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tab1.py
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import dash
from dash import dcc
from dash import html
from dash.dependencies import Input, Output, State
import plotly.graph_objs as go
from server import app
import dash_daq as daq
import utilities as ut
import time
import sqlite3 as sql
from datetime import datetime
avgs = {}
#+++ START PAGE RENDERING +++++++++++++++++++++++++++++++++++++++++++++++++++++++
def tab1():
conn = sql.connect("labjackdb.db")
c = conn.cursor()
c.execute("SELECT * FROM preferences ") # Get current preferences
prefs = c.fetchall()[0]
heading = prefs[1]
max_requests = prefs[2]
scan_frequency = prefs[3]
interval = prefs[4]
factor0 = prefs[5]
factor1 = prefs[6]
factor2 = prefs[7]
factor3 = prefs[8]
factor4 = prefs[9]
factor5 = prefs[10]
factor6 = prefs[11]
name0 = prefs[12]
name1 = prefs[13]
name2 = prefs[14]
name3 = prefs[15]
name4 = prefs[16]
name5 = prefs[17]
name6 = prefs[18]
max0 = prefs[20]
max1 = prefs[21]
max2 = prefs[22]
max3 = prefs[23]
max4 = prefs[24]
max5 = prefs[25]
max6 = prefs[26]
s1 = 0
s2 = 0
p0 = max5/10*0
p1 = max5/10*1
p2 = max5/10*2
p3 = max5/10*3
p4 = max5/10*4
p5 = max5/10*5
p6 = max5/10*6
p7 = max5/10*7
p8 = max5/10*8
p9 = max5/10*9
p10 = max5/10*10
q0 = max6/10*0
q1 = max6/10*1
q2 = max6/10*2
q3 = max6/10*3
q4 = max6/10*4
q5 = max6/10*5
q6 = max6/10*6
q7 = max6/10*7
q8 = max6/10*8
q9 = max6/10*9
q10 =max6/10*10
with conn:
c.execute("SELECT * FROM run_number ORDER BY run_id DESC LIMIT 1")
run = c.fetchone()
time_end = run[2]
if time_end == None:
state = True
else: state = False
with conn:
c.execute("SELECT * FROM sliderpos")
sliderpos = c.fetchone()
pos1 = sliderpos[1]
pos2 = sliderpos[2]
tab1 = html.Div([ # Page refresh
dcc.Interval(
id='interval_gauges',
interval= interval,
n_intervals=0,
disabled=False
),
html.Div([
html.P(str(heading))], # Page heading
style={
'width':'80%',
'height':80,
'marginTop':0,
'textAlign':'center',
'fontSize':30,
'color':'white',
'backgroundColor':'black',
'float':'left'
}),
#---Heading ----------------------------------------------------------------------------------------------------
html.Div(
style={
'width':'20%',
'height':30,
'marginTop':0,
'textAlign':'center',
'fontSize':30,
'color':'white',
'backgroundColor':'black',
'float':'left'
}),
#---Record switch---------------------------------------------------------------------------------------------
html.Div(
style={
'color':'white',
'width':'20%',
'backgroundColor':'black',
'float':'right',
'height':'60px',
'textAlign':'center'
},
children=[
daq.BooleanSwitch(id='start', on = state, style={'backgroundColor':'black','width':'100px'}),
html.Div(id='output_status',style={'color':'red', 'height':'15px', 'textAlign':'left', 'padding':'5px'}),
html.Div(id='output_lastid',style={'color':'white', 'height':'15px', 'textAlign':'left', 'padding':'5px'}),
]
),
html.Div(
style={
'width':'80%',
'textAlign':'center',
'color':'orange',
'backgroundColor':'black',
'height':'50px',
'float':'left'
}),
html.Div(
id='stop_output',
style={ 'marginTop': 0,
'height':'40px',
'width':'20%',
'textAlign':'center',
'color':'orange',
'backgroundColor':'black',
'float':'left'
}),
#---Voltage Slider--------------------------------------
html.Div(
style={
'marginTop': 0,
'width':'80%',
'backgroundColor':'black',
'float':'left',
'height':'100px',
'fontWeight':'bold'
},
children= [dcc.Slider(
id='s1',
min=0,
max= max5,
value=pos1,
step=0.1,
updatemode='drag',
marks={
int(p0):'{}'.format(int(p0)),
int(p1):'{}'.format(int(p1)),
int(p2):'{}'.format(int(p2)),
int(p3):'{}'.format(int(p3)),
int(p4):'{}'.format(str(p4)),
int(p5):'{}'.format(str(p5)),
int(p6):'{}'.format(str(p6)),
int(p7):'{}'.format(str(p7)),
int(p8):'{}'.format(str(p8)),
int(p9):'{}'.format(str(p9)),
int(p10):'{}'.format(str(p10)),
},),
html.Div([ html.Div(id='s1_output'),(name5)],
style={ 'marginTop': 10, 'color':'white', 'textAlign':'center', 'fontSize':'16px'}),
]
),
#---Kill switch -----------------------------------------------------
html.Div(id='dummy2',
style={
'width':'20%',
'backgroundColor':'black',
'float':'right',
'height':'50px'
}
),
html.Div(
style={
'marginTop': 0,
'height':'50px',
'width':'20%',
'textAlign':'center',
'color':'white',
'backgroundColor':'black',
'float':'left'
}),
#---Pressure Slider--------------------------------------
html.Div( style={
'width':'80%',
'backgroundColor':'black',
'float':'left',
'height':'100px',
'fontWeight':'bold'
},
children= [dcc.Slider(
id='s2',
min=0,
max= max6,
step=0.1,
value=pos2,
updatemode='drag',
marks={
int(q0):'{}'.format(int(q0)),
int(q1):'{}'.format(int(q1)),
int(q2):'{}'.format(int(q2)),
int(q3):'{}'.format(int(q3)),
int(q4):'{}'.format(str(q4)),
int(q5):'{}'.format(str(q5)),
int(q6):'{}'.format(str(q6)),
int(q7):'{}'.format(str(q7)),
int(q8):'{}'.format(str(q8)),
int(q9):'{}'.format(str(q9)),
int(q10):'{}'.format(str(q10)),
},),
html.Div([ html.Div(id='s2_output'),(name6)],
style={ 'marginTop': 10, 'color':'white', 'textAlign':'center', 'fontSize':'16px'}),
]),
html.Div([
html.Div([ html.P(id='clock')],
style={
'fontSize':20,
'marginTop': 0,
'height':'100px',
'width':'20%',
'textAlign':'center',
'color':'white',
'backgroundColor':'black',
'float':'left'
}),
#---Channel Reading 0 ----------------------------------------------------------
html.Div([
daq.Gauge(
id='ain0',
size=200,
color='red',
showCurrentValue=True,
units= name0,
value= 0,
label= name0,
max= max0,
min=0,
),
],
style={
'width':'20%',
'height':300,
'marginTop':0,
'textAlign':'center',
'fontSize':30,'color':'white',
'backgroundColor':'black',
'float':'left'
},
),
#---Channel Reading 1 ------------------------------------------------------------
html.Div([
daq.Gauge(
id='ain1',
size=200,
color='green',
showCurrentValue=True,
units= name1,
value= 0,
label= name1,
max= max1,
min=0,
),
],
style={
'width':'20%',
'height':300,
'marginTop':0,
'textAlign':'center',
'fontSize':30,'color':'white',
'backgroundColor':'black',
'float':'left'
},
),
#---Channel Reading 2 ------------------------------------------------------------
html.Div([
daq.Gauge(
id='ain2',
size=200,
color='orange',
showCurrentValue=True,
units= name2,
value= 0,
label= name2,
max= max2,
min=0,
),
],
style={
'width':'20%',
'height':300,
'marginTop':0,
'textAlign':'center',
'fontSize':30,'color':'white',
'backgroundColor':'black',
'float':'left'
},
),
#---Channel Reading 3 -------------------------------------------------------------
html.Div([
daq.Gauge(
id='ain3',
size=200,
color='blue',
logarithmic=False,
showCurrentValue=True,
units= name3,
value=0,
label= name3,
max= max3,
min=0,
)],
style={
'width':'20%',
'height':300,
'marginTop':0,
'textAlign':'center',
'fontSize':30,'color':'white',
'backgroundColor':'black',
'float':'left'
},
),
#---Channel Reading 4 --------------------------------------------------------------
html.Div([
daq.Gauge(
id='ain4',
size=200,
color='purple',
logarithmic=False,
showCurrentValue=True,
units= name4,
value=0,
label= name4,
max= max4,
min=0,
)],
style={
'width':'20%',
'height':300,
'marginTop':0,
'textAlign':'center',
'fontSize':30,'color':'white',
'backgroundColor':'black',
'float':'left'
},
)
]),
html.Div(children='Bee Research Pty Ltd 2021',
style={
'width':'100%',
'height':200,
'marginTop':0,
'textAlign':'center',
'fontSize':12,
'color':'white',
'backgroundColor':'black',
'float':'left'
}),
html.Div(id='slipper')
])
return tab1
#--- END OF PAGE RENDERING --------------------------------------------------------------------------
@app.callback(
Output('output_status', 'children'),
Output('ain0','value'),
Output('ain1','value'),
Output('ain2','value'),
Output('ain3','value'),
Output('ain4','value'),
Output('clock', 'children'),
Output('s1_output', 'children'),
Output('s2_output', 'children'),
Input('interval_gauges','n_intervals'),
[State('start', 'on'), State('s1', 'value'), State('s2','value')]
)
def record_status_text(on, n, s1, s2):
conn = sql.connect("labjackdb.db")
c = conn.cursor()
with conn:
c.execute("SELECT * FROM run_number ORDER BY run_id DESC LIMIT 1")
run = c.fetchone()
lastid = run[0]
time_end = run[2]
table = 'dac_readings' if (on == True) else 'temp_readings'
state = ut.if_recording(c)
table_name = "dac_readings" if state == True else "temp_readings"
status = 'RECORDING '+ str(lastid) if state == True else "NOT RECORDING"
if state == False:
lastid = 1
with conn:
c.execute(f"SELECT ain0, ain1, ain2, ain3 FROM {table_name} WHERE run_id = {str(lastid)} ORDER BY time DESC LIMIT 1")
readings = c.fetchone()
c.execute(f"""
SELECT ((ain4 - LAG (ain4, 50) OVER (ORDER BY time)) / (time - LAG (time, 50) OVER (ORDER BY time))) * 1000000 AS cps
FROM {table_name} WHERE run_id = {str(lastid)} ORDER BY TIME DESC LIMIT 1;""")
cps = c.fetchone()
if cps == None:
cps = 0
else:
cps = cps[0]
avgs['AIN0'] = readings[0]
avgs['AIN1'] = readings[1]
avgs['AIN2'] = readings[2]
avgs['AIN3'] = readings[3]
if n == True and time_end != None:
now = int(datetime.now().strftime('%s%f'))
with conn:
c.execute(f"INSERT INTO run_number (time_start) VALUES ({now}) ")
if n == False and time_end == None:
now = int(datetime.now().strftime('%s%f'))
with conn:
c.execute(f"UPDATE run_number SET time_end = '{now}' WHERE run_id = '{lastid}' ")
with conn:
c.execute("SELECT * from run_number ORDER BY run_id DESC LIMIT 1")
run = c.fetchone()
time_end = run[2]
now = datetime.now()
clock = now.strftime("%H:%M:%S")
return [status, avgs['AIN0'],avgs['AIN1'],avgs['AIN2'],avgs['AIN3'],cps,clock,s1,s2]
#--- UPDATE SLIDERPOS TABLE EVERY TIME SLIDER MOVES ------------------------------------------------------
@app.callback(
Output('slipper', 'value'),
[Input('s1', 'value'), Input('s2','value')]
)
def update_sliderpos(s1,s2):
conn = sql.connect("labjackdb.db")
c = conn.cursor()
with conn:
c.execute(f"UPDATE sliderpos SET s1 == {s1},s2 == {s2} ")
#--------------------------------------------------------------------------------------------