from flask import Flask, render_template, jsonify
from random import uniform
import time
app = Flask(__name__)

@app.route("/data")
def data():

    timespan = 1                             # days
    granularity = 5 * timespan               # (every) minute(s)
    samples = 60/granularity * 24 * timespan # per hour over whole timespan
    s4m   = []
    s4m_x = []
    s5m   = []
    s5m_x = []
    end   = time.time()
    start = end - samples * granularity * 60

    for i in range(int(samples)):
        s4m.append(uniform(-10,30))
        s5m.append(uniform(-10,30))
        s4mt = uniform(start, end)
        s5mt = uniform(start, end)
        s4m_x.append(time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(s4mt)))
        s5m_x.append(time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(s5mt)))

    data = {
        '0316a2193bff':   s4m,
        '0316a2193bff_x': s4m_x,
        '0316a21383ff':   s5m,
        '0316a21383ff_x': s5m_x,
        }

    return jsonify(data)


@app.route("/")
def index():
    return render_template('seepark_web.html')