30 lines
871 B
Python
30 lines
871 B
Python
# TODO: web frontend
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import os
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import tornado.web
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class ExportHandler(tornado.web.RequestHandler):
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def initialize(self, conn):
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"""
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conn: sqlite3 connection
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"""
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self.conn = conn
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def get(self, range):
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# TODO: userid + start time
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c = self.conn.cursor()
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self.set_header("Content-Type", 'text/csv')
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ranges = {
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'1h': '-1 hour',
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'24h': '-1 day',
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'week': '-7 days',
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}
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if range not in ranges:
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# Not found
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raise tornado.web.HTTPError(404)
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c.execute("SELECT * FROM beats WHERE recordedAt > date('now', ?) ORDER BY recordedAt ASC", (ranges[range],))
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self.write("id,bpm,timestamp\n")
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for row in c:
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self.write("{},{},{}\n".format(row['id'], row['bpm'], row['createdAt']))
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self.flush()
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