Added comments
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<HTML>
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<!-- For file-serving convenience, both style and JS are present within this file -->
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<style>
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div {
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background-color: lightslategrey;
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<div>
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<h1>Rover Control Interface</h1>
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<br>
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<!-- Calls function which makes AJAX request, page need not reload -->
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<button onclick="toggle()">Toggle Motor Status (On/Off)</button>
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</div>
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<p>A project by ENGR 107 Team 2</p>
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13
server.py
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server.py
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# aiohttp will be used to create the webserver
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from aiohttp import web
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# gpiozero's OutputDevice class is suffificient for our needs
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from gpiozero import OutputDevice
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# Creates the OutputDevice relay, controlling GPIO pin 17
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relay = OutputDevice(17)
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# Sets the pin as off. Not sure if this is required.
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relay.off()
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# Handles requests for the home page
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async def handle(req):
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print("Got request")
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# Returns the HTML file for viewing
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return web.FileResponse("page.html")
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# Handles requests to toggle the pin
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async def toggle(req):
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# Toggles the relay
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relay.toggle()
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print(f"Toggled; Current value is {relay.value}")
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return web.Response()
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app = web.Application()
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# Requests to <address>/toggle should toggle, but normal
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# requests to just the address should return the home page
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app.add_routes([web.get('/toggle', toggle), web.get('/', handle)])
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# Starts the server, a blocking call
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web.run_app(app)
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