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from db import *
# Загружаем элементы БД
db = read_db()
els = list(db.keys())
###### ОФОРМЛЕНИЕ #######
from dash import Dash, dcc, html, Input, Output,callback
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app = Dash(__name__)
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app.layout = html.Div([
# Название + объём
html.Div([
# Реакция
html.Div([
dcc.Dropdown(els, id='reaction', placeholder="Реакция", maxHeight=500, style={'font-size': '120%'})
], style={'flex': 4}),
# Объём
html.Div([
dcc.Dropdown([30, 50, 100, 300, 1000], 100, id='amount', clearable=False, searchable=False
, style={'font-family': '"Source Sans Pro", sans-serif', 'font-size': '120%'})
], style={'flex': 1, 'padding-left': 25})
], style={'display': 'flex', 'flexDirection': 'row'}),
# Вывод
html.Div(id='output', style={'text-align': 'center', 'padding-left': '15%', 'padding-right': '15%'})
], style={'padding': '5%', 'margin-left': '30%', 'margin-right': '30%'})
# padding - отступ
# [#####]
# margin - сужение
# [###]
#########################
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####### ЛОГИКА ##########
from calc import *
@callback(
Output('output', 'children'),
Input('reaction', 'value'),
Input('amount', 'value')
)
def update_output(reaction, amount):
if reaction:
comps, res = calc(reaction, amount, main = True)
# Форматирование для HTML
result = []
for i in comps:
result.append( html.Div(i + ': ' + str(comps[i])
, style={'background-color': '#3f3b17', 'margin-top': 10, 'border-radius': 10, 'padding': 15, 'font-family': '"Source Sans Pro", sans-serif', 'font-size': '120%'}) )
# Выходное вещество
result.append( html.Div(f'{reaction}: {res}'
, style={'background-color': '#183929', 'margin-top': 10, 'border-radius': 10, 'padding': 15, 'font-family': '"Source Sans Pro", sans-serif', 'font-size': '120%'}) )
return result
#########################
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if __name__ == '__main__':
app.run(debug=True)
# app.run(debug=False)