WebView in sight
ALMOST THERE
END RESULTof stage 4
LESSONS LEARNED
TWO APPS IN ONE
➤ active/active - global logic in web app
➤ split logic (telemetry)
➤ assumptions in web app
➤ not enough time spent making web app ‘dumb’
➤ asynchronous timing issues
➤ back button handling
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