Added webserver font
Added bigger example data Html changes in formating and in function Json now gets Read in a function Matplotlib now uses the 'Agg' backend Modified gitignore
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10 changed files with 2218 additions and 140 deletions
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@ -1,28 +1,39 @@
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# Copyright 2025 Kieler, Chiara
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#
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# Licensed under the AGPLv3.0 (the "License");
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# You may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.gnu.org/licenses/
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from datetime import datetime
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import re
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from flask import Flask, send_from_directory, render_template
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from flask import Flask, render_template
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import json
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import matplotlib
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matplotlib.use('Agg')
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import matplotlib.pyplot as plt
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# Global Variables:
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jsonpath = "data.json"
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htmldata = ""
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jsonpath = "data_big.json"
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sensors: dict = {}
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# class Entries:
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# def __init__(self, id: str, ts: list, value: list):
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# self.id = id
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# templist: list = []
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# for i in range(len(ts)):
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# templist.append([ts[i], value[i]])
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# self.entries: list = templist
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#
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# def printEntries(self):
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# print(self.entries)
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#
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#
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# tese = Entries("sensor0", [1, 2, 3, 4], [10, 20, 30, 40])
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# tese.printEntries()
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def readJson():
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f = open(jsonpath)
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jsondata = json.load(f) # returns JSON object as a dictionary
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for i in jsondata["sensors"]: # Iterating through the json list
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timestamps: list = []
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values: list = []
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# print(len(i["readings"]))
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for j in range(len(i["readings"])):
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timestamps.append(i["readings"][j]["ts"])
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values.append(i["readings"][j]["value"])
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# print(i)
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# print(i["readings"][1])
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# print("\n")
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sensors[i["id"]] = Sensor(i["id"], i["unit"], i["type"], timestamps, values)
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f.close()
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class Sensor:
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@ -97,113 +108,13 @@ class Sensor:
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plt.close()
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return path
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# def formatLine(self, ts: int):
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# for i in self.ts:
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# if i == ts:
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# return f"{self.timedate}> {self.values[]}"
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readJson()
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# Json
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f = open(jsonpath)
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jsondata = json.load(f) # returns JSON object as a dictionary
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# sensordict = dict()
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sensors: dict = {}
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for i in jsondata["sensors"]: # Iterating through the json list
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timestamps: list = []
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values: list = []
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# print(len(i["readings"]))
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for j in range(len(i["readings"])):
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timestamps.append(i["readings"][j]["ts"])
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values.append(i["readings"][j]["value"])
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# print(i)
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# print(i["readings"][1])
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# print("\n")
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# sensordict[i["id"]] = [i["type"], i["unit"], i["readings"]]
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# print(sensordict[i["id"]])
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sensors[i["id"]] = Sensor(i["id"], i["unit"], i["type"], timestamps, values)
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# print("\n")
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# print(sensors)
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f.close()
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print("\n")
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# print(sensordict)
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print(sensors)
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# print(sensors["sensor_001"].getReadings(limit=2, reversed=True, timetype="time"))
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# for i in sensordict:
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# type = sensordict[i][0]
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# unit = sensordict[i][1]
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# readings = ""
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# datapoints: list = []
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# sensorrange = len(sensordict[i][2]) if len(sensordict[i][2]) < 5 else 5
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# for j in range(sensorrange):
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# datapoints.append([])
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# ts = sensordict[i][2][j]["ts"]
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# value = sensordict[i][2][j]["value"]
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# datapoints[j].append(ts)
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# datapoints[j].append(value)
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# datapoints[j].append(unit)
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# datapoints.sort(reverse=True)
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#
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# graphdata: list = [[], []]
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# for j in datapoints:
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# ts = j[0]
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# time = datetime.fromtimestamp(ts).strftime("%d.%m.%Y %H:%M.%S")
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# timeNoDate = datetime.fromtimestamp(ts).strftime("%H:%M.%S")
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# value = j[1]
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# unit = j[2]
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# # print(f"{time} {j}")
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# readings += f"{time}> {value}{unit}<br>"
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# graphdata[0].append(timeNoDate)
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# graphdata[1].append(value)
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#
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# # create_plot(i, unit, graphdata[0], graphdata[1])
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#
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# htmldata += f"""
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# <p>Id: {i}</p>
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# <p>Type: {type}</p>
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# <p>Readings:</p>
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# <div style="margin-left: 40px;">
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# {readings}
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# <img src="/plots/{i}.png" alt="Graph">
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# </div>
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# <hr>"""
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#
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# html = f"""
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# <!DOCTYPE html>
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# <html lang="en">
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# <head>
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# <meta charset="UTF-8">
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# <title>Sensor Data</title>
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# <style>
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# * {{
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# font-family: 'Caskaydia Cove NF';
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# font-size: 18px;
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# color: white;
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# background: #1C1C1C;
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# }}
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# </style>
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# </head>
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# <body>
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# {htmldata}
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# </body>
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# </html>
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# """
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# class MyHandler(BaseHTTPRequestHandler):
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# def do_GET(self):
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# self.send_response(200)
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# # self.send_header("Content-type", "text/html")
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# self.end_headers()
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# self.wfile.write(html.encode("utf-8"))
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#
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#
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# if __name__ == "__main__":
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# server_address = ("", 8000)
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# httpd = HTTPServer(server_address, MyHandler)
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# print("Serving on http://localhost:8000")
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# httpd.serve_forever()
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app = Flask(__name__)
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@ -212,12 +123,5 @@ def index():
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return render_template("index.html", data=sensors)
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# @app.before_request
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# def before_request():
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# for sensor in sensors.values():
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# print(sensor)
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# sensor.renderPlot()
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if __name__ == "__main__":
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app.run(debug=True)
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